System Professional Network Engineer (m/w/d)

🏢 Summary: The offer is for a Network Engineer Expert responsible for designing, implementing, and maintaining enterprise network infrastructure to ensure high performance and reliability. The role focuses on configuring multi-vendor network devices, optimizing network performance, and resolving complex incidents. It requires strong technical expertise in network protocols, infrastructure operations, and performance analysis. 🗂️ Requirements: Proven experience in network engineering, Strong knowledge of network protocols, topologies, and technologies, Experience configuring and operating multi-vendor network devices, Ability to diagnose and resolve complex network incidents, Degree in Computer Science or related technical field, Network engineering certification or equivalent, Ability to document technical processes, Ability to work autonomously in technical environments 📃 Skills: Networking, TCP/IP, Routing, Switching, LAN, WAN, DNS, DHCP, Firewalls, VLAN, VPN 🏢 Description: Introduction & Summary: The Network Engineer Expert will play a critical role in the design, implementation, and maintenance of the company's network infrastructure. This position requires a proven background in network engineering, including expertise in network protocols, devices, and performance optimization to ensure high service quality and reliability. Main Responsibilities: Design, implement, and maintain the network infrastructure within defined technical scope. Coordinate with technical stakeholders for efficient network operation. Provide technical support to internal users via service requests. Analyze network performance and identify optimization opportunities. Implement and configure network devices according to specifications. Investigate and resolve network-related incidents within response times. Maintain up-to-date knowledge of network technologies and best practices. Key Requirements: Proven expertise in network engineering. Solid understanding of network protocols, topologies, and technologies. Capability to configure and operate network devices from multiple vendors. Analytical ability to diagnose and resolve complex network issues. Academic background in Computer Science or a comparable technical field. Network engineering certification or equivalent accreditation. Ability to interact with technical stakeholders and document processes. Ability to deliver services autonomously while coordinating as needed. Nice to Have: Experience with network performance optimization. Familiarity with network security practices.

🏢 Summary: The role involves designing and implementing complex system integrations and network solutions in IT and electrical environments, including projects in military contexts. The position focuses on operating and administering complex IP network infrastructures and supporting migration and upgrade projects. The engineer is responsible for troubleshooting, configuration, and documentation of network components. 🗂️ Requirements: Completed technical degree in Computer Science or comparable qualification, Several years of professional experience in system engineering or network administration, Proven experience operating complex IP network infrastructures, Strong knowledge of Routing and Switching, Experience with at least one vendor: Cisco or HPE-Aruba, Experience with firewall systems or automation tools, Hands-on experience with routers, switches, and wireless solutions, Fluent German (C1) and good English skills, Willingness to travel up to 30% 📃 Skills: Routing, Switching, IP, Cisco, HPE-Aruba, Firewalls, PowerShell, Routers, Switches, Wireless, Networking, Automation 🏢 Description: Einführung & Zusammenfassung Wir suchen einen erfahrenen System Engineer (m/w/d) zur Konzeption und Umsetzung komplexer Systemintegrationen im IT- und Elektromarkt. Der ideale Kandidat bringt umfangreiche Kenntnisse in der Planung von Netzwerklösungen sowie in der Administration von Netzwerkkomponenten mit. Von Ihnen wird erwartet, dass Sie aktiv Probleme identifizieren und lösen, während Sie gleichzeitig eng und agil mit Ihrem Team sowie anderen Abteilungen zusammenarbeiten. Aufgaben Konzeption und Umsetzung der Systemintegration (IT, Elektrik) von Gesamtsystemlösungen Konzeption und Umsetzung von Netzwerklösungen Realisierung von Systemintegrationsprojekten im militärischen Umfeld Unterstützung bei der Planung und Durchführung von Migrations- und Upgrade-Projekten Administration von Netzwerkkomponenten wie Routern, Firewalls, Switches und Wireless Lösungen Erstellung von Konfigurations-Dokumentation Feststellung und Analyse von Problemen sowie Troubleshooting Enge und agile Zusammenarbeit mit dem Team und Kollegen anderer Systemintegrationsteams Anforderungen Abgeschlossenes technisches Studium (z.B. Informatik) oder vergleichbare Qualifikation sowie mehrjährige Berufserfahrung Nachweisbare Erfahrung im Betrieb von komplexen IP-Netzwerkstrukturen Fundierte Kenntnisse im Bereich Routing & Switching Kenntnisse in mindestens einem der Bereiche: Netzwerk-Herstellern wie: Cisco, HPE-Aruba Firewall-Systemen und Automatisierungswerkzeugen (z.B. Powershell) Funktechnologien Netzwerkkomponenten wie Routern, Firewalls, Switches und Wireless-Lösungen Fließende Deutsch- (mind. C1) und gute Englischkenntnisse Starke Eigeninitiative und Problemlösungsfähigkeit Ausgeprägte Team- und Kommunikationsfähigkeit Reisebereitschaft (bis zu 30%) Nice to Haves Kennnisse in modernen Netzwerkarchitekturen Erfahrung mit Cloud-basierten Lösungen Kenntnisse in Sicherheitsframeworks Sonstige Details Die Stelle kann in einem flexiblen Arbeitsmodell, teilweise auch remote, besetzt werden. Aufgrund unserer Zusammenarbeit mit Kunden im Bereich kritischer Infrastrukturen kann eine Sicherheitsüberprüfung nach Sicherheitsüberprüfungsgesetz (SÜG) erforderlich sein. Wir freuen uns auf Ihre Bewerbung!

