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🥝 Senior Photonics Process Development Engineer

Monarch Quantum | San Diego, California, United States | Posted May 16, 2026

Job Description

Join our fast-paced and passionate team as a Senior Photonics Process Development Engineer. As we scale, you will play a key role in developing and maturing the processes that enable our products to move from concept to production. This is a highly hands-on role for someone who thrives in a dynamic startup environment and enjoys solving complex manufacturing challenges.


You’ll work closely with device, optical, mechanical, and manufacturing engineers to turn fragile photonic designs into robust, repeatable products. You’ll contribute to establishing best practices, improving yield, and supporting the transition from R&D to production.


Key Responsibilities



  • Lead hands-on process development for:


    • Wire bonding (Au, Al; ball and wedge)

    • Die bonding (epoxy, eutectic, and solder attach)

    • Vacuum reflow soldering (AuSn, SAC, indium, etc.)

    • Fiber splicing (fusion splicing, PM fiber alignment) <...

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