Firewall Specialist

🏢 Summary: The role involves maintaining and updating a large-scale firewall environment to ensure network security and stability. Responsibilities include planning and executing firewall updates, handling change requests, and performing firewall service operations. The position requires strong expertise in Fortinet and Checkpoint technologies within a structured change management process. 🗂️ Requirements: Very good networking knowledge, Strong expertise in Fortinet technologies, Strong expertise in Checkpoint technologies, Experience with GitLab, Experience with Ansible, Experience managing firewall updates and rule changes, Ability to prepare and execute technical change requests 📃 Skills: Networking, Fortinet, Checkpoint, GitLab, Ansible, Firewalls, TCP/IP 🏢 Description: Introduction & Summary: This role focuses on maintaining the security and functionality of a large firewall environment through regular updates, addressing vulnerabilities, and executing service requests efficiently to safeguard network integrity. The ideal candidate will possess very good networking knowledge and excellent know-how in Fortinet and Checkpoint technologies. Main Responsibilities: Technical planning of updates. Preparation of necessary activities and creation of change requests. If required, present the activities in various Change Advisory Boards. Execution and post-implementation review of updates. Execution of firewall service orders (e.g., firewall rule activations and deletions). Key Requirements: Very good networking knowledge. Excellent know-how in Fortinet and Checkpoint technologies . Knowledge of GitLab and Ansible. High commitment to the quality of work. Experience in dealing with internal and external customers. Good communication skills. Nice to Have: Experience in a banking-regulated environment Willingness to work outside normal hours (evenings and weekends) German language skills Other Details: Start date: 01.05.2026 Service period: Long-term

🏢 Summary: B2B role in the finance sector for a Network/Infrastructure specialist with strong AlgoSec and firewall expertise, working in a hybrid model. The position focuses on firewall management, network architecture, security optimization, and direct collaboration with clients to improve firewall rule compliance. The project requires hands-on configuration, troubleshooting, and performance optimization of enterprise network environments. 🗂️ Requirements: Hands-on experience with firewall technologies, Experience with CheckPoint firewalls, Proven experience with AlgoSec products, Ability to configure and manage firewall solutions, Experience in network architecture and design, Experience in network implementation and optimization, Ability to troubleshoot complex network issues, Experience in reviewing and analyzing firewall rules, Ability to identify and remediate non-compliant or risky rules 📃 Skills: AlgoSec, CheckPoint, Firewalls, Networking, Architecture, Security, Troubleshooting, Optimization, Infrastructure, Python, Ansible, Django 🏢 Description: PROJECT INFORMATION: Industry: Finance Project language: English Business trips: Occasionally to DK Start: ASAP/Flexible Hybrid model: 3 days/week in office Assignment type: B2B Remuneration: We are open to your financial expectations - let’s talk about it. We are looking for a proactive and dedicated professional with broad expertise in Network/Infrastructure, who can contribute to our team with their expertise in AlgoSec and overall network management skills. Key Responsibilities & Qualifications: In-depth understanding and hands-on experience with firewall technologies and best practices. Capability to configure, manage, and secure various firewall solutions, mainly with CheckPoint Algosec Expertise , proven track record and hands-on experience with Algosec products, including configuration, management, and troubleshooting. Network Experience: Comprehensive knowledge and experience in network architecture, design, and implementation. Ability to manage and optimize network performance, ensure security, and troubleshoot complex network issues. Strong analytical and problem-solving skills. Excellent communication and teamwork abilities. Working with the client and interacting directly with customers regarding the firewall management tool, including reviewing and analyzing firewall rules, identifying risky or non-compliant rules, and providing recommendations for improvement. Nice to have: Experience in automation using Python/Ansible/Django ·

