Senior Principal Software Test Engineer

Northrop Grumman

Sr Principal Software Test Engineer at Northrop Grumman developing and testing software systems. Involves multidisciplinary research and software standards compliance.

Posted 5/28/2026full-timeRoy • Alabama, Utah • 🇺🇸 United StatesSenior💰 $122,800 - $203,600 per yearWebsite

Tech Stack

Tools & technologies

JavaPython

About the role

Key responsibilities & impact

Designs, develops, documents, tests and debugs applications software and systems that contain logical and mathematical solutions.
Conducts multidisciplinary research and collaborates with equipment designers and/or hardware engineers in the planning, design, development, and utilization of electronic data processing systems for product and commercial software.
Determines computer user needs; analyzes system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming techniques and controls; prepares operating instructions; designs and develops compilers and assemblers, utility programs, and operating systems.
Ensures software standards are met.

Requirements

What you’ll need

Bachelor's degree with 8 years of experience; or Master's degree with 6 years of experience; or PhD with 4 years of experience. 4 additional years of experience may be substituted in lieu of a degree.
Must be a US Citizen with an active DoD Secret Clearance with an investigation date within the last 6 years at time of application.
Must be able to obtain and maintain Special Access Program (SAP) approval within a reasonable period of time, as determined by the company to meet its business needs.
3+ year(s) of experience working Software Test, SW Development and/or Systems Engineering.
3+ year(s) of experience with Java, C++, Python.
Experience writing test scripts in order to verify requirements.
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

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Hard Skills & Tools

JavaC++Pythonsoftware testingsoftware developmentsystems engineeringtest scriptssoftware development lifecycleagile development methodologycompilers

Certifications

Bachelor's degreeMaster's degreePhDDoD Secret ClearanceSpecial Access Program (SAP) approval