Laser Electronics Optical Technician

Laser Electronics Optical Technician

Focused Energy is a fusion energy startup focused on generating clean energy using laser‑induced inertial fusion. We are seeking a Laser Electronics & Optical Technician (LEOT) to support the assembly, integration, testing, and maintenance of advanced laser, optical, and electro‑optical systems used in our fusion energy R&D and prototype platforms.

This highly hands‑on role works closely with laser engineers, optical engineers, and systems engineers to bring complex, high‑power laser systems from design into operation, ensuring subsystems meet demanding performance, safety, and reliability requirements as we move from experimental setups toward scalable fusion systems.

• Assemble, align, and test advanced laser and optical systems, including beam delivery assemblies
• Perform precision optical alignment and verify laser performance (power, wavelength, beam quality, stability)
• Build, wire, and troubleshoot laser electronics, power supplies, drivers, and control subsystems
• Diagnose and resolve issues across optical, electronic, and electro‑optical systems in R&D and prototype environments
• Execute preventive maintenance, system upgrades, and calibration to meet performance and safety requirements
• Operate safely with high‑energy lasers, high‑voltage electronics, and controlled lab or cleanroom environments
• Document system configurations, test results, and procedures, and collaborate closely with engineers and scientists
• Must be able to work onsite in our facility in Darmstadt.

• Hands‑on experience in Electronics, Photonics, Optics, Laser Technology, or a related field
• Practical experience assembling, aligning, and testing laser and optical systems
• Strong electronics troubleshooting skills
• Ability to read electrical schematics and optical diagrams
• Experience using precision electrical and optical test equipment

• Experience with fiber‑laser or high‑energy laser systems
• Familiarity with laser safety programs or certification (LSO or equivalent)
• Exposure to CAD drawings, optical design tools, or lab automation systems
• Background in aerospace, defense, semiconductor, medical device, or advanced R&D environments
• Experience working in regulated or safety‑critical lab settings

• Innovative Technology & Mission:
  Be part of a cutting‑edge company working on groundbreaking research in clean energy and scientific discovery.
• Career Development:
  We invest in our people, offering opportunities to develop and grow your career in an early, growing company.
• Collaborative Culture:
  Work with great people in a dynamic, international environment with top‑tier scientists and engineers.
• Ownership:
  Take ownership from day 1 and drive impact by making decisions, solving challenges, and shaping the future of our company.
• Your Success is our Success:
  We offer a competitive salary and company ownership in the form of stock options.
• Vacation Days: 30 days of vacation per year.
• Snacks and Drinks:
  Healthy snacks and drinks in the office, subsidized canteen with lunch options daily.
• Retirement Plan:
  We finance 15% of your private pension plan contributions.
• Equipment:
  Choice between a state‑of‑the‑art Windows or Apple laptop; keyboard, mouse, headset provided.
• Events:
  Regular events to foster team bonding and collaboration.
• Mobility:
  Support for flexible commuting needs via NAVIT.
• Fitness:
  Wellness services across Europe through Wellhub partnership.

Focused Energy is an equal opportunity employer committed to creating an inclusive environment. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender perception or identity, national origin, age, marital status, protected veteran status, or disability status. Pursuant to the San Francisco Fair Chance Ordinance, Focused Energy will consider for employment qualified applicants with arrest and conviction records.

Compensation offered will be determined by factors such as location, level, job‑related knowledge, skills, and experience. Certain roles may be eligible for incentive compensation, equity, benefits.

Entry level

Full‑time

Engineering and Information Technology

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