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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 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.

Your Responsibilties

  • Diagnosis of cultural and organizational challenges through interviews, data analysis, and direct observation.
  • Design of targeted culture and organizational development interventions linked to business and performance objectives.
  • Hands-on implementation and sustainable embedding of initiatives in leadership and team routines.
  • Facilitation of workshops, leadership sessions, and team interventions with a focus on concrete behavioral change.
  • Close collaboration with leaders to strengthen accountability, decision-making quality, and performance-oriented leadership.
  • Definition of success metrics, tracking of impact, and continuous adjustment of initiatives based on results and feedback.

What You Bring

  • University degree in Organizational Psychology, Business Administration, Sociology, Human Resources, or a comparable field.
  • Practical experience in implementing culture, organizational development, or transformation initiatives within organizations.
  • Proven ability to take ownership of topics from problem definition through execution.
  • Strong analytical and implementation skills with a clear bias for action.
  • Credibility and confidence in working with leaders, combined with the ability to challenge constructively.
  • Excellent German and English communication skills and the ability to influence without formal authority.

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 for a good work-life-balance.
  • Regular updates and transparent communication through our town-hall-meetings.
  • Buddy program as part of onboarding.
  • Daily lunch allowance.
  • Attractive employee discounts with Corporate Benefits and FutureBens.
  • Free drinks, fruit, and a JobRad for a greener commute.

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.