Join Northrop Grumman on our continued mission to push the boundaries of possible across land, sea, air, space, and cyberspace. Enjoy a culture where your voice is valued and start contributing to our team of passionate professionals providing real-life solutions to our world’s biggest challenges. We take pride in creating purposeful work and allowing our employees to grow and achieve their goals every day by Defining Possible. With our competitive pay and comprehensive benefits, we have the right opportunities to fit your life and launch your career today.
Our Advanced Test and Support Systems (ATSS) group is seeking Software Engineer/Principal Software Engineer (Level 2/3) to join our team of qualified and diverse individuals in Oklahoma City, OK. You will become part of a Northrop Grumman team of professionals who are actively developing Avionics Testing Solutions and Specialized Test Equipment.
Responsibilities:
• Oversight and ownership of software engineering design and implementation for a wide array of projects including:
o Solution design
o Modelling and presentations
o Work Planning
o Embedded Coding
o Debugging
o Hardware Control and Interface
o Data Acquisition and Management
o Multilevel Test and Verification
o Development and coordination for internal and customer design reviews for the software and system level designs of our products
o Integration into DevSecOps environment
• Development of supporting documentation (operating / user manuals, etc.) for our products
• Assist in troubleshooting of lab equipment as failures occur
• Coordination with management to ensure product technical data packages meet project schedule commitments
• Coordinate between several internal and external stakeholder groups (Software Development, System Test, Cyber Operations, Procurement, etc.) to achieve contractual commitments
Basic Qualifications:
- Software Engineer: Bachelor's degree in Electrical/Computer Engineering, Computer Science (or equivalent) with 2 years of related engineering experience; OR a Master’s degree with 0 years of related engineering experience
- Principal Software Engineer: Bachelor's degree in Electrical/Computer Engineering, Computer Science (or equivalent) with 5 years of related engineering experience; OR a Master’s degree with 3 years of related engineering experience; OR a PhD with 0 years of related engineering experience
- Experience with SAFe Agile software development using Python, C++, and/or C# in a Windows or Red Hat Enterprise Linux environment
- Knowledge of object-oriented design and software lifecycles
- Experience with version control software, configuration management processes, and modern CI/CD practices
- Must be a U.S. Citizen with ability to obtain a U.S. government SECRET security clearance & special program access
- Experience in Aerospace or Defense industry (development or test)
Preferred Qualifications:
- Active U.S. government SECRET or higher security clearance with investigation in the last five (5) years
- Active Program clearance
- Master’s Degree in Electrical/Computer Engineering, Computer Science or related discipline
- Experience with HW/SW Integration
- Experience with DevSecOps pipeline (GitHub/GitLab)
- Experience in software development to include any of the following: kernel mode, embedded, command and control, web applications, network applications
- Development of lower-level networking protocols such as TCP/IP and UDP and/or MIL-STD-1553
- Experience with Atlassian tools (JIRA, Confluence, Bitbucket)
- Experience with NI LabVIEW development
- Experience with supporting operational systems
- Experience with supporting distributed systems
- Experience with working in Virtualized Environments (VMs, AWS Cloud Instances)
- Experience with QT or GL Studios
Skills Required
- Bachelor's degree in Electrical/Computer Engineering or Computer Science (or equivalent) with relevant experience
- Experience with Python, C++, and/or C# development in Windows or Red Hat Enterprise Linux environments
- Knowledge of object-oriented design and software lifecycles
- Experience with version control, configuration management, and CI/CD practices
- Experience with SAFe Agile software development
- U.S. Citizenship with ability to obtain U.S. government SECRET security clearance and special program access
- Experience in Aerospace or Defense industry (development or test)
Northrop Grumman Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Northrop Grumman and has not been reviewed or approved by Northrop Grumman.
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Retirement Support — 401(k) matching is considered strong, with additional defined-benefit coverage for certain cohorts and options like catch-up contributions. Retirement programs are repeatedly highlighted as a core strength of the total rewards.
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Leave & Time Off Breadth — PTO, company-paid holidays, and compressed work schedules (such as 9/80) provide meaningful time away and flexibility. These scheduling options are cited as a major quality-of-life benefit across many locations.
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Parental & Family Support — Paid parental leave alongside caregiver leave, adoption assistance, and back-up care supports a range of family needs. These programs have been expanded recently, signaling continued investment in family support.
Northrop Grumman Insights
What We Do
We are a close-knit community of big thinkers collaborating to keep the world safe. Our passion, creativity and expertise bring next-level technology solutions to life in autonomous systems, cyber, C4ISR, strike, space, and logistics and modernization for our customers around the globe. On the Northrop Grumman team, you’ll join our pursuit of excellence immersed in a dynamic culture of innovation and respect. Your unique perspective will help achieve our shared vision for the future of global security. Every step of the way, you'll be supported by world-class training, employee resource groups and a comprehensive benefits package that enables greater health and happiness for you and your family. Worldwide and across disciplines, we’re challenging what’s possible for technology to protect people and places from undersea to outer space and into cyberspace. And we see the impact of our performance every day. We are Northrop Grumman, and we work on what matters—now, you too can make a difference. Explore opportunities in engineering, IT, manufacturing, business management, cybersecurity and more with us. Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer.









