Network Engineer

Quick Facts

Network Engineer (Professional Services) — primarily remote with occasional travel to customer sites in Poland and abroad.

Description

Deliver network engineering support for international IT infrastructure migration, transformation, and carve-out projects. You’ll analyze enterprise networks, participate in technical discovery, implement network changes, and support migrations and cutover from assessment through testing and validation. The role focuses on project delivery rather than day-to-day network maintenance.

Responsibilities

• Participate in international infrastructure migration, transformation, and carve-out projects.
• Analyze existing enterprise network environments, architectures, and technical dependencies.
• Support technical discovery sessions and workshops with customer IT teams.
• Design, configure, and implement network changes for migrations and transformations.
• Build, configure, and migrate LAN, WAN, VPN, wireless, and firewall environments across customer locations.
• Support network separation, consolidation, and migration between existing and newly created IT environments.
• Configure and troubleshoot routing, switching, firewalls, wireless infrastructure, and related network services.
• Participate in migration and cutover activities, including implementation, testing, troubleshooting, and validation.
• Identify technical risks and migration blockers and propose practical solutions.
• Coordinate with infrastructure, cloud, security, and other engineering teams during transformations.
• Create and maintain network diagrams, technical documentation, migration procedures, and handover materials.
• Work with international customers, vendors, and stakeholders, including on-site activities when required.

Requirements

• Solid hands-on experience with enterprise network infrastructure (configuration, implementation, troubleshooting).
• Very good knowledge of TCP/IP networking, routing, and switching.
• Practical experience with LAN, WAN, and VPN technologies.
• Knowledge of network services: DNS, DHCP, NTP.
• Understanding of wired and wireless access technologies, including Wi-Fi and 802.1X/EAP.
• Hands-on experience with network devices: routers, switches, firewalls, wireless controllers, and Access Points.
• Good understanding of network security concepts and firewall technologies.
• Strong analytical thinking, structured troubleshooting skills, and practical problem-solving approach.
• Ability to work independently, take ownership, and adapt to different customer environments.
• Good communication skills with confidence working directly with customer technical teams.
• Willingness to travel to customer locations in Poland and abroad when required.
• English language skills at minimum B2 level.

Nice to have

• Experience in IT infrastructure migration, transformation, or carve-out projects.
• Practical experience with network migrations between organizations, data centers, cloud environments, or customer locations.
• Hands-on experience with Fortinet solutions, especially FortiGate.
• Knowledge of SD-WAN technologies.
• Experience with public cloud networking, especially Microsoft Azure.
• Experience with multi-site or international enterprise network environments.
• Participation in technical workshops, implementation projects, or customer-facing migration activities.
• Relevant networking certifications (e.g., CCNA, CCNP, Fortinet certifications).

Benefits

• B2B or employment contract.
• Flexible working schedule and primarily remote working model.
• Participation in international infrastructure transformation, migration, and carve-out projects.
• Work with diverse enterprise network environments and technologies.
• Involvement across the full project lifecycle: technical discovery and assessment through implementation and migration.
• Opportunities to enhance qualifications through certifications and training.
• Healthcare and comprehensive medical coverage (Luxmed, MultiSport).
• Customizable 1-on-1 English or German lessons.
• Employee referral programme.