Laser Tech lead Engineer

Lyte; Sunnyvale (CA); On-site; USD 150,000 - 190,000; Full time

Benefits offered by this job

Competitive salary and equity

Comprehensive medical, dental, and VSP

401(k) retirement plan

Flexible vacation and time-off policy

Collaborative, fast-paced, inclusive环境

Opportunity to work on cutting-edge技术

Job summary

Lyte in Sunnyvale, CA seeks a highly technical laser engineer to drive development and validation of III-V laser components and systems for sensing applications. You will own characterization, test development, and data analysis, while collaborating with OSAT and foundry partners to enable high-volume manufacturing.

The role involves cross-functional teamwork, design reviews, and transitioning technologies from R&D to production.

Qualifications

• Master’s or Ph.D. degree in Electrical Engineering or Applied Physics, plus 3–5 years of industry experience in III-V laser development or related area.
• Demonstrated experience in III-V laser development.
• Familiarity with silicon photonics and passive optical components.
• Strong familiarity with data reporting required for product development.
• Ability to translate system requirements into laser requirements.
• Strong familiarity with lab equipment such as lasers, photodetectors, modulators, optical amplifiers, oscilloscopes, spectrum analyzers, VNAs, motorized stages, and lock-in amplifiers.
• Experience with optical system modeling of complex photonic components.
• Experience developing software in Python, C, C++, or MATLAB.
• Good understanding of coherent communications, signal integration, integrated optics, and semiconductor physics.
• Strong written and verbal communication skills.
• Ability to work independently as well as collaboratively in cross-functional teams.

Responsibilities

• Own III-V R&D characterization of lasers, amplifiers, and heterogeneous III-V and Silicon Photonics subsystems (phase noise, linewidth, RIN).
• Own R&D test development and expand coverage; troubleshoot test setups and design issues.
• Perform comprehensive characterization and data analysis to ensure meets system requirements.
• Perform simulations in Python/Simulink to support device characterization.
• Support III-V layout and tape-out; participate in design reviews and improve methodology.
• Collaborate with SiPh and operations teams to hybrid-integrate III-V with SiPh components.
• Work with OSAT and foundry to drive development and resolve challenges.
• Support transition of key laser components from R&D to high-volume manufacturing.
• Create detailed design documentation and technical specifications.

Skills

Python

C/C++

MATLAB

Data reporting

Written & verbal communication

Independent work

Cross-functional collaboration

Education

Master’s or Ph.D. in Electrical Engineering or Applied Physics

Tools

Lasers

Photodetectors

Modulators

Optical amplifiers

Oscilloscopes

Spectrum analyzers

VNAs

Motorized stages

Lock-in amplifiers

Job description

About the role

• We areseekinga highly technical, detail-oriented laser engineer to drive the development and validation of III-V semiconductor lasers and amplifiers. This role is ideal for someone with strong experience in laser validation for sensing applications. You will own the development and validation of III-V semiconductor laser components and laser systems against system requirements. You will also serve as a liaison for validating laser performance within a tightly integrated photonic sensor. In addition, you will support OSAT and foundry activities for III-V assembly and fabrication. Success in this role requires clear communication, strong execution, and attention to detail.

What you’ll do

• Own III-V R&D characterization of lasers, amplifiers, and heterogeneously integratedIII-VandSilicon Photonicsubsystems. This includes characterization such as phase noise, linewidth, and RIN.

• Own III-V R&D test development and expand test coverage as needed foradditionalrequirements. Troubleshoot and debug test setups and design issues,identifyingand resolving challengesin a timely manner.

• Perform comprehensive characterization and data analysis to ensure III-V components meet system requirements.

• Perform simulations in Simulink or Python-equivalent environments to support device characterization.

• Support III-V layout and tape-out,participatein design reviews, and contribute to designmethodologyimprovements.

• Collaborate with the silicon photonics (SiPh) team and operations team to hybrid-integrate III-V components withSiPhcomponents.

• Work closely with OSAT and foundry partners to drive the development of III-V components and resolve technical challenges

• Support the transitionofkey laser components fromR&D into high-volume manufacturing

• Create detailed design documentationand technical specifications

Required Qualifications

• Master’s or Ph.D. degree in Electrical Engineering, Applied Physics, or a related field, plus3-5years of industry experience in III-V laser development or a related area

• Demonstrated experiencein III-V laser development

• Familiarity with silicon photonics and passive optical components

• Strong familiarity with data reportingrequiredfor product development

• Ability to translate system requirements intolaser requirements

• Strong familiarity with various lab equipment, such as lasers, photodetectors, modulators, optical amplifiers, oscilloscopes, spectrum analyzers, VNAs, motorized stages, and lock-in amplifiers

• Experience with optical system modeling of complex photonic components

• Experience developing software in Python, C, C++, or MATLAB

• Good understanding of coherent communications, signal integration, integrated optics, and semiconductor physics

• Strong written and verbal communication skills

• Ability to workindependently as well as collaboratively in cross-functional teams.

Preferred Qualifications

• Deep understanding of high-power semiconductor lasers and amplifiers in optical systems

• Experience with new product transfer from R&D to operations teams

• Experienceworking with internal customers and external vendors (foundry, OSAT).

• Background inphotonic sensing, coherent communications or lidar

• Familiarity with multi-chip packages, silicon photonics, and hybrid/heterogeneous integration of III-V components

• Ability tooperateeffectively in a startup environment with ambiguity, speed, and high ownership

• Additionalexperience with high-power semiconductor lasersandlow-linewidth laser systems

Benefits (subject to location and local regulations)

• Competitive salary and equity
• Comprehensive medical, dental, and vision coverage
• 401(k) retirement plan
• Flexible vacation and time-off policy
• Collaborative, fast-paced, and inclusive work environment
• Opportunity to work oncutting-edgetechnologies with a highly cross-functional team