Optical Coating Process Engineer - Drive High-Yield Films

Coherent Corp.; Saxonburg (PA); On-site; USD 110,000 - 165,000; Full time

Job summary

Coherent Corp. designs, builds, and delivers advanced optical coatings for telecom.

This role engineers and optimizes manufacturing processes across multiple deposition chambers, delivering quality, yield, and throughput targets while collaborating with development, manufacturing, and design teams. You will analyze data, implement new tools, support equipment qualification, and drive continuous improvement with minimal supervision.

Qualifications

• In-depth knowledge of reactive magnetron sputter deposition processes and thin film growth.
• Understanding of thin film design theory and product applications.
• Experience reducing process variations using problem‑solving methods.
• Familiarity with optical thin film metrology for telecom and fluorescence filters.
• Proficiency in LabVIEW, MATLAB, Python or Visual Basic for control and analysis.
• Experience with PLC-based and HMI-controlled automated deposition systems.
• Knowledge of SPC and statistical data interpretation.

Responsibilities

• Design, implement, and optimize manufacturing processes for optical coatings.
• Oversee production across multiple chambers and automated platforms.
• Analyze manufacturing data to assess performance and drive improvements.
• Collaborate with development, manufacturing, maintenance, and design teams.

Skills

Reactive sputter deposition

Thin film design theory

Data analysis

Root cause analysis

Statistical knowledge

Communicate statistics

Process variation reduction

SPC

Cross-functional collaboration

Documentation writing

Education

Master’s degree in Physics, Engineering, or related

Tools

MATLAB

LabVIEW

Python

Visual Basic

PLC/HMI programming

MES interfaces

Job description

Coherent Corp. designs, builds, and delivers advanced optical coatings for telecom.

This role engineers and optimizes manufacturing processes across multiple deposition chambers, delivering quality, yield, and throughput targets while collaborating with development, manufacturing, and design teams. You will analyze data, implement new tools, support equipment qualification, and drive continuous improvement with minimal supervision.