Maintenance System Engineering Intern

About Us

Tozero is Europe's leading deep-tech startup specializing in the recycling of lithium-ion batteries.

Committed to accelerating decarbonization and transforming the material life cycle, we’re actively

crafting sustainable recycling solutions for a cleaner and more innovative future.

What We're Looking For

This role combines maintenance engineering, spare parts management, CMMS administration

and hands-on support in our production facility. The successful candidate will work closely with

both the engineering team in Munich and the operations team in Gendorf to improve equipment

reliability and maintenance processes.

Reporting to the Maintenance department lead, the successful candidate will work closely with the

Head of operations, Maintenance mechanical engineer, and external equipment suppliers to

support reliable day-to-day plant operation and continuous improvement initiatives

What You Can Expect

• Operational coordination & spare parts logistics Inventory & supplier management: Identification of critical spare parts, inventory optimization to minimize downtime, and direct communication with equipment manufacturers for parts procurement and technical support. Equipment standardization: Analyzing and unifying components (e.g., pumps and seals) to reduce spare parts inventory levels and enable faster maintenance interventions.
• CMMS & technical documentation CMMS (computerized maintenance management system) management: Entering new equipment, updating the database according to field conditions, and tracking preventive maintenance records (full training on our CMMS system will be provided). Technical archiving: Maintaining technical manuals, CE certifications, intervention reports, and tracking contracts with external service providers and inspectors.
• Hands-on support & Gendorf operations Field work (Gendorf ~ 2 days per week): On-site presence to monitor ongoing operations and act as a direct liaison with management in Munich. Assistance to mechanical engineer: Hands-on assistance during the servicing and installation of mechanical subsystems (pumps, piping, gearboxes, mixers, filter presses, heat exchangers).
• Process improvement & SOPs (standard operating procedures) Equipment reliability: Data-driven failure analysis (transitioning from subjective assessment to component lifespan analysis). SOP & design for maintenance: Creating and reviewing standard operating procedures and participating in the early stages of new system development to ensure future maintainability.

Your profile

• Structured way of working
• Curiosity and willingness to learn
• Interest in mechanical systems
• Comfortable working both in the office and on the shop floor
• Strong communication skills and ability to work independently
• Category B driver’s license (required for trips to the Gendorf facility, company car provided).
• Nice to have:
• Welding experience or knowledge of welding techniques.
• Prior exposure to CMMS software or experience in the process/manufacturing industry.

Why us?

At tozero, we believe in providing a supportive and enriching work environment to help our team

achieve top performance

Free Snacks and Drinks in the Office: Stay energized throughout the day with a variety of

snacks and beverages.

Jobticket: Conveniently commute to work and all around Germany with our fully subsidized

Deutschlandticket.

Dynamic Startup Environment: Thrive in a highly dynamic startup culture, collaborating with

experts in the field and contributing to innovative projects that shape the future.

About Us

Welcome to tozero, Europe's leading deep-tech startup in the recycling of lithium-ion batteries. With the goal of combating climate change and advancing the circular economy, we are actively developing sustainable recycling solutions for a clean and innovative future.