Atlantic Inertial Systems INC

What they make

• aerospace
• defense
• engines
• radars
• advanced digital tools
• scalable design approaches
• aviation

NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026

Products on rtx.com

All 4,680 on Raytheon Company’s page

rtx.com is the website of 17 companies, this one among them. The products its documents describe are listed in full on Raytheon Company’s page.

MISCELLANEOUS ELECTRICAL AND ELECTRONIC COMPONENTSProduct line · 3350 productsAIRBORNE COMMUNICATIONS SECURITY EQUIPMENT AND COMPONENTSProduct line · 124 productsGUIDED MISSILE SYSTEMSProduct line · 74 productsPOWER AND HAND PUMPSProduct line · 50 productsMISCELLANEOUS AIRCRAFT ACCESSORIES AND COMPONENTSProduct line · 35 productsULTRA-LIGHT OFFSHORE LIFE RAFTProduct line · 30 productsELECTRONIC MODULESProduct line · 25 productsCOMBAT SHIPS AND LANDING VESSELSProduct line · 22 products

From rtx.com’s own documents · read October 13, 2026 · not verified by FactoryRegistry

Open positions

Openings read from Atlantic Inertial Systems INC’s own job board on Phenom, last checked OCT 22, 2026. FactoryRegistry does not host applications — each title opens the posting where the company published it.

• Manager, Program / Product Management (ONSITE)
  cheshire, Connecticut, United States of America · General / Program Management · posted OCT 14, 2026
• Material Scientist, Metallurgist (Onsite)
  cheshire, Connecticut, United States of America · Engineering · posted SEP 24, 2026
• Production Associate - 2nd Shift (onsite)
  cheshire, Connecticut, United States of America · Operations · posted SEP 18, 2026
• Senior Test Systems Technician (Onsite)
  cheshire, Connecticut, United States of America · Operations · posted SEP 18, 2026

• Assembly Technician
  singapore, Central Singapore, Singapore · Operations · posted OCT 22, 2026
• Manufacturing Technician
  singapore, Central Singapore, Singapore · Operations · posted OCT 22, 2026
• Integrated Logistics Support Manager
  henderson, Western Australia, Australia · Operations · posted OCT 22, 2026
• Security Manager
  sydney, New South Wales, Australia · Other · posted OCT 22, 2026
• Senior Avionics Technician
  singapore, Central Singapore, Singapore · Aftermarket & Service · posted OCT 22, 2026
• Painter
  tianjin, Hebei, China · Other · posted OCT 22, 2026
• painter
  tianjin, Hebei, China · Other · posted OCT 22, 2026
• Sr Manager Software Engineering
  marlborough, Massachusetts, United States of America · Engineering · posted OCT 21, 2026
• Training Equipment Junior Project Manager
  fareham, Hampshire, United Kingdom · Engineering · posted OCT 21, 2026
• Design Engineering Manager
  havant, Hampshire, United Kingdom · Engineering · posted OCT 21, 2026

4,763 more on the company’s board

Where it is

Other plants nearby

Every listed plant in Naugatuck Valley County

Also at this address

No other federal record shares this street address.

Where this record comes from

4 sources hold this plant, and 10 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 AIR, AIRS/AFS, BR, NCDB, NPDES, RCRAINFO, SIMS, TRIS · EPA site type STATIONARY.

• SAM.gov entity registrationOPERATING
  Record R42KNXSMC7K1 · first seen MAR 2026 · last seen OCT 2026
• The company’s own websiteOPERATING
  first seen SEP 2026 · last seen SEP 2026
• Connecticut Secretary of the State business registryOPERATING
  Record CT:001t000000WmoCeAAJ · first seen DEC 2025 · last seen DEC 2025
• EPA Facility Registry ServiceEXISTENCE
  Records 110016680206, 110071869966 · first seen JUN 2017 · last seen FEB 2025

ALSO RECORDED ASATLANTIC INERTIAL SYSTEMS

IN NAUGATUCK VALLEY COUNTY19 other plants share this one’s industry (Navigational, Measuring, Electromedical, and Control Instruments Manufacturing, NAICS 3345); 10 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: ATLANTIC INERTIAL SYSTEMS · JUL 2026

SAM.gov: ATLANTIC INERTIAL SYSTEMS INC · ON THIS PAGE

Street address

EPA: 250 KNOTTER DR · JUL 2026 · ON THIS PAGE

SAM.gov: 250 KNOTTER DR · ON THIS PAGE

City

EPA: CHESHIRE · JUL 2026 · ON THIS PAGE

SAM.gov: CHESHIRE · ON THIS PAGE

State

EPA: CT · JUL 2026 · ON THIS PAGE

SAM.gov: CT · ON THIS PAGE

County (FIPS code)

EPA: 09140 · SEP 2026

Coordinates

EPA: 41.55188,-72.91815 · JUL 2026

Website

SAM.gov: https://www.rtx.com/

CAGE code

SAM.gov: 63395

SAM registration expires

SAM.gov: 2027-02-24

State business registration

CT SOTS: ATLANTIC INERTIAL SYSTEMS INC., registered with the Connecticut Secretary of the State; Corporation formed in California; registered 2000-01-05; active, annual report filed 2025-12-09 · DEC 2025