🏢 Summary: The offer is for a Network Engineer responsible for designing, maintaining, and securing LAN, WAN, and VPN infrastructures across on-premise and cloud environments. The role focuses on high availability, network security, traffic analysis, and troubleshooting complex L2/L3 issues. The position involves participation in infrastructure projects, architecture reviews, and incident response for critical systems. 🗂️ Requirements: Minimum 3 years of experience in network administration and design, Strong knowledge of LAN, WAN, VPN, routing, VLAN, QoS, Hands-on experience with enterprise network devices, Knowledge of network security practices (segmentation, ACL, firewall, IPS/IDS), Ability to analyze network traffic and troubleshoot complex issues, Experience in infrastructure and cross-functional projects, Ability to work during incidents and under time pressure, Good technical English 📃 Skills: LAN, WAN, VPN, Routing, VLAN, QoS, ACL, Firewall, IPS, IDS, Switching, LoadBalancing, NetworkMonitoring 🏢 Description: Tasks Design and maintain LAN, WAN, and VPN topologies across on-premise and cloud environments. Configure and administer routers, switches, firewalls, and load balancers. Ensure high availability and redundancy of network infrastructure for critical systems. Diagnose L2/L3 issues, analyze traffic, and optimize routing, VLAN, QoS, and segmentation. Implement network security controls including ACLs, firewall policies, IPS/IDS, and trust zone isolation. Collaborate with IT and security teams on migrations, new deployments, and architecture changes. Participate in delivery projects as a network expert, including capacity estimation and architecture reviews. Configure network monitoring tools, analyze logs and packets, and restore connectivity during incidents. Requirements At least 3 years of experience in network administration and design. Strong knowledge of LAN/WAN/VPN, routing, VLAN, and QoS concepts. Hands-on experience with enterprise-grade network devices. Knowledge of network security practices (segmentation, ACL, firewall, IPS/IDS). Ability to analyze traffic and troubleshoot complex performance issues. Experience working cross-functionally on infrastructure projects. Ability to operate effectively during incidents and under time pressure. Good technical English. Nice to Have Network or security certifications (e.g., CCNA/CCNP, Fortinet, Palo Alto). Experience with hybrid infrastructure and multi-site connectivity. Familiarity with network monitoring and observability tooling. Experience in mission-critical environments. We Offer Work on high-availability infrastructure and critical network security. Real influence on networking standards and system communication architecture. Growth opportunities in Network and Security specialization. Stable employment in a modern company with a well-established market position. An attractive salary and benefits package (including private medical care and a sports card).

🏢 Summary: The offer is for an expert IT consultant responsible for extending core platform functionalities and building a stable, scalable infrastructure for real-time communication and end-to-end testing. The role focuses on optimizing architecture, centralizing shared components, and improving CI/CD processes to ensure high performance and stability. The project is partly remote and based in Frankfurt. 🗂️ Requirements: Experience with Scrum, Experience with Kanban, Knowledge of database modeling, Experience with C# development, Experience with .NET 10, Experience with MSSQL 2022, Experience with Angular 20, Experience with Docker, Experience with Kubernetes, Experience with cloud-based solutions, Experience with GitLab 📃 Skills: C#, .NET, MSSQL, Angular, Docker, Kubernetes, GitLab, SQL, CI/CD, Cloud 🏢 Description: Zusammenfassung: Die Hauptfunktion dieser Position besteht darin, zentrale Plattformfunktionen zu erweitern und eine stabile sowie skalierbare Infrastruktur für Echtzeitkommunikation und End-to-End-Tests aufzubauen. Verantwortlichkeiten: Erweiterung von zentralen Plattformfunktionen Aufbau einer stabilen und skalierbaren Infrastruktur für Echtzeitkommunikation und End-to-End-Tests Analyse bestehender Komponenten zur Identifizierung und Implementierung wiederverwendbarer Funktionen im Shared-Client Zentralisierung von Funktionen zur Reduktion von Redundanzen und Sicherstellung einer wartungsarmen Architektur Optimierung und Erweiterung der Entwicklungsstandards und CI/CD-Abläufe zur Sicherstellung hoher Leistung und Stabilität Must Haves: Erfahrung in Scrum und Kanban Kenntnisse in der Datenbankmodellierung Erfahrung in der Entwicklung mit C#, .NET 10, MSSQL 2022, Angular 20, Docker, Kubernetes, und cloud-basierten Lösungen Erfahrung mit GitLab als Versionsverwaltungstool Nice to Haves: Kenntnisse in bankfachlichen Prozessen Projekterfahrung im Banken-/Finanzumfeld Vertrautheit mit Fondsmanagement, Markt- und Stammdaten Weitere Details: Einsatzort: Frankfurt am Main & Remote Projektkategorie: IT-Beratung Skill Level: Expert Startdatum: 13.04.2026 Enddatum: 30.09.2026 (Option auf Verlängerung) Gewünschte Anzahl Personen: 1 Remote-Anteil: 65% (30 PT vor Ort, 55 PT remote) Gesamtkontingent: 85 Tage

