Lead Process Engineer

Coherent • Sunnyvale, CA

1d • Onsite

About The Position

Lead the setup, development, and qualification of laser welding processes for the ASN WSS production line. Define process parameters, equipment requirements, work instructions, and acceptance criteria. Coordinate process verification, validation, and qualification activities with engineering, manufacturing, quality, and supplier teams. Lead efforts to resume ASN WSS production, including equipment readiness, process recovery, and production line qualification. Monitor process performance, yield, quality, and reliability; identify root causes and implement corrective actions. Establish and maintain process-control plans, inspection methods, and related technical documentation. Provide technical support and training to production personnel. Drive continuous improvement to enhance process stability, productivity, and product quality. Maintain qualified laser welding equipment and processes, ensuring compliance with applicable safety and quality requirements.

Requirements

• BS or MS in mechanical design, engineering, physics or related technical fields.
• Minimum 5 years of related experience.
• Hands-on experience with hermetic sealing, optical/opto-mechanical systems, leak testing, and reliability-focused mechanical design.
• Experience establishing, qualifying, and maintaining manufacturing processes, tooling, fixtures, and production lines.
• Proficiency in SolidWorks and familiarity with GD&T, tolerance analysis, material selection, and DFM/DFA principles.
• Strong cross-functional leadership and problem-solving skills, with experience working with domestic and international suppliers to improve quality, yield, cost, and production readiness.

Nice To Haves

• Laser welding experience is preferred.

Responsibilities

• Lead the setup, development, and qualification of laser welding processes for the ASN WSS production line.
• Define process parameters, equipment requirements, work instructions, and acceptance criteria.
• Coordinate process verification, validation, and qualification activities with engineering, manufacturing, quality, and supplier teams.
• Lead efforts to resume ASN WSS production, including equipment readiness, process recovery, and production line qualification.
• Monitor process performance, yield, quality, and reliability; identify root causes and implement corrective actions.
• Establish and maintain process-control plans, inspection methods, and related technical documentation.
• Provide technical support and training to production personnel.
• Drive continuous improvement to enhance process stability, productivity, and product quality.
• Maintain qualified laser welding equipment and processes, ensuring compliance with applicable safety and quality requirements.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior