Jobs in the United States

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Added 2 mins ago
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Northrop Grumman

Principal Engineer - Simulation Modeling

Palmdale, CA, United States

Primary Level Salary Range: $103,600.00 - $155,400.00

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Job details

Pay: Primary Level Salary Range: $103,600.00 - $155,400.00
Experience: AND 4 years of related professional/military experience include a background in model simulation.
Posting language: English
Posted: Aug 20, 2026

Original job description

RELOCATION ASSISTANCE: Relocation assistance may be available

CLEARANCE REQUIRED FOR START: Yes

CLEARANCE TYPE: Top Secret

TRAVEL: Yes, 10% of the Time

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 Aeronautics Systems has an opening for a Principal Engineer - Simulation Modeling to join the team of qualified individuals. Position is located in Palmdale, CA.

If you enjoy turning complex models into fast, real-time simulations, you’ll shape frameworks, visualization, and analysis pipelines used by diverse customers. Expect variety, learning opportunities, and a friendly environment as you guide trade studies and mission effectiveness analysis using C/C++/Java on Windows/Linux/RTOS with Git, Confluence, Atlassian, and GitLab.

Key Responsibilities:

Develops new and/or integrates existing system simulation frameworks, performance models and algorithms, threat models and command and control models.
Simulates real-time operations and develops software that simulates behavior of systems.
Develops integrates and uses advanced graphical user interfaces and visualization tools.
Models operational environments, performs trade studies via computer simulation and recommends alternative architectures.
Performs operational analysis and mission effectiveness analysis.

We offer flexible work arrangements, 9/80 work schedule with every other Friday off, phenomenal learning opportunities, exposure to a wide variety of projects and customers, and a very friendly team environment. We are looking for self-motivated, proactive, and goal-oriented people to help us grow our services and become even better at what we do.

Basic Qualifications:

Must have a Bachelor of Science degree in a STEM discipline AND 8 years of related professional/military experience to include a background in model simulation, OR a Master's degree AND 6 years of related professional/military experience include a background in model simulation, OR a Ph.D. AND 4 years of related professional/military experience include a background in model simulation.
Must have an active US Government Top Secret clearance (with a background investigation within the past 6 years or enrolled into Continuous Evaluation).
Must have the ability to obtain and maintain Special Access Program (SAP) clearance, within a reasonable amount of time as determined by business needs.
Ability to obtain and maintain subsequent SAP PARs following commencement of employment to be able to completely support statement of work.
Solid understanding of object-oriented programming languages, including C/C++.
Familiarity with development on Windows, Linux, and RTOS like LynxOS or VxWorks.
Experience with aviation or safety-critical systems
Experience with JavaScript, HTML,CSS and XML
Familiarity with the Atlassian tool suite, plugins, Git and Confluence.
Experience developing software using Java, C++ or other object oriented software languages

Preferred Qualifications:

Current applicable Special Access Program (SAP) clearance.
Comfort with agile development tools such as the GitLab tool suite, including proficiency with version control systems like Git.
Full software development life cycle experience.
Rhapsody and/or Cameo UML Modeling experience.
Experience configuring Microsoft Windows within a secure environment.
Experience using python and other scripting languages in a development environment.
Proven capacity to work effectively within a multi-disciplinary team and demonstrate effective communication skills in technical discussions.
Proficient in creating and maintaining comprehensive software documentation throughout the development lifecycle.

Primary Level Salary Range: $103,600.00 - $155,400.00

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.

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.

Job Category: Engineering

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Jobs in the United States