Senior Mechanical Engineer

Location: Mülheim an der Ruhr, Germany Working hours: Full-time Start: December 2026 Engineer the Future of Sustainable Materials Synthesis at a Deep-Tech Startup About The Role We are looking for a motivated Senior Mechanical Engineer to lead the design, development, and scale-up of mechanochemical process equipment. You’ll work at the interface of mechanical design, process engineering, and industrial-scale deployment. Key Responsibilities • Design and develop mechanical equipment and machinery for mechanochemical processes • Lead scale-up of equipment from lab to pilot and industrial scale • Collaborate with external partners and suppliers on machine design and manufacturing • Support pilot plant construction, commissioning, and maintenance • Contribute to process automation and predictive equipment modelsWork closely with process and materials engineers on integrated system design Requirements • Master’s degree in Mechanical Engineering or a related field • Strong expertise in equipment/machine design and mechanical systems • Experience with pilot plant or industrial-scale equipment is a plus • Familiarity with automation and process engineering is an advantage • Proactive mindset, comfortable in a startup environment • Candidates must have a valid visa or residence permit for Germany What We Offer • A dynamic, innovative environment at the forefront of a disruptive technology • The opportunity to be part of MechSyn’s (future) cooperative structure (Genossenschaft) • Career growth in a rapidly scaling deep-tech startup • Competitive salary based on experience MechSyn is committed to equal opportunities. We welcome applications from all qualified candidates regardless of gender, nationality, ethnic origin, religion, disability, age, or sexual orientation. How To Apply Send your CV, a brief cover letter, and relevant certificates to career@mechsyn.com with the subject line “Mechanical Engineer – Application” or apply here. Applications are reviewed on a rolling basis until the position is filled.