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Allied Command Transformation (ACT) is NATO’s leading agent for change: driving, facilitating, and advocating the continuous improvement of Alliance capabilities to maintain and enhance the military relevance and effectiveness of the Alliance.
We are looking for a passionate Solutions Architect who will provide architectural leadership to support ACT's modernization and digital transformation priorities. You will ensure that innovative software and hardware architectures are designed, integrated, and maintained to meet mission requirements with scalability, resilience, and long-term sustainability. The role involves mentoring development teams, guiding adoption of emerging technologies, and ensuring architectural decisions balance immediate operational needs with strategic sustainability. Solutions Architects will also ensure identity and access management patterns, architectural modeling standards, and best practices are applied consistently across projects, enabling our client to deliver secure, interoperable, and future‑ready systems.
Responsibilities

Provide architectural leadership for innovative digital products developed in national defense institutions, ensuring solutions support mission requirements.
Oversee the design and integration of modern software and hardware architectures, ensuring scalability, resilience, and long‑term sustainability.
Provide architectural mentorship to development teams, ensuring consistent application of design principles and practices across projects.
Collaborate with developers, engineers, and stakeholders to identify optimal technology approaches that enable Agile and DevSecOps practices.
Develop and maintain architectural documentation, including risk assessments, trade‑off analyses, and implementation strategies.
Evaluate emerging technologies and guide their adoption where appropriate to improve agility, resilience, and mission relevance.
Balance technical debt, immediate mission requirements, and long‑term sustainability in architectural decision‑making.
Advise on identity and access management (IAM) design patterns to support secure and federated user access across systems.
Promote adoption of architectural modeling standards (UML, ArchiMate, BPMN) and tools (Enterprise Architect, Archi, ARIS, XMLSpy, etc.).

Qualifications

Minimum 4 years of experience in software and/or hardware architecture, including design patterns and paradigm shifts.
Experience leading cross‑functional teams and providing mentorship in applying architectural principles.
Experience evaluating and integrating emerging technologies into operational systems.
Experience in modern Identity and Access Management (IAM) solution patterns.
Experience working in Agile DevSecOps teams with CI/CD practices and relevant certifications.
Experience developing documentation on technology solutions, including risk assessment, trade‑offs, and implementation strategies.
Familiarity with architectural modeling standards (UML, ArchiMate, BPMN) and tools (Enterprise Architect, Archi, ARIS, XMLSpy, etc.).
Proven ability to communicate complex technical issues to both technical and non‑technical stakeholders.
Bachelor’s degree in Computer Science, Engineering, or a related field (or equivalent professional experience).
Willingness to work in EST time zone.

Job Details

Seniority level: Mid‑Senior level
Employment type: Full‑time
Job function: Engineering and Information Technology
Industries: IT Services and IT Consulting

If you've read the description and feel this role is a great match, we'd love to hear from you! Click "Apply for this job" to be directed to a brief questionnaire. It should only take a few moments to complete, and we'll be in touch promptly if your experience aligns with our needs.
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