Senior Asset / Portfolio Manager (m/f/d) in Renewable Energies (Solar & Wind)

As Senior Asset / Portfolio Manager, you take full ownership of a portfolio of renewable energy assets (Solar/Wind/BESS) across Europe, ensuring optimal performance as well as long-term value creation from an asset owner perspective. You act as the functional lead for your portfolio, steering all relevant internal and external stakeholders and ensuring alignment across technical, commercial, and financial functions. In this role, you will represent the shareholder perspective at SPV level, including the assumed managing director mandates within your portfolio. You work in close partnership with our subsidiary Stern Energy, which is responsible for the daily operational and technical management of the assets, and cooperation with the internal Technical Asset Management function. Portfolio Leadership & Governance Take full responsibility for the performance and value creation of a portfolio of renewable energy assets Act as the functional lead for your portfolio, steering and aligning all relevant internal departments and external stakeholders Assume managing director mandates in asset-level entities (SPVs), representing shareholder interests and ensuring proper governance Ensure full alignment between commercial, technical, financial, and regulatory requirements across all assets Steering of Operations & Technical Management Act as the central interface between Stern Energy as the operational and technical service provider Ensure effective steering and performance oversight of operations in close coordination with Stern Energy Work closely with the internal Technical Asset Management team to align on technical strategies, performance topics, and optimisation initiatives Drive performance improvements by setting priorities, challenging outcomes, and ensuring consistent execution across the portfolio Financial & Commercial Management Own budgeting, forecasting, liquidity planning, and variance analysis at asset and portfolio level Monitor financial performance and ensure delivery of business plans Review financial reporting, audits, and SPV structures, ensuring compliance with financing agreements Support refinancing, restructuring and transaction processes where required Contract & Risk Management Oversee and optimise key contracts (e.g. O&M, PPA, EPC, leases, insurance) Ensure compliance with regulatory, and HSE requirements Identify, assess, and manage risks across the portfolio Stakeholder & Investor Management Act as primary point of contact for investors, and key partners Ensure high-quality reporting and transparent communication Present portfolio performance, risks, and strategic recommendations to senior management and stakeholders Functional Topic Ownership (Division-wide) Take functional ownership of key strategic topics (e.g. project financing, route-to-market / power sales, contract standards) across the Asset Management division Further develop standards, tools, and best practices in close collaboration with internal departments (Finance, Energy Markets, Legal, Technical) Act as internal expert and sparring partner for these topics Projects & Continuous Improvement Drive strategic and cross-functional initiatives (e.g. optimisation programs, repowering, digitalization, process standardization) Contribute to the continuous development of governance structures, processes, and tools within Asset Management

Academic Background: You hold a degree in business administration, economics, industrial engineering or a comparable field with a strong financial or technical focus. Relevant Professional Experience: You bring at least 5-8+ years of experience in asset management, portfolio management or project finance within renewable energy or infrastructure. Financial & Asset Expertise: You have strong expertise in financial modelling, P&L and cash flow management, renewable asset economics and lifecycle optimization. Contract & Financing Knowledge: You are experienced in contract structures (e.g. PPAs, O&M agreements) as well as financing project frameworks, including financing agreements and transaction processes. Stakeholder & Leadership Skills: You are able to lead complex stakeholder landscapes without formal authority, align different interests and drive decisions across functions. Structured & Entrepreneurial Mindset: You combine a structured, solution-oriented working style with an entrepreneurial mindset focused on performance and value creation. Communication & International Exposure: You confidently in English; German or additional languages are a plus (especially French and Dutch), and you operate effectively in an international environment.

Employee Assistance Program - Individual counselling and coaching by the Fürstenberg Institute Professional & personal development - Comprehensive onboarding, individual training opportunities, language courses, development programmes Health & well-being - Health platform makesfit (including health budget), health weeks, free drinks and fruits Culture & Cooperation - Small and large corporate and team events, Giving Back Week, Sustainability Working Group Employee Bonuses - Finder's Fee for new colleagues Employee Discount - Use of Corporate Benefits Mobility - Takeover of the Deutschlandticket and subsidised JobRad Lunch offer (only in Hamburg) - Subsidised meals in the office in Hamburg Office room for animals (only in Hamburg) - Possibility to bring a pet to a special office if the care of a pet cannot be guaranteed Great Location - Office space next to the river Elbe, easily accessible by bus and train Provision & insurance - Employer subsidy for company pension scheme and occupational disability insurance, group accident insurance free of charge, subsidy for computer glasses Work-Life-Balance - Flexible working & mobile office (up to 50%), 30 days holiday (+1 day each for Christmas and New Year's Eve