Senior Enterprise Architect - Public Sector

About the role

Sopra Steria is looking for an experienced Solution / Enterprise Architect to strengthen its Public Sector practice in Belgium. You will act as a trusted advisor to key government organisations such as FOD BOSA, Digitaal Vlaanderen and SPW Digital, bridging business strategy and technical execution through the design and governance of scalable, secure and future-proof architectures.

Key responsibilities

• Sales and account development: identify and develop opportunities with public sector clients, lead presales and proposals, build stakeholder networks, support tenders and framework agreements, and drive scope extensions.
• Architecture design and governance: design enterprise and solution architectures, define blueprints using TOGAF, ArchiMate and OSLO standards, lead architecture boards, advise on cloud strategies (Azure preferred, AWS, GCP) aligned with G-Cloud, and embed NIS2, GDPR and ISO 27001 requirements.
• Client advisory: act as lead architecture advisor at management level, translate technical concepts for executives, lead governance bodies and contribute to thought leadership.
• Delivery and quality: ensure timely delivery of architecture artefacts, align with delivery teams, mitigate architectural risks and apply company methodologies.
• Team development: contribute to the architecture community of practice, develop reusable frameworks, mentor junior consultants and architects and support recruitment.

Required profile

• 8+ years in IT architecture, including at least 4 years in Belgian public sector.
• Familiarity with key public sector institutions and frameworks.
• Dutch and/or French plus English; bilingualism is a plus.
• Proven presales experience with RFPs and tenders, and strong advisory and communication skills.

Required skills

• TOGAF (ADM) and ArchiMate
• APIs, microservices and integration platforms (e.g. MuleSoft, Kong)
• Azure (preferred), Kubernetes and DevSecOps

What we offer

• High-impact digitalisation programmes and a multidisciplinary consulting team of 160+ experts.
• Career path from Manager to Senior Manager and beyond.
• Architecture community of practice, certifications and continuous learning.
• Competitive remuneration, hybrid working and a culture that values performance and wellbeing.