Facilities Mechanical Engineer - USA-Arizona, United States
Originally posted 2 February 2026 by the employer.
Support cleanrooms, chilled water systems, and abatement units for a 5-nanometer semiconductor fab.
About the role
The Facilities Mechanical Engineer manages facilities operations for an advanced semiconductor manufacturing facility, focusing on cost efficiency, smart operations, and green manufacturing. The role supports the 5-nanometer fab in Phoenix, Arizona, operating cleanrooms, chilled water systems, and abatement equipment.
What you'll do
- Design, build, and operate cleanroom systems, including air flow control, temperature and humidity control, and air molecules monitoring and control for 5nm and beyond production. - Design, build, and operate chilled water systems, including chillers, cooling towers, heat exchangers, rotating equipment (motors, fans), and water-cooled air handling units. - Design, build, and operate general exhaust units, wet scrubbing units, thermal oxidizer units, and local process air abatement units. - Conduct construction administration, site observations, daily system operation, and operation data analysis. - Monitor and manage utilities distribution, including power, steam, natural gas, water, compressed gases, instrumentation, and control. - Provide routine system preventative maintenance, troubleshooting, and mandatory participation in Emergency Response Team (ERT) duties if selected.
What you'll need
- B.S. degree in Mechanical Engineering, HVAC/R Engineering, Chemical Engineering, or a related technical field. - Understanding of heat transfer, thermal management, and fluid dynamics design, alongside knowledge of heat and thermal conventional manufacturing techniques. - Understanding of HVAC, plumbing, and building codes (e.g., ASHRAE, IBC, IECC, IMC, and IPC). - Experience with AutoCAD. - Ability to perform shift work, emergency overtime, compressed work week schedules, and rotational night/swing shifts in a 24/7 manufacturing environment. - Ability to meet physical demands, including working in awkward positions, climbing ladders, lifting up to 50 lbs, working in confined spaces, and qualifying for personal respirator/PPE usage.
Nice to have
- Ph.D. or master's degree in Mechanical Engineering, HVAC/R Engineering, Chemical Engineering, or related technical fields. - 1+ years of work or internship experience. - Experience with mechanical systems operations in the semiconductor manufacturing industry. - Familiarity with vibration analysis, air molecules, and chemical analysis.
This role has been open 163 days — well above the 51-day median for Hardware Systems Engineering roles.
Hardware Systems Engineering · AI ML Hardware
|
Open roles in category
1017
|
Median days open
51 d
|
Median salary
$154k
|
See the full market breakdown ▾Category comparison, and who else is hiring
| Metric | TSMC Arizona | All employers we track in this specialty (1017 roles · 102 employers) |
|---|---|---|
| Open roles in this specialty | 9 | 1017 |
| Open roles in the wider Software, Firmware & Systems family | 16 | 6277 · 144 employers |
| Median days open | 163 d | 51 d (+112 d vs this employer) |
| Median salary (USD postings) | — | $154k |
Who's hiring in this category
- Intel Corporation · 75 open roles · median 36 d
- KLA Corporation · 63 open roles · median 50 d
- Teradyne · 61 open roles · median 36 d
- NVIDIA · 51 open roles · median 68 d
- Applied Materials · 48 open roles · median 67 d
- AMD · 43 open roles · median 53 d
How we counted: 1017 open Hardware Systems Engineering (AI ML Hardware) roles from 102 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 Software, Firmware & Systems family row. Figures refresh nightly.