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# Optical System Integration Engineer

- **Company:** Lyte, Inc.
- **Location:** Sunnyvale, CA, United States
- **Contract:** Internship / Graduate position
- **Skills:** Data Analysis, Systems Engineering, Automation of Tests, Software Debugging, Digital Electronics, Experimental Data, Firmware, Field-Programmable Gate Array (FPGA), Python (Programming Language), NumPy, Scientific Computating, SciPy, System Testing, Systems Integration, Visual Systems, Zemax, Data Processing, Scripting, System-level Testing, Gaussian, Pandas, Matplotlib
- **Published:** October 27, 2026
- **Apply:** https://www.careerbuilder.com/job-details/optical-system-integration-engineer-sunnyvale-ca--b56077a0-cfe6-4a04-8866-c4d354020ed2

## About the Role

System Integration (SI), Systems Engineering, Optical Engineering, System Integration (SI), Debugging Skills, Testing, Optics, System Validation, Systems Engineering, Optical Engineering, * A B.S. or M.S. in Optical/Photonics Engineering, Electrical Engineering, Physics, Applied Physics, or a related engineering field.

 * Strong understanding of optical fundamentals, including geometric optics, lenses, imaging, Gaussian beams, diffraction, and basic physical optics.

 * Demonstrated hands-on technical aptitude through laboratory coursework, research, internships, engineering projects, or previous employment.

 * Comfortable working with physical hardware and performing iterative setup, measurement, alignment, and debugging.

 * Experience with or strong interest in:Free-space optical alignment; Lenses and opto-mechanical components; Laser alignment and beam collimation; Photodetectors and optical power measurements; Optical and electrical laboratory instrumentation; Optical systems in sensing applications

 * Working knowledge of Python, particularly for scientific computing, data analysis, or laboratory automation.

 * Ability to analyze experimental data, identify trends or anomalies, and develop hypotheses based on measurement results.

 * Strong problem-solving skills and willingness to learn unfamiliar systems and measurement techniques.

 * Ability to communicate technical observations and results clearly.

Preferred Qualifications

 * Python libraries such as NumPy, SciPy, pandas, and Matplotlib.

 * Automated test equipment and instrument communication/control.

 * Passive or active integrated photonics testing.

 * Basic analog/digital electronics and ability to interpret circuit schematics or system block diagrams.

 * Optical simulation or design tools such as Zemax OpticStudio, Code V, or similar software.

 * FPGA or SoC-based hardware platforms.

## Description

* We are seeking a motivated and hands-on Optical System Integration Engineer to join our System Optics Team. The team is responsible for integrating and validating optical subsystems and ensuring product performance from an optical standpoint.This is a hands-on engineering role intended for a recent graduate, or early-career engineer with strong fundamentals in optics and an interest in building, testing, and debugging real optical systems.

What you'll do

 * Build, align, and characterize optical laboratory setups and optical subsystems.

 * Support testing and validation of optical components and subsystems, including lenses, windows, mirrors, lasers, detectors, and related opto-mechanical assemblies.

 * Perform optical alignment tasks including free-space alignment, beam collimation, focusing, and optimization of optical paths.

 * Execute optical characterization and system-level test procedures and analyze the resulting data.

 * Develop Python scripts for instrument control, test automation, data processing, visualization, and analysis.

 * Assist with development and validation new sensor prototyping and manufacturing processes.

 * Support optical subsystem bring-up, integration, validation, and troubleshooting.

 * Investigate unexpected system behavior using experimental data and fundamental engineering principles.

 * Perform measurements and characterization of optical performance, including beam profile, M², wavefront error (WFE), and other relevant optical metrics.

 * Work with cross-functional engineering teams, including electrical, firmware, DSP, software, and mechanical engineering.

 * Document experimental setups, procedures, results, and conclusions clearly.

 * Participate in failure analysis and root-cause investigations with experienced engineers.

 * Propose improvements to optical setups, test methods, automation, and measurement techniques.