Oracle Enterprise Architect

Freelance Enterprise Architect – Brussels (Hybrid)

We are currently seeking an experienced Freelance Enterprise Architect to support a large organisation in Brussels on a major transformation programme. The role will focus on shaping enterprise-wide architecture practices, supporting strategic technology decisions, and ensuring alignment between business priorities and IT delivery.

Working closely with business leaders, architecture teams, and technology stakeholders, the successful consultant will play a key role in driving architectural governance, promoting best practices, and enabling scalable, future-ready solutions.

Key Responsibilities

Facilitate and lead Architecture Review Board (ARB) sessions, preparing structured decision documentation and ensuring architectural traceability.

Act as a central point of coordination between business, IT, architecture, and infrastructure teams to ensure alignment across initiatives.

Define, maintain, and promote enterprise reference architectures, guiding delivery teams on best practices and architectural standards.

Contribute to architecture governance frameworks, including platform guardrails, onboarding criteria, and compliance with enterprise architecture principles.

Support technology and transformation initiatives by ensuring solutions align with the organisation’s long-term architecture strategy.

Communicate architectural concepts clearly to both technical and non-technical stakeholders and support decision-making at senior levels.

Required Experience

10+ years’ experience in Enterprise Architecture within complex enterprise environments.

Demonstrated experience facilitating architecture governance forums and producing structured architectural decision documentation.

Ability to work independently and proactively, engaging with stakeholders across multiple organisational levels.

Strong results-oriented mindset, with the ability to translate strategy into actionable architecture guidance.

Practical knowledge of architecture frameworks and IT governance standards, including experience with methodologies such as TOGAF, ITIL, ArchiMate, and Domain-Driven Design.

Experience working with cloud-native architecture patterns, including governance models and architectural guardrails.

Familiarity with microservices and event-driven architecture patterns.

Experience using enterprise architecture modelling tools such as Sparx Enterprise Architect.

Excellent communication, stakeholder management, and presentation skills.

Nice to Have

Experience supporting large-scale transformation programmes or organisational change initiatives.

Hands-on involvement in solution design and delivery within agile environments.

Familiarity with Gartner architecture frameworks, such as TIME for Application Portfolio Management.

Contract Details

Location : Brussels (Hybrid)

Contract : Freelance / Contract

Start : ASAP

Duration : Long-term engagement

If you are an Enterprise Architect who thrives in complex environments and enjoys shaping enterprise-wide architecture strategy, we would welcome the opportunity to speak with you.