🏢 Summary: Senior Network Engineer role focused on operating, analyzing, and further developing complex enterprise network infrastructures with strong emphasis on firewalls and security in highly regulated environments. The position involves implementing segmentation and security concepts and working with modern network architectures. Collaboration with interdisciplinary teams in security-critical contexts is required. 🗂️ Requirements: Several years of experience as Network Engineer or Network Administrator, Strong knowledge of enterprise networks (e.g., Aruba or comparable vendors), Deep understanding of network architectures and protocols, Experience with network security solutions and firewalls, Knowledge of switching and routing, Understanding of Spanning-Tree mechanisms, Fluent German (C1 minimum), Eligibility for SÜ2 security clearance 📃 Skills: Aruba, Switching, Routing, Firewalls, Spanning-Tree, TCP/IP, Segmentation, NetworkSecurity 🏢 Description: Einführung & Zusammenfassung Wir suchen einen erfahrenen Senior Network Engineer (m/w/d) mit Schwerpunkt Enterprise Networks und Firewalls. In dieser Rolle sind Sie verantwortlich für den Betrieb, die Analyse und die Weiterentwicklung komplexer Netzwerkinfrastrukturen in hochsicheren und regulierten Umgebungen. Der ideale Kandidat verfügt über fundierte Kenntnisse in modernen Netzwerkarchitekturen, bringt ein ausgeprägtes Verständnis für Sicherheits- und Segmentierungskonzepte mit und arbeitet lösungsorientiert sowie eng mit interdisziplinären Teams zusammen. Aufgaben Betrieb und Analyse komplexer Netzwerke Arbeit mit Switches, Routern und Firewalls Umsetzung von Segmentierungs‑ und Sicherheitskonzepten Verständnis und Einsatz von Spanning‑Tree‑Mechanismen Mitarbeit in hochregulierten und sicherheitskritischen Umgebungen Anforderungen Mehrjährige Erfahrung als Network Engineer oder Netzwerkadministrator Fundierte Kenntnisse in Enterprise-Netzwerken (z. B. Aruba oder vergleichbare Hersteller) Sehr gutes systemisches Verständnis von Netzwerkarchitekturen und -protokollen Erfahrung im Umgang mit Netzwerk-Sicherheitslösungen und Firewalls Strukturierte und analytische Arbeitsweise Fließende Deutschkenntnisse (mind. C1) Teamfähigkeit sowie eine selbstständige und lösungsorientierte Arbeitsweise Sonstige Details Aufgrund der Tätigkeit in sicherheitskritischen Umgebungen kann eine Sicherheitsüberprüfung SÜ2 erforderlich sein. Wir freuen uns auf Ihre Bewerbung!

