Job Details

Engineering Lead – High Speed modulators - Bay Area

$200,000 – $275,000 + Bonus + Stock Options

A leading optical communications company is hiring for an Engineer with a background in designing high-speed optical or Photonic modulators to create advanced III-V modulators for next-generation data centre and AI products.

The Role:

You will drive end-to-end development from epitaxy and modulator device design through fabrication, production, working closely with external foundries and cross-functional teams.

Key Responsibilities:

• Design III-V epitaxial structures (MQWs, waveguides)
• Develop high-speed modulators for high-speed applications (EAM/MZM)
• Design and simulate photonic integrated circuits (PICs)
• Optimise fabrication processes with foundry partners
• Lead testing, data analysis, and performance improvement
• Collaborate with packaging and system teams

Requirements:

• MSc or PhD in Electrical Engineering, Physics, Semiconductor Devices, or related field
• Deep expertise in III-V materials, epitaxy, device physics, and fabrication
• Proven leadership in at least one of the following:100 mW DFB lasers (O-band or C-band), 100 Gb/s electro-absorption modulators (EML/EAM/MZM)
• Strong simulation and modelling skills (optical + RF + device physics)
• Hands-on experience with device testing and characterisation
• Experience working with external foundries and driving process optimisation

Compensation:

• $200,000 – $275,000 base salary – Flexibility for exceptional candidates
• Bonus
• Stock options/equity participation
• Medical insurance.
• Full benefits package