C004907 Penetration Tester (NS) - Tue 20 Oct RELAUNCH

EMW, Inc.; Henegouwen; On-site; EUR 80,000 - 120,000; Full time

Job summary

EMW, Inc. in Mons, Belgium, seeks a Penetration Tester to join a NATO-focused team. The role is on-site with 100% on-site engagement, leading and participating in Red/Blue Team exercises, and delivering comprehensive tests across web and infrastructure layers.

The candidate must hold an active NATO SECRET clearance and possess 3+ years in web app, IT infrastructure, and network security testing, plus strong reporting and remediation skills for executive and technical audiences.

Qualifications

• Active NATO SECRET security clearance is required.
• 3+ years in web application pentesting.
• 3+ years in IT infrastructure pentesting.
• 3+ years in network security architecture design.
• 3+ years in assessing vulnerabilities in OS, software, protocols & networks.
• 3+ years in evaluating security products & technologies.
• Unix/Windows system administration knowledge.
• Experience with penetration testing tools and methodologies.
• Scripting skills in Perl, Python, Ruby or Bash.
• Ability to evaluate risks and write remediation plans.

Responsibilities

• Lead and/or be part of Red/Blue Team exercises.
• Provide web, infrastructure and application penetration testing.
• Perform security design reviews for NATO compliance.
• Offer security consultancy to projects and plans.
• Coordinate with NCIA bodies and accreditation authorities.
• Present security findings and remediation plans to varied audiences.
• Collaborate with the Penetration Testing Cell head for stakeholder coordination.

Skills

Web application pentesting

IT infrastructure pentesting

Network security architecture

Security vulnerability assessment

Security product evaluation

UNIX/Windows administration

Penetration testing tools

Scripting (Perl, Python, Ruby, Bash)

Security reporting

Risk assessment and mitigation

Job description

Deadline Date: Tuesday 20 October 2026

Requirement: Penetration Tester

Location: Mons, BE

Full Time On-Site: Yes

Time On-Site: 100%

Total Scope of the request (hours): 400

Required Start Date: 18 November 2026

End Contract Date: 31 December 2026

Required Security Clearance: NATO SECRET

Duties & Role:

The duties of the individual mainly focus on:

• 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 NCIA Configuration Control Board, Security Accreditation Boards, NATO Security Accreditation Authorities, and NCI Agency organization units supporting accreditation processes.
• Brief at both executive and technical levels on security reports and testing outcome, including at flag officer level;
• In co-ordination with the Head of the Penetration testing Cell, ensure proactive collaboration and coordination with internal and external stakeholders.

Skill, Knowledge & Experience:

• The candidate must have a currently active NATO SECRET security clearance
• Extensive knowledge and experience (more than 3 years) in web application penetration testing;
• Extensive knowledge and experience (more than 3 years) in IT infrastructure penetration testing;
• Extensive knowledge and experience (more than 3 years) in network security architecture design;
• Extensive knowledge and experience (more than 3 years) in assessing security vulnerabilities within OS, software, protocols & networks;
• Extensive knowledge and experience (more than 3 years) in researching and evaluating security products & technologies;
• Knowledge in system and network administration of UNIX and Windows systems;
• Extensive knowledge and experience (more than 3 years) in the use of penetration testing tools, techniques, and recognized testing methodologies;
• Scripting skills in at least one of the following: Perl, Python, Ruby, shell (bash, ksh, csh);
• Technical knowledge in system and network security, authentication and security protocols, cryptography, application security, as well as, malware infection techniques and protection technologies.
• Ability to evaluate risks and formulate mitigation plans;
• Proven ability to write clear and structured technical reports including executive summary, technical findings and remediation plan for several different audiences