🏢 Summary: Opportunity for a Network Engineer to support and evolve a large-scale global network infrastructure, focusing on provisioning, monitoring, troubleshooting, and continuous improvement of corporate and backbone networking environments. The role involves hands-on work with routing, wireless, remote access, and network security technologies while participating in on-call operations. Ideal for candidates with solid networking fundamentals seeking to grow in a high-performance, production environment. 🗂️ Requirements: Basic understanding of BGP configuration and management, Basic knowledge of backbone and datacenter networks, Working knowledge of at least one internal routing protocol, Working knowledge of TCP/IP, Working knowledge of corporate networking, Working knowledge of remote access technologies, Working understanding of wireless technologies, Ability to provision and manage network devices and circuits, Ability to troubleshoot network hardware and software issues, Strong documentation skills, Strong communication skills, Eligibility to work under ITAR regulations (U.S. citizen, national, permanent resident, refugee, asylee, or authorized) 📃 Skills: BGP, TCP/IP, Routing, Wireless, RemoteAccess, NAC, Juniper, Cisco, Aruba, Arista, Scripting, Automation, NetworkSecurity, Firmware 🏢 Description: SpaceXAI's mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company's mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates.ABOUT THE ROLE: Our Network Engineering team handles a dynamic, constantly growing and evolving global network that provides a reliable, high-performance and secure network behind one of the few products in the world that touches over 1 billion people. The ideal candidate is a Network Engineer who is proficient with the fundamentals, and eager to grow your skills on a global network. You're a motivated pragmatic thinker, eager to get the job done while finding a balance between shipping and quality with a: RESPONSIBILITIES: Help to define configuration and architecture standards Contribute to the qualification of new platforms Provisioning of network devices in corporate offices and POPs as per documented procedures Provisioning and management of corporate circuits Contribute to the continuous improvement of configuration standards and operational procedures Contribute to the continuous improvement of corporate device monitoring Liaise with third parties, IT and remote office users to fix and resolve issues Creation and execution of scheduled changes, process & documentation Participate in the on call rotation Maintaining and upgrading existing systems, firmware updates and configurations Monitoring network performance and ensuring system availability and reliability Troubleshooting: Analyzing and resolving network hardware and software problems BASIC QUALIFICATIONS: Basic understanding of BGP configuration and management Basic knowledge of backbone and datacenter networks Working understanding of wireless technologies Working knowledge of at least one internal routing protocol, its configuration and day to day operation Working knowledge of corporate networking Working knowledge of TCP/IP Working knowledge of remote access Strong documentation and communication skill set PREFERRED SKILLS AND EXPERIENCE: Familiarity with the following: Multiple networking vendors, such as Juniper, Cisco, Aruba, Arista Remote Access Network security and NAC Scripting and automation of network operations activities ITAR REQUIREMENTS: To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State. Learn more about the ITAR here. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice.

🏢 Summary: Hands-on Level 2 Network Support Engineer role focused on maintaining stability, availability, and performance of a global enterprise network infrastructure. The position involves advanced monitoring, incident resolution, and operational support across LAN, Wi-Fi, Firewall, Zscaler, SD-WAN, and WAN environments. The role emphasizes strong troubleshooting skills, proactive operations, and high-quality service delivery. 🗂️ Requirements: Experience in Network Operations or Network Support, Experience with enterprise-scale network infrastructures, Proven incident management and troubleshooting experience, Strong knowledge of LAN and Switching, Strong knowledge of Enterprise Wi-Fi, Experience with Firewall technologies, Experience with Zscaler (ZIA / ZPA), Experience with SD-WAN, Understanding of WAN and underlay connectivity, Experience with network monitoring tools, Understanding of ITIL processes 📃 Skills: LAN, Switching, Wi-Fi, Firewall, PaloAlto, Zscaler, ZIA, ZPA, SD-WAN, WAN, ITIL, Monitoring 🏢 Description: Summary The Level 2 Network Support Engineer plays a critical role in ensuring the stability, availability, and performance of the global network infrastructure. This position provides advanced operational support across multiple network technologies, including LAN, Wi-Fi, Firewall, Zscaler, SD-WAN, and WAN services. The engineer is responsible for proactive monitoring, incident resolution, service request fulfillment, and operational support activities while maintaining high service quality and customer satisfaction. This is a hands-on, run-oriented role requiring strong technical troubleshooting capabilities, operational rigor, and a customer-focused mindset. Main Responsibilities Monitoring & Supervision: Continuously monitor network services and infrastructure to proactively identify issues and performance degradation. Supervise the health and availability of LAN, Wi-Fi, Firewall, Zscaler, SD-WAN, and WAN environments. Analyze alerts and events generated by monitoring platforms. Perform initial diagnostics and corrective actions to restore service as quickly as possible. Escalate complex issues or recurring problems to Level 3 teams when required. Incident Management: Investigate and resolve incidents escalated from Level 1 support or detected through monitoring activities. Perform advanced troubleshooting across supported network technologies. Manage incidents throughout their lifecycle, ensuring timely communication and resolution. Participate in the management of Major Incidents (P1/P2) and support crisis resolution activities. Contribute to root cause analysis and corrective action implementation. Key Requirements Strong experience in Network Operations or Network Support environments. Experience supporting enterprise-scale network infrastructures. Proven experience in incident management and operational troubleshooting. Strong knowledge of LAN and Switching technologies. Strong knowledge of Enterprise Wi-Fi environments. Experience with Firewall technologies (Palo Alto preferred). Experience with Zscaler solutions (ZIA / ZPA). Experience with SD-WAN environments. Understanding of WAN and Underlay connectivity services. Experience with network monitoring and observability tools. Understanding of ITIL processes and service management practices. Nice to Have Strong analytical and troubleshooting capabilities. Customer-oriented mindset. Strong communication and collaboration skills. Ability to work effectively in a global and multicultural environment. Ability to manage priorities and work under pressure during critical incidents. Proactive and hands-on mindset. Ownership and accountability. Structured and detail-oriented. Team player with strong collaboration skills. Continuous improvement mindset. Other Details Key Value of the Role: Ensure network service availability and operational stability. Deliver high-quality support and incident resolution. Maintain customer satisfaction through effective service delivery. Support a scalable and efficient global network operating model. Contribute to operational excellence and continuous improvement initiatives.

