Senior Sales Manager (f/m/d)

Quest One is a global leader in PEM electrolysis. Our goal is clear: we aim to make a significant impact in reducing greenhouse gases with our electrolyzers. Since our beginnings as a science project in 1997, we’ve grown into a subsidiary of Everllence with around 500 employees across three locations worldwide.

Our mission: Drive climate protection and actively shape the energy transition. Are you ready to join us on this journey?

Our goal: Reduce 1% of the world’s greenhouse gases by 2050. Quest One.

• You will identify, qualify and develop new business opportunities in hydrogen and power-to-X markets.
• You will leverage your existing network of contacts and customers to generate leads and opportunities.
• You will manage the full sales cycle – from prospecting and solution design to proposal, negotiation, and contract closure.
• You will build and maintain strong relationships with key accounts, EPCs, developers, and industrial customers.
• You will act as a trusted advisor by understanding customer needs and matching them with Quest One’s solutions.
• You will represent Quest One at industry events, conferences and customer meetings.
• You will collaborate with technical and product management teams to ensure proposals are feasible, competitive, and aligned with customer requirements.
• You will contribute to regional sales strategy, pipeline development and forecasting.
• You will provide valuable market intelligence on competitors, pricing and trends in hydrogen and renewable energy.

• You hold a degree in Engineering, Business Administration or a related field (MBA is a plus)
• You have several years of B2B sales experience, with industrial knowhow in hydrogen, renewable energy, industrial gases or related sectors
• You have a proven track record of closing multi-million Euro contracts
• You bring an existing network in the hydrogen industry (developers, off-takers, EPCs, utilities, or industrial customers)
• You demonstrate strong business development and negotiation skills
• You possess excellent communication and presentation abilities
• You have the technical understanding to engage in solution-driven discussions with customers and engineers
• You are a self-starter with a goal-oriented mindset, able to work independently and in cross-functional teams
• You are fluent in English and Spanish (spoken and written); additional languages are a plus

• OWNERSHIP – We grow together with Quest One, and you have the opportunity to take active responsibility.
• ONE TEAM – A strong team that sticks together and shapes the future.
• LEARNING – Personal growth is our focus, with numerous development opportunities.

• Flexible work arrangements for a good work-life-balance.
• Regular updates and transparent communication through our town-hall-meetings.
• Buddy program as part of onboarding.

Do you want to help shape the future with us?
Then apply now at Quest One and become part of a team that truly makes a difference.

At Quest One, we’re looking for people who want to actively help shape the future. What matters to us is your talent and motivation—your background, skin color, religion, gender, sexual orientation, age, or disability doesn’t matter. Our diversity makes us stronger, more creative, and more successful. Together, we grow as a team in an inclusive and sustainable environment where discrimination has no place. Join a global company that values diversity and is committed to equal opportunities.