Network Engineer (Campus LAN)

Quick Facts

• Role: Network Engineer (Campus LAN) with Cisco Catalyst & Lancom

• Work model: 100% remote

• Engagement: B2B / contract (until end of year) with option to extend to 2027

Description

You will configure, administer, and maintain production Campus LAN infrastructure based on Cisco Catalyst and Lancom. The role includes full lifecycle operations (implementation, changes/updates, and decommissioning), incident/problem/change coordination, and RCA support. You will also manage monitoring and security-related activities, including event/availability/capacity analysis, log review, vulnerability assessment, and ISMS-aligned remediation.

Responsibilities

• Configure and maintain Cisco Catalyst and Lancom Campus LAN infrastructure

• Administer Cisco Catalyst environments (IOS/IOS-XE) including VLAN, STP, StackWise, PoE, and NAC

• Manage network device lifecycle: replacements and End-of-Life/End-of-Support planning

• Coordinate firmware updates, service windows, and Cisco Smart Licensing

• Support Lancom infrastructure deployment and maintenance

• Handle incidents as 2nd/3rd line support and participate in Root Cause Analysis

• Support Major Incidents, join bridge calls, gather diagnostics, and execute Emergency Changes

• Coordinate Problem Management, document Known Errors, and define Workarounds

• Configure and optimize monitoring in CheckMK (alarm thresholds, reduce false alarms, event correlation)

• Monitor availability and perform Uptime/MTBF/MTTR analysis

• Analyze logs and security events; collaborate with Security and respond to Splunk alerts

• Monitor network capacity/performance (bandwidth, ports, CPU/memory usage)

• Manage vulnerabilities: analyze CVEs, assess security patches, and coordinate remediation

• Support security incident handling, internal/external audits, and ISMS requirements

• Maintain licensing and CMDB documentation (IP addressing, VLAN, VRF, device configs)

• Identify opportunities to optimize and automate operations; contribute to Continual Service Improvement (CSI)

• Handle Service Requests and Standard Changes according to ITIL

• Create/update operational documentation, technical instructions, configuration standards, and maintenance procedures

• Collaborate with international teams and provide subject-matter support to less experienced specialists

Benefits

• B2B or contractor engagement

• Fully remote work

• Full engagement (5 days/week)

• Option to extend the project to 2027

• Participation in an international project

• Ongoing support from the ITELENCE team