Operator: Glass Prep & Over Collapse

• Prepare glass tubes and materials used in optical fiber preform manufacturing.
• Operate Over Collapse (OC) equipment to collapse and consolidate deposited layers into solid optical fiber preforms.
• Perform setup, operation, and shutdown of glass preparation and OC equipment according to established work instructions.
• Monitor and control process parameters such as torch temperature, gas flows, rotation speeds, and collapse profiles to ensure proper consolidation and product quality.
• Inspect glass tubes, soot blanks, and finished preforms for defects, contamination, or dimensional issues.
• Safely handle fragile glass materials, preforms, and components using appropriate handling tools and procedures.
• Record production data, process parameters, and inspection results in manufacturing logs or electronic systems.
• Maintain clean and organized work areas in accordance with manufacturing, safety, and contamination control standards.
• Support routine equipment cleaning, preventive maintenance, and basic troubleshooting activities.
• Identify and report process deviations, equipment malfunctions, or quality concerns to supervisors, engineers, or maintenance personnel.
• Follow all company safety procedures related to high‑temperature equipment, specialty gases, and glass processing operations.
• Participate in continuous improvement efforts to improve process yield, safety, and operational efficiency.

• High school diploma or equivalent.
• Five years’ experience in manufacturing, glass processing, or industrial production environments preferred.
• Ability to follow detailed work instructions and standard operating procedures.
• Basic mechanical aptitude and ability to operate manufacturing equipment.
• Strong attention to detail and ability to identify visual defects in glass materials.

• Experience in optical fiber manufacturing or preform fabrication.
• Familiarity with MCVD, Over Collapse (OC), or other glass consolidation processes.
• Experience working with high‑temperature torches and specialty gases.
• Experience working in controlled manufacturing or cleanroom environments.

• Ability to stand for extended periods during shifts.
• Ability to lift and move materials up to 25–40 lbs on occasion
• Ability to safely handle fragile glass components and preforms.
• Ability to work near high‑temperature equipment while wearing required PPE.

• Industrial manufacturing environment focused on optical fiber or glass processing.
• Exposure to high temperatures, specialty gases, and glass processing equipment.

May require shift work, overtime, or weekend coverage depending on production needs

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.