Senior Security Engineer Jobs in Belgium

Before a classified system goes live somebody has to be able to say what the risksare what controls answer them and what is left over. A multinational defence organisation islooking for the engineer who does that work: the assessment the paperwork that carries it andthe conversations with the author...

A multinational defence organisation moves data between networks of differentclassifications and the equipment that makes that safe needs an engineer who understands boththe boxes and the boundary they enforce. You would join the gateway security team and takecentral ownership of those systems.What...

This is the firewall estate itself run centrally: installation central management policy patching and the daily discipline of a queue with real response times against it. You would join a small security team in Mons as its firewall specialist.It is a good job for someone who likes the platform side...

A multinational defence organisation is adding two penetration testers to itsoffensive security cell. The work is a genuine mix: hands-on testing red and blue team playduring large military exercises and the design reviews that stop a weakness being built in thefirst place.What you would be doingTes...

Two jobs that are usually done by two people done properly by one: keeping a portfolio of commercial applications running and being the person who decides whether their design is safe. It is a senior post and the security half is not decoration you would own reference architectures hardening baselin...

Every deployed mission network has an edge and somebody has to be sure of it. This role is that person: third-line engineering on the boundary protection layer next-generation firewalls the rulesets that run on them and the tunnels that carry traffic between sites.It is a job for someone who is genu...

Almost everything an organisation does online passes through a handful of services nobody thinks about until they stop: the web proxy the mail gateway the remote access tunnel DNS. This role owns that layer at second and third line and represents the security side in the operations centre when somet...

Two jobs that are usually done by two people done properly by one: keeping a portfolio of commercial applications running and being the person who decides whether their design is safe. It is a senior post and the security half is not decoration you would own reference architectures hardening baselin...

Plenty of security posts are about advice. This one is about hands on hardware and software: standing up boundary protection detection monitoring and forensic tooling integrating it into existing environments testing it properly and handing it over to operations in a state someone else can run.The t...

This is a hands-on senior engineering post on a cyber defence monitoring platform and it has two halves that most roles keep apart. One is development largely in Splunk: dashboards data models searches automation. The other is operational supporting the operational team that uses it every day and tr...

Plenty of security posts are about advice. This one is about hands on hardware and software: standing up boundary protection detection monitoring and forensic tooling integrating it into existing environments testing it properly and handing it over to operations in a state someone else can run.The t...

Second line is where an alert stops being noise and becomes a decision.You would be the technical escalation point in a large defence security operations centre inMons Belgium validating what the first line produces digging into the cases they cannot closeand building the detections that stop the sa...

Threat intelligence is only as good as the platform carrying it and thisone carries a lot.You would own the engineering behind a defence alliances core instances of an open-sourcethreat-intelligence sharing platform in Mons Belgium keeping them running extending them andhelping the people who live i...

Senior Security Project Manager Brussels On-site We are looking for an experienced Senior Security Project Manager to lead security-focused projects in a highly sensitive environment. Location: Brussels Start: 1 December 2026 Duration: 12 months Commitment: Full-time Rate: 1000/day Work model: 100%...

Senior Security Project Manager Role Overview We are looking for an experienced Senior Security Project Manager to lead and coordinate cybersecurity and IT security projects in a highly secure environment. The role involves project governance stakeholder coordination security standards risk manageme...

DescriptionDeadline Date: Thursday 10 September 2026Requirement: CDSA Senior EngineerLocation: Mons BEFull Time On-Site: Yes (See Specific Working Conditions below)Time On-Site: 100% Total Scope of the request (hours): 395Required Start Date: 15 October 2026End Contract Date: 31 December 2026 Requir...

DescriptionDeadline Date: Thursday 10 September 2026Requirement: CDSA Senior EngineerLocation: Mons BEFull Time On-Site: Yes (See Specific Working Conditions below)Time On-Site: 100% Total Scope of the request (hours): 395Required Start Date: 15 October 2026End Contract Date: 31 December 2026 Requir...

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...

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...

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...