Network Administrator

Role: Network Administrator

Location: Gdańsk / Warsaw(Hybrid)

Type: B2B

Role Summary:

We are seeking an experienced Network Administrator to manage and support enterprise data center and network infrastructure. The ideal candidate will handle critical network operations, troubleshoot complex issues, and support business-critical applications.

Key Responsibilities:

• Manage and support enterprise production network environments
• Handle data center operations and critical incidents
• Troubleshoot L2/L3 and escalated (L3) network issues
• Support network design, migration, upgrades, and capacity planning
• Participate in change management, risk assessment, and service improvements
• Create technical documentation and reports
• Collaborate with stakeholders to meet business requirements

Required Skills:

• Strong experience with enterprise data center networks
• Hands-on expertise with Cisco Nexus, ACI, routers, and switches
• Strong knowledge of BGP, OSPF, EIGRP, VLANs, VRF, QoS
• Solid understanding of IP addressing, DNS, DHCP, NAT, NTP
• Experience in network migrations and infrastructure upgrades
• Familiarity with wireless networking and monitoring tools