Project Security Specialist
LeidosFarnborough, Hampshire, UKPosted 10 March 2026
Job Description
Project Security Specialist
Programme Name: UK Security
Location: Farnborough, with flexibility to work from home dependent on business demands
Salary: £32,600 - £38,400
Are you ready to work on projects that can potentially change the world? Join us at Leidos UK, where your most important work is ahead!
The Role:
Leidos is seeking an enthusiastic project security specialist to support the implementation and assurance of security across complex Defence and UK Government projects.
The role presents the successful candidate with the opportunity to work with experienced, like-minded security professionals in order to influence and shape effective security outputs within a dynamic project portfolio.
The incumbent will possess specialist skills in all areas of protective security and have demonstrable experience of applying security frameworks such as Government Functional Standard 007.
What will I be doing?
Reporting to the Senior Projects Security Manager, the Project Security Specialist will work independently to co-ordinate and deliver security activities within assigned projects, and as required, in support of the wider security team on other projects, frameworks and business development activities to:
Ensure contractual, regulatory and governance security obligations are fully interpreted, implemented and assured across the project lifecycle.
Provide subject matter expertise as a Security Advisor on security policy requirements, security aspects letters, industry security best practice and project security risks.
Develop standard and bespoke security policies, procedures and work instructions in collaboration with relevant stakeholders.
Chair security working groups, maintaining appropriate records of actions and decisions.
Deliver tailored security education and training initiatives appropriate to audience and requirements.
Manage security incidents and conduct security investigations ensuring timely response to meet internal and external reporting obligations as well as ensuring lessons are learned.
Ensure security requirements are appropriately flowed down throughout the supply chain and suppliers are correctly on-boarded and managed.
Support the delivery of business continuity planning within assigned projects.
Respond to Customer requests for Security assurance.
Participate in internal and external security compliance audits.
Develop and maintain relevant relationships with key security personnel within customer, partner and supplier organisations.
Additional role requirements :
The role requires travel through the UK 25% of the time
Due to the nature of the work undertaken by Leidos UK the incumbent must be a sole British national with 10 years residency in the UK
Essential skills and experience :
Previous experience in a Security Management or Protective Security roles.
Knowledge and experience of National Protective Security Authority, HMG, Ministry of Defence and Defence and Equipment Support Principal Security Advisor compliance and accreditation standards for Industry.
Good presentation and communication skills, with the ability to influence colleagues and stakeholders at all levels.
Desired skills and experience :
Ideally suits someone with protective security experience in Defence Industry and/or UK Armed Forces, or MoD.
Discover, inspire, and grow with Leidos UK. Apply today!
What we do for you:
At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance.
We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes:
•
Contributory Pension Scheme
•
Private Medical Insurance
•
33 days Annual Leave (including public and privilege holidays)
•
Access to Flexible benefits (including life assurance, health schemes, gym memberships, a ... (truncated, view full listing at source)
Apply Now
Direct link to company career page
AI Resume Fit Check
See exactly which skills you match and which are missing before you apply. Free, instant, no spam.
Check my resume fitFree · No credit card