10,000+ Principal Senior Principal Software Test Engineer Firmware Tester jobs in Fairfax, VASet Job AlertWant more jobs like this?We’ll send you jobs that match this search criteria. Get jobs in Fairfax, VA delivered to your inbox every week.Enter emailSend me The Muse newsletters for the best in career advice and job search tips.Get Jobs!By signing up, you agree to our Terms of Service & Privacy Policy.Senior Principal Test Engineer - Space SystemsAt Northrop Grumman -Dulles, VAPosted on Mar 4View JobApply NowPrincipal Associate, Compliance TesterAt Capital One -McLean, VA + 3 locationsPosted on Mar 4View JobApply NowPrincipal Engineer Analyst (Government)At AT&T -Washington, DCPosted on Jan 29View JobApply NowSoftware TesterAt BAE Systems -Washington, DCPosted on Jan 29View JobApply NowPrincipal / Sr. Principal Software Test Engineer (Secret or Higher)At Northrop Grumman -Fairfax, VAPosted on Jan 12View JobApply NowPrincipal Associate, Compliance TesterAt Capital One -McLean, VA + 2 locationsPosted on Mar 4View JobApply NowPrincipal System Engineer (Government)At AT&T -Vienna, VAPosted on Feb 3View JobApply NowPrincipal Field Engineer or Sr. Principal Field EngineerAt Northrop Grumman -Fairfax, VAPosted on Jan 29View JobApply NowSenior Software Engineer, DevOps (Principal Associate)At Capital One -McLean, VA + 4 locationsPosted on Dec 4View JobApply NowPrincipal ECLSS Engineer / Sr. Principal ECLSS Engineer - 3/4 (Tactical Space Systems)At Northrop Grumman -Dulles, VAPosted on Nov 18View JobApply NowPrincipal Structural Engineer 3 / Sr. Principal Structural Engineer 4At Northrop Grumman -Dulles, VAPosted on Nov 18View JobApply NowPrincipal/Senior Principal, Guidance Control and Navigation EngineerAt Northrop Grumman -Dulles, VAPosted on Jan 29View JobApply NowPrincipal Network Engineer/ Sr. Principal Network Engineer - TS/SCI NeededAt Northrop Grumman -Chantilly, VAPosted on Dec 17View JobApply NowPrincipal / Sr. Principal Systems EngineerAt Northrop Grumman -McLean, VAPosted on Nov 18View JobApply NowPrincipal Software Test Engineer (TS/SCI w/Polygraph)At Northrop Grumman -Fairfax, VAPosted on Jan 29View JobApply NowSpace Principal Systems Engineer/Sr. Principal Systems EngineerAt Northrop Grumman -Fairfax, VAPosted on Jan 12View JobApply NowPrincipal Software Engineer/Sr. Principal Software Engineer (w/ System Administration) - TS/SCI Poly NeededAt Northrop Grumman -Washington, DCPosted on Jan 12View JobApply NowPrincipal/Sr Principal Simulation Software Engineer (Space /Satellite Systems)At Northrop Grumman -Dulles, VAPosted on Jan 12View JobApply NowPrincipal/Sr Principal Simulation Software Engineer (Space /Satellite Systems)At Northrop Grumman -Dulles, VAPosted on Jan 29View JobApply NowPrincipal RF Payload Mechanical Engineer 3 / Sr. Principal RF Payload Mechanical Engineer 4At Northrop Grumman -Dulles, VAPosted on Dec 17View JobApply Now