🏢 Summary: The offer is for a Level 2 Network Support Engineer responsible for maintaining the stability, availability, and performance of a global network infrastructure. The role focuses on advanced troubleshooting, incident management, proactive monitoring, and operational support across LAN, Wi-Fi, Firewall, Zscaler, SD-WAN, and WAN environments. It is a hands-on, run-oriented position within a Follow-the-Sun support model requiring strong technical expertise in enterprise networking. 🗂️ Requirements: Strong knowledge of LAN and switching technologies, Strong knowledge of enterprise Wi-Fi environments, Experience with firewall technologies, Experience with Zscaler (ZIA/ZPA), Experience with SD-WAN environments, Understanding of WAN and underlay connectivity, Experience with network monitoring and observability tools, Understanding of ITIL processes and service management, Ability to perform advanced network troubleshooting, Experience in incident and major incident management 📃 Skills: LAN, Switching, Wi-Fi, Firewall, PaloAlto, Zscaler, ZIA, ZPA, SD-WAN, WAN, Monitoring, Observability, ITIL 🏢 Description: Role Overview The Level 2 Network Support Engineer plays a critical role in ensuring the stability, availability, and performance of the global network infrastructure. This position provides advanced operational support across multiple network technologies, including LAN, Wi-Fi, Firewall, Zscaler, SD-WAN, and WAN services. The engineer is responsible for proactive monitoring, incident resolution, service request fulfillment, and operational support activities while maintaining high service quality and customer satisfaction. This is a hands-on, run-oriented role requiring strong technical troubleshooting capabilities, operational rigor, and a customer-focused mindset. Key Responsibilities Monitoring & Supervision Continuously monitor network services and infrastructure to proactively identify issues and performance degradation. Supervise the health and availability of LAN, Wi-Fi, Firewall, Zscaler, SD-WAN, and WAN environments. Analyze alerts and events generated by monitoring platforms. Perform initial diagnostics and corrective actions to restore service as quickly as possible. Escalate complex issues or recurring problems to Level 3 teams when required. Incident Management Investigate and resolve incidents escalated from Level 1 support or detected through monitoring activities. Perform advanced troubleshooting across supported network technologies. Manage incidents throughout their lifecycle, ensuring timely communication and resolution. Participate in the management of Major Incidents (P1/P2) and support crisis resolution activities. Contribute to root cause analysis and corrective action implementation. Ensure incident records are properly documented and maintained. Request & Work Order Management Execute service requests and work orders related to network operations. Perform standard operational activities such as configuration changes, access requests, policy updates, and network provisioning tasks. Ensure all requests are completed within agreed service levels and operational procedures. Maintain accurate documentation of completed activities. Operational Support & Service Continuity Support daily network operations across global regions following a Follow-the-Sun support model. Ensure service continuity through proactive operational management. Participate in operational handovers between regions (APAC, EMEA, NAM/LAM). Collaborate closely with internal teams, vendors, and service providers to ensure efficient service delivery. Knowledge Management & Documentation Create, maintain, and improve operational documentation, runbooks, procedures, and knowledge articles. Ensure troubleshooting guides remain accurate and up to date. Contribute to knowledge sharing across the support organization. Continuous Improvement Identify recurring issues and opportunities for operational improvements. Support automation and process optimization initiatives. Contribute to improving monitoring coverage, alert quality, and operational efficiency. Participate in service reviews and operational improvement discussions. Technical Skills - Strong knowledge of LAN and Switching technologies. - Strong knowledge of Enterprise Wi-Fi environments. - Experience with Firewall technologies (Palo Alto preferred). - Experience with Zscaler solutions (ZIA / ZPA). - Experience with SD-WAN environments. - Understanding of WAN and Underlay connectivity services. - Experience with network monitoring and observability tools. - Understanding of ITIL processes and service management practices.

