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Sr. Metrology / Photolithography Technician

Coherent Corp.
United Statesfull_timeVerifiedPosted 24 Feb 2026

About the role

Primary Duties & Responsibilities

  • Maintain, repair, and troubleshoot metrology and photolithography wafer processing tools as directed by management and equipment engineers.
  • Independently operates equipment to validate corrective actions, tool recoveries, and process stability.
  • Perform reactive maintenance and preventive maintenance to ensure optimal tool uptime and performance, including support systems (pumps, power supplies, vacuum systems, and gas cabinets).
  • Able to work independently and in a team environment when required.
  • Assist equipment engineers with data collection, root-cause analysis, and resolution of recurring tool issues. 
  • Collaborate with Process Engineering, Facilities, and other departments to support manufacturing goals.
  • Be a member of the Emergency Response Team (ERT)
  • Coordinate maintenance activities and communicate equipment status with EES Manager, EES Engineers and in Camstar system.
  • Train and mentor new and junior team members and attend offsite training when required.
  • Assist equipment engineers with written specs and procedures.

Education & Experience

Preferred Minimum Education 

  • Military Electronics certification or AS technical degree in electronics preferred.

Expected Minimum Years of Related Experience 

Preferred: maintenance and repair experience in multiple of the following equipment:

  • 7+ years experience maintaining wafer processing equipment.
    • KLA HRP 260 Wafer Surface Profiler
    • KLA Surf scan defect inspection systems
    • Bruker topography profilers
    • IVS200 Overlay Measurement Tool
    • AMAT CD-SEM 
    • Nanometric thin film metrology measurement tools
    • Nikon loaders and microscopes
    • Tel ACT 8 coater/developer
    • ASML PAS5500/100 stepper and PAS 5500/1150 scanner
    • Cymer Nanolith 7600 Arf laser
    • Ebeam write tool
    • NXQ contact aligner.

 

Skills

  • Practical knowledge and application of electronics, mechanics, vacuum theory, math, computers, and Testing.
  • Knowledge of basic computer skills and software programs (i.e. Microsoft products) 
  • Knowledge of troubleshooting techniques and ability to learn the operational concepts of systems and how to perform diagnostic and troubleshooting techniques to solve more complex operational and system problems.
  • Ability to read and interpret electrical schematics, mechanical drawings, pneumatic diagrams, flow charts and cause and effect diagrams.
  • Ability to set up, operate and interpret output of test equipment to include, but not limited to oscilloscopes, digital volt-ohm meters, current and voltage sources and chart recorders.
  • Ability to learn and adhere to established company and departmental policies pertaining to day-to-day operations.
  •  Must meet requirements for Emergency response team.
  • Problem Solving: Able to troubleshoot intermediate issues with little to no guidance.
  • Initial responder for unscheduled down tools
  • Knowledge of how to read electronic schematics and mechanical blueprints.
  • Understand and follow both written procedures and verbal instructions, in the preventive maintenance of wafer fab equipment. 
  • Organization: Able to balance planned and unplanned activities in a timely, professional manner.

Additional Skills:

  • Ability to read, analyze and interpret technical instructions.
  • Ability to respond to internal and external inquiries. 
  • Ability to solve problems, collect data, establish facts to draw valid solutions. 
  • Able to interpret technical instructions both written and verbal.
  • Able to communicate both verbally and written with internal customers. 
  • A basic understanding of processes ran on tool sets to interface with process teams.

Working Conditions

  • Must be able to… 
    • Work in a Class 100/1000 clean room
    • Wear full clean room attire.
    • Work with and/or around chemicals such as acids and solids.
    • Work with and/or around gases, both hazardous and non-hazardous.
    • Stand for up to extended periods at a time.
    • Lift 50 pounds or push/pull up to 150 pounds.
    • Work Monday- Friday 7AM-4:30PM with flexibility to work overtime when required
    • Must be able to pass and maintain an ERT clearance through periodic physicals.

Physical Requirements

  • Must be able to… 
    • Work in a Class 100/1000 clean room
    • Wear full clean room attire.
    • Work with and/or around chemicals such as acids and solids.

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Company

Coherent Corp.

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