Job Title: VBA Excel Expert Location:Brussels – Montagne du Parc 3, 1000 Bruxelles Duration: 4 months Mission Context Within the CyberSecurity department, as part of the "IAM Technologies" squad, you will contribute to the development and lifecycle management of IT access management tools. The focus of this role is to review, analyze, and document Excel-based VBA tools used by operational teams, with an aim to ease maintenance and support potential migrations to more future-proof technologies. Position Purpose As a VBA Development Engineer, you will: Review and analyze a large number of Excel-based tools using VBA macros. Perform reverse engineering to understand functionality, workflow, and architecture. Create comprehensive technical documentation for each tool to facilitate maintenance and migration. Key Responsibilities Direct Responsibilities Analyze existing Excel VBA tools to capture functionality, workflows, and architecture. Reverse-engineer VBA macros to identify business logic, data flows, and key components. Develop detailed technical documentation covering: Functional and technical descriptions VBA code explanations UI/UX descriptions Validate documentation accuracy with operational teams. Highlight technical debt, risks, and performance issues, providing improvement recommendations. Collaborate with developers and stakeholders to ensure accurate and up-to-date documentation. Contributing Responsibilities Refine features into actionable activities. Share expertise and improvement ideas to enrich the backlog. Align with squad priorities and collaborate to deliver high-quality service. Technical Competencies Expertise in Excel VBA and VBA Editor. Strong reverse-engineering capabilities. Skilled in writing technical and functional documentation. SQL Server (Intermediate to Expert level). Preferred Qualifications & Behavioral Competencies Knowledge of IAM and RBAC methodology (a plus). Proficiency in English (mandatory); knowledge of French or Dutch preferred. Familiarity with Agile methodology. Positive, solution-oriented mindset. Strong problem-solving and analytical skills.