Northrop Grumman

Ground Software System I&T Engineer - AHT

Northrop Grumman$114K — $171K *
Aerospace & Defense
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's or master's degree in a STEM discipline; advanced degrees preferred with relevant experience
  • Experience in software engineering that ranges from 5+ years for Level 3 up to 8+ years for Level 4
  • Ability to obtain a DoD Secret clearance
  • Experience with cloud-based software solutions
  • Strong problem-solving skills with a focus on debugging and integrating complex systems.

Responsibilities

  • Support software systems engineering design and integration testing (I&T)
  • Act as a liaison with external stakeholders to represent Northrop Grumman
  • Design and develop mission-critical ground software systems including cloud-based and operator-facing tools
  • Create modular and reusable software architectures to boost maintainability
  • Troubleshoot and resolve complex technical challenges
  • Prepare and present data-driven recommendations to leadership and customers
  • Mentor teammates while managing multiple deadlines across projects.

Benefits

  • Relocation assistance may be available
  • Comprehensive health insurance and life/disability insurance
  • Paid holidays and personal time off
  • Opportunities for professional development and advancement
  • Annual bonus and potential for long-term incentives for qualifying positions.
Full Job Description
RELOCATION ASSISTANCE: Relocation assistance may be available

CLEARANCE REQUIRED FOR START: No

CLEARANCE TYPE: None

TRAVEL: Yes, 10% of the TimeDescription

Northrop Grumman’s Space Sector is seeking a Ground Software System I&T Engineer (Level 3 or 4) to join our team of highly qualified, diverse professionals within the Western Region Software Engineering Directorate. This position is located onsite in Redondo Beach, CA.

The Western Region Software Engineering organization comprises over 800 skilled professionals—including Software Engineers, DevOps Engineers, Database Administrators, and Network Engineers—at every career stage, from early‑career engineers to senior chief engineers and architects. The organization supports numerous programs and offers ample opportunities for advancement into higher‑level technical roles or leadership positions. Our culture promotes cross‑program collaboration, continuous professional development, and a strong sense of community.

Job responsibilities of the Ground Software System I&T Engineer (Level 3 or 4) include, but are not limited to, the following:

  • Support both Software Systems Engineering design and Software Segment Integration & Test (I&T).
  • Serve as a key interface with external stakeholders, representing Northrop Grumman (NG) in meetings with customers and external program integration partners.
  • Design, develop, and integrate mission‑critical ground software, including cloud‑based backend systems (e.g., Python) and operator‑facing front‑end tools (e.g., ReactJS or similar frameworks).
  • Develop modular, reusable architectures that reduce overall code footprint while improving maintainability and scalability.
  • Apply strong problem‑solving skills to quickly understand and address complex technical concepts.
  • Prepare charts, present data, and provide recommendations to internal teams, program leadership, and external customers, demonstrating excellent written and verbal communication skills.
  • Manage tasking and mentor team members across multiple program schedules with tight deadlines.

This requisition may be filled at a higher grade based on the qualifications listed below.

Basic Qualifications:

  • For Principal Software Engineer (Level 3)
    • Bachelor’s degree in a STEM discipline with 5+ years of relevant software engineering experience or Master’s degree in a STEM discipline with 3+ years of stated experience or Ph.D. in a STEM discipline with 1+ years of stated experience.
  • For Sr.Principal Software Engineer (Level 4)
    • Bachelor’s degree in a STEM discipline with 8+ years of relevant software engineering experience or Master’s degree in a STEM discipline with 6+ years of stated experience or Ph.D. in a STEM discipline with 4+ years of stated experience.
  • Candidate must have the ability and willingness to obtain and maintain a DoD Secret clearance within a reasonable period of time as determined by the company.
  • Experience with cloud-based software systems.
  • Experience with software design and/or software systems modeling tools.
  • Demonstrated ability to debug, troubleshoot, and integrate large-scale distributed systems.

