Cyber Security & Assurance Engineer (T3)
Location: F/T on site to Huntingdon, UK
Clearance: High - DV 'Developed Vetting'
Job Overview
We’re seeking an Information Assurance Engineer ready to take on diverse, high‑impact projects. You’ll provide support to customer programmes including PITSM, MPS, HOB, and others across Logistics, Civil, and National Security Defence & Intelligence in the UK.
Key Responsibilities
* Support customer programmes (PITSM, MPS, HOB, etc.)
* Conduct extensive third‑party and customer liaison to deliver assurance for sensitive programmes.
* Assume responsibility for project outcomes and contribute to career planning for junior team members.
* Develop and expand information assurance opportunities, implementing common tooling for tracking and reporting assurance actions.
* Participate in the development of NIST‑compliant risk assessment methodology and tooling.
* Assist the wider Leidos security capability beyond Information Assurance, collaborating across cyber teams.
Essential Skills & Experience
* Strong grasp of Confidentiality, Integrity, Availability & Safety (CIA+S) with practical risk‑management experience.
* Experience in assurance processes for secure/sensitive systems using structured risk analysis.
* Continuous assurance through NIST‑based ISMS controls and processes.
* Evaluating responses to security requirements for systems.
* Maintaining security documentation sets (SyOPS, RMADs, Security Management Plans, etc.).
* Experience of the IT systems engineering lifecycle.
* Understanding of lifecycle processes (requirements management, configuration management, testing, assurance) and how cyber assurance integrates.
* Knowledge of methodologies (Waterfall, Incremental, SAFE, DevOps).
* Experience managing ITHC activities end‑to‑end, from initial scoping through remediation.
* Developing and managing Cyber Incident Response capabilities, including planning, implementation, and continuous improvement.
* Designing and delivering Security Awareness programs with threat modelling, tabletop exercises, and war‑gaming scenarios.
Desirable Skills & Experience
* Experience working in both delivery and proposal environments.
* Experience working in MOD AS environments.
* Principles of network and boundary protection (firewalls, mail gateways, load balancers, antivirus, IPS/IDS, diodes).
* Protective Monitoring systems (SIEM/SOC) and deployment principles.
* Authentication & authorisation technologies (SAML, LDAP, PKI, etc.).
* Encryption protocols and structures supporting secure deployment.
* Excellent verbal and written communication skills; thrives in a team environment.
* Skilled at developing and presenting reports tailored to different audiences.
* Strong commercial awareness and disciplined project management approach.
Candidate Essentials
* British nationality, non‑dual national – many of our projects have nationality restrictions.
* DV Clearance – or willingness to undergo DV Clearance.
* Experience delivering accredited security solutions in sensitive government scenarios.
Benefits
* Contributory Pension Scheme.
* Private Medical Insurance.
* 33 days Annual Leave (including public and privilege holidays).
* Flexible benefits (life assurance, health schemes, gym memberships, annual buy and sell holidays, cycle to work scheme).
* Flexi‑time benefits.
Pay Range
£47,600.00‑£61,000.00 – General guideline only, not a guarantee.
Equal Opportunity Employment
All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.
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