CBSbutler Holdings Limited trading as CBSbutler
Cyber Security Consultants - DV Cleared
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CBSbutler Holdings Limited trading as CBSbutler
Cyber Security Consultants - DV Cleared
£500/day - £900/day
Lancashire
In office
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Description

Senior Security & Technology Consultants

Location: Warton, UK (On-Site - 5 Days per Week)

Overview

We are seeking experienced Security & Technology Professionals to support critical programmes in a secure defence environment. These roles span architecture, assurance, operations, and technical delivery disciplines and require individuals who can operate effectively within highly regulated, mission-critical settings.

All positions are based full-time on-site in Warton (5 days per week) and require candidates to hold a current and valid MOD DV clearance at the time of application.

Scope of Opportunities

We are hiring across multiple security and technology disciplines, including:

  • Security Architects
  • Security Assurers
  • Information Security Consultants
  • SOC Analysts
  • OT Architects
  • Cross Domain SMEs
  • IT Administrators
  • Service Managers
  • Product Security Managers
  • Penetration Testing Specialists
  • Technical Project / Programme Managers

Key Responsibilities (Role Dependent)

Security Architecture & Design

  • Define and review secure architectures across enterprise IT and OT environments.
  • Act as technical authority for secure system design and implementation.
  • Lead threat modelling, risk assessments, and security design reviews.
  • Ensure compliance with defence security standards and secure-by-design principles.

Security Assurance & Governance

  • Deliver independent security assurance across programmes.
  • Support accreditation activities and compliance reviews.
  • Develop and maintain security documentation, standards, and risk registers.

Security Operations & SOC

  • Monitor, analyse, and respond to security events and incidents.
  • Strengthen detection, response, and resilience capabilities.
  • Support vulnerability management and remediation activities.

OT & Cross Domain Security

  • Provide expertise in Operational Technology environments.
  • Design and assure secure cross-domain solutions and data transfer mechanisms.
  • Evaluate network segregation and high-assurance controls.

Penetration Testing & Vulnerability Management

  • Conduct or oversee penetration testing engagements.
  • Assess vulnerabilities and validate remediation strategies.
  • Support red/blue team activities where required.

Service & Product Security

  • Embed security into live service management processes.
  • Act as Product Security lead across development lifecycles.
  • Integrate DevSecOps controls and secure SDLC practices.

Technical Delivery & Programme Support

  • Manage security-focused technical workstreams.
  • Provide governance reporting to senior stakeholders.
  • Translate technical risks into business impact and mitigation plans.

Essential Requirements

  • Valid and transferable MOD DV clearance (mandatory).
  • Availability to work on-site in Warton, 5 days per week.
  • Strong background in one or more of the listed security disciplines.
  • Experience working in secure, defence, or highly regulated environments.
  • Relevant certifications (e.g., CISSP, CISM, TOGAF, CREST, cloud certifications).
Role tech stack
CBSbutler Holdings Limited trading as CBSbutler
Cyber Security Consultants - DV Cleared£500/day - £900/day
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