Facilities Gas and Chemical Engineer - USA-Arizona, United States
Originally posted 19 February 2026 by the employer.
About the role
The Gas/Chemical/Slurry Engineer is responsible for sustaining, troubleshooting, and project managing systems to support semiconductor facility operations and maintenance.
What you'll do
- Provide sustaining engineering support for gas, chemical, and slurry distribution systems, including system capacity versus demand, operations and maintenance oversight, and troubleshooting. - Lead engineering analysis, design, and installation oversight of distribution systems ranging from single valve manifold boxes (VMBs) to bulk-fed factory-wide systems. - Direct and execute project commissioning to verify chemical and gas systems equipment, components, and infrastructure perform to specifications. - Integrate reliability and risk analysis methods into systems engineering, including FMEAs, root cause analysis, and cause mapping. - Author project documentation including sequence of operations, installation procedures, commissioning checklists, scopes of work, and bid requests for proposals. - Participate in and perform Emergency Response Team (ERT) duties if selected, responding to incidents such as chemical spills, medical emergencies, or fire response.
What you'll need
- Bachelor of Science or Master of Science degree in Chemical Engineering or a closely related field. - Understanding of chemical engineering principles, including chemical and gas piping, filtration, pumps, valves, flow calculations, and chemical analytical testing. - Knowledge of chemical compatibility for materials for process fluids and gases, as well as materials of construction for semiconductor high-purity requirements. - Medical qualification to wear a personal respirator and PPE, ability to lift up to 50 lbs, safely climb ladders, and work at elevation or in confined spaces. - Willingness and ability to work on-site, including potential compressed work weeks, night or swing shifts, and weekend on-call rotations.
Nice to have
- 2 years of experience working in semiconductor facilities chemical, gas, or slurry distribution systems. - Experience designing, maintaining, or installing distribution piping, valve manifold boxes, gas cabinets, or chemical supply pumping systems for hazardous and high-purity chemicals, slurries, and gas systems.
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.