Cybersecurity Assurance Consultant

Expleo is a trusted partner for end-to-end, integrated engineering, quality services, and management consulting for digital transformation. We help businesses harness unrelenting technological change to deliver innovations that provide a competitive advantage and improve everyday life worldwide.

As part of the Expleo Digital and Technology (DigiTech) team, you will report to the Head of Cybersecurity and work within our specialist Cybersecurity Practice. In this role, you will provide cybersecurity assurance within a complex marine/defence engineering programme, supporting the development and delivery of cyber-resilient systems.

This is a consultancy role focused on integrating cybersecurity into programme controls, technical assurance, and regulatory compliance. You will work closely with engineering leads, programme managers, and cybersecurity stakeholders to ensure that security requirements are appropriately defined, evidenced, and governed in alignment with relevant defence and maritime standards.

The role offers the opportunity to influence mission-critical projects within the marine and defence domain, applying structured cybersecurity assurance approaches to complex, multidisciplinary delivery environments.

Lead or support integrating cybersecurity assurance activities into engineering and programme delivery for marine and defence projects.
Develop, review, and maintain cybersecurity assurance artefacts, including risk assessments, assurance cases, control matrices, and evidence submissions.
Ensure alignment with applicable defence and industry standards and other MOD-aligned frameworks.
Engage with engineering and project teams to ensure cybersecurity is embedded into system design, technical planning, and programme governance.
Liaise with client representatives, suppliers, and accreditation authorities to support the assurance lifecycle and manage stakeholder expectations.
Support the preparation for and participation in technical reviews, audits, and risk acceptance activities.
Contribute to delivering security risk management processes, threat modelling sessions, and security design assessments.
Provide subject matter expertise on assurance requirements for secure communications, supply chain security, platform integration, and physical security interfaces.
Maintain accurate, high-quality documentation to support certification, regulatory compliance, and ongoing assurance requirements.
Contribute to internal knowledge sharing, continuous improvement of assurance methodologies, and development of Expleo's marine and defence cyber capabilities.

A degree (or equivalent experience) in Cybersecurity, Information Assurance, Systems Engineering, or a related technical or defence-focused discipline.

Recognised cybersecurity certifications: CompTIA, CISSP, CISM, CRISC, ISO 27001 Lead Auditor/Implementer, or equivalent.

Familiarity with MOD, maritime, or defence-specific frameworks: JSPs, DEFSTAN, NIST, IEC 62443, IMO or ISO/IEC 27001.

DV clearance (or eligibility to obtain DV as a minimum) is required.

Evidence of ongoing professional development aligned with cybersecurity assurance, defence sector standards, and engineering-led delivery models