🏢 Summary: The role focuses on providing advanced Level 2 operational support to ensure stability, availability, and performance of a global enterprise network infrastructure. It involves proactive monitoring, incident resolution, configuration management, and troubleshooting across multiple network technologies in a follow-the-sun model. The position requires strong hands-on expertise in network operations and enterprise environments. 🗂️ Requirements: Strong experience in Network Operations or Network Support environments, Experience supporting enterprise-scale network infrastructures, Proven experience in incident management and advanced troubleshooting, Strong knowledge of LAN and Switching technologies, Strong knowledge of Enterprise Wi-Fi environments, Experience with Firewall technologies, Experience with Zscaler solutions (ZIA/ZPA), Experience with SD-WAN environments, Understanding of WAN and underlay connectivity services, Experience with network monitoring and observability tools, Understanding of ITIL processes and service management practices 📃 Skills: LAN, Switching, WiFi, Firewall, PaloAlto, Zscaler, ZIA, ZPA, SDWAN, WAN, TCPIP, ITIL, Monitoring, Observability 🏢 Description: Summary The Level 2 Network Support Engineer plays a critical role in ensuring the stability, availability, and performance of the global network infrastructure. This position provides advanced operational support across multiple network technologies, including LAN, Wi-Fi, Firewall, Zscaler, SD-WAN, and WAN services. The engineer is responsible for proactive monitoring, incident resolution, service request fulfillment, and operational support activities while maintaining high service quality and customer satisfaction. This is a hands-on, run-oriented role requiring strong technical troubleshooting capabilities, operational rigor, and a customer-focused mindset. Responsibilities: Monitoring & Supervision: Continuously monitor network services and infrastructure to proactively identify issues and performance degradation. Supervise the health and availability of LAN, Wi-Fi, Firewall, Zscaler, SD-WAN, and WAN environments. Analyze alerts and events generated by monitoring platforms. Perform initial diagnostics and corrective actions to restore service as quickly as possible. Escalate complex issues or recurring problems to Level 3 teams when required. Incident Management: Investigate and resolve incidents escalated from Level 1 support or detected through monitoring activities. Perform advanced troubleshooting across supported network technologies. Manage incidents throughout their lifecycle, ensuring timely communication and resolution. Participate in the management of Major Incidents (P1/P2) and support crisis resolution activities. Contribute to root cause analysis and corrective action implementation. Ensure incident records are properly documented and maintained. Request & Work Order Management: Execute service requests and work orders related to network operations. Perform standard operational activities such as configuration changes, access requests, policy updates, and network provisioning tasks. Ensure all requests are completed within agreed service levels and operational procedures. Maintain accurate documentation of completed activities. Operational Support & Service Continuity: Support daily network operations across global regions following a Follow-the-Sun support model. Ensure service continuity through proactive operational management. Participate in operational handovers between regions (APAC, EMEA, NAM/LAM). Collaborate closely with internal teams, vendors, and service providers to ensure efficient service delivery. Knowledge Management & Documentation: Create, maintain, and improve operational documentation, runbooks, procedures, and knowledge articles. Ensure troubleshooting guides remain accurate and up to date. Contribute to knowledge sharing across the support organization. Continuous Improvement: Identify recurring issues and opportunities for operational improvements. Support automation and process optimization initiatives. Contribute to improving monitoring coverage, alert quality, and operational efficiency. Participate in service reviews and operational improvement discussions. Must Haves: Strong experience in Network Operations or Network Support environments. Experience supporting enterprise-scale network infrastructures. Proven experience in incident management and operational troubleshooting. Strong knowledge of LAN and Switching technologies. Strong knowledge of Enterprise Wi-Fi environments. Experience with Firewall technologies (Palo Alto preferred). Experience with Zscaler solutions (ZIA / ZPA). Experience with SD-WAN environments. Understanding of WAN and Underlay connectivity services. Experience with network monitoring and observability tools. Understanding of ITIL processes and service management practices. Nice to Haves: Strong analytical and troubleshooting capabilities. Customer-oriented mindset. Strong communication and collaboration skills. Ability to work effectively in a global and multicultural environment. Ability to manage priorities and work under pressure during critical incidents. Proactive and hands-on mindset. Ownership and accountability. Structured and detail-oriented. Team player with strong collaboration skills. Continuous improvement mindset. Other Details: Key Value of the Role: Ensure network service availability and operational stability. Deliver high-quality support and incident resolution. Maintain customer satisfaction through effective service delivery. Support a scalable and efficient global network operating model. Contribute to operational excellence and continuous improvement initiatives. Reason (Must Have): Strong experience in Network Operations: Essential for effectively managing complex network environments and resolving incidents efficiently. Experience supporting enterprise-scale network infrastructures: Necessary for understanding the complexities and requirements of large-scale networks. Reason (Nice to Have): Strong analytical and troubleshooting capabilities: Adds value by enhancing the quality of incident resolution and operational support. Customer-oriented mindset: Helps maintain high customer satisfaction levels, which is crucial in support roles. Trust Score: Score: High Evidence: Detailed responsibilities, specific technologies listed, and quantified experience levels enhance clarity for precise sourcing. Sourcing Guidance / Clarifications Needed: The job description provides good technical clarity for sourcing. Consider these potential recommendations to enhance the search: Recommendation: Search for candidates with skills in both LAN and Firewall technologies. Rationale: These skills are often found together in complex network environments and can provide more comprehensive candidates. Recommendation: Look for experience with automation tools alongside network troubleshooting. Rationale: Automation expertise can significantly improve operational efficiency and contribute to the continuous improvement initiatives mentioned. Recommendation: Consider candidates with experience in multi-cloud environments. Rationale: Experience in managing services across cloud platforms will lend valuable insight into a diverse network infrastructure.

