Senior Process Engineer - Photonics Packaging & 2.5D/3D

Polaris Electro-Optics, Inc.; San Diego (CA); On-site; USD 120,000 - 180,000; Full time

Job summary

Polaris Electro-Optics, Inc. in San Diego seeks a Sr Process Engineer to develop and monitor advanced manufacturing processes for opto-electronic products. You will design packaging workflows, lead 2.5D/3D integration, and collaborate across engineering teams.

The role requires hands-on process development experience, strong reliability focus, and startup-speed adaptability. Join a fast-growing photonics company driving cutting-edge data-center solutions.

Qualifications

• 5+ years of hands-on experience in manufacturing processes and process improvements.
• Deep technical expertise in Flip Chip packaging and Thermo-Compression Bonding (TCB).
• Proven understanding of 2.5D and 3D packaging technologies and their unique reliability challenges.
• Experience with statistical analysis methods (DOE, Gage R&R, etc.) and software (JMP, Minitab, etc.).
• Experience with failure modes and effects analysis (FMEA).
• Strong understanding of optoelectronic devices and the impact of packaging on overall device reliability.
• General knowledge of common packaging processes used in the micro-electronic / photonics industry.

Responsibilities

• Develop and optimize processes used in the assembly of Polaris’ opto-electronic products.
• Design and implement advanced packaging workflows, specifically focusing on Flip Chip assembly and Thermo-Compression Bonding (TCB) for high-density interconnects.
• Lead the integration of 2.5D/3D packaging architectures to support next-generation silicon photonics Engines.
• Interact with suppliers, subcontractors, and contract manufacturers to ensure process scalability.
• Define and conduct Designs of Experiments (DOE) to optimize yield and performance.
• Generate Statements of Work (SOW) and detailed project plans for new process development activities.
• Responsible for improving, monitoring, and reporting manufacturing process health (yield, failure paretos,etc).

Skills

5+ years experience

Flip Chip packaging

Thermo-Compression Bonding

2.5D/3D packaging

DOE

FMEA

optoelectronic devices understanding

Education

Bachelor's degree in Electrical/Mechanical Engineering, Physics

Tools

JMP

Minitab

Job description

Polaris Electro-Optics, Inc. in San Diego seeks a Sr Process Engineer to develop and monitor advanced manufacturing processes for opto-electronic products. You will design packaging workflows, lead 2.5D/3D integration, and collaborate across engineering teams.

The role requires hands-on process development experience, strong reliability focus, and startup-speed adaptability. Join a fast-growing photonics company driving cutting-edge data-center solutions.