IT/OT Penetration Tester — Hybrid & Client-Facing Security

Anson McCade; Greater London; Hybrid; GBP 60,000 - 90,000; Full time

Job summary

Anson McCade is seeking an experienced IT/OT Penetration Tester to join a growing cybersecurity consulting team. You will perform high-quality penetration tests and security assessments across defence, energy, utilities, manufacturing, transport and telecoms.

You will identify vulnerabilities, craft remediation guidance, and produce clear reports for clients, while collaborating with multidisciplinary teams and contributing to tooling and training. Hybrid work: 2 days in office or on client site.

Qualifications

• Experience in IT/OT penetration testing across multiple sectors.
• Ability to identify vulnerabilities and provide remediation guidance.
• Strong reporting skills with clear, actionable findings.
• Excellent client-facing communication and presentation abilities.
• SME knowledge in OT, cloud, mobile, telecoms, defence or maritime.

Responsibilities

• Deliver high-quality IT/OT penetration tests and security assessments.
• Identify vulnerabilities, assess risk and provide practical remediation advice.
• Produce clear technical reports and present findings to clients.
• Work directly with clients and multidisciplinary technical teams.
• Contribute to internal tooling, training and knowledge-sharing.
• Work across varied technologies and environments, with opportunities to develop your technical specialism.

Skills

Penetration testing

Vulnerability assessment

Security reporting

Client-facing

Analytical thinking

Education

Certifications: CTM/CSTM, CTL/CSTL, OSCP, CREST/CyberScheme

Job description

Anson McCade is seeking an experienced IT/OT Penetration Tester to join a growing cybersecurity consulting team. You will perform high-quality penetration tests and security assessments across defence, energy, utilities, manufacturing, transport and telecoms.

You will identify vulnerabilities, craft remediation guidance, and produce clear reports for clients, while collaborating with multidisciplinary teams and contributing to tooling and training. Hybrid work: 2 days in office or on client site.