🏢 Summary: The offer is for a Senior Network Engineer responsible for testing and validating industrial communication and Ethernet-based networking solutions in IT/OT environments. The role focuses on building test environments, configuring and troubleshooting industrial networks, and analyzing complex networking issues using diagnostic tools. It combines hands-on networking, system testing, and collaboration with international engineering teams. 🗂️ Requirements: Minimum 5 years of experience in computer networking, industrial networking, or system testing, Strong knowledge of Ethernet technologies and networking protocols, Experience in configuring and troubleshooting network devices, Knowledge of VLANs, routing, STP/RSTP, DLR, and redundancy protocols, Experience with network diagnostic and traffic analysis tools, Experience in designing and executing test cases, English proficiency (very good level) 📃 Skills: Ethernet, VLAN, Routing, STP, RSTP, DLR, Wireshark, TCP/IP, IT, OT, Automation 🏢 Description: Join a global technology company specializing in industrial automation and industrial communication solutions. The team is responsible for developing and testing advanced networking devices used in industrial environments worldwide. As a Senior Network Engineer, you will be responsible for testing and validating industrial communication solutions, building test environments, and troubleshooting complex networking issues in IT/OT environments. The role combines networking expertise, system testing, and hands-on work with modern communication technologies. On a daily basis, you will collaborate with international engineering teams and support the analysis and resolution of complex technical challenges. Key responsibilities • Design and execute tests for industrial communication devices and Ethernet-based solutions • Build and maintain test environments and network topologies • Configure and troubleshoot industrial networks, including VLANs, routing, STP/RSTP, and DLR • Analyze test results, report defects, and collaborate with development teams • Use diagnostic tools such as Wireshark and packet analyzers • Develop test cases and support test automation initiatives Ideal candidate profile • Minimum 5 years of experience in computer networking, industrial networking, or system testing • Strong understanding of Ethernet technologies and networking protocols • Experience with configuring and troubleshooting network devices • Knowledge of technologies such as VLANs, routing, STP/RSTP, DLR, or redundancy protocols • Experience with diagnostic tools and network traffic analysis • Very good command of English Conditions Rate: 120 - 140 PLN/h, B2B contract Benefits: Private healthcare, Multisport card and life insurance Work model: Hybrid - 3 days from the office, 2 days from home Recruitment steps Phone call or online meeting with a KUBO Recruiter - Aleksandra (approx. 20 min.) Interview with Client : on-site in the office in Katowice which will be devided into two parts: Technical interview Interview with the manager from the United States Possible additional stage: Short meeting with the PM from the USA (approximately 30 minutes) Decision and feedback

🏢 Summary: Level 2 Network Support Engineer responsible for maintaining stability, availability, and performance of a global enterprise network infrastructure. The role focuses on advanced monitoring, incident resolution, and operational support across LAN, Wi-Fi, Firewall, Zscaler, SD-WAN, and WAN environments. It is a hands-on operational position ensuring service continuity and high-quality network support. 🗂️ Requirements: Strong experience in Network Operations or Network Support, Experience supporting enterprise-scale network infrastructures, Proven experience in incident management and advanced troubleshooting, Strong knowledge of LAN and Switching technologies, Strong knowledge of Enterprise Wi-Fi environments, Experience with Firewall technologies, Experience with Zscaler solutions, Experience with SD-WAN environments, Understanding of WAN and underlay connectivity, Experience with network monitoring and observability tools, Understanding of ITIL processes and service management 📃 Skills: LAN, Switching, WiFi, Firewall, PaloAlto, Zscaler, ZIA, ZPA, SDWAN, WAN, Underlay, Monitoring, Observability, ITIL 🏢 Description: Summary The Level 2 Network Support Engineer plays a critical role in ensuring the stability, availability, and performance of the global network infrastructure. This position provides advanced operational support across multiple network technologies, including LAN, Wi-Fi, Firewall, Zscaler, SD-WAN, and WAN services. The engineer is responsible for proactive monitoring, incident resolution, service request fulfillment, and operational support activities while maintaining high service quality and customer satisfaction. This is a hands-on, run-oriented