Northrop Grumman

Principal Engineer Data

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

Qualifications

  • Bachelor's or Master's in STEM with 5+ years or 3+ years of experience respectively; PhD with 1+ year of experience.
  • Experience with Python, SQL, and data visualization tools like Tableau.
  • Proficiency in data architecture and integration strategies.
  • Active US Government secret clearance with ability to obtain special program access.
  • Experience in data platforms and orchestration tools.

Responsibilities

  • Lead design efforts and mentor engineering teams.
  • Create scalable data pipelines and manage ETL processes.
  • Optimize data models for analytics and reporting needs.
  • Implement data quality and monitoring frameworks for reliability.
  • Collaborate with cross-functional teams on analytical requirements.
  • Develop reusable analytics code libraries for self-service use.
  • Evaluate and recommend new data technologies for improvement.

Benefits

  • Health insurance coverage and life/disability insurance.
  • Savings plan and company-paid holidays.
  • Paid time off (PTO) for vacation and personal business.
  • Potential for overtime, shift differential, and discretionary bonuses.
Full Job Description
RELOCATION ASSISTANCE: No relocation assistance available

CLEARANCE REQUIRED FOR START: Yes

CLEARANCE TYPE: Secret

TRAVEL: Yes, 10% of the TimeDescription

Northrop Grumman Aeronautics Systems is seeking a Principal Data Engineer with AI Experience to join our onsite team in El Segundo, California.

A hybrid work arrangement may be considered for this position.

We are looking for a passionate Principal Data Engineer to design and develop an ecosystem of interconnected business systems, virtualized data pipelines, data catalogs, and end-user consumable data products. We are seeking self-motivated individuals who have a thirst for knowledge, a relentless drive to solve complex problems, and proven experience collaborating in cross functional teams.

Job Responsibilities
  • Demonstrated technical leadership (leading designs, mentoring engineers, driving cross-team technical alignment).
  • Design, develop, and maintain scalable data pipelines and ETL(Extract, Transform, Load) processes across multiple data sources.
  • Build and optimize data models for analytics and reporting
  • Implement robust data quality, validation, and monitoring frameworks to ensure reliability of downstream insights.
  • Collaborate with data scientists, product managers, and business stakeholders to translate analytical requirements into technical specifications.
  • Create reusable, documented analytics code libraries to accelerate self-service analytics.
  • Evaluate emerging data technologies and recommend improvements to the analytics stack.
  • Ensure compliance with data governance, security, and privacy policies.
  • Develop and maintain Tableau dashboards, , and ad-hoc querying tools for customers and stakeholders.
  • Provide technical leadership through design reviews, prototyping, code contributions, and mentoring while aligning roadmaps across teams.
  • Partner with product, platform, data, security, and compliance to establish responsible AI practices, model governance and predictive modeling
  • Applied AI/ML engineering experience delivering models to production (classical ML and/or deep learning, including LLM-enabled solutions).
  • Experience integrating AI/ML capabilities into enterprise software systems (APIs/services, data pipelines, and production deployment patterns).
  • Experience working in regulated environments with strong emphasis on security, data handling, and governance expectations for AI use.


Basic Qualifications:
  • Bachelor's Degree in a Science, Technology, Engineering, or Mathematics (STEM) field with at least 5 years of experience OR Master's Degree in a Science, Technology, Engineering, or Mathematics (STEM) field with at least 3 years of experience OR PhD Degree in a Science, Technology, Engineering, or Mathematics (STEM) field with at least 1 years of experience
  • Experience with Python, GIT, Command Line, SQL Servers, DataBricks, Oracle databases, Dagster, Tableau, Microsoft Excel, Visual Studio, FastAPI, Azure, SQL Alchemy, pytorch, scikit-learn, pillow, OpenCV and torchvision
  • Experience with data architecture, data models, physical database designs, data integration strategy and design for operational systems, systems integration, and analytical systems
  • Experience with SQL Server and proficiency in data visualization tools (e.g., Tableau, Power BI, etc.)
  • Active US Government secret clearance and with the ability to obtain special program access


PreferredQualifications:
  • Experience with modern data orchestration tools (e.g. Airflow)
  • Proficiency in leading data visualization tools (e.g. Tableau, PowerBI)
  • Expert in Python, SQL, and data visualization tools.
  • Experience in ERP, MRP, and Quality systems (e.g. SAP, MES, Solumina, TIPQA, etc.)
  • Experience with data platform technologies (e.g., Palantir, Databricks, etc.).
  • Experience leading AI technical strategy/roadmaps for a program or product; influencing stakeholders across software, systems, and program leadership.
  • Deep experience with LLM solutions, including retrieval-augmented generation (RAG), evaluation/guardrails, and enterprise-ready integration.
  • Familiarity with enterprise AI governance and responsible-use expectations, including alignment to company AI governance procedures.


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

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.

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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

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