SC Cleared Network Engineer

We are seeking an experienced SC Cleared Network Engineer to support a major secure infrastructure programme based in Barrow. This role will play a key part in delivering a large-scale Software Defined Access (SDA) network transformation, working across design, configuration, and deployment of next-generation network solutions.

Please note this position is site-based full time, and includes a rotational shift pattern - typically 2 weeks on a standard day shift followed by 2 weeks on an evening shift (anticipated 16:30-23:30).

Key Responsibilities

• Contribute to and review High-Level Designs (HLDs).

• Produce detailed Low-Level Designs (LLDs) from approved HLDs.

• Configure and deploy core infrastructure components including:

  • Data Centre Fabric, Access/Distribution Switches, Routers, WAN, Firewalls, Load Balancers, Authentication Servers, and Wi-Fi Controllers.

• Conduct impact assessments for large and complex network environments.

• Execute testing plans, analyse results, and document outcomes.

• Perform site surveys, including cross-site distribution checks (fibre, power, space) and provide photographic documentation.

• Carry out installation, take-on, and testing of new SDA Switches, as well as decommissioning and removal of Legacy kit.

Required Skills & Experience

• Proven background in Network Architecture and Design (HLD/LLD).

• Strong hands-on experience with Cisco Networking (Routing & Switching) and Data Centre Networking.

• Expertise in Cisco SDA (Software Defined Access) and ACI.

• Familiarity with Palo Alto and Cisco Firewalls.

• Experience with Authentication technologies (802.1x, Cisco ISE, Active Directory).

• Working knowledge of Load Balancing (Citrix Netscaler).

• Experience working in secure or defence environments.

• Additional skills in Meraki, Wi-Fi, Remote Access, and Encryption are highly desirable

Due to the nature of the role, the successful candidate will have a valid UK SC Clearance prior to a start.