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Uni Systems

Cybersecurity Engineer

Uni Systems
Belgium · Full-time · Mid-Senior
At Uni Systems, we are working towards turning digital visions into reality. We are continuously growing and we are looking for a professional Cybersecurity Engineer to join our UniQue Brussels or Luxembourg team to perform security architecture, engineering and administration of the cybersecurity solutions of the CyberOps unit, including but not limited to SIEM, SOAR, CTI platforms.

What will you be bringing to the team?

  • Deploy, configure, and manage all components of the Splunk ecosystem, including forwarders, indexers, and search heads.
  • Develop, maintain, and optimize parsing rules and data onboarding pipelines for diverse log sources.
  • Ensure the reliability, integrity, and continuity of event log collection, correlation, and analysis processes.
  • Manage system and configuration changes in a structured, controlled, and well-documented manner.
  • Regularly review, update, and optimize SIEM configurations in line with changes to the network, server, and application environments.
  • Administer and support vulnerability scanning platforms and attack surface monitoring tools.
  • Manage and maintain secret management solutions.
  • Produce and maintain high-quality architecture documentation, operating procedures, and log collection specifications.
  • Collaborate with and support other technical teams in the use and integration of cybersecurity tools and platforms

Requirements

What do you need to succeed in this position?

  • Master's degree in a relevant field.
  • At least one ICT Security professional certification (e.g., CISSP, CISM, CISA, CEH, OSCP, GIAC).
  • Minimum 6 years of relevant professional experience, including{{:}}
  • 3 years of operational and technical experience in cyber defence (SOC/CSIRT operations, security assessment platforms, or technical security infrastructures such as PKI or endpoint security).
  • 2 years as a team leader or technical lead for major security-related projects.
  • Strong, hands-on expertise in log management and SIEM platforms, especially Splunk.
  • Experience with Identity and Access Management.
  • Proficiency with endpoint security technologies, including antivirus, HIDS/HIPS, encryption, hardening, and data protection.
  • Solid understanding of network security concepts and technologies{{:}} Internet/Intranet/Extranet, authentication systems, firewalls, proxies, IDS/IPS, e-mail gateways, IPsec, and remote access controls.
  • Strong knowledge of Windows security{{:}} workstation and server hardening, Active Directory administration and security, and log collection/processing.
  • Strong knowledge of Linux security{{:}} system hardening, configuration management, and log collection/monitoring.
  • Experience with cloud security in Microsoft environments (Sentinel, Entra ID, Defender) and AWS environments (GuardDuty, Security Hub, IAM).
  • Familiarity with container deployments and associated security practices.
  • Ability to contribute to the strategic development and future direction of ICT and cybersecurity capabilities.
  • Very good command of English (spoken and written).
  • Knowledge of French is considered an asset

At Uni Systems, we are providing equal employment opportunities and banning any form of discrimination on grounds of gender, religion, race, color, nationality, disability, social class, political beliefs, age, marital status, sexual orientation or any other characteristics. Take a look at our Diversity, Equality & Inclusion Policy for more information.

Key Skills

Ranked by relevance

cybersecurity siem server splunk identity and access management configuration management security practices network security active directory cloud security firewalls cissp linux ipsec cloud cisa oscp cism aws ceh
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Belgium

International hub for EU careers

Posted
Dec 18, 2025
Type
Full-time
Level
Mid-Senior
Location
Brussels
Company
Uni Systems

Industries

Technology Information Internet

Categories

Information Technology

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