Penetration Tester 4

Vector Synergy; Brussel; On-site; EUR 55,000 - 85,000; Full time

Job summary

Vector Synergy seeks a Penetration Tester to assess IT infrastructure and security controls from OS to network layers, including cryptography and malware protection. The role involves hands-on testing and security design reviews to align with NATO policies, participating in Red/Blue Team activities during exercises.

The candidate should demonstrate extensive experience in penetration testing and vulnerability assessment, working on in-scope security projects in Mons, Belgium.

Qualifications

• Extensive knowledge and experience (over 3 years) in IT infrastructure penetration testing.
• Extensive knowledge and experience (over 3 years) in assessing security vulnerabilities within OS, software, protocols & networks.
• Technical knowledge in system and network security, authentication and security protocols, cryptography, and malware protection technologies.

Responsibilities

• Leading and/or being part of the Red/Blue Team during NATO military exercises.
• Providing web, infrastructure, and application-level penetration testing.
• Providing security design reviews to ensure compliance with NATO policies and directives.

Skills

Penetration testing

Vulnerability assessment

Network security

Cryptography

Malware protection

Job description

Penetration Tester

4

• Extensive knowledge and experience (more than 3 years) in IT infrastructure penetration testing ;
• Extensive knowledge and experience (more than 3 years) in a ssessing security vulnerabilities within OS, software, protocols & networks ;
• T echnical knowledge in system and network security, authentication and security protocols, cryptography, application security, as well as, malware infection techniques and protection technologies .

Location:

Mons, Belgium

Security Clearance

NATO Secret

Reference No

RFQ C00490 5 / Mons

Deadline For Application

20/10 /2026

Skills, Knowledge, Experience Required

• Extensive knowledge and experience (more than 3 years) in IT infrastructure penetration testing ;
• Extensive knowledge and experience (more than 3 years) in a ssessing security vulnerabilities within OS, software, protocols & networks ;
• T echnical knowledge in system and network security, authentication and security protocols, cryptography, application security, as well as, malware infection techniques and protection technologies .

Duties/role:

• Leading and/or being part of the Red/Blue Team during NATO military exercises;
• Providing web, infrastructure, and application-level penetration testing;
• Providing security design reviews to ensure compliance with NATO policies and directives .

Additional information:

VECTOR SYNERGY sp. z o.o., ul. Marcelińska 90, 60-324 Poznań, NIP PL7811857270, REGON 301575740, KRS: 0000369575 Rejestr Przedsiębiorców KRS prowadzony przez Sąd Rejonowy Poznań Nowe Miasto i Wilda w Poznaniu, VIII Wydział Gospodarczy KRS, kapitał zakładowy wynosi: 73.852,80 złotych wpłacony w całości, TEL [phone], FAX [phone], www.vectorsynergy.com , [e-mail]