Sr. Process Engineer, Photolithography
About the role
As a Sr. Process Engineer in Photolithography, you will support sustaining operations, process improvements, process transfers, and development activities within a high-volume manufacturing facility in San Antonio, TX. This role focuses on delivering specialty electronic devices distinguished by quality, cost structures, and cycle times.
What you'll do
- Take ownership of assigned processes and set direction for improvements, sustaining, and overall operations.
- Collaborate with process and integration engineers to enhance process metrics and ensure first-pass success of technology transfers.
- Take ownership of selection and qualification of semiconductor processing tools.
- Monitor fab metrics using statistical process control (SPC).
- Conduct root cause investigations of discrepant material and implement yield and defect improvement projects.
- Write operating specifications and provide technical training to wafer fab personnel.
- Partner with equipment engineering to improve uptime and tool utilization.
- Troubleshoot process and tool excursions.
- Identify cost savings opportunities and drive projects to reduce overall costs.
- Implement advanced process control to improve Cpk at critical levels.
- Ensure proper matching of newly installed equipment to support production ramp.
- Develop new semiconductor manufacturing processes using design of experiments (DOE).
What you'll need
- M.S. or Ph.D. in a relevant field, or B.S. with 5+ years of related experience.
- Coursework in semiconductor processing technology, device physics, and statistics.
- Ability to collaborate and communicate effectively with equipment engineering.
- Strong problem-solving and data analysis skills.
Skills: Photolithography, process improvements, process transfers, high-volume manufacturing, statistical process control
More semiconductor jobs: Process engineer jobs · Texas jobs
This role has been open 37 days — well below the 62-day median for Process Engineering roles.
Process Engineering · Semiconductor Process
|
Open roles in category
1026
|
Median days open
62 d
|
Category median salary (all employers)
$135k
|
See the full market breakdown ▾Category comparison, skills in demand, and who else is hiring
| Metric | Tower Semiconductor | All employers we track in this specialty (1026 roles · 55 employers) |
|---|---|---|
| Open roles in this specialty | 9 | 1026 |
| Open roles in the wider Process, Fab & Equipment family | 48 | 10057 · 117 employers |
| Median days open | 83 d | 62 d (+21 d vs this employer) |
| Median salary (USD postings) | — | $135k |
Skills observed across this category: Photolithography, process improvements, process transfers, high-volume manufacturing, statistical process control
Who's hiring in this category
- Micron Technology · 292 open roles · median 122 d
- Applied Materials · 67 open roles · median 74 d
- Texas Instruments · 59 open roles · median 66 d
- GlobalFoundries · 51 open roles · median 72 d
- STMicroelectronics · 49 open roles · median 61 d
- Entegris · 46 open roles · median 39 d
How we counted: 1026 open Process Engineering (Semiconductor Process) roles from 55 employers tracked in the SemiconductorJobs index, counted 8 Nov 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.