International Rectifier Hexfet America

What they make

• optical communication products
• direct detect
• co-packaged optics
• lidar products
• silicon photonics
• Tru-SiPh™ technology
• wafer solutions
• patterned wafers
• microstructures fab
• solution design
• development

NAMED ON THE COMPANY’S OWN WEBSITE, READ SEP 9, 2026

Open positions

Openings read from Skorpios Technologies INC’s own job board on Paylocity, last checked OCT 23, 2026. FactoryRegistry does not host applications — each title opens the posting where the company published it.

• Vice President Fab Engineering
  Temecula, CA, USA · posted OCT 21, 2026
• Process Integration Engineer (ITL)
  Temecula, CA, USA · posted OCT 21, 2026
• Sr. Simulation Engineer (Optical & Photonics)
  Temecula, CA, USA · posted OCT 21, 2026
• Foundry Sales and Business Development Manager
  Temecula, CA, USA · posted OCT 21, 2026
• Associate Product Line Manager
  Temecula, CA, USA · posted OCT 21, 2026
• Process Engineer, Dry Etch
  Temecula, CA, USA · posted OCT 21, 2026
• Silicon Photonics Device Design Engineer
  Temecula, CA, USA · posted OCT 21, 2026
• III-V Device Design Engineer for Silicon Photonics Integration
  Temecula, CA, USA · posted OCT 21, 2026
• Sr. Vice President of Engineering, Silicon Photonics
  Temecula, CA, USA · posted OCT 21, 2026
• Sr. III-V & Active Modulator/Photodiode Scientist
  Temecula, CA, USA · posted OCT 21, 2026

6 more on the company’s board

Where it is

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Every listed plant in Riverside County

Also at this address

1 other record shares this street address. Separate filings can describe distinct businesses on one site, or the same plant recorded by different agencies, so every record is kept rather than merged away.

Kurita America INC. - Temecula, Ca

Temecula, CA

◇ UNVERIFIED325510

Where this record comes from

3 sources hold this plant, and 9 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.

EPA cross-references this facility in CARB-TCH, EIS · EPA site type STATIONARY.

• The company’s own websiteOPERATING
  first seen SEP 2026 · last seen OCT 2026
• SAM.gov entity registrationOPERATING
  Record JJ93HE29VX75 · first seen SEP 2026 · last seen SEP 2026
• EPA Facility Registry ServiceEXISTENCE
  Record 110071776588 · first seen OCT 2020 · last seen JUN 2025

ALSO RECORDED ASINFINEON TECHNOLOGIES AMERICAS CORP; INFINEON TECHNOLOGIES AMERICAS CORP.; SKORPIOS TECHNOLOGIES INC; SKORPIOS TECHNOLOGIES, INC

IN RIVERSIDE COUNTY20 other plants share this one’s industry (Industrial Machinery Manufacturing, NAICS 3332); 4 of them have a size band on record.

What each source says

Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

NameSOURCES DISAGREE

EPA: INTERNATIONAL RECTIFIER HEXFET AMERICA · OCT 2026 · ON THIS PAGE

SAM.gov: SKORPIOS TECHNOLOGIES INC · SEP 2026

Street address

EPA: 41915 BUSINESS PARK DR · OCT 2026 · ON THIS PAGE

SAM.gov: 41915 BUSINESS PARK DR · SEP 2026 · ON THIS PAGE

City

EPA: TEMECULA · OCT 2026 · ON THIS PAGE

SAM.gov: TEMECULA · SEP 2026 · ON THIS PAGE

State

EPA: CA · OCT 2026 · ON THIS PAGE

SAM.gov: CA · SEP 2026 · ON THIS PAGE

County (FIPS code)

EPA: 06065 · OCT 2026

CoordinatesSOURCES DISAGREE

Census geocoder: 33.499805710392,-117.163572668132 · SEP 2026

EPA: 33.49659,-117.15715 · OCT 2026 · ON THIS PAGE

Website

SAM.gov: www.skorpiosinc.com · SEP 2026

CAGE code

SAM.gov: 812Q4 · SEP 2026

SAM registration expires

SAM.gov: 2027-08-18 · SEP 2026