Reliability Engineer — Semiconductors & Optoelectronics

Coherent Corp.; Sherman (TX); On-site; USD 90,000 - 130,000; Full time

Job summary

Coherent Corp. in Sherman, TX, seeks a Reliability Engineer to develop qualification plans for new products and oversee comprehensive reliability testing including burn-in, life tests, and HTOL.

You will analyze accelerated stress data to project lifetimes and FIT values, performing statistical analyses with JMP, Excel, or SQL to identify failure trends. Responsibilities include driving root-cause investigations, coordinating failure analysis, and authoring QTRs and reliability docs for

Qualifications

• 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

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

Skills

Reliability analysis

Lifetime modeling

Design of Experiments

Statistical analysis

Data analysis tools

Root-cause investigations

Cross-functional collaboration

Technical communication

Education

B.S. or M.S. in Physics, Engineering, Materials Science, Statistics, Applied Mathematics

Tools

JMP

Excel

SQL

Python

Job description

Coherent Corp. in Sherman, TX, seeks a Reliability Engineer to develop qualification plans for new products and oversee comprehensive reliability testing including burn-in, life tests, and HTOL.

You will analyze accelerated stress data to project lifetimes and FIT values, performing statistical analyses with JMP, Excel, or SQL to identify failure trends. Responsibilities include driving root-cause investigations, coordinating failure analysis, and authoring QTRs and reliability docs for