IT Project Manager

Nexeo is currently looking for an IT Project Manager – Certificate Lifecycle Management & PKI to join the IT/Security team of one of our leading clients in Brussels.

You will join a strategic IT security and infrastructure project focused on implementing an automated Certificate Lifecycle Management (CLM) solution for qualified digital certificates, as well as a Private Public Key Infrastructure (PKI) for internal certificates.

The project is structured around asset mapping & diagnosis, a Proof of Concept (PoC) with a Certificate Authority, and a potential deployment phase. As Project Manager, you will lead the first two phases and coordinate multiple technical teams including Development, Infrastructure, Security, ITIL and Monitoring.

Your Responsibilities

Project Management & Delivery

• Plan, coordinate and monitor the delivery of the initial project phases.
• Define project objectives, milestones, deliverables, dependencies and timelines.
• Ensure effective follow-up of project activities, risks, issues and dependencies.
• Coordinate project resources and ensure alignment across different workstreams.
• Monitor progress and ensure delivery according to agreed scope, quality and deadlines.
• Prepare the project for the potential Go/No-Go decision regarding the deployment phase.

Certificate Lifecycle Management & PKI

• Supervise the mapping and inventory of assets carrying digital certificates.
• Coordinate the assessment of the existing certificate management environment.
• Contribute to the identification and assessment of security and operational risks.
• Lead and coordinate the Proof of Concept with a Certificate Authority.
• Coordinate the technical and functional validation of the CLM/PKI solution.
• Support the definition of the target Certificate Lifecycle Management and PKI environment.
• Ensure alignment between certificate management requirements, security objectives and infrastructure constraints.

Stakeholder & Team Coordination

• Establish and maintain cross-functional project governance.
• Coordinate teams across Development, Infrastructure, Cybersecurity, ITIL and Monitoring.
• Work closely with architects, PKI/security experts and infrastructure engineers.
• Act as the central point of contact between technical teams and project stakeholders.
• Facilitate meetings, workshops and decision-making sessions.
• Build consensus and federate transversal teams without direct hierarchical authority.
• Ensure clear communication between technical experts, management and stakeholders.

PoC & Business Case

• Plan and manage the Proof of Concept from preparation through evaluation.
• Coordinate technical, security and functional requirements for the PoC.
• Consolidate findings, lessons learned, risks and recommendations.
• Evaluate the PoC results against defined objectives and success criteria.
• Build and structure the business case for the future deployment.
• Prepare the necessary information and recommendations for management decision-making.

Governance, Budget & Reporting

• Establish appropriate project governance, reporting and steering mechanisms.
• Prepare regular project status reports for senior management.
• Monitor project budget, costs and resource allocation.
• Track risks, issues, decisions and action plans.
• Prepare project documentation and decision materials.
• Provide clear and concise reporting to project stakeholders.

Your Profile

• Proven experience as an IT Project Manager, ideally in security, infrastructure or digital transformation projects.
• Strong experience managing complex IT projects involving multiple technical teams.
• Demonstrated ability to coordinate and federate teams without direct hierarchical authority.
• Experience managing project scope, planning, risks, budgets, resources and reporting.
• Strong stakeholder management and communication skills.
• Ability to work effectively with both technical experts and senior management.
• Experience in a public or semi-public organization is a strong advantage.
• Ability t