"Principal System Engineer" Jobs in United States

Principal System Engineer

Avicena · Sunnyvale

Job Title Principal System Engineer Avicena is a privately held company developing microLED based ultra-low power high bandwidth interconnects for chip-to-chip communications. This technology will revolutionize High-Pe

Principal System Engineer – EO/IR Analyst Onsite

RTX · McKinney

Date Posted: 2026-10-26 Country: United States of America Location: US-TX-MCKINNEY-513WD ~ 2501 W University Dr ~ WING D BLDG Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Acti

Systems Test Engineer/ Principal System Test Engineer

Northrop Grumman · Maryland City

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 25% of the Time Description At Northrop Grumman, our employees have incredible opportuni

System Test Engineer /Principal System Test Engineer

Northrop Grumman ·

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time Description At Northrop Grumman, our employees have incredible oppor

Principal Engineer, System Planning (Hybrid Schedule)

Eversource · Hartford

Eversource will not offer immigration-related sponsorship for this position (e.g., H-1B, O-1, J-1, TN, E-3, etc.). Applicants requiring visa sponsorship to start employment with Eversource will not be considered. Our Tea

Principal System Engineer - Patriot IPTL (Onsite)

RTX · Tewksbury

Date Posted: 2026-10-05 Country: United States of America Location: US-MA-TEWKSBURY-TB3 ~ 50 Apple Hill Dr ~ CONCORD BLDG, Tewksbury Tb3 300 Concord Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration St

Sr Principal System Engineer - Integration & Test (AHT)

Northrop Grumman ·

Description Job Description Northrop Grumman’s Space Systems Sector is seeking Sr Principal Systems Engineer – Level 4 to join our team in Redondo Beach, CA. In this role, the Sr Principal Systems Engineer will support f

Principal/Sr Principal System Engineer (AHT)

Northrop Grumman ·

Description Job Description This position is contingent upon program award and the candidate obtaining final clearances and program access(es) within a reasonable period of time as determined by the company. Continued em

Senior Principal System Engineer

Cubic Corporation · San Diego

Business Unit: Company Details: Job Details: Job Summary: Works independently as a technical project leader, applies engineering principles, procedures and techniques to perform systems engineering assignments related to

Principal System Engineer, Operations

NVIDIA ·

NVIDIA has been transforming computer graphics, PC gaming, and accelerated computing for more than 25 years. It’s a distinctive heritage of creativity that’s driven by excellent technology—and outstanding people. Today,

System Safety Engineer / Principal System Safety Engineer

Northrop Grumman · Palmdale

Description Northrop Grumman Aeronautics Systems has an opening for a Principal System Safety Engineer to join our team of qualified, diverse individuals. The position will be located in Palmdale, CA The successful can

Principal System Security Engineer - P4 (Onsite-Woburn, MA)

RTX · Woburn

Date Posted: 2026-10-23 Country: United States of America Location: US-MA-WOBURN-WB2 ~ 225 Presidential Way ~ GODDARD BLDG Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active

Principal System Safety Engineer

RTX · McKinney

Date Posted: 2026-10-22 Country: United States of America Location: US-TX-MCKINNEY-513WM ~ 2501 W University Dr ~ WING M BLDG Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Acti

Principal System Security Engineer (Cybersecurity) - P4 (Onsite-Tewksbury, MA)

RTX · Tewksbury

Date Posted: 2026-10-19 Country: United States of America Location: US-MA-TEWKSBURY-TB1 ~ 50 Apple Hill Dr ~ ASSABET BLDG Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active a

Principal System Safety Engineer

Anduril Industries · Costa Mesa

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century