🏢 Summary: The offer is for a Network Security Analyst responsible for operational firewall support, including rule implementation, policy optimization, VPN configuration, and security compliance activities. The role focuses on managing and validating firewall changes, supporting audits and incident investigations, and ensuring secure network segmentation. It involves hands-on work with multiple firewall technologies and close coordination with technical stakeholders. 🗂️ Requirements: Minimum 3+ years of experience in network security, Hands-on experience with FortiGate and FortiManager, Hands-on experience with CheckPoint firewalls, Experience with JunosSpace and FAZ, Experience implementing and validating firewall rules, Knowledge of IP subnetting and routing basics, Understanding of TCP and UDP protocols, Knowledge of NAT and VPN technologies, Experience with firewall log and flow analysis, Understanding of DPI and AppID concepts, Experience configuring IPsec VPN tunnels, Familiarity with SIEM tools, Experience with ITSM tools such as ServiceNow, Knowledge of network segmentation and ZeroTrust principles 📃 Skills: FortiGate, FortiManager, CheckPoint, JunosSpace, FAZ, TCP, UDP, NAT, VPN, IPsec, DPI, AppID, Subnetting, Routing, SIEM, ServiceNow, Excel, PowerBI, ITSM, Segmentation, ZeroTrust, Firewalls 🏢 Description: Minimum : 3+ Year Experience Technical requirements: FortiGate , Forti Manager , Checkpoint , Junos Space , FAZ – expertise: Flow Implementation , Firewall log/flow analysis (Check Point, Fortinet), IP subnetting, routing basics, TCP/UDP, DPI/APP-ID concepts, NAT, VPN Tools : SIEM basics, packet capture utilities, Excel/Power BI (preferred), ITSM (e.g., ServiceNow), collaboration tools. Security : Familiarity with segmentation (IT/OT/LAB/SHOP FLOOR), Zero Trust principles, and policy standardization. Soft Skills : Clear documentation, stakeholder communication, and attention to detail The Network Security Analyst is an operational support team member responsible for firewalls under his/her scope: Implement flows or rules on firewalls. Perform logical post-validation after implementation. Review and optimize firewall policies. Support security compliance and audits. Configure and coordinate IPSEC VPN tunnels end-to-end. Manage firewall policies and ensure compliance. Support security incident investigations. Handle emergency business requests for flow openings with priority. Regular interactions with: IS&T E2E PM, Local IS&T Business Partners, Solution Architects, Functional Teams, Business End Users, and Operations Teams.

