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Penetration Tester for NATO with security clearance

WLG

Mons, Walloon Region, Belgium Full-time June 14, 2026
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Opportunity Description

Would you like to join the leading international intergovernmental organization?

The Penetration Tester 4 will be a senior-level security professional responsible for leading and executing complex security assessments. The role focuses on offensive security operations, including participation in Red/Blue Team exercises, and providing expert consultancy to ensure the security posture of NATO systems complies with established policies and directives.

Responsibilities:

  • Lead and/or be part of the Red/Blue Team during NATO military exercises;

  • Provide Web, infrastructure and application level penetration testing;

  • Provide security design reviews to ensure compliance with NATO policies and directives;

  • Provide security consultancy and advice to projects, plans, and other entities;

  • Build and sustain effective communications with different stakeholders; specifically, the NCI...

Full-time Computer Occupations

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