Snr Network Engineer

Senior Network Engineer

Headcount: 2
Digital/Non-Digital:
Digital
DURATION : 12 month

Location:

ALDERMASTON, READING, BERKSHIRE - 100% ONSITE
May be some expensed travel to remote sites but would always try to use perm staff for this first.
Willingness to work flexibly and to occasionally work evenings and weekends where exceptional circumstances require it.
Travel to remote sites when required which may involve overnight stays.
Part of on call rota.
IR35:
In scope

• Juniper
• Fundamental knowledge of networking
• Experience of support in a large and complex network environment at a Senior network engineering level

• Active DV Clearance
• Sole UK National
• Experience of support in a large and complex network environment at a Senior network engineering level
• Good technical investigation and problem-solving skills
• Juniper Technologies: EX, QFX, switch configuration, SRX, vSRX firewall and policy config, Junos Space, Security Director, Apstra
• Experience in IT service management and delivery based on ITIL service management standards
• Experience working with Juniper Virtual Chassis and Clustering technology
• Experience with configuring/troubleshooting EVPN/VXLAN on Juniper equipment
• Experience of configuring GRE tunnels and Routing Instances/VRFs
• Experience of PKI / certificate generation and renewal
• Networking: strong routing skills (OSPF, BGP), firewall configuration, WAN/LAN design, device clustering, high availability
• Security Platforms:
  Forti Gate, F5 BIG-IP (Load Balancing / AWAF), Pulse Secure / Ivanti, high‑grade encryption
• Identity & Access Management:
  Cisco ISE (full lifecycle), Windows NPS (RADIUS / 802.1X)
• Monitoring & Observability:
  Solar Winds, Splunk
• Core Network Services: IPAM, DHCP, DNS
• Effective communication with technical and non‑technical stakeholders
• Ability to document processes and configurations clearly

• Juniper and Cisco certification but experience is more important
• Ideally experience of working in a secure environment
• Data Centre experience advantageous
• Extreme Switch knowledge desirable
• Experience / certification with at least one of the major network vendors (JNCIS-ENT, JNCIS-DC, preferably JNCIP-DC, JNCIA-SEC)

• Active DV Clearance is essential
• Sole UK National