Penetration Tester (CHECK Team Leader)

Role: Penetration Tester (CHECK Team Leader)
Location: United Kingdom - Remote
Salary: £70,000 - £75,000
Type: Permanent, Full-Time

Summary:

We're working with a growing UK cyber security consultancy delivering penetration testing services to government and public sector organisations.

They're looking for a CHECK Team Leader, or a strong CHECK Team Member ready to step into the role, to take on ownership across scoping, delivery, and quality. This is a great opportunity for an experienced tester with active SC clearance who wants to lead engagements and act as a technical point of contact for clients.

Whether you're already CTL accredited or a CTM with a few years of experience ready to make the jump, this is a chance to move into a leadership role on a broad range of challenging engagements.

This is a remote position for candidates based within the UK, with a small client site requirement (90% remote, 10% on site average) with all travel expenses covered.

Key Responsibilities:

• Leading and delivering CHECK penetration testing engagements
• Conducting infrastructure, web application, cloud, and Active Directory security assessments
• Identifying vulnerabilities and providing practical remediation advice
• Producing and reviewing clear, high-quality technical reports for clients
• Acting as a technical point of contact for clients across engagements
• Supporting and mentoring more junior testers
• Maintaining testing activities in line with NCSC CHECK methodologies

Requirements:

• Active SC Clearance (essential)
• CHECK Team Leader status, or CHECK Team Member status with CTL close or in progress
• Proven experience delivering penetration testing engagements
• Strong knowledge of infrastructure, web application, and cloud security testing
• Confident, client-facing communication
• Strong report writing and the ability to review others' work
• Excellent understanding of common vulnerabilities, attack techniques, and security best practices
• Willingness to travel to client sites occasionally

Package:

• £70,000 - £75,000 depending on experience
• Fully expensed client visits
• Company pension scheme

Oscar Associates (UK) Limited is acting as an Employment Agency in relation to this vacancy.

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