2026 Associate Systems Mod Sim Engineer/Systems Mod Sim Engineer (TS Required)

RELOCATION ASSISTANCE: Relocation assistance may be available

CLEARANCE REQUIRED FOR START: Yes

CLEARANCE TYPE: Secret

TRAVEL: Yes, 10% of the TimeDescription

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 is seeking an Associate Systems Modeling Simulations Engineer/Systems Modeling Simulations Engineer. This position will be located at our Aeronautics Systems sector in either Rancho Bernardo, CA or El Segundo, CA.

The qualified candidate will become part of Northrop Grumman’s Systems Engineering Organization.

The selected candidate will Support Operations Analysis and Modeling and Simulation (M&S) activities for Aeronautics Systems to inform trade studies, concepts of operations, and requirements. Other duties include:

• Plan and execute studies (trade studies, sensitivity analyses, Monte Carlo), analyze results, and visualize findings to drive data-informed decisions.

• Develop complex algorithms and scripts for use in mission simulation tools.

• Develop, integrate, and maintain analytical models and simulation tools (e.g., MATLAB/Python/Simulink or similar) to evaluate system performance and mission effectiveness.

• Learn and understand Tactics, Techniques, and Procedures (TTPs) to support blue/red kill chains across multiple security environments, programs, architectures, and platforms.

• Solicit input from various stakeholders, synthesize data, and communicate results to various levels of leadership.

• Prepare clear technical documentation and concise briefings; present results to both technical and non-technical stakeholders.

This requisition may be filled at either an Associate Systems Modeling Simulations Engineer (T01) or Systems Modeling Simulations Engineer (T02)

Basic Qualifications for an Associate Engineer Systems (T01)

A candidate, regardless of age and hiring source, must meet ALL of the below

criteria. The candidate must:

• Be completing or has completed their Bachelor’s degree from an accredited institution by August 2026.

• Be majoring in or having majored in a STEM (Science, Technology, Engineering or Math) degree.

• Coursework in at least one of the following areas: Aeronautics, Meteorology, Civil Engineering, Mechanical Engineering, Electrical Engineering, Materials Science, Software Engineering, Physics, Applied Mathematics

• Active U.S. Government Top Secret security clearance (with a background investigation within the past 5 years or enrolled into Continuous Evaluation).

• Be able to obtain and maintain Program Special access within a reasonable period of time, as determined by the company to meet its business needs (U.S. citizenship is a pre-requisite).  Final approved U.S. Government security clearance (U.S. citizenship is a pre-requisite) as well as Program Special Access is required to start.

Basic Qualifications for an Engineer Systems (T02)

A candidate, regardless of age and hiring source, must meet ALL of the below criteria. The candidate must:

• Be completing or has completed their Master’s degree from an accredited institution by August 2026.

• Be majoring in or having majored in a STEM (Science, Technology, Engineering or Math) degree.

• Coursework in at least one of the following areas: Aeronautics, Meteorology, Civil Engineering, Mechanical Engineering, Electrical Engineering, Materials Science, Software Engineering, Physics, Applied Mathematics

• Active U.S. Government Top Secret security clearance (with a background investigation within the past 5 years or enrolled into Continuous Evaluation).

• Be able to obtain and maintain Program Special access within a reasonable period of time, as determined by the company to meet its business needs (U.S. citizenship is a pre-requisite).  Final approved U.S. Government security clearance (U.S. citizenship is a pre-requisite) as well as Program Special Access is required to start.

Preferred Qualifications for both level 1 and level 2

• Have an overall cumulative GPA of 3.25/4.0 or higher.

• Current applicable Special Access Program (SAP) clearance.

• Previous internship/co-op or other work experience, leadership & teamwork capabilities, interpersonal communication skills, and activities (professional/community/extracurricular)

• Have excellent written and verbal communication and strong interpersonal skills, with a collaborative, detail-oriented approach.

• Ability to develop physics based models and simulations using object oriented programming principles in MATLAB, Python, C++, or Java.

• Demonstrated ability to work in a rapid prototyping.

• Ability to develop physics-based models or behavior scripts.

• Familiarity with Model Based Systems Engineering (MBSE) and system architecture integration. 

• Experience with version control tools such as Github or Bitbucket 

• Experience developing CI/CD pipelines (Git/TFS, Azure DevOps, etc.) and collaborate in version controlled, team based environments.

• Proficiency in additional object oriented languages (C#, Java) and modeling/simulation of radars, missiles, Integrated Air Defense Systems (IADS), air and space platforms.

• Operational Military Experience

Pay Range

• Associate Systems Modeling Simulations Engineer: $63,900.00 - $111,000.00

• Systems Modeling Simulations Engineer: $77,200.00 - 134,200.00

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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.

Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.