Wafer Fab Technician

Primary Duties & Responsibilities

• Process InP semiconductor wafers in a cleanroom and ESD-safe environment
• Become certified in multiple process areas such as:
• Photolithography (aligner, stepper, cluster coater, developer, asher)
• Wet etch (semi-automated and automated tools)
• Dry etch (ICP, RIE)
• Thin-film deposition (PECVD)
• Metallization/plating (Ebeam, Sputter, anneal, liftoff)
• Lapping/polishing
• Characterization (CDSEM, AFM, profilometer, stressometer, etc.)
• Handle chemicals (acids, solvents, plating solutions, polishing slurry) with

caution and following safety protocol * Follow the process flow using traveler and MES (manufacturing execution system) such as CAMSTAR

• Enter wafer characterization data and WIP location information into MES
• Interact with engineering for process training and execution of non-standard

work instructions on engineering material * Able to record and verify discrepancies using travelers and MES on all testing processes, make modification and escalate issues if needed.

• Able to stand for duration of shift
• Participate and certify for ERT (emergency response team)
• Ability to provide process training to coworkers using hands-on demonstration

and interpretation of agile document. Education & Experience

• High School Diploma or Equivalent
• At least 2 years of working experience in a high-tech manufacturing

environment is desired * Wafer handling preferred Skills

• Attention to detail
• Good at working with small parts
• Experience with semi-automated and automated processing tools
• Familiarity with Microsoft Excel and Word
• Willing to work Overtime and be part of the ERT (Emergency Response Team)
• Meticulous and thorough; diligent with data entry and follow workflow
• Ability to speak, read, write, and comprehend English required
• Integrity and self-motivated
• Ability to work in fast paced team and independent setting all within a clean

room * Knowledge of machining, construction, electrical useful Working Conditions * Must be able to function in a fast-paced environment, carrying out multiple projects at a time.

• 12-hour shift -
• AM shifts – Thursday – Saturday and every other Wednesday 5am – 5:00 pm
• PM shifts - Thursday – Saturday and every other Wednesday 5pm – 5:00 am
• Schedules are subject to change based on production demands.
• Candidate to work on-site in a cleanroom environment where strict cleanliness

rules will be enforced. Physical Requirements

• Able to stand for duration of shift when needed
• This role will be based on-site in Fremon, CA

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 View email address on click.appcast.io [View email address on click.appcast.io]. 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! Note to recruiters and employment agencies: We will not pay for unsolicited resumes from recruiters and employment agencies unless we have a signed agreement and have required assistance, in writing, for a specific opening.