Preferred Qualifications:

  • Experience developing or defining software architecture and detailed CONOPs  for proliferated constellations and their associated ground systems, including mission planning, data telemetry, and command-and-control workflows.
  • Direct experience supporting or developing products for satellite constellations or ground systems. 
  • Experience with mission planning workflows, with a proven track record of creating solutions that integrate operational constraints and real-world mission requirements.
  • Experience with software and system design using Cameo.
  • Experience with SysML or UAF.
  • Experience with CI/CD pipelines.
  • Comprehensive understanding of zero-trust security architectures and application of secure-by-design principles in mission-critical software development.
  • Strong background in multi-tenant and plug-and-play ground system concepts, including cloud-native implementation with tools like AWS Lambda, DynamoDB, or API Gateway.
  • Familiarity with compatibility testing and hardware-in-the-loop environments, ensuring operational readiness and reliability under realistic mission conditions.
  • Knowledge or certification in agile development methodologies, with experience working on iterative design and rapid prototyping to respond dynamically to evolving mission architectures.

Primary Level Salary Range: $114,000.00 - $171,000.00

Secondary Level Salary Range: $142,200.00 - $213,400.00

The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.

Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.

The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.

About Northrop Grumman

Northrop Grumman is a security company that provides systems, products, and solutions in aerospace, electronics, information systems, shipbuilding, and technical services to government and commercial customers. They design, develop, and build everything from aircraft and spacecraft to cyber security systems. The company is involved in a wide range of defense and technology projects, including the development of aircraft, space systems, cybersecurity solutions, and advanced electronics.

Northrop Grumman Careers

Join the elite team at Northrop Grumman, a leading global security company providing innovative systems, products, and solutions in autonomous systems, cyber, C4ISR, space, strike, and logistics and modernization to customers worldwide. There has never been a more exciting time to advance your career with Northrop Grumman.

Work You’ll Do

At Northrop Grumman, your work will redefine the edges of technology and create a safer future. Our culture thrives on intellectual curiosity, cognitive diversity, and bringing your whole self to work. Our team is at the forefront of innovation, collaborating to make the impossible, possible.

Explore Job Opportunities and Growth

Whether you’re looking for an internship, an entry-level position, or a spot for seasoned professionals, Northrop Grumman offers a variety of career paths that encourage growth and development. Explore job opportunities that elevate your skills, and push your career to the next level.

Join Our Diverse and Inclusive Team

Diversity and inclusion are the foundations of our culture. Northrop Grumman is committed to building a diverse team that fosters an inclusive environment, where every team member is valued for their unique perspectives and contributions. We believe that diversity fuels innovation.

Professional Development and Benefits

Northrop Grumman is dedicated to your professional and personal growth. We offer unparalleled benefits, including comprehensive health coverage, generous time off, and family care resources. Additionally, we provide extensive leadership and diversity training to help you craft your career path.

Networking and Leadership

Enhance your career through our robust networking opportunities. Connect with leaders and peers within Northrop Grumman through various events, mentorship programs, and professional groups. Our leadership is deeply invested in nurturing talent and guiding team members through their career journey.

Innovation in Technology

Drive technological breakthroughs with a company at the cutting edge of innovation. Northrop Grumman is a place where you can work on projects that push the boundaries of what is possible.

How to Apply

Ready to join our team? Check out the open positions on our Careers page. Tailor your resume to highlight your relevant skills and experiences. Prepare for your interview with us by researching our projects and understanding our company’s mission and values.

Stay Connected

Keep up to date with the latest news, job openings, and insider tips by subscribing to our careers blog. Personalize your experience by joining our community and setting up job alert emails tailored to your career preferences.

Northrop Grumman Jobs

Discover the impact you can make with a career at Northrop Grumman. We are actively hiring and looking for passionate, curious, and solution-driven team players. Search Northrop Grumman jobs today and find where your expertise is needed most. Join Northrop Grumman, and be part of a team that is dedicated to making a difference, not only within the company but in the world at large. Your journey to building a rewarding career starts here.
Learn more about Northrop Grumman
Size
88,000 employees
Market Cap
$82.7 billion
Industry
Net Income
$3.1 billion
Founded
1939
5 Year Trend
+7.6%
Revenue
$36.7 billion
NASDAQ

Similar Jobs

More Jobs at Northrop Grumman

More Aerospace & Defense Jobs

Find similar Ground Software System I&T Engineer - AHT jobs: