Lead Optical Engineer

TRL11, Inc.

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Irvine, California, US on site Until 8/21/2026 5+ years exp First posted May 7, 2026 Last posted May 7, 2026
Job description

Responsibilities:

  1. Develop and optimize systems involving lenses, sensors, or imaging devices
  2. Conduct optical system modeling, simulation, and performance analysis using tools such as Zemax, Code V, FRED, or similar optical analysis software.
  3. Develop and execute optical test plans to validate system performance at component, subsystem, and payload levels.
  4. Design and implement optical test setups including alignment tools, calibration methods, and metrology procedures.
  5. Define optical acceptance criteria and support verification activities for payload integration and end-of-line testing.
  6. Support manufacturing and assembly processes involving optics, including defining handling procedures, contamination control, and alignment processes.
  7. Analyze test data and troubleshoot optical performance issues during development, integration, and production.
  8. Support root-cause investigations for optical performance deviations and recommend corrective actions.
  9. Conduct research on new materials and emerging optical technologies to keep R&D aligned with the latest advancements.
  10. Ideal candidates will be able to contribute in areas of secondary responsibility, such as structural or thermal simulation, manufacturing engineering, mechanical engineering, or systems engineering.

Requirements

  1. Bachelor’s or Master’s degree in Optical Engineering, Physics/Electrical Engineering or a related field
  2. 5-10+ years of experience in optical design or a related field
  3. Strong understanding of physics, optics materials, and/or laser systems Proficiency in optical design software (Zemax, Code V, Light tool or similar)
  4. Experience with imaging systems or laser systems
  5. Experience with OnShape, Solidworks, or similar CAD
  6. Strong understanding of thermal and structural analysis of optical designs
  7. Experience with optomechanical alignment, calibration and testing procedures
  8. Preferred experience with optics designed for visible, NIR, and LWIR transmission

Benefits

  • Fast paced, energetic startup culture, where you'll learn a lot, have great impact, and have fun doing it
  • Bonus, 401k, Health Care Plan (Medical, Dental & Vision)
  • Unlimited Paid Time Off (with prior approval), for Vacation, Sick & Public Holidays, Maternity, Paternity
  • Possible Stock Option Plan participation, based on performance and tenure.
About this role

Summary

Develop, model, test, and troubleshoot optical systems including lenses, sensors, and imaging devices.

Job title

Lead Optical Engineer

Experience level

5-10+ years

Minimum experience

5+ years exp

Industry

technology

Location requirements

Irvine, California; remote work not specified

Salary

Not specified

Management role

No

Skills & keywords

Required skills

optical design softwareZemaxCode VLight toolCADSolidworksoptical materialslaser systemsphysical understanding

Preferred skills

visible opticsNIRLWIRstructural analysisthermal analysisalignment procedures

Specializations

optical designlaser systemsimaging systemsoptomechanical alignmentthermal analysis
Locations

Structured locations inferred from the posting.

Irvine, CA, USA

On-site City