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Linux Security Expert

Location: Brussels

Start Date: asap

End Date: 01/07/2027

Responsibilities:

• Manage the lifecycle of the Squad’s Security assets, focusing on Red Hat IdM, security monitoring tools, and in-house solutions.
• Harden Linux OS and related IDM (LDAP, Kerberos).
• Engage in Security monitoring and analysis of security events.
• Contribute to the migration of infrastructure and application assets to Cloud infrastructure.
• Provide third-line security support and incident response for authentication, authorization, or vulnerability issues.
• Participate in Critical Asset Recovery, DORA compliance, and other projects.
• Develop and maintain existing scripts and in-house security solutions.
• Manage risk and vulnerability, taking necessary actions to close risks and vulnerabilities.
• Contribute to audit campaigns and control plans, reporting to management and stakeholders.
• Work autonomously on large, complex tasks while collaborating closely with team members.
• Operate in a multicultural environment.
• Perform at least 40% of work on-premise.
• Participate in On-Call activities on a rotational basis (7/7 18:00 – 7:30).

Language Requirements:

• Dutch: Optional
• French: Preferred
• English: Mandatory

Education and Certification:

• Bachelor Degree
• Red Hat Certified Engineer (RHCE)

Telework Expectation:

50% on-site & 50% homeworking

Required Experience/Knowledge:

• At least 7 years of relevant experience
• Technical expertise in Red Hat Linux OS security, Red Hat Identity Management (IdM), Directory Server, Kerberos MIT, and scripting tools (Bash, Perl, Ansible)
• Preferable experience with Identity and Access Management (IAM) solutions and tools (CyberArk, Elastic/ELK)
• Knowledge of AIX and Windows security

 

Soft Skills:

• Critical thinking and problem-solving abilities.
• Client-focused approach, building relationships based on trust.
• Natural inclination for knowledge sharing and teamwork.
• Ability to foster open dialogue and align efforts to achieve shared goals.