Security Adviser - Air Combat Domain at Quast Ltd

Location: Hybrid – London / Bristol / Farnborough / Reading

Security Clearance Required: SC (DV desirable)

Nationality: NATO Member (UK Nationals preferred)

IR35 Status: Inside IR35

Contract Length: Approx. 95 days from start

Rate: Up to £550/day

Deadline for Submissions: 20/10/2025 at 13:00

Overview

Our client, a major UK Government Defence customer, is seeking a Security Adviser to join the Future Combat Air System (FCAS) Security team. This is a unique opportunity to contribute to the Global Combat Air Programme (GCAP) — a trilateral effort between the UK, Japan, and Italy to develop a 6th Generation Combat Aircraft.

You will be supporting security operations within the FCAS team, focusing on supply chain, product security, and trilateral engagement across international partners. This role will have high visibility within the programme, providing assurance to senior stakeholders and helping to shape the emerging GCAP security framework.

Key Responsibilities

·       Report to the Assistant Head of Security (Product & Industry) within FCAS.

·       Lead engagement with the UK Product and Supply Chain Teams, coordinating sub-working groups and managing deliverables.

·       Contribute to GCAP’s trilateral security strategy, engaging directly with Japanese and Italian counterparts through GIGO (GCAP International Government Organisation).

·       Deliver risk analysis and assurance on technical development and acquisition workstreams, including the Tempest demonstrator.

·       Lead on industry-facing activities including product-focused media queries.

·       Represent FCAS Security at working groups and governance forums, escalating risks and advising on mitigation.

·       Provide comprehensive support to security assurance processes for UK-only and GCAP projects.

Essential Skills & Experience

·       Strong and confident communicator, capable of engaging both Government and Industry stakeholders at national and international levels.

·       Experience working on risk management in engineering or defence contexts.

·       Proven ability to challenge constructively and work across hierarchical boundaries.

·       Understanding of UK Defence acquisition processes.

Desirable Skills & Experience

·       Direct experience with international government or defence partnerships.

·       Familiarity with UK Military or Defence industry.

·       Experience working on classified systems and with secure-by-design principles.

·       Creative thinking and proactive problem-solving in complex environments.

Additional Information

• Work Location: Hybrid, with 2–3 days per week expected on site. Home location can be London / Bristol / Farnborough / Reading. Periodic attendance in London will; be required (if not already home location). Occasional UK travel and rare international travel may be required.