Senior Laser & SOA Characterization Engineer
Core
Lead advanced characterization, bring-up, validation, and root-cause analysis of semiconductor lasers and semiconductor optical amplifiers (SOAs) to ensure device performance meets design and system requirements.
Role type
Senior IC photonics characterization engineer
Builds
High-bandwidth, energy-efficient photonic systems for AI data centers
Domain
Semiconductor photonics and optical device engineering
Required skills
Semiconductor laser physics, optical gain analysis, carrier dynamics, rate equations, thermal effects, optical noise mechanisms, Python programming, automated measurement setup development, data analysis, debugging complex optical/electrical/RF issues, cross-functional technical communication
Preferred skills
DFB/DBR/ECL laser characterization, advanced laser-noise measurements (RIN, linewidth, phase noise), laser/SOA modeling (rate-equation, gain, thermal), III-V semiconductor materials knowledge, heterogeneous integration, high-speed optical/RF measurements, automated test platform development, reliability qualification support
Technologies
Python, PyVISA, LabVIEW, MATLAB, OSAs, optical power meters, photodetectors, RF spectrum analyzers, oscilloscopes, bias tees, optical filters, polarization controllers, optical switches, fiber-coupled components, TEC controllers, laser current drivers
Responsibilities
Lead hands-on characterization of semiconductor lasers and SOAs across various operating conditions; Develop and automate measurement methodologies for key performance metrics; Analyze large datasets and translate results into engineering conclusions; Debug complex measurement issues; Mentor junior engineers; Prepare technical reports and drive cross-functional decisions
Seniority
Senior, hands-on IC with mentorship responsibilities
