Network Engineer – Campus LAN / Cisco Catalyst & LANCOM | Freelance / B2B | Full Remote

Network Engineer – Campus LAN / Cisco Catalyst & LANCOM | Freelance / B2B | Full Remote

For an international enterprise environment, we are looking for an experienced Network Engineer to support the operation and further development of a large-scale Campus LAN infrastructure based primarily on Cisco Catalyst, with LANCOM planned as part of the future environment.

Key conditions

• MD rate: up to €360 / day
• Full remote
• Full-time: 5 days/week
• Start: ASAP
• Initial contract until 31 December 2026, with a very strong possibility of extension throughout 2027
• Long-term cooperation
• English is sufficient

Your responsibilities

• Operate and support Campus LAN environments based on Cisco Catalyst / IOS / IOS-XE
• Configure and troubleshoot VLANs, STP, StackWise, PoE and NAC
• Manage network incidents within 2nd and 3rd level support
• Coordinate changes, releases, firmware upgrades and maintenance windows
• Support Major Incidents, bridge calls, root-cause analysis and emergency changes
• Manage the hardware lifecycle, including switch replacements, EOL/EOS tracking and Cisco Smart Licensing
• Support the upcoming rollout and operation of LANCOM infrastructure
• Monitor network availability, capacity, bandwidth, ports, CPU and memory utilization
• Work with CheckMK, including monitoring optimization and alert tuning
• Support vulnerability management, CVE tracking, security patching and security incidents
• Maintain network-related assets and configuration data in the CMDB
• Support audit, compliance and ISMS-related activities
• Identify opportunities for operational improvement and automation
• Maintain operational documentation, SOPs and standard configuration guidelines
• Support knowledge sharing, mentoring and onboarding within the network team

What we are looking for

• Strong hands-on experience with Cisco Catalyst Campus LAN environments
• Very good knowledge of Cisco IOS / IOS-XE
• Solid understanding of switching technologies including VLAN, STP, StackWise, PoE and NAC
• CCNA, CCNP Enterprise or equivalent certification
• Experience with Incident, Problem, Change, Release and Configuration Management
• Good understanding of ITIL-based operational processes
• Experience working in enterprise or regulated environments
• Ability to independently handle operational topics and coordinate with distributed / nearshore teams
• Strong documentation and communication skills
• Fluent English

Nice to have

• Experience with LANCOM
• LANCOM certification such as LCSP
• ITIL certification
• Ansible / Python for network automation
• Experience with CheckMK
• German language skills

Interested? Send us your CV or contact us directly to discuss the project in more detail.