Financial Controller (f/m/d)[

Backed by Marguerite, a leading pan-European infrastructure fund, Nexun is a fast-growing renewable project development platform active across Spain, France, Germany, Italy, Poland, and Austria. We are committed to accelerating Europe’s transition to a low-carbon economy by developing high-impact renewable energy projects across wind, solar, and storage.

The Financial Controller will own the monthly/annual reporting cycle, lead French GAAP consolidation control across Nexun’s multi-country renewable energy portfolio. The financial controller will play a key role in a major finance transformation: managing the current outsourced accounting model (accounting firms) while internalizing accounting for selected countries, and supporting the rollout of Odoo. This role works closely with the CFO and regional teams to ensure strong financial governance, transparency, and performance tracking.

Tasks

• Own the group closing and reporting calendar (monthly/quarterly/year-end) across 6 countries and ~60 entities.
• Deliver accurate and timely management reporting (P&L, balance sheet, cash flow, KPIs) and support the preparation of annual consolidated financial statements
• Review and challenge key accounting estimates and judgments (accruals, provisions, revenue cut-off, leases, fixed assets).
• Lead the preparation and coordination of statutory financial statements and annual closing for all relevant entities, ensuring compliance with local requirements.
• Manage external stakeholders (outsourced accountants, statutory auditors): planning, deliverables, quality reviews, issue resolution.
• Ensure audit readiness through robust documentation, reconciliations, and consistent working papers
• Develop, maintain, and continuously improve internal financial control frameworks and processes
• Perform project cost tracking, financial performance analysis, and margin calculations for renewable energy projects
• Ensure the implementation of best-practice financial policies, procedures, and controls across all operating countries
• Participate in the annual budgets, forecasts, and cash flow projections process
• Lead intercompany cost allocation and reinvoicing processes across the group
• Oversee the current accounting operating model where bookkeeping is outsourced to accounting firms: define expectations, standard deliverables, KPIs/SLAs, and review routines.
• Lead the transition to a hybrid model by internalizing accounting for selected countries
• Participate in the Odoo Implementation as a key finance stakeholder

Requirements

• Master’s degree in Business, Finance, Accounting , or equivalent
• Significant experience in financial control, group reporting, consolidation, audit, or similar roles in a multi-entity and multi-country environment.
• Strong expertise in French GAAP consolidation and statutory reporting.
• Experience overseeing or working with outsourced accounting providers and driving quality through governance.
• ERP transformation experience; Odoo exposure is a plus (experience with other ERPs also relevant).
• Prior experience in audit (Big 4 or similar ) is preferred, particularly with multi-entity groups, consolidation, or statutory reporting assignments.
• Experience in renewable energy, infrastructure, or multi-country environnement preferred
• Excellent communication and stakeholder management
• Fluent in English ; French required ; other European languages are a plus
• Comfortable working in a multicultural, international matrix organization
• Strong analytical, organizational, and problem-solving skills
• Able to manage multiple priorities under tight deadlines
• Works autonomously and communicates insights clearly
• Strong team player with a high sense of ownership and accountability
• Interest in renewable energy, sustainability, and pan-European projects

Benefits

At Nexun, you’ll be part of a mission-driven, international organization shaping the future of renewable energy across Europe. We provide:

• Flexible working arrangements and strong work–life balance
• A diverse and international team in a collaborative, inclusive culture
• Competitive compensation packages aligned with your experience and market standards
• Modern equipment, including laptop and mobile phone
• A vibrant co-working office in central Lyon
• The opportunity to contribute to high-impact renewable energy projects across six countries
• A dynamic, innovative environment that supports learning, growth, and career development

At Nexun, your work matters-here, you’ll be part of shaping the future of renewable energy while thriving in a flexible, modern, and inspiring workplace.