Principal/Sr Principal Software Engineer

Northrop Grumman

. Designs, develops, documents, tests and debugs applications software and systems .

Posted 4/6/2026full-timeRoy • Alabama, Utah • 🇺🇸 United StatesSenior💰 $98,400 - $163,200 per yearWebsite

Tech Stack

Tools & technologies

JavaPython

About the role

Key responsibilities & impact

Designs, develops, documents, tests and debugs applications software and systems
Conducts multidisciplinary research and collaborates with equipment designers and/or hardware engineers
Determines computer user needs and analyzes system capabilities
Prepares operating instructions and designs/develops compilers and assemblies
Ensures software standards are met

Requirements

What you’ll need

Bachelors in Science with 5 years of experience, Masters in Science with 3 years of experience, PhD with 1 years of experience or 4 additional years in lieu of a degree
Must be a US Citizen with an active DoD Secret Clearance
Must be able to obtain Special Access Program (SAP) approval
Experience with Java, C++, and/or Python
Experience working Software Test, SW Development and/or Systems Engineering
Understanding of the software development lifecycle and agile development methodology

Benefits

Comp & perks

Medical, Dental & Vision coverage
401k
Educational Assistance
Life Insurance
Employee Assistance Programs & Work/Life Solutions
Paid Time Off
Health & Wellness Resources
Employee Discounts

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

JavaC++Pythonsoftware development lifecycleagile development methodologysoftware testingsoftware developmentsystems engineeringcompiler designdebugging

Certifications

DoD Secret ClearanceSpecial Access Program (SAP) approval