Senior Security Engineer

Position: Brunel - Senior Security Engineer
Brunel is looking for a project in Leuven for a Senior Security Engineer.

Do you have 5+ years of hands‑on experience in SOC operations, threat detection and pentesting, and you love tackling security challenges head‑on, then you're the Security Engineer we are looking for!

Job description

As a Senior Security Engineer, you play a key role in protecting a complex enterprise IT environment against internal and external cyber threats.

You work both proactively and reactively, typically as part of the Security Operations Center (SOC), and contribute your expertise to advanced monitoring, investigation, and remediation activities.

Responsibilities:

Proactively and reactively monitor, investigate, and remediate security incidents

Investigate suspicious activities and take appropriate mitigating actions

Maintain and optimize security monitoring tools and detection capabilities

Perform penetration testing and vulnerability assessments to identify weaknesses

Document, test, and monitor security incidents and assess their impact

Contribute to improving detection use cases and security controls

Collaborate with SOC analysts, incident responders, and other cybersecurity stakeholders

You'll work 2-3 days on-site in Leuven, Mechelen or Brussels, the remaining days working remotely.

Profile

You have 5+ years of hands‑on experience in SOC operations, threat detection and pentesting, understand how to detect patterns, assess risks and take ownership of security processes.

You are comfortable working in a complex enterprise environment and collaborating with different IT and business stakeholders.

Skills &

Qualifications:

Strong expertise in SOC monitoring and SIEM platforms (Splunk, Sentinel, QRadar, Elastic)

Proven experience in incident response, root cause analysis, and forensic investigation

Hands-on experience with pentesting, vulnerability management, and web/application security

Knowledge of Agile methodology, cyber risk management, and information security frameworks

Experience with cloud and container security (Azure Defender, Kubernetes)

Familiarity with network security technologies (Palo Alto, Snort, Zscaler)

Understanding of governance frameworks such as ISO 27001, NIST CSF and DORA

You communicate fluently in Dutch and English.

What do we offer?

At Brunel, you get more than just challenging projects. We make sure you feel valued from day one with a structured onboarding program, regular events to help you integrate quickly, and a personalized development plan to support your growth.

In addition, we offer an attractive and comprehensive salary package, including a company car, 13th month, annual bonus, monthly net allowance, meal and eco vouchers, a mobile phone subscription, hospitalization and group insurance, and 32 vacation days.

Freelancers, we offer a competitive rate.

Interested?

Contact us now!