Network Analyst

In this role, you will maintain and improve secure enterprise networks across LAN, WAN, SD-WAN, VPN, Wi-Fi and cloud environments. You’ll collaborate with Operations, Security and IT teams to troubleshoot incidents, deploy service improvements and contribute to the network roadmap. The position supports multi-site environments across the UK, Europe and partner locations, balancing hands-on engineering with stakeholder management. You’ll work on reducing risk and improving performance to enable resilient, secure connectivity for the business.

• Flexible working
• Pension – 6%
• Diversity and inclusion
• Employee discounts (cinema, Merlin, mobile plans)
• Health and wellbeing support
• Career development and training

• Maintain and operate secure enterprise network services across LAN, WAN, SD-WAN, VPN, Wi‑Fi and cloud environments
• Monitor, troubleshoot and resolve network incidents to ensure availability, performance and security
• Support network deployments and service improvements with internal teams and third‑party partners
• Collaborate with Operations, Service Management, Engineering, Security and divisional IT teams to implement effective solutions
• Contribute to technical designs, documentation and transition of new or enhanced network services
• Assist with management of network suppliers and third parties to meet standards
• Stay updated with emerging network technologies and best practices to improve resilience and security
• Travel to Serco sites and partner locations as required to support multi-site networks

• At least 2 years’ experience in network engineering or network support in enterprise environments
• Strong knowledge of LAN, WAN, SD-WAN, VPN and Wi-Fi including TCP/IP, DNS, DHCP, routing and switching
• Experience with network monitoring and troubleshooting using management tools
• Working knowledge of cloud networking (AWS or Azure)
• Experience with enterprise networking and security technologies (Cisco Meraki, Palo Alto or equivalents)
• Understanding of network security principles (firewalls, secure access, segmentation, zero-trust)
• Ability to interpret network architecture diagrams, HLDs and LLDs
• Strong communication and stakeholder management skills
• Customer-focused, analytical and problem-solving mindset
• Desirable: technical qualifications like CCNA, CompTIA Network+, Azure Fundamentals; SC clearance required; willingness to travel

• Communication
• Stakeholder management
• Collaboration
• LAN/WAN/SD-WAN
• VPN
• Wi‑Fi