Experienced Architect - Public Sector & Defence

At EY, we’re all in to shape your future with confidence. We’ll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go. Join EY and help to build a better working world. The opportunity Are you ready to shape how public services are procured and delivered – while helping build EY Consulting’s Public Sector & Defence capabilities in Denmark? EY is a global leader in professional services, with a dedicated Government & Public Sector practice supporting ministries, agencies, municipalities and state‑owned enterprises across strategy, technology and organisational transformation. We collaborate closely across the Nordics and internationally to deliver impactful, secure and responsible change at scale. We are looking for an experienced Architect to join our Technology Strategy & Transformation practice, with a strong focus on public sector and defence‑related engagements. This is a senior role for professionals who thrive in complex, mission‑critical environments where technology, governance, regulation and security intersect. You will work closely with public authorities and defence organisations to modernise legacy landscapes, establish robust data and platform foundations, and prepare organisations for a future where data, AI and cross‑domain interoperability are increasingly central. Your key responsibilities As an Architect in Technology Strategy & Transformation, you will: Lead and design target architectures and transformation roadmaps across business, information, application and technology layers Act as a trusted architectural advisor to senior stakeholders, translating policy objectives, legislation, operational needs and security requirements into executable architectures Drive modernization of complex system landscapes, including EDW modernisation, transition to modern data platforms or lakehouse architecture, and cloud or hybrid cloud migration Use architecture as an active governance and steering tool in environments with multiple suppliers, strong compliance obligations and high assurance requirements Design and mature information architecture, including conceptual and logical data models, domain models, and principles for data ownership, quality, lineage and interoperability Ensure solutions are fit for production and sustainable over time by supporting operational and organisational maturity Contribute to defense‑oriented and security‑critical engagements, including challenges related to multi‑domain operations, interoperability, resilience and secure information sharing Collaborate closely with delivery, platform and data teams to ensure architecture is embedded in execution Contribute to EY’s AI‑driven delivery approaches, including AI‑assisted architecture design, AI‑augmented development and automated quality controls Skills and attributes for success You bring a strong architectural foundation combined with the ability to navigate complex stakeholder environments. You balance strategic ambition with regulatory, operational and security constraints, and communicate complex topics clearly to executive and non‑technical audiences. Ideally, you’ll also have Experience 10+ years of experience in solution, domain or enterprise architecture, ideally within public sector, defence or other regulated environments Proven experience with modernization of data platforms and legacy landscapes Strong experience using architecture as a governance and steering mechanism in complex, multi‑supplier environments Solid understanding of information architecture, data governance, quality, lineage and interoperability Strong knowledge of modern software, platform and cloud architectures (Azure, AWS and/or GCP) A strong interest in AI‑driven architecture and next‑generation delivery models Formal certifications (e.g. TOGAF or cloud certifications) are beneficial, but experience, judgement and credibility matter most. What we look for Personal competencies A pragmatic and resilient mindset Strong stakeholder management skills Curiosity, learning agility and professional integrity What we offer you At EY, we’ll develop you with future‑focused skills and equip you with world‑class experiences. We’ll empower you in a flexible environment and fuel your extraordinary talents in a diverse and inclusive culture of globally connected teams. Are you ready to shape your future with confidence? Apply today. To help create an equitable and inclusive experience during the recruitment process, please inform us as soon as possible about any disability‑related adjustments or accommodation you may need. EY | Building a better working world EY is building a better working world by creating new value for clients, people, society and the planet, while building trust in capital markets. Enabled by data, AI and advanced technology, EY teams help clients shape the future with confidence and develop answers for the most pressing issues of today and tomorrow. EY teams work across a full spectrum of services in assurance, consulting, tax, strategy and transactions. Fueled by sector insights, a globally connected, multi-disciplinary network and diverse ecosystem partners, EY teams can provide services in more than 150 countries and territories.