14900
11-09-2025
Portfolio Management Assistant
Braine-l'Alleud, BE

C004357, Portfolio Management Assistant

Duties

Under the direction of the Head of NIMSC Project Management Office (PMO), the incumbent will perform duties such as the following:

  • Provide direct first level support to NIMSC Managers (mainly PMs
  • Project Managers, SDMs – Service Delivery Managers and RMs
  • Resource Managers) in the use of project management methods, toolset, processes and procedures in accordance with NATO and Agency guidelines / directives;
  • Provide Business Tools (e.g. ServiceNow, Business Intelligence, APRM – Agency Project and Resource Management, TAS – Time Account System) support to NIMSC Managers and assist with project/service/resource planning, resource allocation and project maintenance to ensure NIMSC Managers meet their commitments, stay within agreed tolerances and contribute to business goals;
  • Provide guidance and mentoring to NIMSC Managers on project and resource management processes;
  • Assist in continuously reviewing and improving NIMSC PMO related processes; assist in managing and provide monitoring, reporting and maintenance on agreed project/service/resource Key Performance Indicators (KPIs) and inform NIMSC Managers on any recognized anomalies and assist in taking corrective actions;
  • Prepare, participate, carry out and record/document the NIMSC Project Board and other project management related activities;
  • Assist in preparing and managing the NIMSC Business Execution and Change (BEC) Board and providing support in the process activities;
  • Assist NIMSC Managers with project/service/resource reporting and documentation through quality review of Management Artefacts in the remit of PMO;
  • Act as focal point for Business Tools issues, including the support in preparing, reviewing and validating relevant Business Tools reports for NIMSC Head PMO, NIMSC Head RPM and NIMSC Chief;
  • Assist in timely completion of time booking within NIMSC; collate and analyse data; follow-up any recognized anomalies;
  • Assist with project scoping, timelines and financial issues and queries;
  • Assist in monitoring resource allocation to projects and services and support Resource Managers in resolving identified issues;
  • Provide support in management and maintenance of NIMSC business portfolio;

Requirements

  • Higher vocational training in a relevant discipline with 3 years post-related experience, or a secondary educational qualification with 5 years post-related experience;
  • Previous experience in project, portfolio and programme management (P3M) area;
  • Expert knowledge in MS Excel incl. Pivot, connections to external data sources and Macros;
  • Strong expertise in MS PowerPoint;
  • Advanced knowledge of SharePoint;
  • Sound knowledge and experience in the use of other Microsoft office products (e.g. Word, Access, OneNote, etc.)
  • Excellent command of spoken and written English, with a proven ability to communicate effectively orally and in writing;
  • Experience in roles requiring ability to translate technical updates into storytelling fit for the PMO activities;

Desirable Experience and Education:

  • A recognised formal Project Management qualification, such as PRINCE2 or PMP and / or ITIL Intermediate Level Certification;
  • A recognised SharePoint training;
  • Prior experience of working in an international environment comprising both military and civilian elements;
  • Knowledge of NATO responsibilities and organization, including ACO and ACT

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