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SDET (Software Development Engineer in Test)

Company: Lumentum Operations LLC
Location: San Jose
Posted on: August 6, 2022

Job Description:

It's fun to work in a company where people truly BELIEVE in what they're doing!
We're committed to bringing passion and customer focus to the business.

If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!

Lumentum is a market leading manufacturer of innovative optical and photonic products. Within Lumentum, the Commercial Lasers Business Unit enables advanced laser cutting, welding and other materials processing with a diverse laser product line-up. These products range from a few watts of laser power to 1000's of watts.

The Commercial Lasers team is looking for an Embedded Software Development Engineer in Test (SDET) to join our growing firmware team. As a SDET you will help shape the future of test and automation of Laser device technology at Lumentum.

We're looking for a proactive engineer who has a passion and proven track record for testing and automating of products from concept to delivery. It is a very unique and challenging role. You will be responsible for writing code that automatically verifies the quality of the product.


  • Understanding the flow of code and how it interacts with different components.
  • Understanding customer requirements and product objectives to create and execute test cases.
  • Design, Develop, enhance and debug new and existing firmware in C and C++ for our next generation Laser products.
  • Hands-on with board bring up, build and enforce component validation for delivering robust, functional code.
  • Investigating customer problems referred to you by the Failure Analysis Engineering team, testing bugs, and creating and managing bug reports.
  • Collaborate with the broader Lumentum teams on test strategies, process improvements and document of processes.
  • Research new test tools and trends and upgrade existing methodologies.
  • Manage the final firmware/software quality on production release.

    Minimum Requirements

    • BS / MS /Ph.D. in Computer Science, Computer Engineering or Electrical Engineering.
    • Minimum 6 years of experience with Firmware development tools.
    • Good understanding of firmware development cycle, integration and verification/validation process.
    • Good communication skills in English.
    • Proficiency in C/C++, Python, or other high level scripting languages.
    • Experienced in version control (Git) and continuous integration.
    • Experience working with modern embedded processors.
    • Test driven development experience using unit testing, automation testing, software in the loop, and hardware in the loop methodologies.
    • Self-motivated, able to own firmware design test process from specification to implementation.

      Good to have.
      • Familiar with firmware/software best practices and standards, including Misra-C.
      • Experience working with ARM Cortex MCU's.
      • Experience building automation infrastructure
      • Knowledge of an Agile development environment

        What we offer you

        • Discretionary time off (DTO)
        • Professional development opportunities
        • Stock compensation
        • Employee stock purchase plan
        • Charitable donation matching
        • Volunteer time off
        • Comprehensive wellness benefits
        • And others (see the Lumentum Global Benefits page for full details)

Keywords: Lumentum Operations LLC, San Jose , SDET (Software Development Engineer in Test), IT / Software / Systems , San Jose, California

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