We’re working with a public-sector consultancy looking for an SC-Cleared Network Security Architect to support secure network design across government clients. This role suits someone with strong hands-on networking experience who can also provide clear security design and guidance.

Key Responsibilities *Design secure network solutions for public-sector systems (on-prem, cloud, hybrid).
*Work with Cisco and/or Fortinet technologies to design and review secure configurations.
*Support firewall, routing, switching, VPN and segmentation design.
*Advise on network risks, best practice, and secure-by-design principles.
*Contribute to architecture documents, diagrams, and technical reviews.
*Work closely with security, infrastructure and delivery teams.
Essential Skills *Active SC clearance.
*Strong background in network security.
*Experience with Cisco networking and security (e.g., ASA/Firepower, ISE, Catalyst switches, routers).
*Experience with Fortinet firewalls (FortiGate) or similar tools.
*Good knowledge of secure network design: *Firewalls
*VPN
*Segmentation
*IDS/IPS
*Boundary security

*Ability to produce simple, clear architecture designs and security recommendations.
*Confident working with technical and non-technical stakeholders.
Nice to Have *Experience working in government, defence, or large public-sector programmes.
*Knowledge of Azure or AWS network security.
*Certifications like CCNP Security, CCIE, Fortinet NSE, CISSP.