Job Title: SC Cleared Network Architect Location: Corsham Duration: ASAP - Initially until 31/12/2026 Rate: Up to 850 per day via an approved umbrella company Must be willing and eligible to go through the SC Clearance processOur client, a leading organisation in defence digital solutions, is hiring for a reputable client to support the design and assurance of secure network architectures within the OpNet Platform. This role offers a unique opportunity to contribute to critical defence projects, ensuring secure, resilient, and innovative networking solutions.What you''ll be doing: Act as the primary point of contact for network architecture and design, collaborating with programme, project, and engineering teams to ensure coherence across systems. Support the creation, review, and assurance of high and low-level network designs, ensuring alignment with vendor best practices, MOD security policies, and Defence Digital standards. Lead design reviews, challenge technical decisions, and ensure solutions meet security, performance, and operational requirements. Liaise with external stakeholders and wider defence digital organisations to deliver end-to-end solutions within time, cost, and quality parameters. Identify capability gaps, recommend improvements, and support continuous enhancement of network architectures. Ensure all designs adhere to security principles such as Secure by Design, Zero Trust, and Data Centric Security.What you''ll bring: Extensive experience in designing