Hiring: Senior / Principal Photodetector Product Engineer Locations: Ann Arbor, MI OR Lowell, MA (Onsite) Full-Time Permanent Opportunity We are looking for an experienced Photodetector Product Engineer with a strong background in optoelectronics/photonics to support product development, manufacturing, yield improvement, and product reliability activities. Key Responsibilities: Support photodetector products through development, production, and sustaining phases Drive improvements in produc