Lead Penetration Tester - AI-Driven Security & Hybrid

SITA Switzerland Sarl; Reading; Hybrid; GBP 85,000 - 120,000; Full time

Benefits offered by this job

Flex Week

Flex Day

Flex-Location

Employee Wellbeing

Professional Development

Competitive Benefits

Job summary

SITA is seeking a Lead Penetration Tester to join the Security Assurance & Testing team within the Enterprise Information Security Office. You will lead authorized pentests, direct internal and contracted testers, and ensure reports meet quality standards.

The role focuses on moving from point-in-time testing to continuous, AI-assisted security testing. Responsibilities span scoping, test execution, reporting, remediation guidance, and collaboration with product teams and management.

Qualifications

• 5-7 years of experience in network, web/mobile or cloud pentesting.
• Mastery of Unix/Linux/Windows OS, scripting (bash/PowerShell) or Python/Ruby/Perl.
• AI-assisted penetration testing and modern tooling knowledge.
• DevOps CI/CD automation in security testing is a plus.

Responsibilities

• Run authorized pentests on applications, APIs, mobile apps, AI components, cloud environments and infrastructure.
• Lead scoping sessions; define tests and prerequisites (environments, creds, data).
• Provide technical direction to testers and unblock them when issues arise.
• Review reports for CVSS scoring and remediation advice before publishing.
• Explain findings and business impact to stakeholders; present results in triage calls.
• Perform or supervise retests; produce summaries and attestations for customers.
• Root-cause analysis on critical findings; feed lessons back to teams.
• Evaluate AI-assisted pentesting tools and determine human supervision needs.
• Research/testing tooling; help automate security testing in CI/CD.
• Advise on secure design via threat modelling and architecture reviews.

Skills

Network pen testing

Web/mobile assessments

Cloud pen testing

Unix/Linux/Windows

AI-assisted pentesting

DevOps automation

Education

Master's degree

Penetration Testing certs (OSCP/GPEN/CRTO)

Tools

DAST tools

CI/CD automation

Job description

SITA is seeking a Lead Penetration Tester to join the Security Assurance & Testing team within the Enterprise Information Security Office. You will lead authorized pentests, direct internal and contracted testers, and ensure reports meet quality standards.

The role focuses on moving from point-in-time testing to continuous, AI-assisted security testing. Responsibilities span scoping, test execution, reporting, remediation guidance, and collaboration with product teams and management.