Copello are looking for Product Cyber Security Lead to join an organisation in the Buckinghamshire area on an initial 12 month contract. The Cyber Security Lead will assist with the end‑to‑end implementation of US Department of Defense (DoD) cyber security requirements for a mission‑critical product development programme. Key Responsibilities 1. Cyber Requirement Implementation * Interpret and implement US Government‑flowed cyber and information‑assurance requirements across the product lifecycle. * Ensure compliance with the following (non‑exhaustive) set of standards and contractual flows: * DoD 8140.01 (cyber workforce qualification) * NIST SP 800‑171 (CUI protection) * DI-IPSC‑82249, DISA STIGs, DI‑MGMT‑82191, DI-MISC‑80508 2. Product and Engineering Assurance * Define and maintain the programme Cyber Security Plan, including CUI handling, secure development practices and compliance evidence. * Lead cyber risk assessments, threat modelling and vulnerability assessments for embedded systems, software, firmware and Special Test Equipment (STE). * Guide teams on secure coding, static/dynamic code analysis, secure configuration, hardening baselines, cryptographic controls and data‑at‑rest/data‑in‑transit protection. * Ensure firmware, embedded applications and STE conform to defined security controls, lo...