Northrop Grumman

Sr Principal Modeling & Sim Systems Engineer - AISR&T Contingent

Northrop Grumman$142K — $213K *
Aerospace & Defense
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's in STEM and 8 years of relevant experience, or a Master's with 6 years, or a Ph.D. with 4 years
  • Experience with modeling and simulation on complex systems
  • Proficiency in modeling/simulation tools like MATLAB, Python, or C/C++
  • Experience analyzing data and presenting results clearly
  • Active US Government Secret clearance.

Responsibilities

  • Develop and maintain system level models for architecture trades and performance assessments.
  • Collaborate across teams to understand modeling requirements and use cases.
  • Plan and execute model verification and validation activities.
  • Document model assumptions, limitations, and V&V results for stakeholders.
  • Use M&S results to inform technical decisions and program recommendations.
  • Prepare and deliver technical briefings and trade study findings.

Benefits

  • Health insurance coverage
  • Life and disability insurance
  • Savings plan
  • Company paid holidays
  • Paid time off (PTO) for vacation and personal business
Full Job Description
RELOCATION ASSISTANCE: No relocation assistance available

CLEARANCE REQUIRED FOR START: Yes

CLEARANCE TYPE: Secret

TRAVEL: Yes, 10% of the TimeDescription

Please note that this opportunity is contingent on program funding. Start dates are determined after funding confirmation.

Northrop Grumman Aeronautics Systems has an opening for a Senior Principal Modeling & Simulation (M&S) Systems Engineer to support the AISR&T program in Rancho Bernardo, CA. In this role, you will develop and use system level models to support architecture trades, performance assessments, and design decisions, and will be responsible for planning and executing model verification and validation (V&V) to ensure models accurately represent system behavior.

Responsibilities

  • Develop, integrate, and maintain system level models and simulations to support architecture trades, requirements analysis, and performance assessments.
  • Collaborate with systems, software, hardware, and integration teams to derive modeling needs, assumptions, and use cases.
  • Plan and execute model verification and validation activities, including defining validation criteria, identifying data sources, and comparing model outputs to test, flight, or operational data.
  • Document model assumptions, limitations, key parameters, and V&V results; communicate model credibility and appropriate use to stakeholders.
  • Use M&S results to support technical decisions, risk identification, and recommendations to program and customer leadership.
  • Support preparation and delivery of technical briefings, results summaries, and trade study findings to internal and external stakeholders.

Basic Qualifications

  • Must have a Bachelors of Science degree in a STEM field and at least 8 years of relevant military / professional experience, OR a Master's Degree in a STEM field and at least 6 years of relevant military / professional experience, OR a PhD and at least 4 years of relevant military / professional experience
  • Must have experience with modeling and simulation and/or systems engineering on complex systems or software intensive programs.
  • Must have proficiency with at least one or more modeling/simulation tools or languages (e.g., MATLAB/Simulink, Python, C/C++, or similar).
  • Must have experience analyzing data and presenting results in a clear, concise manner.
  • Must have an active US Government Secret or higher clearance (with a background investigation completed within the last 6 years or currently enrolled into Continuous Evaluation).

Preferred Qualifications

  • Experience developing and validating models for airborne ISR, mission systems, sensors, communications, or related domains.
  • Experience planning and conducting model V&V, including correlation with lab, flight test, or hardware in the loop data.
  • Familiarity with systems engineering practices (requirements analysis, architecture, allocation, and verification) and how M&S supports them.
  • Experience with data analysis and visualization tools (e.g., MATLAB, Python/pandas, Jupyter, or similar).
  • Familiarity with MBSE tools or approaches and integration of models with system architectures.
  • Strong communication and collaboration skills, with the ability to work across multiple engineering disciplines.

#Blue #Yellow

Primary 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.

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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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