Fundraising Director

Do you want to unlock to the development of a new energy technology that can safely turn nuclear waste into emission-free energy? Are you excited about fundraising for a deep-tech start-up team that aims to make a huge impact? Do you like complex challenges? Then, we might be just the company you are looking for!

We are looking for an Fundraising Director to join our innovative and international team.

About Thorizon

At Thorizon, a passionate team of 50 based in Amsterdam and Lyon is committed to advancing a new nuclear power solution using Molten Salt Reactor (MSR) technology. Our purpose is to accelerate the availability of clean and affordable energy and help solve the climate crisis. As we advance our reactor design through prototyping, analysis, experimentation, and partnerships, we believe in a transparent and collaborative culture where unity and open communication are paramount.

Your mission

As Fundraising Director, you will take charge of one of the most strategic pillars of our start-up: fundraising. You will be responsible for shaping and executing our capital-raising strategy—from Series A to securing funding for our first-of-a-kind (FOAK) deployment. This is not just about numbers—it’s about building strong investor relationships, aligning our business case with investor expectations, and ultimately ensuring Thorizon’s long-term success. The role is based in Amsterdam or Lyon as part of the CFO team.

In this role you will:

• Develop the fundraising strategy: Design and lead Thorizon’s fundraising roadmap, from Series A through to commercialization, incorporating both private and public funding options.

• Improve company positioning & storytelling: Translate our technology and vision into a compelling investment narrative that resonates with diverse investors (deep-tech, climate tech, infrastructure, family offices, governments). Ensure financial models align with investment case and strategic objectives.

• Manage investor relations: Identify, engage, and cultivate relationships with top-tier VCs, infrastructure funds, family offices, and strategic investors.

• Own process: Manage the end-to-end fundraising process—including due diligence, data room prep, investor decks, term sheet negotiations, and deal closure as well as supporting grant applications.

• Build market insights: Keep a pulse on the capital markets, investor trends, and funding instruments relevant to deep-tech and energy innovation.

• Work closely together with management team: Reporting to the CFO, you will closely work with the CEO, CFO and Chief of staff on fundraising efforts.

About you:

• You have a proven track record in > € 50mln rounds and fundraising or investing in asset heavy deep-tech or climate-tech.

• You have a deep understanding of early-stage financing, venture capital, and project finance for complex technologies

• You are practical strategist: You are able to zoom in and out and can translate technical complexity into clear business value

• You are financially savvy, with a strong grasp of financial models, investment case analysis, risk assessment, and exit strategies.

• You are an excellent communicator and relationship builder with credibility in front of investors

• You have an entrepreneurial mindset; proactive, resourceful, and comfortable operating in ambiguity

• You have an extensive network in the European (or global) deep tech investment community

• You thrive in a fast-moving, high-growth startup environment, balancing strategic vision with hands-on execution.

• You have a master’s degree in finance/business, engineering degree considered a plus

• Language Proficiency: You are fluent in English

• Passion for Clean Energy: You are deeply committed to accelerating the clean energy transition and shaping the future of nuclear technology.

What can you expect from us?

• A dynamic, ambitious team of nuclear technology professionals committed to solving today’s energy challenges.

• Unique, hands-on experience in a fast-growing, VC-backed deep-tech start-up.

• The opportunity to drive commercial success for transformative technology reducing both carbon footprint and nuclear waste.

• Competitive salary and employee profit-sharing plan.

• International work exposure with offices in the heart of Amsterdam or Lyon, complete with start-up energy, team events, and community vibes.

Does this sound like a match?
We are looking forward to your application!

Thorizon takes responsibility to make our company more inclusive. We need all ideas to realize our mission and want everyone to feel at home in our team