EPI Equipment Engineering Technician - D Shift - Sherman, TX, United States
Originally posted 20 May 2026 by the employer. Relisted by the employer on 9 September 2026.
About the role
Perform preventive maintenance, advanced troubleshooting, and repairs on Zone 3 wafer processing tools used in semiconductor manufacturing. The position supports MOCVD and implant processes on a compressed 12-hour D shift in a cleanroom environment.
What you'll do
- Perform preventive maintenance and advanced level troubleshooting and repairs on Zone 3 wafer processing tools. - Work with engineering to develop and implement projects to lower costs, improve efficiency, enhance safety, reduce waste, and prevent failures and scraps. - Assist engineers in data collection and interpretation to resolve recurring equipment issues, aid in CIP, and eliminate scrap events. - Interface with OEM vendors and contractors on repairs, upgrades, and modifications of wafer fab processing equipment. - Track, record, and communicate work progress through pass downs, continuous improvement initiatives, and engineering review meetings. - Serve as an active member of the Emergency Response Team (ERT).
What you'll need
- Military Electronics certification or an AS technical degree. - 4+ years of equipment maintenance experience with the ability to troubleshoot complex issues with minimal guidance. - Understanding of the MOCVD and Implant process. - Good understanding of vacuum theory and vacuum pumps (dry pumps, cryo pumps, turbo pumps), vacuum sensors, pressure control devices, and MFCs. - Fundamental understanding of RF systems, test equipment, and components. - Ability to read electronic schematics, mechanical blueprints, pneumatic diagrams, vacuum diagrams, and hydraulic system prints. - Experience operating and interpreting test equipment such as oscilloscopes, DMMs, RGAs, high voltage probes, pressure and temperature gauges, and RF meters. - Ability to meet physical requirements including working in a Class 100/1000 cleanroom, wearing full cleanroom attire and respirators/SCBA, and working compressed 12-hour shifts.
This role has been open 156 days — well above the 54-day median for Semiconductor Equipment Engineering roles.
Semiconductor Equipment Engineering · Manufacturing Equipment
|
Open roles in category
3894
|
Median days open
54 d
|
Median salary
$126k
|
See the full market breakdown ▾Category comparison, and who else is hiring
| Metric | Coherent Corp | All employers we track in this specialty (3894 roles · 84 employers) |
|---|---|---|
| Open roles in this specialty | 51 | 3894 |
| Open roles in the wider Process, Fab & Equipment family | 155 | 10039 · 106 employers |
| Median days open | 72 d | 54 d (+18 d vs this employer) |
| Median salary (USD postings) | — | $126k |
Who's hiring in this category
- Applied Materials · 637 open roles · median 54 d
- Lam Research · 571 open roles · median 39 d
- KLA Corporation · 288 open roles · median 66 d
- Micron Technology · 278 open roles · median 47 d
- ASML · 186 open roles · median 74 d
- ASM International · 156 open roles · median 82 d
How we counted: 3894 open Semiconductor Equipment Engineering (Manufacturing Equipment) roles from 84 employers tracked in the SemiconductorJobs index, counted 24 Oct 2026. Specialty figures count only roles carrying this exact specialty label, so an employer's related work in neighbouring specialties is not included there — it is counted in the wider Process, Fab & Equipment family row. Figures refresh nightly.