Senior Technical Project Manager – Legacy Migration & Infrastructure

Our client, a major public sector organization, is undergoing a large-scale digital transformation to modernize operational processes and infrastructure. The project focuses on leading a strategic program to migrate legacy mainframe environments to modern database platforms while ensuring high availability for critical field services.

• Develop a realistic roadmap and comprehensive project overview to guide the modernization program from inception to completion.
• Prioritize operational tasks and resource allocation to ensure technical efforts align with strategic organizational objectives.
• Identify and mitigate potential risks related to timelines, costs, and resource constraints through proactive communication with management.
• Coordinate cross-functional dependencies between technical teams and facilitate change management by making project goals tangible.
• Manage project governance by facilitating decision-making sessions and providing regular strategic progress reports to stakeholders.
• Collaborate daily with technical specialists to resolve bottlenecks and streamline the execution of complex migration tasks.

• 8+ years of experience in IT Project Management and the application of Project Management methodologies.
• 8+ years of expertise in Infrastructure Architecture and Business Analysis.
• 8+ years of experience leading Change Management initiatives within digital transformation contexts.
• 3+ years of experience managing Legacy System Migration and Mainframe modernization programs.
• 3+ years of experience in People Management leading multidisciplinary teams of internal and external experts.
• 3+ years of practical experience with Agile and Scrum frameworks.
• 1+ years of experience working within the Public Sector.
• You possess strong analytical skills and the ability to synthesize complex technical risks for senior management.
• You're recognized for your ability to manage multiple stakeholders with diverging interests in a pragmatic manner.
• You are fluent in French, Dutch, and English.

Nice to Haves

• Possession of a Prince2 certification.
• Possession of a Scrum Product Owner certification.

• Start date: 01/09/2026.
• Duration: 4 months (initial phase of a multi-year program).
• Work regime: Full-time (40 hours per week).
• Location: Brussels.
• Working model: Hybrid (minimum 2 days per week onsite).
• Contract: open to both permanent employees and freelancers.