Security Clearance principal software engineer mission systems onsite jobs

Principal Software Engineer (Mission Systems) (Onsite)

RTX

McKinney, TX

Aug 14, 2026

Principal Systems Engineer - Onsite Cambridge MA

RTX

Cambridge, MA

Sep 09, 2026

Principal Electrical Engineer - Test

RTX

Huntsville, AL

Sep 09, 2026

Principal Software Engineer- Embedded Comms, Active Secret ( Onsite)

RTX

Cedar Rapids, IA

Sep 09, 2026

Principal System Security (Cybersecurity) Engineer - P4 (Onsite-RI)

RTX

Portsmouth, RI

Sep 09, 2026

Principal Systems Engineer, System Verification Engineer Lead Onsite

RTX

Woburn, MA

Sep 08, 2026

Principal Systems Engineer - Naval Radars

RTX

Tewksbury, MA

Sep 05, 2026

Principal Systems Engineer

RTX

West Valley City, UT

Sep 05, 2026

Principal Production Test Engineer

RTX

Huntsville, AL

Sep 04, 2026

Principal Engineer (Onsite)

RTX

Las Cruces, NM

Sep 04, 2026

Principal Mechanical Engineer ALE

RTX

Tucson, AZ

Sep 04, 2026

Principal Systems Engineer - Onsite

RTX

Sterling, VA

Sep 04, 2026

Senior Principle Software Engineer (Onsite)

RTX

San Diego, CA

Sep 04, 2026

Senior Principal Systems Engineer - Datalinks

RTX

Cedar Rapids, IA

Sep 03, 2026

Principal Project Engineer – Air Combat Test & Training (ONSITE)

RTX

Cedar Rapids, IA

Sep 03, 2026

Principal DevOps Tools Engineer/System Administrator (Server-based) - Woburn, MA ONSITE

RTX

Woburn, MA

Sep 03, 2026

Principal Engineer, Software Engineering (Onsite)

RTX

Cedar Rapids, IA

Sep 03, 2026

Principal Systems Engineer – Simulation Integration and Test

RTX

Andover, MA

Sep 02, 2026

Network Engineer, Principal Specialist, Tucson, AZ Onsite (3 openings)

RTX

Tucson, AZ

Sep 02, 2026

Principal Software Engineer - Tactical Communications (Onsite)

RTX

Cedar Rapids, IA

Sep 02, 2026

305 principal software engineer mission systems onsite jobs found