IT Cyber Security Officer in Somerset, Yeovil

As IT Security Officer for highly classified systems, you will act as the main security point of contact for systems and data at SECRET and above, helping ensure security controls are understood, applied and maintained through life. This role is likely to require regular on-site working across secure Leonardo UK locations, with hybrid working supported where appropriate for duties that do not require access to classified environments. What you will do as IT Security Officer for highly classified systems: Act as the security point of contact for highly classified systems and associated data. Review security governance for project delivery, helping ensure security requirements, risks and assurance evidence are considered at the right stages. Work with system owners, delivery teams, operational teams and Information Security colleagues to manage security risk through the system lifecycle. Support risk assessments, non-compliance reviews and remediation planning where controls are not fully implemented. Help ensure security evidence, control status and assurance activity are maintained and available for review. Escalate material changes in cyber or information risk to the appropriate stakeholders. This aligns to the operating model, which describes the role as taking IT Security Officer responsibilities for highly classified systems and acting as the main security point of contact for systems and data at SECRET and above. The model also describes the need for security architecture support, project delivery governance, security management plans and through-life assurance. What you’ll bring You will bring practical information security experience in secure, regulated or highly controlled environments. You should understand how to apply security requirements in an operational setting and how to support proportionate risk decisions without creating unnecessary friction for delivery teams. Experience in information security, cyber security, secure operations, security assurance or a related technical security role. Understanding of MoD and other UK government security policy and frameworks. Knowledge of security control frameworks and risk management practices. Practical understanding of security risk assessment, residual risk, risk acceptance and non-compliance management. Experience reviewing security governance for project delivery, including security requirements, risk records, assurance evidence or readiness criteria. Understanding of secure system operation, change control, access control, protective monitoring and incident response principles. Willingness and ability to hold the required security clearance for highly classified environments. Knowledge of cyber and information risk frameworks or methodologies. Security Clearance This role is subject to pre-employment screening in line with the UK Government’s Baseline Personnel Security Standard (BPSS). We offer a comprehensive, company-funded benefits package that supports your wellbeing, career development, and work-life balance. Whether you're looking to grow professionally, care for your health, or plan for the future, we’re here to help you thrive. Secure your Future: Benefit from our award-winning pension scheme with up to 15% employer contribution. Free access to mental health support, financial advice, and employee-led networks championing inclusion and diversity (Enable, Pride, Equalise, Armed Forces, Carers, Wellbeing and Ethnicity). Rewarding Performance: All employees at management level and below are eligible for our bonus scheme. Never Stop Learning: Free access to 4,000+ online courses via Coursera and LinkedIn Learning. Refer a friend: Receive a financial reward through our referral programme. Spend up to 500 annually on flexible benefits including private healthcare, dental, family cover, tech & lifestyle discounts, gym memberships and more. Flexible working: Flexible hours with hybrid working options. For part time opportunities, please talk to us about what might be possible for this role. For a full list of our company benefits please visit our website. Headquartered in Italy, we employ over 53,000 people worldwide including 8,500 across 9 sites in the UK. At Leonardo we are committed to building an inclusive, accessible, and welcoming workplace. Full time