Lead the Portfolio Management division, including technical and disciplinary management, Provide a central source of information that provides an overview of the existing and potential portfolio and its performance (historical and planned), Evaluate the financial and technical performance (e.g. return profile, technical KPIs, project progress, performance ratio), Carry out risk management and evaluation to derive diversification strategies, Recognise and question performance changes and deviations from the plan or the previous performance calculation, Derive investment or disposal proposals and other measures to optimise the portfolio, Responsible for deriving bidding strategies from a portfolio perspective to secure attractive FITs or PPAs in close coordination with the Energy Management department, Define requirements for (framework) contracts such as EPC, O&M and insurance and other contracts (technical and legal advice) in close coordination with the Strategic Procurement team, Create and maintain business plans to determine capital requirements, sales and profit contributions (short and medium-term investment planning), Provide a schedule that synchronises the dimensions of development, construction, risk assessment (e.g. based on due diligence) and capital procurement, Provide a schedule that synchronises the dimensions of development, construction, risk assessment (e.g. based on due diligence) and capital procurement, Carry out a detailed profitability calculation or financial modelling for each project in the portfolio, Prepare the project budgets and liquidity requirements from investor supervision, Ensure a smooth handover of the project between phases (from PD to EPC, from EPC to O&M, from overall project management to asset management)