10,000+ Principal Test Engineer jobs in Nashua, NHSet Job AlertWant more jobs like this?We’ll send you jobs that match this search criteria. Get jobs in Nashua, NH 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.Principal Test Development EngineerAt RTX -Tewksbury, MAPosted on Oct 16View JobPrincipal or Sr. Principal RF Systems Integration Electronics EngineerAt Northrop Grumman -Nashua, NHPosted on Dec 15View JobPrincipal Software Engineer/DeveloperAt Fidelity Investments -Merrimack, NHPosted on Nov 21View JobPrincipal Software EngineerAt UKG -Lowell, MAPosted on Oct 19View JobPrincipal HFEAt Flex -Nashua, NHPosted on Dec 22View JobPrincipal Software Test Engineer (Onsite)At RTX -Tewksbury, MAPosted on Nov 20View JobPrincipal Full Stack EngineerAt Fidelity Investments -Merrimack, NHPosted on Nov 21View JobPrincipal Software EngineerAt UKG -Alpharetta, GA + 1 locationPosted on Dec 12View JobPrincipal Radar Receiver / Exciter Integration & Test EngineerAt RTX -Andover, MAPosted on Oct 16View JobPrincipal Data EngineerAt Fidelity Investments -Merrimack, NHPosted on Dec 19View JobPrincipal Infrastructure as Code Software EngineerAt UKG -Lowell, MAPosted on Oct 3View JobPrincipal Radar Receiver / Exciter Integration & Test EngineerAt RTX -Tewksbury, MAPosted on Oct 16View JobPrincipal, Full Stack EngineerAt Fidelity Investments -Merrimack, NH + 1 locationPosted on Nov 14View JobPrincipal Electrical Engineer - Failure AnalysisAt RTX -Andover, MAPosted on Nov 19View JobPrincipal Software Engineer/DeveloperAt Fidelity Investments -Merrimack, NHPosted on Dec 5View JobPrincipal Semiconductor Reliability EngineerAt RTX -Andover, MAPosted on Oct 16View JobPrincipal Software EngineerAt Fidelity Investments -Merrimack, NHPosted on Dec 19View JobPrincipal Cybersecurity EngineerAt RTX -Tewksbury, MAPosted on Nov 13View JobPrincipal Full Stack EngineerAt Fidelity Investments -Merrimack, NH + 1 locationPosted on Dec 18View JobPrincipal RF Design EngineerAt RTX -Tewksbury, MAPosted on Oct 16View Job