Penetration testing service - NPCL Support

Vector Synergy; Brussel; On-site; EUR 50,000 - 80,000; Full time

Job summary

Vector Synergy is looking for a skilled penetration tester based in Mons, Belgium, with extensive experience in web application and IT infrastructure testing, and network security architecture design. The successful candidate will provide penetration testing services, participate in stakeholder meetings, and adhere to established procedures. Knowledge of NATO structures and desired professional qualifications such as OSCP or equivalent are ideal. This role emphasizes proactive engagement in a military and civilian international environment.

Qualifications

• At least 3 years of experience in web application penetration testing.
• At least 3 years of experience in IT infrastructure penetration testing.
• At least 3 years of experience in network security architecture design.

Responsibilities

• Providing penetration testing services according to defined methodologies.
• Participating in meetings to identify testing requirements.
• Following procedures defined by technical leads.

Skills

Web application penetration testing

IT infrastructure penetration testing

Network security architecture design

Education

Professional qualifications: OSCP, OSCE, OSWE, GPEN, CREST Certified Web Application Tester, GXPN, GWAPT or equivalent

Job description

Location

Mons, Belgium

Security Clearance

NATO Secret

Reference No

2026-0057 / Mons

Deadline For Application

15.05.2026 r.

Skills, knowledge, experience required

• Extensive knowledge and experience (at least 3 years) in Web application penetration testing
• Extensive knowledge and experience (at least 3 years) in IT infrastructure penetration testing
• Extensive knowledge and experience (at least 3 years) in Network security architecture design

Desirable

• Prior experience of working in an international environment comprising both military and civilian elements
• Knowledge of NATO organization, internal structure and resultant relationships
• Professional qualifications: OSCP, OSCE, OSWE, GPEN, CREST Certified Web Application Tester, GXPN, GWAPT or equivalent

Duties/role

• Providing web, infrastructure, and application-level penetration testing, including COTS and NOTS/GOTS software, in accordance with defined methodologies
• Participating in kick-off meetings with stakeholders and technical points of contact to identify testing requirements
• Following documented procedures and workflows defined by technical leads