role requiring strong technical troubleshooting capabilities, operational rigor, and a customer-focused mindset. Responsibilities: Monitoring & Supervision: Continuously monitor network services and infrastructure to proactively identify issues and performance degradation. Supervise the health and availability of LAN, Wi-Fi, Firewall, Zscaler, SD-WAN, and WAN environments. Analyze alerts and events generated by monitoring platforms. Perform initial diagnostics and corrective actions to restore service as quickly as possible. Escalate complex issues or recurring problems to Level 3 teams when required. Incident Management: Investigate and resolve incidents escalated from Level 1 support or detected through monitoring activities. Perform advanced troubleshooting across supported network technologies. Manage incidents throughout their lifecycle, ensuring timely communication and resolution. Participate in the management of Major Incidents (P1/P2) and support crisis resolution activities. Contribute to root cause analysis and corrective action implementation. Ensure incident records are properly documented and maintained. Request & Work Order Management: Execute service requests and work orders related to network operations. Perform standard operational activities such as configuration changes, access requests, policy updates, and network provisioning tasks. Ensure all requests are completed within agreed service levels and operational procedures. Maintain accurate documentation of completed activities. Operational Support & Service Continuity: Support daily network operations across global regions following a Follow-the-Sun support model. Ensure service continuity through proactive operational management. Participate in operational handovers between regions (APAC, EMEA, NAM/LAM). Collaborate closely with internal teams, vendors, and service providers to ensure efficient service delivery. Knowledge Management & Documentation: Create, maintain, and improve operational documentation, runbooks, procedures, and knowledge articles. Ensure troubleshooting guides remain accurate and up to date. Contribute to knowledge sharing across the support organization. Continuous Improvement: Identify recurring issues and opportunities for operational improvements. Support automation and process optimization initiatives. Contribute to improving monitoring coverage, alert quality, and operational efficiency. Participate in service reviews and operational improvement discussions. Must Haves: Strong experience in Network Operations or Network Support environments. Experience supporting enterprise-scale network infrastructures. Proven experience in incident management and operational troubleshooting. Strong knowledge of LAN and Switching technologies. Strong knowledge of Enterprise Wi-Fi environments. Experience with Firewall technologies (Palo Alto preferred). Experience with Zscaler solutions (ZIA / ZPA). Experience with SD-WAN environments. Understanding of WAN and Underlay connectivity services. Experience with network monitoring and observability tools. Understanding of ITIL processes and service management practices. Nice to Haves: Strong analytical and troubleshooting capabilities. Customer-oriented mindset. Strong communication and collaboration skills. Ability to work effectively in a global and multicultural environment. Ability to manage priorities and work under pressure during critical incidents. Proactive and hands-on mindset. Ownership and accountability. Structured and detail-oriented. Team player with strong collaboration skills. Continuous improvement mindset. Other Details: Key Value of the Role: Ensure network service availability and operational stability. Deliver high-quality support and incident resolution. Maintain customer satisfaction through effective service delivery. Support a scalable and efficient global network operating model. Contribute to operational excellence and continuous improvement initiatives. Reason (Must Have): Strong experience in Network Operations: Essential for effectively managing complex network environments and resolving incidents efficiently. Experience supporting enterprise-scale network infrastructures: Necessary for understanding the complexities and requirements of large-scale networks. Reason (Nice to Have): Strong analytical and troubleshooting capabilities: Adds value by enhancing the quality of incident resolution and operational support. Customer-oriented mindset: Helps maintain high customer satisfaction levels, which is crucial in support roles.

