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Our Mission

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 MAN Energy Solutions with around 550 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.

Your Responsibilties

Reporting to the Vice President Product & Operations, the Project Engineer is primarily responsible for specification control, engineering calculations, verification of scope, general arrangement layout & bill of material creation for our new 10MW MHP Electrolyzer. 
With a foundation of integrity, the candidate would use commitment and creativity to drive the internationalization of Quest One into the US forward. The position is based out of Quest One's new Houston, TX office in Brookshire.

  • You will collaborate with packaging partners and adapt an Electrolyzer developed in Europe to meet regulations and standards in the United States
  • You will create & review comprehensive technical specification documents and ensure solid scope of supply
  • You will manage technical fabrication requirements from project initiation to close-out
  • You will generate and maintain technical documentation, which includes process flow diagrams (P&ID), general arrangement drawing and data sheets
  • You will work with suppliers and clients to implement streamlined and documented PCRs (project change requests)
  • You will work closely with project manager to maintain cost, deliverables & implementation of contract revisions
  • You will be engaged in risk evaluations aimed at recognizing and mitigating potential hazards and vulnerabilities

What You Bring

  • You have successfully completed studies in process engineering, environmental engineering, chemical engineering, or equivalent qualification
  • You have minimum 3-5 years of professional experience in Power Solutions Packaging, EPC or similar
  • You, with a proven track record in the development of technical specification sheets coupled with knowhow in effective technical negotiations, are the game-changer we need
  • You are able to operate with a high degree of autonomy, coupled with a robust sense of responsibility, swift perceptiveness and an ardent enthusiasm for tackling analytical and creative challenges
  • You have a strong design experience as well as thorough knowledge of ASME, ANSI, and other common codes used in pressure process equipment
  • You travel to customer offices & sites as well as to Quest One headquarters in Germany

Why Quest One?

  • 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.

Your Benefits

  • Flexible work arrangements and home office options.
  • Regular updates and transparent communication through our All-Hands 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.