Product Engineer – Optical Fiber Manufacturing (Contract)
BS-level Process Engineering roles on Crosslinked list a median of $115k (774 that show pay). This posting does not list pay.
Support optical fiber MCVD and draw lines by analyzing process data, updating SOPs, and driving yield improvements.
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Worth knowing
Why it is interesting. Exposure to MCVD, over-collapse and fiber draw, plus the NPI process, in a real optical fiber production setting
Might not be for you. 6-month contract with extension only based on business needs and performance
Adjacent materials roleSupports optical fiber fabrication lines (MCVD, over-collapse, fiber draw); process data, yield and quality; Materials Science degree accepted
H-1B filings
Coherent filed 10 H-1B labor applications for scientist and engineer roles from Jan to Dec 2025.
Most common titles: Sr. Optical Test Engineer, Director, Product Management, Manager, System and Supplier Quality. Median filed pay: $120K a year.
From U.S. Department of Labor disclosure data. A filing is a record of past hiring, not a promise about this role, so confirm sponsorship with the employer. Titles and filed pay ·Every employer's filings
- Seniority
- Entry level
- Work
- On-site
- Type
- Contract
- Degree
- BS
- Experience
- 0+ yrs
- Industry
- Telecommunications
- Role
- Process Engineering
Role details
Job Title: Product Engineer – Optical Fiber Manufacturing (Contract) Location: East Granby, CT Type: Full-time (40 hours/week), Temporary/Contract (estimated 6 months; potential for extension based on business needs and performance) Job Description: Seeking a Contract Product Engineer to join our team in the East Granby, CT facility where we produce innovative optical fiber and optical fiber-based components for industrial, instrumentation, and communications markets. In this role, you will support fiber production lines by analyzing process data, assisting with experiments, and working closely with Operations to improve yield, quality, and throughput.
Primary Responsibilities: Process Support & Monitoring: Become familiar with optical fiber fabrication techniques used at Coherent, including Modified Chemical Vapor Deposition (MCVD), Over-collapse (OC), and Optical Fiber Draw, and apply this knowledge to daily engineering tasks. Work with cross-functional teams (Operations, R&D, Quality, Supply Chain, Maintenance) to support production tasks and follow up on action items. Compile and analyze daily/weekly process metrics to help identify trends, deviations, and opportunities for improvement.
Documentation, Standardization & Training Support Update Standard Operating Procedures (SOPs), work instructions, and process documentation under the guidance of senior engineers. Collaborate with Operations to implement new or revised procedures into production; support training activities by preparing materials and documentation. Continuous Improvement & Problem Solving Support senior engineers in identifying, quantifying, and documenting potential process improvements (e.g., yield, scrap, cycle time, cost).
Participate in root cause investigations for process and product issues using standard problem-solving tools (5-Why, fishbone diagrams, etc.) Gain exposure to the New Product Introduction (NPI) process Education and Work Experience:
Required Qualifications
Pursuing a B.S. and/or M.S. degree in Chemical Engineering, Mechanical Engineering, Materials Science, Physics, or a related engineering/scientific discipline. Internship, co-op, or project experience in a manufacturing, process engineering, or product engineering environment (including academic or lab-based projects). Fundamental understanding of data analytics, including knowledge of JMP or similar statistical software Proficiency with MS Office Suite Exposure to manufacturing processes in optics, glass, materials, photonics, semiconductors, or similar industries. Familiarity with basic Lean and/or Six Sigma concepts; coursework, training, or certifications are a plus.
Experience writing technical reports, lab reports, or documentation that communicates methods, results, and conclusions clearly. Desired Qualifications: Exposure to manufacturing processes in optics, glass, materials, photonics, semiconductors, or similar industries. Familiarity with basic Lean and/or Six Sigma concepts; coursework, training, or certifications are a plus. Experience writing technical reports, lab reports, or documentation that communicates methods, results, and conclusions clearly.
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