🏢 Summary: IT Project Manager role responsible for leading technical projects within defined budget, scope, and schedule while coordinating cross-functional development teams. The position focuses on Agile-driven software delivery, stakeholder communication, risk management, and ensuring high-quality project execution in multi-team environments. 🗂️ Requirements: Minimum 3 years of IT project management experience, Experience in software development environments, Customer-facing project delivery experience, Strong knowledge of Agile methodologies, Experience working with multiple development teams, Proficiency in JIRA, Ability to manage project scope, budget, and schedule, Experience in risk management and project documentation 📃 Skills: Agile, Scrum, JIRA, SDLC, UserStories, Backlog, DoD, ProjectManagement, RiskManagement, Documentation 🏢 Description: Key Responsibilities Manage technical projects to ensure adherence to budget, schedule, and scope. Develop and revise project proposals, including objectives, technologies, and staffing. Set and track project milestones while managing unforeseen delays and realigning expectations. Establish communication plans and provide status updates to stakeholders and staff. Facilitate the gathering and validation of project requirements. Maintain comprehensive project documentation and performance databases. Analyze risks and provide regular updates to Senior Management to minimize delivery delays. Coordinate internal and external resources to keep projects within defined constraints. Communicate regularly with clients to confirm schedules and resolve project issues. Requirements At least three years of management experience in the IT field, including development and customer-facing work. Strong knowledge of software development industry standards and Agile techniques (e.g., user stories, backlogs, DoD). Experience delivering projects in environments involving multiple development teams and cross-functional setups. Proficiency in project management software, specifically JIRA. Excellent communication, negotiation, and influencing skills to coordinate with vendors and management. Proven ability to create proactive, self-organizing teams with a continuous improveme

🏢 Summary: Software Engineer responsible for end-to-end development of a core network orchestration and service management platform. The role covers feature ownership, architecture design, secure coding, testing, release management, and complex issue resolution. It focuses on building and maintaining high-quality, reliable systems in a Linux-based environment. 🗂️ Requirements: 3–5 years of commercial experience in software engineering, Strong hands-on proficiency in C, Scripting skills in Python, Perl, or TCL, Practical experience with Linux environments, University degree in Engineering, Computer Science, or related technical field 📃 Skills: C, Python, Perl, TCL, Linux, Git, Gerrit, Docker, Java, Ethernet, Routing, Switching, Broadband, UnitTesting 🏢 Description: About the Role: You will play a pivotal role in driving the software development lifecycle for our core network orchestration and service management platform. Your daily responsibilities will include: Taking ownership of feature development, from analyzing requirements and estimating efforts to final delivery. Designing robust architectures and implementing high-quality code. Conducting thorough security impact assessments to ensure system integrity. Executing tests, maintaining comprehensive documentation, and managing software releases. Performing root-cause analysis, debugging complex technical issues, and resolving trouble reports. Ensuring the long-term health and maintainability of the product. Core Requirements: 3 to 5 years of commercial experience in a comparable software engineering capacity. Strong, hands-on proficiency in C programming . Solid scripting skills using Python, Perl, or TCL . Practical experience operating and developing within Linux environments. A University Degree in Engineering, Computer Science, or a related technical discipline. Highly Valued (Bonus Skills): Background in the telecommunications or data communications sector, with a specific focus on service activation, network management, and provisioning platforms. Deep understanding of broadband technologies, network topologies, Ethernet, and Routing/Switching protocols. Familiarity with version control and containerization tools (such as Git, Gerrit, or Docker). A strong habit of writing unit tests to ensure code reliability. Additional Advantages: Previous background in complex Systems Integration. Coding experience in Java. Proven ability to thrive within Agile frameworks. Experience collaborating smoothly with geographically distributed teams.

