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🥝 Senior Sales Manager (f/m/d)

H-TEC SYSTEMS GmbH | madrid, Spain | Posted June 02, 2026

Job Description

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 s...

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