Security Engineer/Analyst - Brussels, Ham, Pelt or Ypres

Tessenderlo Group; Elsene; Hybride; EUR 65 000 - 90 000; Plein temps

Résumé du poste

Tessenderlo Group is seeking a Security Engineer/Analyst to strengthen the protection of our global networks, ICT applications, and infrastructure. This hybrid role blends 70% engineering and 30% analysis, combining hands-on deployment with security monitoring and advisory work.

The candidate will join a global team, perform incident investigations, vulnerability management, and provide security guidance across the enterprise, reporting to the Global Network & Security Competence Team Lead.

Qualifications

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related field (or equivalent experience).
• 3–5 years of experience in network/system administration with exposure to information security.
• General ICT infrastructure background (firewalls, proxies, email security, antivirus, Active Directory, virtualization).
• Experience with security concepts: SIEM, EDR/XDR, IDS/IPS, vulnerability management; scripting in PowerShell/Python.
• OT network security fundamentals and risk assessment principles.

Responsabilités

• Security Monitoring & Incident Response – monitor global ICT systems, investigate incidents, document findings and remediation actions.
• Engineering & Implementation – deploy, configure and operate security tools per the security roadmap.
• Vulnerability Management – identify, assess and address risks, implement preventive measures.
• Collaboration & Advisory – work with Security Architect and ICT teams to advance security capabilities and align with policies.
• Documentation & Knowledge Sharing – maintain configurations and procedures; contribute to continuity plans.
• Project Participation – lead or support security-related upgrades and tool integrations.
• Continuous Improvement – stay informed on threats and technologies to enhance detection and response.
• Cross-Functional Support – collaborate with internal teams and vendors during incidents and upgrades.

Connaissances

Security monitoring

Incident response

Vulnerability management

SIEM/EDR

PowerShell/Python

Networking basics

Formation

Bachelor’s or Master’s degree in Computer Science/Engineering

Outils

Darktrace

Trend Micro

Fortinet

Azure/M365

Windows/Linux

Description du poste

Security Engineer/Analyst - Brussels, Ham, Pelt or Ypres

• Full-time

About Tessenderlo Group

Tessenderlo Group is an industrial group that focuses on agriculture, valorizing bio-residuals, machinery, mechanical engineering, electronics, energy, and providing industrial solutions with a focus on water. With its headquarters in Belgium, the group is active in over 100 countries and it has a global team of more than 7,000 employees. Its belief that “Every Molecule Counts” is at the heart of the strategy of the group: Tessenderlo Group continually strives to valorize its products and processes to the maximum and to add value to everything it does.

In 2024, Tessenderlo Group recorded a consolidated revenue of 2.6 billion EUR. Tessenderlo Group is listed on Euronext Brussels and is part of the Next 150 and BEL Mid indices. Financial News wires: Bloomberg: TESB BB - Reuters: TESB.BR - Datastream: B:Tes.

For more information about Tessenderlo Group, its people, its brands, and

Tessenderlo Group’s Global ICT Department is seeking a Security Engineer/Analyst to strengthen the protection of our global computer networks, ICT applications, and infrastructure. This hybrid role is approximately 70% engineering and 30% analysis, combining hands-on implementation with security monitoring, investigation, and advisory work.

You will be part of a highly skilled, collaborative global team, ensuring the highest levels of availability, performance, and security across our enterprise. The role involves deploying and operating security tools, investigating incidents, identifying vulnerabilities, and advising on security best practices.

You report to the Global Network & Security Competence Team Lead.

Key Responsibilities:

• Security Monitoring & Incident Response – Monitor global ICT systems for security issues, investigate incidents, document findings, and recommend remediation actions.
• Engineering & Implementation – Deploy, configure, and operate security tools and solutions according to the corporate security roadmap.
• Vulnerability Management – Identify, assess, and address security risks; implement measures to prevent recurrence.
• Collaboration & Advisory – Work closely with the Security Architect and ICT teams to advance security capabilities, integrate new technologies, and ensure alignment with corporate policies.
• Documentation & Knowledge Sharing – Maintain accurate documentation for configurations, processes, and security procedures; contribute to operational and continuity plans.
• Project Participation – Lead and/or support security-related projects such as upgrades, tool integrations, and process improvements.
• Continuous Improvement – Stay informed on evolving security threats, standards, and technologies to enhance detection, response, and prevention capabilities.
• Cross-Functional Support – Collaborate with internal teams and external vendors during incident handling and system upgrades.
• Travel – Occasional travel (max. a few days/month), mainly within Europe, to support projects and incident response.

Core Requirements

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related field (or equivalent experience).
• 3–5 years of experience in network/system administration with at least exposure to information security.
• General technical background in ICT infrastructure (firewalls, proxies, email security, antivirus, Active Directory, Azure/M365, Windows/Linux OS, virtualization platforms).
• Entry-level experience in cybersecurity with familiarity in:
  • SIEM, EDR/XDR, IDS/IPS, vulnerability management (CTEM), SASE, and security analytics concepts.
  • PowerShell and/or Python scripting.
  • OT network security fundamentals.
• Basic understanding of risk assessment principles.

Preferred Skills & Knowledge

• Strong analytical ability to consolidate data from multiple sources into clear insights.
• Knowledge of common security frameworks (NIS2, ISO 27001, NIST).
• Experience with Tessenderlo Group’s security platforms is a plus:
  • Darktrace, TrendMicro, Fortinet, ...
• Strong communication skills in Dutch-English or French-English, both written and spoken.
• Team-oriented, proactive, and able to work in a multicultural, global context.
• Strong problem-solving and investigative mindset.
• Ability to work independently while collaborating effectively across teams.
• High attention to detail and process discipline.
• Commitment to continuous learning and staying ahead of emerging threats.
• Customer-focused with a high level of professionalism.

You wish:

• A role with responsibilities and a wide variety of activities;
• Participate in ambitious challenges;
• Invest in activities that make sense, in building a better world, because every molecule counts.

In a caring environment, in an agile & collaborative mode;
This is what Tessenderlo Group can offer you.

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