Sr. Staff Engineer, Free-Space Optics

Key Responsibilities

• Lead development of optical test and characterization frameworks for free-space optical subsystems, including: Lenses, isolators, and polarization optics, Fiber Array Units (FAUs) and fiber coupling interfaces
• Develop and own optical models and simulations to: Predict coupling efficiency, loss mechanisms, and alignment tolerances, Analyze sensitivity to mechanical, thermal, and optical variations
• Guide design decisions and test plans
• Perform deep optical characterization and root-cause analysis
• Partner with design, laser, and packaging teams to: Feed test insights back into architecture and tolerancing, Define realistic specs and manufacturability limits, Drive DFM/DFT for optical systems, including alignment strategies, test coverage, and yield optimization
• Support NPI builds, bring-up, and production ramp, ensuring robust and scalable test methodologies

Required Qualifications

• BS in Optical Engineering, Physics, or related field
• 6+ years of experience spanning optical testing, modeling, and system validation
• Deep hands-on expertise in free-space optical alignment and fiber coupling
• Knowledge in optical measurement techniques (IL, RL, beam profiling, polarization, etc.)
• Strong proficiency in optical modeling tools (e.g., Zemax, Code V, Lumerical or equivalent)
• Proven ability to correlate simulation with experimental results
• Strong analytical skills to extract insights from complex datasets and drive decisions

Preferred Qualifications

• MS or Ph.D.
• Experience with optical transceivers or photonic modules
• Familiarity with laser systems and source behavior
• Experience in high-volume manufacturing and yield optimization
• Exposure to reliability testing and environmental qualification