C004663 Interim Solution Architect - Service Design Advocacy (NS) - WED 4 Mar

Deadline Date: Wednesday 4 March 2026

Requirement: Interim Solution Architect – Service Design Advocacy

Location: Brussels, BE

Full Time On-Site: Yes

Time On-Site: 100%

Total Scope of the request (hours): 1500

Required Start Date: 13 April 2026

End Contract Date: 31 December 2026

Required Security Clearance: NATO SECRET

Duties & Role:

The following deliverables are expected from this statement of work:

• Provide complete infrastructure and security architecture packages, including logical and physical diagrams, trust boundaries, data flows, and responsibility mapping.
• Define and map security controls to approved requirements and standards. Maintain requirements traceability linking business, functional, technical, and security requirements to architectural decisions.
• Perform infrastructure risk assessments and threat modelling, including threats, vulnerabilities, risk ratings, impacts, and mitigations.
• Produce formal architecture review and decision records with rationale and approvals.
• Deliver stakeholder advisory outputs, review comments, and resolution records. Assess architecture compliance against standards and policies, documenting remediation or approved exceptions. Consolidate residual risks and agreed mitigations.
• Derive technical and security requirements from approved business and functional needs. Develop risk-prioritized security architecture artifacts aligned with business objectives and regulatory obligations.
• Define and consistently apply a security taxonomy and ontology.
• Establish architecture modelling standards, procedures, roles, and approvals. Configure and administer the enterprise architecture platform, including templates and viewpoints. Develop ICT and security architecture models using standard frameworks and tools.
• Maintain a modular, data-centric architecture repository with reusable components. Deliver analysis and assessment reports documenting assumptions, constraints, risks, and design rationale.
• Develop threat-driven security models demonstrating prevention, detection, and response. Conduct impact assessments for new threats, technologies, or regulations, tracking gaps for resolution.
• Record architecture decisions for significant deviations, including risk acceptance and compensating controls.
• Provide a security architecture effectiveness dashboard measuring threat coverage, control performance, risk exposure, and technical debt aligned with recognized standards.
• Deliver governance-compliant architecture inputs to Technical Design Authority reviews.
• Produce stakeholder-tailored architecture documentation for decision-making. Ensure knowledge transfer, including user guides and training, to sustain architecture repositories and tools.
• Consult and coordinate with SMEs and IT teams, validating major architectural decisions with documented sign-off. Provide timely architecture reports highlighting risks, dependencies, and   decision impacts.
• Support ICT governance aligned with international best practices. Coordinate with NATO HQ entities to ensure architectural coherence and alignment with NATO Enterprise and Digital Transformation initiatives.
• Represent CSU Brussels in governance bodies, working groups, and policy forums. Contribute to the development and standardization of policies, procedures, and guidance for information security and risk management.
• Evolve ICT and security architectures to reflect changing business requirements and cyber threats. Maintain architecture models, taxonomy, and repositories under approved governance.
• Ensure architecture data accuracy, completeness, and compliance with governance and audit standards.

Skill, Knowledge & Experience:

• The candidate must have a currently active NATO SECRET security clearance
• University Degree and 5 years function related experience or Higher Secondary Education and completed advanced vocational training leading to a professional qualification or professional accreditation with 4 years post related experience;
• Have minimum 3 years proven professional experience in projects related to construction and ICT infrastructure implementation.
• Have 3 years applied knowledge of ICT and Security Architecture models, preferably based on internationally recognized frameworks, within a large organisation with an accent on ICT infrastructure and security architectures.
• Have worked in an ICT services organisation that actually managed modern ICT & Security systems.
• Have a good conceptual understanding and technical knowledge of current and emerging information systems and technologies, and security-related aspects, including project-related organisational aspects.
• Experience and knowledge with the design and deployment of technology, its impact to business, operation and security posture. Experience drafting precise and concise reports on complex ICT-related technical topics.
• Enterprise Architecture Certification (e.g. TOGAF Foundation certification).
• ITIL v4 Foundation certification.

Desirable qualifications:

• Full Enterprise Architecture Certification (e.g. TOGAF 9 or 10 certified).
• Project management methodology certification (e.g. PRINCE2 Foundation).
• Sparx EA and ArchiMate knowledge and working experience – supported by formal training is a plus.
• Have experience with Data Centre Design, Infrastructure support systems, network capacity planning.
• Have developed, maintained and led Security Architectures to address highly classified environment, including the active support of the security accreditation process.
• Prior experience of working in an international environment comprising both military and civilian elements.
• Knowledge of NATO responsibilities and organization, including ACO and ACT.