Master Technician - Assembly & Testing

Company: cellcentric GmbH & Co. KG

Everyone's talking about sustainable energy - we're getting it on track.

We are a company with probably the most experienced employees in our technology field in the world. As a joint venture of Daimler Truck AG and the Volvo Group AB, we are responsible for all activities along the entire value chain for fuel cell systems: from research and development to production and marketing for use in trucks and other applications outside vehicles. The goal is to establish cellcentric as a leading global manufacturer of fuel cells, contributing to climate-neutral and sustainable transportation.

At our Esslingen site, we are currently establishing a production facility and are in the development phase prior to Start of Production (SOP). We are looking for an experienced Supervisor/Foreman for pre-assembly, stack assembly, system assembly, end-of-line testing, and rework – covering the entire process from individual components to the fully tested fuel cell system.

Key Responsibilities

• Provide functional and disciplinary leadership to the production team in assembly and testing.
• Ensure stable, safe, and quality-compliant operations across pre-assembly, stack assembly, system/subassembly assembly, end-of-line testing, and rework activities.
• Ensure assembly and joining quality, including bolting/torque control, sealing, pressing operations, electrical interconnections, and sensor integration.
• Perform and oversee end-of-line testing (including leak tightness/leak testing and functional testing) and ensure proper documentation.
• Manage serial numbers, product history records, and full traceability.
• Coordinate rework activities, including fault analysis, implementation of corrective actions, and requalification.
• Plan workforce deployment and support employee onboarding and qualification.
• Coordinate materials and components, including line setup/changeovers and build sequencing.
• Contribute to industrialization activities, including process stabilization, trial builds, and production ramp-up during the development phase.
• Manage deviations and escalations, perform root-cause analyses, and drive continuous improvement initiatives.
• Ensure compliance with occupational health and safety requirements, particularly electrical safety and the handling of pressurized systems and test media.

Required Qualifications and Experience

• Completed advanced qualification as anIndustrial Master Craftsman (Industriemeister) or State-Certified Technician (Techniker), preferably in Mechanical Engineering, Mechatronics, or Electrical Engineering, or an equivalent qualification.
• Several years of experience in assembly and/or functional and end-of-line testing of complex assemblies or systems.
• Proven experience leading and developing employees in a manufacturing environment.
• Strong knowledge of assembly, joining, testing, and rework processes.
• Good understanding of mechanical, fluid, and electrical systems.
• Proficiency in MES and ERP systems as well as manufacturing documentation practices.
• Structured and quality-oriented working style, hands-on mentality, and enthusiasm for building up new production operations.
• We offer you interesting, autonomous and varied activities with corresponding development prospects in a traditional company with a start-up mentality in one of the top future industries.
• You will receive a very attractive compensation package.
• With us, you can arrange your working hours flexibly, work remotely and work up to 20 days a year from other EU countries.
• We offer you at least 30 days of vacation per year.
• You will benefit from an attractive compensation and benefits package, including a company pension scheme, private and occupational accident insurance, and capital-forming benefits.
• We support the compatibility of work and family life through flexible working models, including parental leave and part-time opportunities.
• Our comprehensive health management supports your fitness and well-being – from bike leasing offer to voluntary health check-ups by our company doctor directly at our locations.
• Our restaurant provides you with soul food at a discounted price.
• You will be challenged - but also supported by a wide range of training and development opportunities.
• On top, we offer you exclusive leasing and purchase conditions for Mercedes-Benz cars.

Additional information:

If your heart beats for fuel cells and you are looking for exciting challenges in the field of sustainable and climate-neutral mobility, we look forward to receiving your informative application documents.

We are particularly pleased to receive applications from severely disabled persons and persons with disabilities of equal status.

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