Rotterdam
40 Hours per week
Closes:

Join the team

At S4 Energy, you will be part of a close-knit team of three, working alongside theCFO and the Financial Administrator as our new Financial Controller. In this role, you will oversee financial reporting, budgeting, and cash flow management while ensuring compliance with accounting standards and regulatory requirements. You will be responsible for the accurate processing of financial data, supporting monthly and annual financial closings, and implementing internal controls to mitigate financial risks. Additionally, you will contribute to optimizing administrative and financial processes, managing audits and tax compliance, and providing financial insights to support strategic decision-making, all to strengthen the company’s financial health.


Key Responsibilities

  • Oversee financial reporting, including preperation of P&L, balance sheet, and cash flow statements.
  • Ensure compliance with accounting standards (GAAP, IFRS) and regulatory requirements.
  • Monitor cash flow, liquidity, and working capital to ensure financial stability.
  • Manage tax compliance, audits, and liaise with external auditors.
  • Implement and maintain internal controls to mitigate financial and operational risks.
  • Oversee month-end and year-end closing processes.
  • Develop financial models and provide strategic recommendations to support business decisions.
  • Manage banking relationships, treasury functions, and capital structure optimisation.
  • Supervise accounts payable, accounts receivable, and general ledger activities.
  • Establish and enforce financial policies and risk management procedures.
  • Present financial reports and insights to senior management and board members.
  • Lead and develop the finance team, ensuring efficiency and accuracy in financial operations.
  • Collaborate with executives and department heads to align financial goals with business strategy.


Qualifications & Skills

  • Bachelor's degree (HBO/WO level or international equivalent) in finance, accounting, business, or a related field
  • At least five years of experience in financial control, reporting, and strategic financial management
  • Strong knowledge of accounting principles, financial regulations, and reporting standards (IFRS & Dutch GAAP)
  • Expertise in financial software (RidderIQ and Exact Online preferred) and Microsoft Excel
  • Strong analytical and problem-solving skills to assess financial risks and optimise performance
  • Expertise in financial reporting, budgeting, forecasting, and compliance with relevant regulations
  • Ability to translate financial data into strategic insights and support executive decision-making
  • Strong communication skills to collaborate effectively with multidisciplinary stakeholders
  • Fluent in both Dutch and English, written and verbal
  • Affinity with sustainable energy technologies and a strong understanding of their financial implications in the energy transition
  • Flexible and adaptable, with a proven ability to navigate the complexities of a fast-growing organisation
  • Personable and approachable, with the ability to build strong relationships across teams and stakeholders
  • You embody our core values: ownership, reliability, and sustainability


Our Offer

Join S4 Energy and be part of an innovative, fast-growing company driving sustainability and the energy transition. As a key player in our team, you'll work on exciting projects that make a real impact on renewable energy and grid stability. We offer a chance to grow, innovate, and be part of something bigger.

Here’s what you can expect

  • Competitive salary based on your knowledge and experience
  • A dynamic, innovative team in a scale-up phase, full of opportunities to grow
  • 25 vacation days per year based on full-time employment (pro-rate for part-time roles)
  • Pension plan to secure your future
  • Travel expense reimbursement and 8% holiday pay
  • The right tools and technology to support you work.


About S4 Energy

S4 Energy is a pioneering company specialising in large-scale Battery Energy Storage Systems (BESS), crucial for stabilising the S4 Energy is a pioneering company specialising in large-scale Battery Energy Storage Systems (BESS), crucial for stabilising the grid and integrating renewable energy sources like wind and solar. Their comprehensive approach encompasses the entire process— from project development to the operation of battery assets— ensuring efficiency and sustainability

The company's vision is to become continental Europe’s premier flexibility provider, contributing to an independent and sustainable energy system for future generations.

Led by a team of energy storage, finance, and software veterans, S4 Energy’s current operational projects total 60 MWh and S4 Energy is currently constructing four, 4-hour medium voltage projects in the Netherlands, all scheduled to become operational in 2025 and has a cumulative pipeline of 8GW in Netherlands and Germany.

The company is driven by core values of ownership, reliability, and sustainability, fostering a culture where team members take responsibility for their actions, support colleagues, and make environmentally conscious decisions.

New hires at S4 Energy will have the opportunity to make an immediate impact on the company's products, processes, and culture, actively contributing to addressing climate change challenges.

Click here to apply. Do you have any questions about this vacancy? Please contact us at hr@s4-energy.com.

Interested in this job or want to know more?

Please contact Rachel Kiers our HR Advisor +31 (0)6 436 375 16 directly. Send her an email or complete the application form below:

Complete the application form