🏢 Summary: Senior LAN/WAN Network Engineer responsible for designing, maintaining and securing highly reliable network infrastructure supporting critical payment services. The role focuses on LAN/WAN architecture, modernization projects, advanced routing and security technologies, and ensuring compliance with high security standards. Position involves hands-on configuration, monitoring, troubleshooting and participation in audits. 🗂️ Requirements: Minimum 7 years of IT experience, Minimum 4 years in LAN/WAN design and maintenance, Experience in high-security environments (finance, critical infrastructure), Experience in migration and modernization projects, Knowledge of TCP/IP stack and network troubleshooting in layered model, Knowledge of L2/L3 architecture design and segmentation techniques, Knowledge of EVPN/VXLAN and advanced routing protocols, Knowledge of DWDM technology, Knowledge of network monitoring and threat detection methods, Knowledge of IPSec, IKE, MACsec, TLS, X.509 and PKI, Experience with QoS implementation (shaping, policing), Experience in wireless networks with controller-based architecture, Configuration and hardening of Junos and IOS devices, Knowledge of AAA model and Linux (CentOS/RHEL), Basic knowledge of LTE and GPRS in WAN routers, Driving license category B, English proficiency B1/B2, Availability for night maintenance windows 📃 Skills: TCP/IP, EVPN, VXLAN, VRF, VirtualChassis, MC-LAG, LACP, HSRP, VRRP, OSPF, BGP, PolicyRouting, DWDM, IPSec, IKE, MACsec, TLS, X.509, PKI, QoS, Junos, IOS, Linux, CentOS, RHEL, AAA, LTE, GPRS, LAN, WAN 🏢 Description: LAN/WAN Network Engineer 🌐 Chcesz pracować przy infrastrukturze sieciowej, od której zależy działanie nowoczesnych usług płatniczych? Szukamy doświadczonego LAN/WAN Network Engineer , który weźmie odpowiedzialność za rozwój, niezawodność i bezpieczeństwo infrastruktury sieciowej wspierającej nasze kluczowe obszary biznesowe. To rola dla osób, które chcą pracować z zaawansowanymi technologiami sieciowymi, uczestniczyć w projektach modernizacyjnych i mieć realny wpływ na funkcjonowanie środowiska o najwyższych wymaganiach niezawodności i bezpieczeństwa. 📍 Lokalizacja: Warszawa 💼 Tryb pracy: Stacjonarna / Hybrydowa 📝 Typ umowy: Umowa o pracę, pełny etat 💸 Branża: Płatności 📌 Twoje zadania: Utrzymanie sieci kolokacyjnych, biurowych, punktów koncentracji dla zdalnych urządzeń i łączy sieci rozległej, analizowanie zgłoszeń dotyczących ciągłości i bezpieczeństwa dla sieci LAN-WAN, planowanie pojemności oraz modernizacji; Opiniowanie i wdrażanie rozwiązań łączności w projektach w tym także styku z Cloud, aktualizowanie dokumentacji technicznej; Tworzenie i rozbudowa narzędzi usprawniających i monitorujących pracę systemów oraz ich bezpieczeństwo i zgodność z wymaganymi standardami; Wsparcie w procesach audytowych jakim podlega ITCARD. 🎯 Nasze wymagania: Minimum 7 lat doświadczenia IT (w tym min. 4 lata w projektowaniu i utrzymaniu sieci LAN/WAN); Doświadczenie w środowiskach o podwyższonych wymaganiach bezpieczeństwa (finanse, energetyka, przemysł, infrastruktura krytyczna); Doświadczenie w prowadzeniu projektów migracyjnych i modernizacyjnych oraz tworzeniu dokumentacji, standardów i procedur; Znajomość: -- Stosu protokołów TCP/IP, zagadnień bezpieczeństwa sieciowego i technik diagnozowania problemów w modelu warstwowym z użyciem różnych narzędzi; -- Zasad projektowania architektury dostępowej i core (L2/L3) wraz z technikami segmentacji; -- EVPN/VXLAN, VRF, Virtual Chassis, MC-LAG, LACP, HSRP, VRRP, OSPF, BGP, Policy-based routing; DWDM; -- Metod monitorowania sieci i technik wykrywania zagrożeń; -- Zabezpieczeń transmisji IKE/IPSec/MACSEC/X.509/TLS, podstaw PKI oraz Implementacji QoS (klasy ruchu, shaping, policing); -- Zasad projektowania i utrzymania sieci bezprzewodowych (opartych o infrastrukturę z kontrolerem); -- Konfiguracji urządzeń opartych o Junos, IOS i zasad ich hardeningu, protokołów uwierzytelnienia, autoryzacji i rozliczania [AAA model] oraz Linux CentOS/RHEL; -- Technologii LTE, GPRS w routerach WAN (w podstawowym zakresie). Prawo jazdy kategorii B; Bardzo dobra znajomość języka angielskiego (min. B1/B2); Dyspozycyjność do pracy w godzinach nocnych w czasie uprzednio zaplanowanych okien serwisowych lub incydentalnych prac awaryjnych. ⭐️ Mile widziane: Umiejętności dotyczące zasad konfiguracji, utrzymania i integracji sieci LAN z technologiami Firewall/IPS-IDS/WAF/LB/AntiDoS/OpenShift/Cloud lub chęć rozwoju umiejętności w zakresie tych technologii tuż po dołączeniu do naszego zespołu; Znajomość standardów PCI DSS i rozporządzenia DORA oraz języków skryptowych Perl lub Python; Pasja związana z zagadnieniami z zakresu Cyberbezpieczeństwa. To oferujemy: 💳 Możliwość zdobycia doświadczenia w rozwojowej branży technologicznej; 📄 Stabilne zatrudnienie w oparciu o umowę o pracę; 🕒 Elastyczne godziny pracy i możliwość pracy hybrydowej; 🎉 Dodatkowy dzień urlopu z okazji urodzin; ☂ Ubezpieczenie na życie; 🏥 Prywatna opieka medyczna; 🏋️‍♀️ Karta Multisport; 🗣 Onlinowy kurs języka angielskiego; 🤝 Program rekomendacji pracowników; 👕 Luźny dress code; 🎊 Integracje, konkursy i wydarzenia firmowe; 🤗 Praca w zespole ekspertów otwartym na współpracę i wymianę doświadczeń.