Sr Principal Software Engineer
This is the employer's own posting, not a copy on a job board.
What we know
Is it still open?
Confirmed still open
Last checked 2d ago — checked against the employer's own applicant tracking system, which is the company answering directly.
We re-read the employer's own applicant tracking system and the posting was still there. That is the company answering directly.
How old is it?
Posted 11d ago
The date the source published, not the day we noticed it (2026-10-22). Last seen at its source 1h ago.
We have tracked this listing since 22 Oct 2026 (10 days). The employer's board dropped it once and re-listed it; it was last seen there 1 hour ago.
Is it remote?
United States-Remote
That is the location the employer filed this posting under. Quoted as written — we do not re-word the source's own location.
Who may apply?
United States
The description states no restriction of its own. This is the source's own tag.
Pay
$129.3k–193.9k/yr
Read out of the job description by us, not from a structured field. Shown in the posting's own currency and period; we never convert.
Skills named in the ad
Recognised terms only, from a fixed vocabulary — this is what CV matching compares against.
Carried by 1 source
-
Workday employer's own board first seen 10d ago · last seen 1h ago
The listing
Description
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.Northrop Grumman Mission Systems is a trusted provider of mission-enabling solutions for global security. We have a wide portfolio of secure, affordable, integrated, and multi-domain systems and technologies. Our differentiated battle management and cyber solutions deliver timely, mission-enabling information and provide superior situational awareness and understanding to protect the U.S. and its global allies.
Northrop Grumman Mission Systems is looking for you to join our team as a Sr. Principal Software Engineer to join the MS Data & Analytics organization. This is a remote role and can be performed virtually.
Occasional travel or short-term site visits may be required (up to 10% travel). This is a remote position and can be performed virtually; however, the ideal candidate will be located in or near a city where Northrop Grumman has a facility (for example: Baltimore, MD; Huntsville, AL; Rolling Meadows, IL, San Diego, CA).
This position will work a 9/80 A schedule, with every other Friday off.
What You'll Get To Do:
Join the MS Data & Analytics organization. Our Data & Analytics team partners with engineers to turn complex technical data into actionable insight. We design and maintain pipelines, data models, and interactive displays tailored to engineering workflows, and we build AI-enabled capabilities that help teams diagnose issues, optimize performance, and accelerate delivery. The group primarily supports Mission Systems engineering programs, enabling data-driven decisions across a wide range of products and missions.
In addition, you will also get to:
- Lead end-to-end full stack development of Data & Analytics products, from technical discovery to solution design through implementation testing, and deployment.
- Design and build intuitive and performant user interfaces for complex engineering data.
- Collaborate with Product Owners, engineers, systems engineers, testers, and SMEs to understand requirements and translate them into scalable and maintainable solutions.
- Use stakeholder and product data to inform technical decisions, prioritize features, and shape product architecture and roadmaps.
- Create and maintain artifacts, including API designs, {data structure}, well-structured documented code for both front end and back end components.
- Communicate technical rationale and tradeoffs to stakeholders and development team, advocating for the best possible user experience.
- Support implementation across the stack by working closely with other developers, clarifying requirements and edge cases, reviewing code, and validating features.
- Mentor and engage across disciplines to promote SW Engineering best practices and modern full stack development techniques and a strong technical culture within the Data & Analytics / EMR organization.
Basic Qualifications:
- Bachelor’s degree and 8 years software engineering experience; 6 years with a Master’s degree; 4 years with a PhD; may be able to consider an additional 4 years of experience in lieu of degree.
- Proficient in REACT, Mongo DB, Python, and TypeScript.
- Experience building and consuming RESTful APIs.
- Experience with version control (Git) and CI/CD practices.
- Knowledge of secure coding practices and basic authentication/authorization concepts.
- Experience working in Agile/Scrum teams and collaborating with cross-functional stakeholders.
- Demonstrated ability to work collaboratively with diverse teams while consistently bringing positive energy and a can‑do attitude to the workplace.
- U.S. Citizenship and the ability to obtain and maintain a U.S. Government Secret clearance is required.
Preferred Qualifications:
- Degree in Computer Science, Engineering, or a related STEM discipline
- Proficient in Node.js/Express