Sr. Manufacturing Engineer

Coherent Corp.; Pennsylvania; On-site; USD 90,000 - 150,000; Full time

Job summary

Coherent Corp. in the United States is seeking an experienced Manufacturing Engineer to support process development and scale-up for advanced thermal management products, including semiconductor packaging hardware and liquid cooling components.

You will lead pilot builds, develop routings and work instructions, partner with engineering and operations to identify manufacturability risks, and drive improvements in yield and cycle time across multiple manufacturing steps.

Qualifications

• Minimum 7–10 years in manufacturing/process engineering for semiconductors or related fields.
• Experience with pilot builds, process development, and scale-up.
• Strong knowledge of machining, metallization, bonding, testing processes.
• BS/MS degree as listed.

Responsibilities

• Develop manufacturing process flows, routings, work instructions and inspection plans.
• Lead production readiness and pilot builds for thermal management products.
• Identify manufacturability risks, yield issues, and cost drivers with cross-functional teams.
• Support transition of development processes into controlled manufacturing processes.
• Drive yield improvements, cycle-time reduction, and process repeatability.
• Collaborate with suppliers and internal teams for machining, bonding, cleaning, and assembly.
• Support capital planning and equipment validation activities.
• Ensure processes meet customer qualification and ISO standards where applicable.

Skills

Manufacturing Engineering

Process Development

NPI / New Product Introduction

Reliability / Qualification planning

Cross-functional collaboration

Manufacturing readiness

Education

BS/MS in Mechanical Engineering or related

Job description

Primary Duties & Responsibilities

Responsible for manufacturing engineering support, process development, production readiness, pilot build execution, and scale-up planning for advanced thermal management products.

Job Description

Primary Duties & Responsibilities

Responsible for manufacturing engineering support, process development, production readiness, pilot build execution, and scale-up planning for advanced thermal management products.

Lead and support manufacturing activities for semiconductor packaging hardware, liquid cold plates, thermal spreaders, advanced ceramic/diamond materials, embedded cooling structures, and related thermal assemblies.

Develop manufacturing process flows, routings, work instructions, inspection plans, tooling requirements, and process control methods.

Support transition of development processes into controlled manufacturing processes.

Work with engineering and operations to identify manufacturability risks, process gaps, yield issues, cost drivers, and capacity constraints.

Support pilot builds, customer qualification builds, and early production builds.

Coordinate with internal teams, suppliers, and external processing partners on machining, polishing, metallization, bonding, joining, cleaning, inspection, testing, and final assembly.

Support make-vs-buy analysis and supplier readiness for critical manufacturing steps.

Drive yield improvement, cycle-time reduction, cost reduction, and process repeatability.

Support root cause analysis and corrective actions for manufacturing defects, process variation, supplier issues, and customer build issues.

Partner with quality and reliability teams to ensure manufacturing processes support customer qualification and product requirements.

Support capital planning, equipment selection, process validation, and manufacturing readiness reviews.

Education & Experience

Minimum 7–10 years of experience in manufacturing engineering, process engineering, NPI, advanced materials manufacturing, precision components, semiconductor hardware, electronics cooling, ceramics, liquid cooling, or related technical fields.

BS/MS in Mechanical Engineering, Manufacturing Engineering, Materials Science, Industrial Engineering, Chemical Engineering, Ceramic Engineering, or equivalent technical degree.

Experience supporting new product introduction, pilot production, process development, supplier readiness, and production scale-up.

Experience with precision machining, grinding/lapping, polishing, metallization, bonding, joining, cleaning, inspection, leak testing, pressure testing, or thermal assemblies is preferred.

Experience with semiconductor, advanced packaging, electronics cooling, liquid cold plates, ceramics, diamond materials, or high-reliability engineered products is preferred.

Skills

Technical capability to define reliability test plans, identify failure mechanisms, and support qualification of new product platforms.

Strong interpersonal, teaming, and problem-solving skills.

Work effectively with other members of Coherent Corp. across R&D, engineering, manufacturing, quality, operations, product management, applications engineering, supply chain, and commercial teams.

Strong technical judgment in reliability testing, materials behavior, thermal-mechanical stress, liquid cooling assemblies, and package-level qualification.

Ability to research standards, assess customer requirements, and create practical qualification plans for new technologies.

Ability to communicate technical findings clearly to internal teams, customers, suppliers, and external test labs.

Working Conditions

Office, laboratory, and manufacturing environments.

Travel may be required to Coherent sites, suppliers, external labs, and customer locations.

Physical Requirements

Ability to work in office, laboratory, and manufacturing environments.

Ability to sit, stand, walk, and use standard office and computer equipment.

May occasionally access production areas, laboratories, test equipment, and reliability test setups.

Safety Requirements

All employees are required to follow the site EHS procedures and Coherent Corp. Corporate EHS standards.

Quality And Environmental Responsibilities

Depending on location, this position may be responsible for the execution and maintenance of the ISO 9000, 9001, 14001 and/or other applicable standards that may apply to the relevant roles and responsibilities within the Quality Management System and Environmental Management System.

Culture Commitment

Ensure adherence to company’s values (ICARE) in all aspects of your position at Coherent Corp.:

• Integrity – Create an Environment of Trust
• Collaboration – Innovate Through the Sharing of Ideas
• Accountability – Own the Process and the Outcome
• Respect – Recognize the Value in Everyone
• Enthusiasm – Find a Sense of Purpose in Work

Coherent Corp. is an equal opportunity/affirmative action employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.

If you need assistance or an accommodation due to a disability, you may contact us at [e-mail].

About Us

Coherent is a global leader in lasers, engineered materials and networking components. We are a vertically integrated manufacturing company that develops innovative products for diversified applications in the industrial, optical communications, military, life sciences, semiconductor equipment, and consumer markets. Coherent provides a comprehensive career development platform within an environment that challenges employees to perform at their best, while rewarding excellence and hard-work through a competitive compensation program. It's an exciting opportunity to work for a company that offers stability, longevity and growth. Come Join Us!