🏢 Summary: The offer is for an IT Project Manager responsible for leading technical projects from initiation to delivery, ensuring alignment with scope, budget, and schedule. The role involves coordinating cross-functional development teams, managing risks, and maintaining stakeholder communication. It requires strong expertise in Agile methodologies and project management tools to drive successful software delivery. 🗂️ Requirements: Minimum 3 years of IT project management experience, Experience in software development environments, Experience in customer-facing roles, Strong knowledge of Agile methodologies, Experience working with multiple development teams, Proficiency in JIRA, Ability to manage project scope, budget, and schedule, Experience in risk management and project documentation 📃 Skills: Agile, Scrum, JIRA, ITIL, Kanban, Backlog, UserStories, DoD, ProjectManagement, RiskManagement 🏢 Description: Key Responsibilities Manage technical projects to ensure adherence to budget, schedule, and scope. Develop and revise project proposals, including objectives, technologies, and staffing. Set and track project milestones while managing unforeseen delays and realigning expectations. Establish communication plans and provide status updates to stakeholders and staff. Facilitate the gathering and validation of project requirements. Maintain comprehensive project documentation and performance databases. Analyze risks and provide regular updates to Senior Management to minimize delivery delays. Coordinate internal and external resources to keep projects within defined constraints. Communicate regularly with clients to confirm schedules and resolve project issues. Requirements At least three years of management experience in the IT field, including development and customer-facing work. Strong knowledge of software development industry standards and Agile techniques (e.g., user stories, backlogs, DoD). Experience delivering projecagts in environments involving multiple development teams and cross-functional setups. Proficiency in project management software, specifically JIRA. Excellent communication, negotiation, and influencing skills to coordinate with vendors and management. Proven ability to create proactive, self-organizing teams with a continuous improvement mindset. Strong organizational and time management skills to keep projects on track.

🏢 Summary: The offer is for a Backend .NET Developer responsible for building and maintaining robust backend systems while supporting full software development lifecycle and DevOps practices. The role involves working in Agile teams, ensuring high performance, scalability, and seamless integration of applications. The position also emphasizes containerization and cloud-based solutions using Azure. 🗂️ Requirements: Proven experience with .NET development, Strong knowledge of Docker, Strong knowledge of Kubernetes, Familiarity with Microsoft Azure, Experience with Azure DevOps Server, Experience working in Agile environments 📃 Skills: .NET, Docker, Kubernetes, Azure, AzureDevOpsServer, Agile, DevOps, Microservices 🏢 Description: Main Responsibilities Design, develop, and maintain robust backend solutions. Collaborate across teams to ensure seamless software integration. Participate in the full software development lifecycle. Implement DevOps practices for continuous integration and delivery. Optimize application performance and scalability. Review and improve code quality through peer reviews. Key Requirements Proven experience with .NET development. Strong knowledge of Docker and Kubernetes . Familiarity with Microsoft Azure and Azure DevOps Server . Experience working in Agile environments . Strong problem-solving skills. Nice to Have Experience with microservices architecture . Knowledge of additional programming languages. Familiarity with front-end technologies.

🏢 Summary: The offer is for a Backend .NET Developer responsible for building and maintaining scalable backend solutions within a DevOps-driven environment. The role involves full software development lifecycle participation, cloud integration, and performance optimization. The position requires collaboration in Agile teams and ensuring high code quality and seamless deployment processes. 🗂️ Requirements: Proven experience with .NET development, Strong knowledge of Docker, Strong knowledge of Kubernetes, Familiarity with Microsoft Azure, Experience with Azure DevOps Server, Experience working in Agile environments, Experience implementing CI/CD practices, Ability to optimize application performance and scalability 📃 Skills: .NET, Docker, Kubernetes, Azure, AzureDevOps, CI/CD, Agile 🏢 Description: Main Responsibilities Design, develop, and maintain robust backend solutions. Collaborate across teams to ensure seamless software integration. Participate in the full software development lifecycle. Implement DevOps practices for continuous integration and delivery. Optimize application performance and scalability. Review and improve code quality through peer reviews. Key Requirements Proven experience with .NET development. Strong knowledge of Docker and Kubernetes . Familiarity with Microsoft Azure and Azure DevOps Server . Experience working in Agile environments . Strong problem-solving skills. Nice to Have Experience with microservices architecture . Knowledge of additional programming languages. Familiarity with front-end technologies.