$19 USD hourly
About the role
The Heat Treat Operator performs heat treat operations, testing, dicing preparation, cleaning, and packaging of substrate circuits at Vishay Applied Thin Film Products in Fremont, CA. Work involves reading assembly drawings, operating dicing saws and hot plate controls, inspecting circuits under a microscope, and logging production records into Vantage software.
What you'll do
- Study assembly drawings, work orders, and blueprints to determine heat treat operations, dicing parameters, and customer specifications.
- Adjust heat treat machine/hot plate controls, conduct 100% probe testing, and examine substrates at production stages to detect defective circuits.
- Mount wax-mounted substrates onto glass plates and place into vacuum chucks of dicing saws to cut 4-inch squares into circuits.
- Manually clean circuits using chemicals and distilled water to remove post-dicing residue and prepare them for packaging.
- Use tweezers to transfer circuits under a microscope into waffle packs for quality assurance inspection and shipment.
- Enter production data, probe results, and tracking information into manufacturing software via the Vantage system.
What you'll need
- High school diploma or equivalent.
- Ability to read and interpret blueprints, prints, customer specifications, and assembly drawings.
- Manual dexterity to handle delicate circuits, tweezers, and small hand tools under a microscope.
- Proficient English communication skills to read and follow written and oral procedures.
- Prior experience working for an ISO 9000 certified company.
- Qualification as a "U.S. Person" under ITAR/EAR regulations (22 C.F.R. §120.15).
Nice to have
- Knowledge of safe chemical handling practices.
Skills: dicing, heat treat, probe, substrates, blueprints
More semiconductor jobs: Manufacturing jobs · Fremont jobs
This role has been open 12 days — well below the 58-day median for Manufacturing/Industrial Engineering roles.
Manufacturing/Industrial Engineering · Manufacturing Equipment
|
Open roles in category
2380
|
Median days open
58 d
|
Category median salary (all employers)
$100k
|
See the full market breakdown ▾Category comparison, skills in demand, and who else is hiring
| Metric | Vishay Intertechnology | All employers we track in this specialty (2380 roles · 78 employers) |
|---|---|---|
| Open roles in this specialty | 63 | 2380 |
| Open roles in the wider Process, Fab & Equipment family | 168 | 10057 · 117 employers |
| Median days open | 53 d | 58 d (−5 d vs this employer) |
| Median salary (USD postings) | — | $100k |
Skills observed across this category: dicing, heat treat, probe, substrates, blueprints
Who's hiring in this category
- Micron Technology · 315 open roles · median 74 d
- Applied Materials · 255 open roles · median 40 d
- Entegris · 202 open roles · median 57 d
- Lam Research · 100 open roles · median 79 d
- Infineon Technologies · 97 open roles · median 45 d
- ASML · 73 open roles · median 51 d
How we counted: 2380 open Manufacturing/Industrial Engineering (Manufacturing Equipment) roles from 78 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.