maintain Authority to Operate (ATO) approvals. Ensure continued compliance with applicable regulatory, contractual, and customer security requirements throughout system operation. Identify, assess, and mitigate cybersecurity risks within classified IT environments. Conduct security assessments, vulnerability reviews, and compliance audits against corporate and government security standards. Support risk treatment planning and remediation … analytical and problem-solving skills. Ability to work independently while supporting multiple programmes and stakeholders. CISSP, CISM, or equivalent Information Assurance certification. Degree in Cyber Security, Information Security, Computer Science, Engineering, or a related discipline. Experience within Defence, Aerospace, Government, or National Security sectors. Additional Requirements Knowledge of UK Government ...