Security Assurance Consultant - Defence
Experis UK
Date: 2 weeks ago
City: Corsham
Contract type: Contractor

Job Title: Security Consultant - Secure by Design / Security Assurance
Location: Hybrid - Remote & Onsite (Corsham, Wiltshire)
Contract Length: 9 Months
Clearance Required: DV
Rate: up to £700pd outside IR35
Start Date: 1st July
Responsibilities
Location: Hybrid - Remote & Onsite (Corsham, Wiltshire)
Contract Length: 9 Months
Clearance Required: DV
Rate: up to £700pd outside IR35
Start Date: 1st July
Responsibilities
- Provide expert security consultancy across the project lifecycle, with a focus on secure-by-design practices.
- Lead or support security risk assessments, threat modelling, and architectural reviews.
- Support the production and review of security documentation (RMADS, SyOps, Security Cases, etc.).
- Engage with technical and delivery teams to embed security requirements into solution design.
- Ensure alignment with MOD policies and relevant NCSC guidance.
- Conduct assurance activities, including reviewing supplier deliverables and ensuring appropriate risk mitigations are in place.
- Support accreditation activities and act as a key interface with Accreditors and other MOD assurance stakeholders.
- Champion best practice security principles and contribute to developing a security-conscious culture across the programme.
- Proven experience delivering security assurance within UK Government or Defence environments.
- Strong understanding of Secure by Design, risk management and assurance frameworks.
- Familiarity with MOD and HMG security policy, and NCSC guidance.
- Experience producing or reviewing technical security documentation
- Ability to influence stakeholders and work collaboratively across multi-disciplinary teams.
- Security-related qualifications (e.g., CISSP, CISM, CCP, ISO 27001 Lead Auditor).
- Experience with cloud security
- Background in supporting complex ICT systems or programmes within secure environments.
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