Project Application Engineer Process (f/m/d)

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 Responsibilities

• You will develop and maintain technical documentation, in particular process flow diagrams (PFD), process & instrument diagrams (P&ID), heat & mass balances (HMB), requirement specifications, data sheets and specifications
• You will be involved in the development of measurement, control and regulation concepts
• You collaborate with suppliers and external service providers
• You will deal with checking the technical feasibility of specific customer requests and product adaptations
• You handle the processing of customer queries and the customization of existing products
• You participate in developing system solutions with existing products
• You support the responsible bidding, sales, or project manager in direct customer contact
• You transmit customer feedback and market insights to product management and product development
  
  

What you bring

• You have a degree in process engineering (plant design); alternatively environmental engineering, chemical engineering or a similar qualification
• You possess professional experience in plant planning or plant construction of process engineering plants or power plants
• You have deep knowledge in the design of process and cooling circuits, gas treatment systems and the application of relevant standards and guidelines
• You are experienced in the creation or modification of technical documentation, in particular P&IDs and HMBs
• You show confident demeanor in front of customers and have an eye for customer-oriented solutions
• You have very good knowledge of MS Office skills
• You are fluent in English, additional languages (especially German) are an advantage
• You are a quick learner and enjoy analytical and creative work
  
  

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.
• Mentorship program as part of onboarding.
• 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.