At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.
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.
Northrop Grumman Space Systems, Multi-Domain Operations, Missile Defense Integration Business Unit (BU), has an exciting career opportunity for a Sr. Principal Software Engineer to join our team located in Huntsville, AL.
Basic Qualifications:
Bachelor’s Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline preferred from an accredited university and 8 years of related experience, or a Master's Degree and 6 years of related experience, or PhD and 4 year of experience.
Experience developing software in C++ and Java
Experience with embedded SW development
Experience with Python or other scripting languages.
Prior experience with ethernet TCP/IP interfaces
Experience in developing HW interface code for ethernet and CompactRIO Systems and/or general signal I/O processing
Applicants must have a current active in-scope U.S. Government DoD issued Secret security clearance at the time of application which is required to start.
Preferred Qualifications:
Familiarity with Agile software development practices and Atlassian toolset.
Experience with CMake
Experience with gRPC
Sec+
A current active in-scope U.S. Government DoD Top Secret security clearance.
Skills Required
- Bachelor's Degree in STEM and 8 years related experience OR Master's Degree and 6 years OR PhD and 4 years
- Experience developing software in C++ and Java
- Experience with embedded software development
- Experience with Python or other scripting languages
- Prior experience with Ethernet TCP/IP interfaces
- Experience developing hardware interface code for Ethernet and CompactRIO systems and/or general signal I/O processing
- Current active in-scope U.S. Government DoD Secret security clearance required to start
- Familiarity with Agile software development practices and Atlassian toolset
- Experience with CMake
- Experience with gRPC
- Security+ certification (Sec+)
- Current active in-scope U.S. Government DoD Top Secret security clearance
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.





