Lumentum
San Francisco, California
04/02/2026
Full time
Get AI-powered advice on this job and more exclusive features. Lumentum is seeking an experienced Principal Optical System Engineer to join our Cloud Module R&D team in San Jose, CA. In this role, you will be responsible for designing and developing advanced optical systems and packaging for next-generation fiber optic transceivers . You will work closely with cross-functional teams, including mechanical, electrical, and optical communication system engineers , to create high-performance optical subsystems that meet stringent technical, environmental, and manufacturability requirements. A successful candidate will bring a strong foundation in optics principles , hands-on experience in optical system design , and a collaborative, problem-solving mindset . Key Responsibilities Architect and design optical systems and components to meet performance criteria using simulation tools such as ZEMAX, FRED, Lumerical, etc. Collaborate with suppliers to source cost-effective, high-quality optical components for high-volume production. Integrate optical components into mechanical and electronic systems alongside mechanical and electrical engineers for products such as chip-on-board optical transceivers and co-packaged optics . Conduct testing and validation to ensure optical systems meet required specifications, performance targets, and reliability standards. Required Skills & Experience MS or PhD in Optical Engineering, Physics, or a related field . 10yrs experience of developing various transceivers with market success is ideal Strong background in optical system design , including experience with optical simulation software (e.g., ZEMAX, Code V, FRED ). Proficiency in optical principles and their application to fiber optical communication systems . Experience in silicon photonics-based products and applications is a plus. Track record of innovation with a multi-disciplinary approach to problem-solving. Excellent communication skills for cross-functional collaboration and technical documentation. Self-motivated, results-driven team player with a passion for cutting-edge technology. Seniority level Seniority levelMid-Senior level Employment type Employment typeFull-time Job function Job functionDesign, Engineering, and Manufacturing IndustriesTelecommunications and Semiconductor Manufacturing Referrals increase your chances of interviewing at Lumentum by 2x Get notified about new Optical Engineer jobs in San Francisco Bay Area . Sunnyvale, CA $111,000.00-$164,000.00 1 day ago Sunnyvale, CA $139,000.00-$200,000.00 1 day ago Mountain View, CA $30.00-$40.00 5 days ago Principal Electro-Optic Engineer, Chip Bring-upPixel Hardware Reliability Engineer, Devices and Services Milpitas, CA $103,000.00-$175,100.00 6 days ago Milpitas, CA $85,900.00-$146,000.00 3 days ago Milpitas, CA $71,900.00-$122,200.00 1 week ago San Jose, CA $191,040.00-$286,560.00 1 week ago Sunnyvale, CA $128,600.00-$213,600.00 2 days ago Milpitas, CA $125,100.00-$212,700.00 6 days ago Intern, Engineer - Silicon Photonics R&DSenior Optical Mixed Signal Design Validation Engineer Milpitas, CA $111,300.00-$189,200.00 2 weeks ago Optical Metrology Engineer, Hardware - Emerging Optics Sunnyvale, CA $125,625.00-$163,081.00 6 days ago We're unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI.