# Senior Optomechanical Engineer – Laser Beam Transport & Vacuum Systems at Marvel Fusion > Open job at Marvel Fusion in Munich, Germany. Workplace: On-site. Source: Germany Dev Jobs, https://germanydevjobs.com/jobs/marvel-fusion-senior-optomechanical-engineer-laser-beam-transport-vacuum-s-dcmq1f8 Posted 5 November 2026. Last checked on the employer's career site: 6 November 2026. ## Facts - Company: [Marvel Fusion](https://germanydevjobs.com/companies/marvel-fusion) - Location: Munich, Germany - Workplace: On-site - Employment type: Full-time - Apply from: Anywhere - German: Not required - Relocation support: Yes - Not mentioned in the job post: salary, visa sponsorship ## Job description ### Who we are Founded in 2019, Marvel Fusion is Europe’s leading fusion energy company, uniting 120 scientists, engineers, and entrepreneurs across our locations in Munich and Colorado. Backed by over €385 million in public and private funding, we’re driven by a shared mission: to deliver clean, abundant energy to the world. ### Why Marvel Fusion By joining us, you will be: - Solving one of the most complex technological challenges known to humanity, harnessing Fusion on Earth - Part of a highly purpose-driven team working on providing the world with clean, safe and abundant energy - Working alongside world-leading scientists and entrepreneurs in the field of Fusion - Part of a start-up where growth on a company and individual level is the default ### The impact you will make As Optomechanical Engineer, you will design and deliver precision optical-mechanical assemblies for high-power laser facilities, with particular emphasis on beam transport and vacuum-compatible systems. You will take ownership from concept and mechanical analysis through drawings, manufacturing, assembly, alignment, integration and commissioning, working closely with laser, optics, vacuum and controls specialists. ### Your responsibilities - Design precision optomechanical assemblies including mirror mounts, positioning stages, optical supports and beam transport structures for high-power laser systems. - Develop vacuum-compatible mechanical designs, selecting suitable materials, seals, feedthroughs and motion mechanisms while considering cleanliness, outgassing and thermal performance. - Produce 3D CAD models, detailed manufacturing drawings, GD&T, tolerance analyses, bills of materials and controlled engineering documentation. - Perform or coordinate structural, modal, vibration and thermal analyses to ensure optical alignment, mechanical stability and positioning accuracy. - Coordinate fabrication and supplier activities; support precision assembly, optical alignment, installation, integration, troubleshooting and commissioning. ### What you bring - Bachelor's or Master's degree in Mechanical Engineering, Optomechanics, Precision Engineering, Mechatronics or a related field. - Proven experience designing precision optomechanical devices and mechanisms, ideally for high-power lasers or scientific instrumentation. - Practical experience with vacuum-compatible mechanical systems and beam transport assemblies, including mechanical interfaces and alignment concepts. - Strong skills in 3D CAD, manufacturing drawings, GD&T, material selection, precision machining and mechanical tolerance management. - Hands-on experience with manufacturing follow-up, assembly, alignment, testing and commissioning in multidisciplinary technical environments. ### What sets you apart - Experience with high-energy laser beamlines, large optics, laser compressors or complex scientific facilities. - Knowledge of high-vacuum or ultra-high-vacuum practices, vacuum cleanliness, motion feedthroughs and pumping-system interfaces. - Experience with structural and thermal FEA, modal analysis, vibration isolation and stability-sensitive optical systems. - Familiarity with motorized positioning stages, actuators, encoders and precision alignment methods. - Independent problem-solving, practical engineering judgment and effective collaboration with optics, laser, vacuum and controls teams. ### What we offer Our mission is motivation enough for many. But we also support our team with benefits that foster wellbeing and growth: - Public Transport Subsidy - Employee Incentive Program - Phone Bill Reimbursement - Wellpass or Complimentary Private Health Insurance - Professional Learning & Development Budget - Relocation Support - Company Pension Plan - 30 Days of Vacation plus additional half day on 24. & 31.Dec. - Modern Office in the center of Munich - Healthy office snacks - Regular Team Events For more information on how we process your application data, please review our [privacy notice](https://www.marvelfusion.com/applicants). ## How to apply Apply on the job page, https://germanydevjobs.com/jobs/marvel-fusion-senior-optomechanical-engineer-laser-beam-transport-vacuum-s-dcmq1f8: its Apply button opens the employer's own application page. ## More jobs from Marvel Fusion - [R&D Mechanical Engineer](https://germanydevjobs.com/jobs/marvel-fusion-r-d-mechanical-engineer-i24f4ik): Marvel Fusion, Munich, Germany. On-site. Posted 5 November 2026. - [Mechanical Engineer – Diagnostics](https://germanydevjobs.com/jobs/marvel-fusion-mechanical-engineer-diagnostics-b8zcgdg): Marvel Fusion, Munich, Germany. On-site. Posted 5 November 2026. - [Research Software Engineer - Scientific Computing & GPU Infrastructure](https://germanydevjobs.com/jobs/marvel-fusion-research-software-engineer-scientific-computing-gpu-infrastr-a44uv98): Marvel Fusion, Munich, Germany. On-site. Posted 20 October 2026. - [Internship - AI Venture Development (f/m/x)](https://germanydevjobs.com/jobs/marvel-fusion-internship-ai-venture-development-f-m-x-njic0cj): Marvel Fusion, Munich, Germany. On-site. Posted 19 October 2026. - [Working Student - System Administrator/IT Support](https://germanydevjobs.com/jobs/marvel-fusion-working-student-system-administrator-it-support-24s4sr8): Marvel Fusion, Munich, Germany. On-site. Posted 7 September 2026.