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Coherent Corp

Equipment Engineer – Wet Engineer - Sherman, TX, United States

Coherent Corp Sherman, TX, United States 11 months ago
Manufacturing & Equipment Engineering

Originally posted 1 December 2025 by the employer.

About the role

The Equipment Engineer – Wet Engineer is responsible for ensuring that all wet process equipment and tools operate safely, efficiently, and at optimal performance levels. The scope includes direct ownership of wet etch systems, solvent spray/lift-off tools, spray acid tools, spin rinse dryers, and CMP/polisher systems.

What you'll do

- Own and maintain wet process equipment including wet benches, wet etch systems, solvent spray/lift-off tools, spray acid tools, spin rinse dryers (SRDs), and CMP/polisher systems. - Develop and execute preventive maintenance programs, manage critical spares lists, and lead technicians on complex tool troubleshooting to maximize uptime. - Collaborate with Process Engineers to support new process development, tool characterization, and data-driven continuous improvement initiatives. - Partner with Operations to review daily tool status, execute recovery plans, and establish maintenance schedules aligned with production priorities. - Lead root cause analysis using 5Y and 8D methodologies to close corrective and preventive actions. - Work with facilities and construction teams to plan and execute capital projects, tool installations, relocations, and upgrades.

What you'll need

- 5+ years of experience working on wet process or related semiconductor equipment, or equivalent semiconductor experience. - Understanding of chemical process safety, safe chemical handling protocols, and working with acids, solvents, and chemical delivery systems. - Demonstrated experience reading mechanical, electrical, and pneumatic schematics, as well as interpreting process flow diagrams. - Technical knowledge of vacuum systems, pump systems, fluid delivery, filtration, and temperature control subsystems. - Proficiency in statistical process control (SPC) techniques and root cause analysis methods (5Y, 8D). - Ability to work on-site primarily in a Class 100/1000 cleanroom environment (~80%) and provide 24/7 factory support as needed.

Nice to have

- Bachelor’s degree in Engineering, Electronics, or a related field. - Specific equipment experience with Spin Rinse Dryers (SRDs), Wet Benches, Solvent Spray/Lift-Off Systems, Spray Acid Tools, and CMP Polishers. - Experience with maintenance tracking systems such as Camstar or equivalent.

Skills: wet process equipment, wet etch, solvent spray, CMP, predictive maintenance, tool troubleshooting

Apply now
Sherman, TX, United States
On-site
11 months ago

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