Senior Principal Engineer – Software, Simulation

Northrop Grumman

Senior Principal Engineer Software designing, developing, and testing simulation software at Northrop Grumman. Collaborating in Agile teams for multi-disciplinary projects in a high-tech environment.

Posted 4/14/2026full-timeOklahoma City • Florida, Oklahoma • 🇺🇸 United StatesSenior💰 $116,300 - $184,200 per yearWebsite

Tech Stack

Tools & technologies

JenkinsPythonSDLCSubversion

About the role

Key responsibilities & impact

Design, develop, integrate and test software for end-user customers and businesses.
Work with multi-disciplinary teams in an Agile software development environment.
Analyze system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming techniques and controls.
Participate in the full software development life cycle including requirements, design, implementation, qualification, and delivery of software products to customers.
Architect and develop applications in a simulated training environment.

Requirements

What you’ll need

Bachelor's degree in a STEM discipline (Science, Technology, Engineering or Math) with 8 years of related engineering experience; OR a Master’s degree in STEM with 6 years of related engineering experience; OR a PhD degree in a (STEM) discipline from an accredited university and 4-years of related engineering experience.
Experience with the full Software Development Life Cycle (SDLC) - software design requirements, application development, integration, testing, and deployment
Experience with at least one of the following programming or scripting languages: C, C++, and Python
Experience with two or more of the following tools: Jira, Crucible, Bitbucket, Subversion, Bamboo, Jenkins, Sonarqube, Fortify, or Coverity
Must have an active DoD Secret Security Clearance
Must have the ability to obtain and maintain Special Access Program (SAP) clearance prior to the commencement of employment.

Benefits

Comp & perks

Health insurance coverage
Life and disability insurance
Savings plan
Company paid holidays
Paid time off (PTO) for vacation and/or personal business

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

software developmentsoftware designapplication developmentintegrationtestingCC++PythonAgileSoftware Development Life Cycle

Soft Skills

problem solvingcollaborationcommunication

Certifications

DoD Secret Security ClearanceSpecial Access Program clearance