Job Description

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.

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