Posted 2mo ago

Senior Photonics Process Development Engineer Packaging and Tooling

@ Monarch Quantum
San Diego, California, United States
$125k-$175k/yrOnsiteFull Time
Responsibilities:Develops processes, Optimizes yield, Transf ers to production
Requirements Summary:5+ years in photonics/process development; BS or MS in engineering or physics; experience with packaging/assembly equipment; export-controlled information access.
Technical Tools Mentioned:Vacuum reflow soldering, Wire bonding, Die bonding, Active alignment equipment, Laser welding systems, Hermetic sealing equipment, Process metrology equipment, Inspection and testing tools, Automation and semi-automation equipment
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Job Description

Join our fast-paced and passionate team as a Senior Photonics Process Development Engineer focused on advanced packaging and tooling. As we scale, you will be instrumental in building our manufacturing foundation from the ground up. This is a dynamic, hands-on role for a highly self-directed engineer who thrives in an ambiguous, fast-moving environment.

You will play a critical role in establishing scalable photonic manufacturing processes that directly enable product performance, reliability, and cost targets. Your work will contribute to how our technology transitions from prototype to production.

You will collaborate closely with device, optical, electrical, mechanical, and manufacturing engineers to transform delicate photonic designs into robust, manufacturable, high-yield products.

Impact:

  • Determine core assembly and packaging processes that enable company growth
  • Create manufacturing strategies that scale from R&D to production
  • Improve yield, reliability, and cost through process innovation and optimization
  • Build tooling, fixtures, and automation approaches that enable repeatability

Key Technical Areas:

  • Vacuum reflow soldering (AuSn, SAC, Indium, and related materials)
  • Wire bonding (Au and Al; ball and wedge)
  • Die bonding (epoxy, eutectic, and solder attach)
  • Optical assembly and active alignment (lenses, isolators, fiber arrays)
  • Fiber splicing and precision fiber handling (including PM alignment)
  • Hermetic sealing (laser welding, parallel seam sealing)
  • Adhesives and material characterization
  • Process metrology and inspection (shear/pull testing, vision systems, interferometry, hermeticity testing)
  • Automation and semi-automation development

Responsibilities:

  • Participates in end-to-end development of photonic assembly processes from concept through production release
  • Create and execute the process development roadmap aligned with product and manufacturing goals
  • Design statistically rigorous experiments (DOE) to optimize process windows, robustness, and yield
  • Determine process control limits, qualification criteria, and acceptance metrics
  • Transition processes from R&D to pilot and full manufacturing scale
  • Process transfer to production, including equipment qualification (IQ, OQ, PQ)
  • Work on yield improvement initiatives and root-cause investigations for failures and reliability issues
  • Participate in establishing engineering standards, documentation, and best practices
  • Create process flows, work instructions, travelers, and training materials
  • Apply Design for Manufacturability (DFM) principles and perform tolerance analysis
  • Analyze and improve process capability (Cp/Cpk)
  • Support qualification, reliability testing, and failure analysis (including FMEA)
  • Perform precision fixtures, tooling, and mechanisms to enable repeatable assembly and alignment
  • Collaborate with mechanical engineers and equipment vendors to develop manufacturable solutions and automation
  • Ensure adherence to cleanroom protocols and contamination control practices
  • Perform other related duties as required.