Principal Photonic Device Design Engineer
$150k - $202kThe Hiring Method, LLC
Job Description
Job Description
Work Setting: Onsite – Fremont, CA
Compensation: $150,000 - $202,000 base salary with a 16% target annual bonus
Benefits: Comprehensive medical, dental, vision, 401(k), annual bonus, relocation assistance, and comprehensive employee benefits package
Work Authorization: Qualified candidates requiring a TN-1 visa or H-1B transfer are encouraged to apply. New H-1B sponsorship is not available for this opportunity.
Position Summary
A global leader in optical communications technology is seeking a Principal Design Engineer to lead the design and development of next-generation high-speed InGaAs/Indium Phosphide (InP) photodiodes used in advanced optical communication and sensing applications.
This is a highly technical individual contributor role focused on photodiode architecture, device simulation, wafer process development, characterization, and product qualification. Working alongside world-class engineers, you'll drive innovation from concept through production while helping develop the next generation of optoelectronic devices that power AI infrastructure, high-speed networking, and advanced photonic technologies.
The ideal candidate combines deep technical expertise with a passion for innovation and enjoys solving complex semiconductor design challenges in a collaborative R&D environment.
Key Responsibilities
• Lead the design and development of high-speed, high-sensitivity InGaAs/InP photodiodes from concept through production
• Define device architectures and performance targets to meet customer and market requirements
• Partner with epitaxial growth, process integration, and wafer fabrication teams to optimize device structures and manufacturing processes
• Perform device simulation, characterization, and failure analysis to improve speed, sensitivity, reliability, and manufacturability
• Support product qualification, reliability testing, and new product introduction activities
• Collaborate with product engineering teams on yield improvement and continuous process optimization
• Mentor engineers and provide technical leadership across multidisciplinary development teams
• Stay current on emerging photonic technologies and identify opportunities for future product innovation
Required Qualifications
• Ph.D. in Electrical Engineering, Physics, Materials Science, or a related discipline
• 10+ years of experience designing InP or GaAs photodiodes
• Strong background in optoelectronic device simulation and design
• Experience with InP or GaAs wafer processing and semiconductor fabrication
• Hands-on experience with photodiode characterization, reliability testing, and product qualification
• Strong understanding of semiconductor device physics and optoelectronic materials
• Excellent analytical, troubleshooting, and cross-functional communication skills
• Ability to lead technical projects from concept through production
Preferred Qualifications
• Experience designing other InP optoelectronic devices such as laser diodes
• Experience supporting semiconductor process integration and yield improvement initiatives
• Background working with contract manufacturing partners
• Experience performing device failure analysis and reliability investigations
• Previous technical leadership or mentoring experience
• Experience developing products for optical communications or photonics applications
Why This Opportunity
• Opportunity to lead the development of next-generation photodiode technology
• Work alongside globally recognized experts in photonics and semiconductor device engineering
• Join a growing business with significant investment in advanced optical technologies
• Highly visible technical leadership role with opportunities to influence future product direction
• Potential path into engineering management or broader technical leadership
• Collaborative culture that encourages innovation, ownership, and continuous learning
• Relocation assistance and a competitive compensation package including annual bonus
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