Network Engineer

Network Engineer - Network Engineer

Firstcolo is a German company specializing in high-availability data center and IT infrastructure solutions based in Frankfurt am Main. Their services include colocation, dedicated servers, private cages, cloud offerings (such as firstcloud and firstkube), managed hosting, and advanced network security like DDoS protection. All their data centers are TÜV-certified Tier 3 with ISO/IEC 27001 and 9001 certifications, fully compliant with GDPR, and powered by 100 % green electricity.

The company aims to provide scalable, secure, and sustainable solutions so businesses can focus on their core activities while relying on professional support and infrastructure.

Responsibilities

• Deploy, configure, and maintain scalable, secure data center network infrastructure (Juniper MX, QFX).
• Assist in building and supporting VXLAN/EVPN network fabrics for multi-tenant environments.
• 3 Automate routine network tasks and configurations with Ansible.
• Troubleshoot IP networking issues (BGP, OSPF, MPLS) and support high availability.
• Work closely with cross-functional teams (SysOps, DevOps, DC Operations) to ensure smooth service delivery.
• Contribute ideas and support continuous improvement of network operations

Qualifications

• Experience as a Network Engineer in a data center or service provider environment.
• Knowledge of Juniper (preferable) platforms and good understanding of IP networking.
• Some experience with VXLAN/EVPN architectures (or a strong desire to learn).
• Familiarity with Ansible or similar network automation tools.
• Linux and basic scripting (Python) skills are a plus.
• Proactive, eager to learn, and comfortable working in English