IT Domain Architect

About Us
For more than 25 years, ITS Group has been a French ESN specializing in digital transformation, employing around 1,400 employees across 8 agencies in France and 1 in Belgium. Our expertise: IT infrastructure & operations, cloud & managed services, mobility, workstations & networks, strategy, consulting & AMO, cybersecurity, development of business applications. ITS Group places its CSR commitment at the heart of its concerns by developing sustainable and responsible digital technology and by promoting the professional and personal development of its employees. Find out more: www.itsgroup.com About the Job : Great assignments await you with our key account clients in rich and varied environments We are looking for an experienced IT Domain Architect to lead the architecture of the Corporate, AI and Market domain, ensuring that the IT landscape remains coherent, secure, resilient, operable and future-proof. The role acts as a strategic bridge between business and IT, translating business capabilities into actionable architecture roadmaps and technical blueprints while ensuring alignment with enterprise strategy, governance standards, regulatory obligations and operational requirements. The architect will drive domain architecture governance, manage the application and platform portfolio, define long-term roadmaps, support executive decision-making through architectural trade-off analyses, and ensure alignment across business, enterprise, solution, security, platform, data and information architecture disciplines. The position also requires expertise in AI architecture and governance, corporate business domains, integration architecture, SAP environments, and critical infrastructure contexts. Your

missions:
Domain Architecture & Business Alignment
• Translate business capabilities into IT roadmaps in partnership with Business Architecture.
• Convert business processes into target architectures and implementation blueprints.
• Ensure alignment between business strategy, technology investments and enterprise objectives.
• Maintain a coherent and future-proof IT landscape across the domain. Architecture Governance & Standards
• Define and enforce domain architecture principles, standards and reference architectures.
• Ensure compliance with local and group architecture guidelines.
• Present and defend architectural decisions before the Architectural Review Board (ARB).
• Maintain Architectural Decision Records (ADRs).
• Prevent architectural drift and control technical debt.
• Monitor SLA and OLA performance and report architecture-related risks. Portfolio Management
• Maintain the application and platform portfolio within the Enterprise Architecture Repository.
• Establish and maintain a single source of truth for architecture assets.
• Conduct portfolio assessments using methodologies such as Gartner TIME and 6R.
• Identify consolidation and reuse opportunities to reduce costs and technical debt.
• Ensure architecture viability throughout build, run, evolve and retire lifecycle phases.
• Collaborate with IT Application Managers and business stakeholders on portfolio evolution. Strategic Advisory
• Perform trade-off analyses covering cost, complexity, risk and business value.
• Support executive decision-making with architecture recommendations.
• Develop and maintain long-term domain roadmaps.
• Anticipate regulatory, technological and market evolution.
• Advise senior stakeholders on long-term architectural impacts and strategic decisions.
• Review solution architectures to ensure domain consistency. Data, Integration & Information Architecture
• Govern data models, information architecture and integration patterns.
• Ensure interoperability across enterprise systems, operational systems and analytics platforms.
• Define and support data ownership principles.
• Ensure data quality and semantic consistency across the domain.
• Collaborate closely with Data, Solution, Platform and Enterprise Architects. Security, Resilience & Compliance
• Embed security, resilience, availability and compliance requirements into architectures.
• Ensure compliance with regulatory, safety and cyber-security obligations.
• Define business continuity and disaster recovery architecture measures.
• Address operational risks and critical infrastructure constraints. Your activities:
• Collaborate with Business Architects to define architecture roadmaps.
• Design and maintain IT blueprints supporting business capabilities.
• Define architecture principles, standards and reference architectures.
• Prepare and present architecture reviews to governance boards.
• Create and maintain Architectural Decision Records (ADRs).
• Conduct portfolio assessments using Gartner TIME and 6R frameworks.
• Maintain architecture repositories and application inventories.
• Monitor SLA and OLA performance indicators.
• Identify and manage technical debt risks.
• Perform architecture trade-off analyses and impact assessments.
• Execute peer reviews of Solution Architecture deliverables.
• Define domain evolution roadmaps.
• Advise executive and senior stakeholders.
• Govern enterprise data models and information architecture.
• Define integration and interoperability patterns.
• Ensure data ownership, consistency and quality.
• Review security, resilience and compliance requirements.
• Define business continuity and disaster recovery architecture approaches.
• Promote application and platform reuse opportunities.
• Coordinate with Enterprise, Platform, Security, Solution and Data Architects.
• Support AI architecture initiatives and AI governance practices.
• Ensure alignment between innovation, operational reliability and long-term sustainability. You have the following

