Sr. Process Engineer - Diffusion (Multiple Positions) #8995 - USA-Arizona, United States
Originally posted 4 March 2026 by the employer.
About the role
As a Senior Process Engineer - Diffusion at TSMC Arizona, you will collaborate with device, integration, defect reduction, lithography, etch, and thin films teams to drive integrated module development, process control, and improvements.
What you'll do
- Apply statistical process control methods to establish and sustain a robust manufacturing process. - Supervise the installation and maintenance of manufacturing equipment to expand capacity with punctuation and quality. - Collaborate with equipment and material suppliers to identify technology gaps, evaluate deficiencies, and qualify mitigation and continuous improvement solutions. - Lead the design and execution of experiments, interpreting and extracting results from complex data sets to optimize manufacturing processes.
What you'll need
- Bachelor’s degree (or foreign equivalent) in Chemical Engineering, Electrical Engineering, Mechanical Engineering, Physics, Chemistry, Materials Science, or a related field, plus 2 years of engineering experience. - 1 year of experience with semiconductor process engineering. - 1 year of experience in at least 2 of the following: Design of Experiment (DOE), statistical process control, or statistical methods for modeling multivariate data sets. - 1 year of experience in at least 2 semiconductor metrology techniques: TEM, SEM, CD-SEM, EDS, FIB, AFM, XRD, Emission Spectroscopy, Raman Spectroscopy, Spectroscopic Ellipsometry, Quartz PCI, or FT-IR. - 1 year of experience in at least 3 of the following: wafer cross section techniques, wafer fabrication processes, ion transport phenomena, DRAM, plasma etching, plasma simulation, semiconductor thin film deposition, ALD, 3D NAND Flash, CVD, or PECVD. - 1 year of experience in semiconductor ion implantation processes for 5nm technology nodes or below. - 1 year of experience in semiconductor RTA anneal processes for 5nm technology nodes or below. - Willingness and ability to work on-site at the Phoenix, Arizona facility.
This role has been open 163 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 | TSMC Arizona | All employers we track in this specialty (3894 roles · 84 employers) |
|---|---|---|
| Open roles in this specialty | 42 | 3894 |
| Open roles in the wider Process, Fab & Equipment family | 92 | 10039 · 106 employers |
| Median days open | 163 d | 54 d (+109 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.