Semtech

Senior MOCVD Engineer

United States · Work style not stated · Full time

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About the role

Description from the employer’s posting. Check the employer’s page for the current version.

EmployerSemtech
LocationUnited States
Work styleWork style not stated
Employment typeFull time
Employer posted26 Aug 2026

Location: Alhambra, CA (Onsite)

Position Summary: The MOCVD Engineer position is responsible for daily MOCVD sustaining operations and monitoring of material measurements and data records. This position will also involve equipment maintenance activities, environmental sustaining and strictly complying with the clean room rules. The role requires teamwork, efficiency orientation, quality pursuit, and a diligent attitude.

Responsibilities:

Daily Schedule and Process sustaining

Set up daily operation schedule, create recipes, monitor process and equipment status, review measurement results, keep the material results satisfied with the specification requirement
Perform as a Member of Emergency Response Group (ERT), and keep MOCVD run under safety requirement
Responsible for raw material inventory update, order and change such as InP substrate, MO bubbler, hydride cylinder.
Responsible for maintenance service for MOCVD, and characterization tools

Show full description

Quality control and Documentation

Compile data for use in technical reports and presentations to present to internal and external audience.
Work Closely with R&D, facilities and wafer fab processing groups.
Set up and manage SPC charts, monitor the change of process and equipment
Create ISO compliant documentation for MOCVD procedures and processes.
Provide technical training and support for operators or technicians.

Failure Analysis and Solution to Issue

Lead and coordinate failure analysis (FA) activities using structured problem-solving methodologies (e.g., DOE, Six Sigma)
Identify defect mechanisms and growth-induced failure modes through cross-functional investigation
Leverage FA techniques such as optical inspection, SEM, FIB, SIMS, and electrical analysis
Provide the solutions to issues and perform the effectiveness

Yield improvement and Root-Cause Analysis

Lead defect reduction and yield improvement initiatives related to equipment and process
Perform root-cause investigations using data analysis, and failure analysis inputs
Implement corrective and preventive actions and verify long-term effectiveness
Make decision for processing tuning and equipment maintenance after comprehensive trouble shooting

Minimum Qualifications:

Bachelor’s degree or higher in Materials Science, Electrical Engineering, Semiconductor Physics, Photonics, or a related field

5+ years of experience in InP based bulk/MQW material growth with Aixtron/Veeco MOCVD tools
Hands-on experience in sustaining and maintenance of MOCVD tools
Broad experience and knowledge in material characterization equipment and techniques, including but not limited to: PL, XRD, ECV SEM, SIMS, Hall, TEM, and AFM.
Familiarity with SPC, Gage, DOE, and other aspects of manufacturing and data analysis. JMP experience a plus
Deep understanding the effect of process/equipment status on the measurement results
Solid background knowledge in optoelectronic device physics, and wafer processing
Strong problem-solving capability in equipment and material issues such as contamination, epi defect, and process fluctuation, etc.
Self-motivated and a strong team player.

The intent of this job description is to describe the major duties and responsibilities performed by incumbents of this job. Incumbents may be required to perform job-related tasks other than those specifically included in this description.

All duties and responsibilities are essential job functions and requirements and are subject to possible modification to reasonably accommodate individuals with disabilities.

A reasonable estimate of the pay range for this position is $94,000 - $134,000. There are several factors taken into consideration in determining base salary, including but not limited to: job-related qualifications, skills, education and experience, as well as job location and the value of other elements of an employee’s total compensation package.

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