skills:
Enterprise & Domain Architecture
• IT Domain Architecture
• Enterprise Architecture
• Business Capability Modelling
• Architecture Governance
• Architecture Review Boards (ARB)
• Architectural Decision Records (ADR)
• Architecture Principles & Standards
• Technical Debt Management
• Enterprise Architecture Repository Management
• IT Roadmap Definition
• Strategic Architecture Planning Architecture Frameworks & Methodologies
• TOGAF
• ArchiMate
• Domain-Driven Design (DDD)
• Event Storming
• Agile Architecture
• ATAM (Architecture Tradeoff Analysis Method)
• Gartner TIME
• 6R Assessment Framework Corporate & Business Domains
• Corporate Business Capabilities
• Finance Systems & Processes
• HR Systems & Processes
• Procurement Systems & Processes
• Corporate Services
• Business Process Transformation
• SAP Products & Ecosystem AI, Data & Integration
• AI Target Architectures
• AI Reference Architectures
• AI Governance
• EU AI Act Awareness
• AI Architectural Patterns
• Integration Architecture
• MCP
• Information Architecture
• Data Architecture Governance
• Data Ownership
• Data Quality Management
• Semantic Data Consistency
• Interoperability Design Energy & Critical Infrastructure
• Energy & Utilities Sector
• Electricity Market Facilitation Services
• Outage Planning
• Scheduling Services
• Balancing Services
• Voltage Services
• Critical Infrastructure Environments
• IT/OT Integration
• Operational Constraints Awareness
• Safety-Critical Systems Security, Risk & Compliance
• Cybersecurity Architecture
• Regulatory Compliance
• Operational Risk Management
• Availability & Reliability Architecture
• Resilience Architecture
• Business Continuity
• Disaster Recovery
• Security-by-Design Stakeholder Management & Leadership
• Executive Stakeholder Management
• C-Level Communication
• Trusted Advisor Mindset
• Strategic Thinking
• Trade-Off Analysis
• Decision-Making Support
• Collaborative Leadership
• Cross-Functional Collaboration
• Governance & Accountability
• Influencing & Negotiation Languages
• Native-level proficiency in one of the following languages: Dutch, French, or German
• Professional proficiency in English
• Knowledge of one or more additional national languages is considered an asset. Fourchette de salaire : Salary Conform Your Experience & Skills About You :
• You have at least 3 years of professional experiences in IT
• If you are at least fluent in FR/ENG or NL/ENG it’s best
• You’re eager to learn, motivated and curious
• Let’s have a chat About the Process :
• 1st pre-screening on the phone to discuss about your search and conditions and our first potential opportunities matching.
•

Job description
s sent and Teams meeting fixed with us (HR and Sales) to dig into your experience and the role.
• Package proposal so we all agree beforehand.
• Your CV is sent to the different clients you’ve agreed to, to find the best mission for you Advantages :
• Hospitalization insurance (partner/children incl.)
• Group insurance
• Dental insurance (partner/children included)
• 20 days statutory paid vacations (legal vacations cumulated for 1 year of work)
• 11 days recovery time work 38/40 per year (= annual average: 1 day per 20 days worked) if the client asks you to work 8h/day
• Representation fee net per month.
• Internet fee of € 40 per month.
• Company car with national fuel card OR Public transport reimbursed OR mobility package.
• Daily fee of 5.50€ net /day provided.
• Subscription GSM unlimited calls for Belgium (ITS subscription)
• Training plan (e-learning
- certification at ITS charge) Extra advantages:
• Being a rather small team in BE (6 in back-office), we’re very close to each of our consultants and we differentiate ourselves trying to really take care of you and make you grow with us and within our different clients.
• Regular follow-up (every 3 to 6months depending on your needs/will)
• Regular teambuilding to meet-up and have fun (every 3 months more or less)
• Flexibility and trust
• Benefits of still being part to a bigger group (ITS Group) and having access to resources and of a larger team of Experts
• Co-optation system because sharing is caring