15024
29-09-2025
CIS Security Engineer
Mons, BE

C004123, CIS Security Engineer 

Duties & Responsibilities:

  1. Information Security Oversight:

    • Ensure security of all NISC-managed CIS and networks for internal and customer-funded operations.
    • Maintain compliance with NATO INFOSEC policies and directives.
  2. Security Tools & Systems Management:

    • Design, deploy, configure, maintain, and operate Trellix ePolicy Orchestrator (EPO) and security tools (ENS, DLP, MAC, RSD, TIE, HX).
    • Ensure approved security configurations are implemented and maintained throughout Trellix products’ lifecycle.
  3. Active Directory (AD) Security Management:

    • Oversee and manage AD security solutions for NISC-managed CIS.
    • Ensure continuous monitoring and coordination of vulnerability remediation.
  4. Security Advisory & Compliance:

    • Provide expert security advice, in coordination with NCSC and NATO Security Accreditation Board.
    • Ensure appropriate security measures are implemented under NATO security governance.
    • Conduct internal vulnerability assessments and report findings.
  5. Enterprise Security & Management Support:

    • Provide guidance to senior management on enterprise architecture, procurement, NATO security accreditation.
    • Contribute to training and awareness programs.
  6. Collaboration & Remediation Activities:

    • Work with NCI Agency Service Delivery Managers on security remediation.
    • Ensure adequate systems and data protection per NATO security policies.
  7. Other Duties:

    • Perform additional tasks as required.

Requirements & Qualifications:

Technical Knowledge & Experience:

  • Expert knowledge of Trellix ePO and its managed products (ENS, DLP, MAC, RSD, TIE, HX).
  • Strong understanding of CIS security, networking, and OS vulnerabilities.
  • Hands-on experience with Active Directory security and CIS Security protective measures.
  • Familiarity with Cyber Hygiene and the Top 20 Critical Security Controls for cyber defense.
  • Ability to investigate, analyze, and solve complex security scenarios using innovative approaches.

Skills:

  • Writing & Reporting: Ability to write clear, concise, and structured reports without unnecessary jargon.
  • Teamwork & Collaboration: Strong interpersonal skills, ability to work with cross-functional teams, share expertise, and resolve conflicts.
  • Technical Expertise: Applies specialized knowledge, stays updated with the latest technologies, and understands organizational functions.

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