Reliability Engineer
Job in
Sherman, Grayson County, Texas, 75091, USA
Listed on 2026-08-22
Listing for:
Coherent Corp.
Full Time
position Listed on 2026-08-22
Job specializations:
-
Engineering
Quality Engineering, Test Engineer, Electrical Engineering, Systems Engineer
Job Description & How to Apply Below
- Develop and execute qualification plans for new products and technologies
- Design and oversee reliability testing including burn-in, life test, HTOL, TC, thermal shock, damp heat, HAST
- Provide instructions and technical guidance to technicians and operators performing reliability stresses and tests
- Analyze accelerated stress data to determine acceleration factors, lifetime projections, FIT, reliability confidence intervals
- Perform statistical analysis using JMP, Excel, SQL, or similar tools to identify reliability trends and degradation mechanisms
- Determine samples requiring physical failure analysis and coordinate FA activities
- Interpret results from SEM, FIB, EDX, cross-section analysis, material analysis, and related techniques
- Drive corrective actions and reliability improvements through root-cause investigations
- Develop, validate, and optimize electrical and optical test methodologies for photodiodes and laser devices
- Improve test capability, measurement accuracy, throughput, repeatability, and reproducibility
- Author Qualification Test Reports (QTRs), reliability assessments, and customer-facing reliability documentation
- Present reliability test results and recommendations to management, customers, and cross-functional teams
Duties & Responsibilities
- Develop and execute qualification plans for new products and technologies
- Design and oversee reliability testing including burn-in, life test, HTOL, TC, thermal shock, damp heat, HAST
- Provide instructions and technical guidance to technicians and operators performing reliability stresses and tests
- Analyze accelerated stress data to determine acceleration factors, lifetime projections, FIT, reliability confidence intervals
- Perform statistical analysis using JMP, Excel, SQL, or similar tools to identify reliability trends and degradation mechanisms
- Determine samples requiring physical failure analysis and coordinate FA activities
- Interpret results from SEM, FIB, EDX, cross-section analysis, material analysis, and related techniques
- Drive corrective actions and reliability improvements through root-cause investigations
- Develop, validate, and optimize electrical and optical test methodologies for photodiodes and laser devices
- Improve test capability, measurement accuracy, throughput, repeatability, and reproducibility
- Author Qualification Test Reports (QTRs), reliability assessments, and customer-facing reliability documentation
- Present reliability test results and recommendations to management, customers, and cross-functional teams
- B.S. or M.S. in Physics, Engineering, Materials Science, Statistics, Applied Mathematics, or related technical discipline
- 3+ years of experience in semiconductor reliability, optoelectronic device engineering, product engineering, test engineering, or related fields
- Experience working with semiconductor optoelectronic devices or optical communication components
- Experience planning, executing, and analyzing engineering experiments
- Reliability analysis and lifetime modeling
- Statistical analysis using JMP, Excel, Python, or equivalent tools
- Design of Experiments (DOE)
- SQL and data analysis tools
- Strong understanding of III-V semiconductor device physics
- Knowledge of laser and photodiode operation, performance characterization, and degradation mechanisms
- Optical and electrical test development for photodiodes and laser devices
- Reliability and qualification standards for semiconductor and optoelectronic products
- Ability to manage multiple projects simultaneously and meet aggressive deadlines
- Strong technical communication skills, both written and verbal
- Excellent problem-solving and root-cause investigation skills
- Effective collaboration within cross-functional engineering teams
- Ability to work in a semiconductor cleanroom environment
- Support qualification and production activities in a 24/7 manufacturing environment
- Work in a Class 100/1000 cleanroom environment for extended periods
- Wear full cleanroom attire
- Stand and sit for extended periods as required
- Handle test hardware and measurement equipment
All employees are required to follow the site EHS…
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