Information Security Consultant

CBSbutler Holdings Limited trading as CBSbutler; Preston; On-site; GBP 60,000 - 80,000; Full time

Job summary

A defence consulting firm is seeking an experienced Information Security Consultant to support a high-profile UK defence programme in Warton. Candidates must have current MOD DV clearance and proven experience in information security within defence environments. This long-term, on-site contract operates inside IR35 and requires extensive knowledge of compliance issues and working effectively with various stakeholders. Strong documentation and communication skills are essential.

Qualifications

• Proven experience as an Information Security Consultant within MOD or defence environments.
• Current MOD DV clearance is mandatory (no sponsorship available).
• Experience working in highly regulated, classified environments.

Responsibilities

• Provide information security and assurance advice across defence systems and programmes.
• Support security risk assessments, threat modelling, and mitigation planning.
• Ensure compliance with MOD security policies and frameworks.
• Review system designs, architectures, and operational processes.

Skills

Information assurance

Governance

Risk management

Strong communication skills

Job description

Job title: Information Security Consultant

Location: Warton (On-site)

Rate: £770 per day (Inside IR35)

Contract Length: 12 months rolling

MOD DV Security Clearence is required for this role

Role Overview

We are seeking an experienced Information Security Consultant with current MOD DV clearance to support a high‑profile UK defence programme based on‑site in Warton. The role will provide specialist information security and assurance expertise within a highly classified environment, ensuring systems, processes, and data are compliant with MOD security standards. This is a long‑term contract opportunity operating inside IR35, with on‑site attendance required due to the sensitivity of the work.

Key Responsibilities

• Provide information security and assurance advice across defence systems and programmes
• Support security risk assessments, threat modelling, and mitigation planning
• Ensure compliance with MOD security policies and frameworks including JSP 440, JSP 604, ISO 27001, NIST
• Contribute to accreditation and assurance activities, including security documentation and evidence packs
• Review system designs, architectures, and operational processes from an information security perspective
• Work closely with security architects, project managers, engineers, and MOD stakeholders
• Support audits, reviews, and security governance forums
• Produce and maintain clear, concise security documentation and reports

Essential Skills & Experience

• Proven experience as an Information Security Consultant within MOD or defence environments
• Current MOD DV clearance (mandatory - no sponsorship available)
• Strong knowledge of information assurance, governance, and risk management
• Experience working in highly regulated, classified environments
• Ability to engage effectively with both technical and non‑technical stakeholders
• Strong written documentation and communication skills

If you are interested in this role or wish to apply, please feel free to submit your CV.

Many thanks