Jobs in the United States

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Added 6 mins ago
MQ
Principal Optical Systems Engineer
Monarch Quantum
San Diego, CA
- $175,000 to $225,000 USD / year
Join our fast-paced and passionate team as a Principal Optical Systems Engineer. As we scale, you will be instrumental in building our foundation from the ground up. This is a dynamic,…
Added 6 mins ago
TT
Full Stack Engineer
True Talent Solutions Partners
San Francisco, CA
- $120,000 to $150,000 USD / year
On-site, five days per week in San Francisco, California.
Added 8 mins ago
TC
Advanced Energy Intern
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New York, NY
- $20 to $28 USD / hour
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Added 8 mins ago
Senior Engineer (PE) - Solid Waste
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Valid driver’s license required
Added 8 mins ago
ME
Fleet Support Engineer
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San Francisco, CA
- $85 to $90 USD / hour
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Added 12 mins ago
PN
Data Scientist (Nuclear Physics)
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- $114,000 USD / year
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Added 17 mins ago
G
Software Engineer
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- $160,000 to $200,000 USD / year
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Added 19 mins ago
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Added 19 mins ago
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Must have an active US Government Secret clearance (with a background investigation within the past 6 years or enrolled into Continuous Evaluation)
Added 19 mins ago
Sr Principal Flight Test Systems Engineer
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Must have an active US Government Secret clearance (with a background investigation within the past 6 years or enrolled into Continuous Evaluation)
Added 20 mins ago
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…or may not actually have engineering degree, but addresses technical working of…
Added 20 mins ago
CO
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Grand Forks, ND
- $38.65 USD / hour
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Added 20 mins ago
Senior/Principal Cybersecurity - Systems Security Engineering, Onsite
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Added 21 mins ago
Quantum Research Engineer, Quantum Computing
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Added 21 mins ago
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Added 21 mins ago
Engineer II
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Added 21 mins ago
Field Engineer Lead I
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Added 21 mins ago
Software Development Engineer - AWS, Amazon GuardDuty
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You will be a hands-on engineer contributing to the full software development lifecycle - from requirements gathering and system design through implementation, testing, deployment, and…
Added 21 mins ago
Principal Engineer - Simulation Modeling
Northrop Grumman
Palmdale, CA
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.
Added 21 mins ago
C-17 Data Analytics Engineer (Experienced, Lead or Senior)
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…team, experts who guide the Customer on getting the very best technical performance from the C-17 fleet, the primary strategic airlifter in USAF…
Added 21 mins ago
Mid-level or Senior Modeling and Simulation Engineer
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Added 21 mins ago
DSP Algorithms Engineer (Lead or Senior)
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As a DSP Algorithms Engineer, you will design and develop state-of-the-art, space-based communication systems for commercial, civil and/or national security programs. You will actively…
Added 21 mins ago
Systems Engineer - Sys Architecting, Requirements & Interfaces (Experienced, Lead)
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…Assemble, Integration and Test (AI&T) IPT as either a test engineer or in an oversight role to help track and resolve Non-Conformance Reports (NCRs). This may also include performing a…
Added 21 mins ago
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Added 21 mins ago
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…people worldwide with customers in more than 85 countries and operations in over 28 countries. KBR is proud to work with its customers across the globe to provide technology, value-added…

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