1st Shift MCVD Technician at II-VI Aerospace & Defense in Granby, CT

Key Responsibilities

• Set up, operate, and monitor MCVD lathes and gas delivery systems (including H₂ burners)

• Prepare glass tubes and perform glass-working operations using oxygen/hydrogen torches

• Control and adjust process parameters (gas flow, temperature, deposition conditions)

• Perform equipment setup, changeovers, and start-up/shutdown procedures

• Monitor production runs, troubleshoot issues, and make process adjustments

• Inspect and measure preforms/core rods to ensure quality standards

• Accurately document process data, production results, and equipment performance

• Perform routine maintenance, cleaning, and basic calibration of equipment

• Maintain cleanroom and controlled environment standards

• Follow all safety procedures related to heat, gases, chemicals, and glass handling

• Collaborate with engineering, quality, and maintenance teams

• Support development and non-standard production runs

Qualifications

• High school diploma or equivalent required; technical or associate degree preferred

• Five years’ experience in manufacturing, fiber optics, semiconductor, or chemical processing preferred

• Experience with MCVD, glass-working, or high-temperature processes preferred

Skills & Competencies

• Mechanical aptitude and troubleshooting skills

• Familiarity with manufacturing systems and process control

• Basic computer skills (e.g., Microsoft Office)

• Ability to follow detailed procedures and safety protocols

• Strong attention to detail and fine motor skills

• Ability to work independently and as part of a team

Work Environment & Physical Requirements

• Manufacturing or cleanroom environment with exposure to high temperatures, gases, and chemicals

• Ability to stand for extended periods and perform repetitive tasks

• Willingness to work shifts, overtime, or weekends as the business requires

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.