C005378 Senior Cyber Security Specialist (NS) BELGIUM - 28 Sep

Deadline Date: Monday 28 September 2026



Requirement: Senior Cyber Security Specialist



Location: Mons, BELGIUM



Full Time On-Site: Yes



Time On-Site: 100%



Not to Exceed Rate: 95 EUR



Total Scope of the request (hours): 395



Required Start Date: 3 November 2026



End Contract Date: 31 December 2026



Required Security Clearance: NATO SECRET


Please do NOT apply for any NATO contract positions unless you meet ALL the following criteria:

1. Current National or NATO SECRET clearance
2. Nationality of one of the NATO member countries
3. Current work visa for the specific location if applying for an in-country position

Any applications that do NOT meet all the above - and do not CLEARLY show these on the CV - will be deleted.



Duties & Role:

Under the direction of the Section Head of Cyber Enablement Service (CES) the contractor shall:

• Support the development, refinement and management of technical and operational requirements for cyber and CIS monitoring capabilities;
• Engage with NATO stakeholders, customers, users, technical authorities and operational representatives to solicit, analyse and document technical requirements;
• Translate operational needs into clear engineering requirements, system requirements, functional requirements and non-functional requirements;
• Develop and maintain engineering artefacts, including but not limited to: Requirements specifications; Use cases; User stories and operational scenarios; State diagrams; Workflow diagrams / WFDs; System context diagrams; Interface descriptions; Capability and service descriptions; Conceptual and logical architecture products; Testable acceptance criteria;
• Support the development of CIS capability designs, including hardware, software, network and security architecture considerations;
• Provide technical input on cyber monitoring technologies, including network monitoring, security monitoring, packet capture, sensor platforms, logging, telemetry collection, detection engineering, analytics platforms and supporting infrastructure;
• Support the identification, analysis and documentation of hardware requirements for CIS capabilities, including appliances, sensors, servers, storage, network taps, aggregation devices, packet brokers, virtualised infrastructure and supporting network components;
• Support the development of capability roadmaps, technical options papers, decision briefs and engineering recommendations;
• Support stakeholder management activities, including planning and facilitating technical workshops, requirements sessions, design reviews and coordination meetings;
• Work with customers and operational users to ensure that requirements are complete, realistic, technically feasible and aligned with NATO operational needs;
• Support the preparation of acquisition and procurement documentation, including Invitations for Bid, statements of work, technical specifications, evaluation criteria and clarification responses;
• Translate NATO technical and operational needs into language that can be understood by industry while preserving the required capability outcomes;
• Support purple team activities to validate monitoring capability effectiveness, including collaboration with red team, blue team, detection engineering and operational cyber defence stakeholders;
• Assist in identifying visibility gaps, detection opportunities and monitoring improvements based on adversary emulation, attack scenarios and operational use cases;
• Provide technical advice on cyber security architecture, monitoring architecture, system integration, tool configuration and operational improvements;
• Coordinate with project managers, system engineers, network engineers, security architects, operational teams, industry representatives and other stakeholders to ensure successful delivery of cyber capabilities;
• Support handover to operations, including knowledge transfer, training support and preparation of operational documentation;
• Participate in technical meetings, reviews, workshops and coordination activities with NATO, national and industry stakeholders.

Requirements

Skills, Knowledge & Experience:

• The candidate must have a currently active NATO SECRET security clearance
• A minimum requirement of a Bachelor's degree at a nationally recognised/certified University in a related discipline and 3 years post-related experience;
• Or exceptionally, the lack of a university degree may be compensated by the demonstration of a candidate's particular abilities or experience that is/are of interest to NCIA, that is, at least 10 years extensive and progressive expertise in duties related to those in this Statement of Work.
• At least 5 years of practical experience in cyber security, systems engineering, CIS engineering, capability development or a related technical field;
• Strong engineering experience across the capability lifecycle, from requirements development through design, integration, testing, validation, acceptance and transition to operations;
• Proven experience developing technical requirements, system specifications, use cases, state diagrams, workflow diagrams, operational scenarios and other engineering artefacts;
• Demonstrated experience working with customers and stakeholders to solicit, analyse, prioritise and document technical and operational requirements;
• Experience supporting or developing procurement documentation, including Invitations for Bid, statements of work, technical specifications, compliance matrices and technical evaluation criteria;
• Proven ability to translate complex customer needs and operational requirements into clear, structured and industry-understandable technical documentation;
• Strong background in cyber security, including familiarity with cyber defence operations, monitoring concepts, detection capabilities and security operations environments;
• Strong understanding of CIS monitoring capabilities, including the deployment and integration of monitoring tools, sensors, appliances, network capture platforms, log collection, telemetry, analytics and supporting infrastructure;
• Strong hardware background relevant to CIS and cyber monitoring environments, including servers, storage, network devices, security appliances, packet capture systems, taps, aggregation devices and associated infrastructure;
• Working knowledge of routing, switching, network segmentation, firewalls, virtualisation and enterprise infrastructure;
• Experience with problem analysis and resolution in complex systems and services, including the development and implementation of corrective or preventative measures;
• Experience coordinating technical work with project managers, engineers, security architects, operational users and industry teams;
• Practical experience with cyber security tools, monitoring platforms, SIEM or security analytics technologies is highly desirable;
• Experience with purple team activities, including adversary emulation, detection validation, cyber exercise support, collaboration between offensive and defensive teams, or validation of monitoring effectiveness;
• Experience in the delivery of technologies, systems, solutions or capabilities for industry, government, defence or military organisations;
• Experience with implementation projects within NATO and/or national military organisations is desirable;
• Experience supporting deployment or operation of technical capabilities in operational military environments is desirable;
• Ability to work independently and as part of a team to achieve agreed objectives;
• Ability to monitor, coordinate and support work performed by industry teams;
• Excellent communication and technical writing skills in English.
• Very good communication and analytical skills.
• Language proficiency in English: meet or exceed the NATO STANAG 6001 Level 3 "Professional Proficiency".