Lead Penetration Tester: Red/Blue Team

pSpektrum seeks an experienced Senior Penetration Tester to support cybersecurity assessments, penetration testing and Red/Blue Team activities for NATO exercises in Belgium. You will focus on web application and infrastructure testing, vulnerability assessment, and security consultancy. /ppThe role requires communicating findings to technical teams and...

Find the weakness before anyone else does. A multinational defence organisation is adding a penetration tester to its offensive securitycell. The work is a genuine mix: hands-on testing, red and blue team play during large militaryexercises, and the design reviews that stop a weakness being built in the first place. What you would be doing • Testing web...

Spektrum supports apex purchasers (NATO, UN, EU, and National Government and Defence) and their Tier 1 supplier ecosystem with a wide range of specialist services. We provide our clients with professional services, specialised aerospace and defence sales, delivery, and operational subject matter expertise. We are looking for personnel to join our team and...

Find the weakness before anyone else does. A multinational defence organisation is adding a penetration tester to its offensive securitycell. The work is a genuine mix: hands-on testing, red and blue team play during large militaryexercises, and the design reviews that stop a weakness being built in the first place. What you would be doing • Testing web...

A multinational defence organisation is adding two penetration testers to its offensive security cell. The work is a genuine mix: hands-on testing, red and blue team play during large military exercises, and the design reviews that stop a weakness being built in the first place. What you would be doing Testing web applications, infrastructure and...

Location: Braine- l'Alleud , Belgium Security Clearance NATO Secret Reference No RFQ C004908 / Braine- l'Alleud Deadline For Application 23/10 /2026 Skills, Knowledge, Experience Required • E xtensive knowledge and experience (more than 3 years) in IT infrastructure penetration testing ; • Knowledge in system and network administration of UNIX...

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...

Find the weakness before anyone else does. A multinational defence organisation is adding a penetration tester to its offensive securitycell. The work is a genuine mix: hands-on testing, red and blue team play during large militaryexercises, and the design reviews that stop a weakness being built in the first place. What you would be doing • Testing web...

DescriptionNOTE: Please do not resubmit candidates who were found non-compliant in the earlier rounds of this RFQ.Previously proposed candidates were non-compliant for the following reason:The profile does not demonstrate clear, independently verifiable experience aligning with the minimum requirement of 3 years in hands-on penetration testing.Deadline Date:...