El Segundo, California, United States · On-site
$92k–$138k/yr
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 opportunit…
Skills: Systems engineering, Modeling and simulation, MATLAB, Python, C++
El Segundo, California, United States · On-site
$32/hr–$48/hr
The Aerospace Corporation is the trusted partner to the nation’s space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development ce…
Skills: Astrodynamics, Mathematics, Computer software tools, Python, C++
El Segundo, California, United States · On-site
$100k–$140k/yr
The Aerospace Corporation is the trusted partner to the nation’s space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development ce…
Skills: Remote sensing, Modeling and simulation, Aerospace engineering, Python, C/C++
El Segundo, California, United States · On-site
$100k–$140k/yr
The Aerospace Corporation is the trusted partner to the nation’s space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development ce…
Skills: Spacecraft design, Systems engineering, Concurrent engineering, MATLAB, Python
El Segundo, California, United States · On-site
$100k–$140k/yr
The Aerospace Corporation is the trusted partner to the nation’s space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development ce…
Skills: Astrodynamics, Orbit determination, Algorithm development, Systems engineering, Modeling and simulation
El Segundo, California, United States · On-site
$32/hr–$48/hr
The Aerospace Corporation is the trusted partner to the nation’s space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development ce…
Skills: Modeling and simulation, Astrodynamics, Space operations, Python, C++
El Segundo, California, United States · On-site
$32/hr–$48/hr
The Aerospace Corporation is the trusted partner to the nation’s space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development ce…
Skills: Algorithm development, Systems engineering, Orbit determination, Target tracking, GNSS analysis
El Segundo, California, United States · Hybrid
$89k–$121k/yr
Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: Software Engineering Job Qualifications: Skills: En…
Skills: ITSM, Platform engineering, System integration, API integration, Workflow automation
El Segundo, California, United States · On-site
$135k–$170k/yr
Title: Strategic Requirements Systems Engineer Belong. Connect. Grow. With KBR! KBR’s National Security Solutions team provides high-end engineering and advanced technology solutions to our customers in the intelligence …
Skills: Systems engineering, Requirements development, Requirements management, DOORS, Satellite systems
El Segundo, California, United States · On-site
SAIC's Horizon program is seeking you, our latest Modeling and Simulation Software Engineer, to support the U.S. Space Force's mission of delivering warfighter capability via the Space Systems Command's Program Executive…
Skills: Modeling and simulation, Software engineering, MATLAB, Python, Java
El Segundo, California, United States · On-site
SAIC's Horizon program is seeking you, our latest Modeling and Simulation Software Engineer, to support the U.S. Space Force's mission of delivering warfighter capability via the Space Systems Command's Program Executive…
Skills: Modeling and simulation, MATLAB, Python, Java, C++
El Segundo, California, United States · On-site
$160k–$250k/yr
CHAOS Inc. is a global technology company delivering next-generation capabilities to the defense and critical industrial sectors. Founded in 2022 by a seasoned leadership team, CHAOS has quickly become the place where wo…
Skills: Radar signal processing, Target detection, Tracking, Classification, C++
El Segundo, California, United States · Hybrid
The Aerospace Corporation is the trusted partner to the nation’s space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development ce…
Skills: Systems engineering, Program management, Communications, PNT, Electronics
Northrop Grumman Mission Systems, Inc.El Segundo, California, United States · On-site
$76k–$141k/yr
RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the TimeDescription At Northrop Grumman, our employees have incredible opport…
Skills: Industrial security, Personnel security, Physical security, Access control, OPSEC
Northrop Grumman Mission Systems, Inc.El Segundo, California, United States · On-site
$177k–$266k/yr
RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 25% of the TimeDescription At Northrop Grumman, our employees have incredible opportunit…
Skills: Propulsion systems, Fluid management, Siemens AMESIM, MATLAB, Simulink
El Segundo, California, United States · Hybrid
$87k–$198k/yr
Systems Integrator The Opportunity: Are you looking for an opportunity to combine your technical skills with big picture thinking to make an impact on national security space missions? You understand your customer’s envi…
Skills: Systems engineering, System integration, Space systems, Ground segment systems, Requirements analysis
El Segundo, California, United States · On-site
$146k–$198k/yr
Lead DevSecOps Software Engineer Company: The Boeing Company The Boeing Company has an exciting opportunity for a Lead DevSecOps Software Engineer to join our dynamic team in El Segundo, CA. This position will focus on s…
Skills: DevSecOps, CI/CD, Software engineering, Automation, GitLab
El Segundo, California, United States · On-site
$37/hr–$56/hr
The Aerospace Corporation is the trusted partner to the nation’s space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development ce…
Skills: X-ray Computed Tomography, Image analysis, Sample preparation, Microelectronics, Python
El Segundo, California, United States · On-site
Title: Information System Security Manager (ISSM) We are KBR At KBR, we partner with clients to provide purposeful and comprehensive science, technology and engineering solutions to governments as well as the top tier co…
Skills: Information System Security, Risk Management Framework, Assessment & Authorization, Cybersecurity Policy, NIST SP 800-53
El Segundo, California, United States · Hybrid
$62k–$141k/yr
Model-Based Systems Engineer The Opportunity: Create, integrate, and apply interdisciplinary digital models of products from concept throughout the product lifecycle on critical and complex ground systems that support Sp…
Skills: Model-Based Systems Engineering, SysML, DoDAF, Cameo, MagicDraw
El Segundo, California, United States • On-site
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The engineer will lead technical execution of systems analysis and simulation tasks to drive clean-sheet requirements and influence future technology development. They will develop simulation frameworks, performance models, and algorithms to assess system effectiveness across various operational environments.
Candidates must possess a Bachelor's degree in a STEM discipline with at least 2 years of related experience or a Master's degree. An active U.S. Government Secret clearance is required, along with proficiency in scripting tools like MATLAB or Python and experience with simulation frameworks.
Northrop Grumman Aeronautics Systems has an opening for a Modeling Simulation and Analysis Engineer to join our team of qualified, diverse individuals within our Systems Engineering organization. This role is located in El Segundo, CA.
Northrop Grumman’s Aeronautics Systems – Research & Advanced Design (R&AD) transforms breakthrough ideas into mission-ready capabilities through intelligent anticipation. We’re the front-end design engine, defining what comes next. From developing cutting-edge next-generation future aircraft to trailblazing collaborative autonomous platforms, we push the boundaries of technology and forge industry-leading partnerships that set new standards for what’s possible.
Our team owns the full lifecycle of advanced concept creation, from visionary early-stage designs and rapid prototyping to high-impact demonstrations and solving the toughest technical challenges in survivability, autonomy, and battle management. We seek curious, adaptable people who thrive on turning intuition into breakthrough solutions. If you’re driven to invent the future, build what’s next, and shape the landscape of national security, this is where you belong.
In this role, you will provide technical leadership and work in collaborative small team environments to conduct research and analysis, develop models and scenarios, and perform analysis of a wide variety of system types across multiple domains (friendly and adversary; ground, air and space) to drive the development of clean-sheet requirements, refine existing program system requirements, and influence the pursuit of future technologies and capabilities. You will work with air vehicle and subsystem engineers, as well as with program and customer leadership, to recommend candidate designs, and to develop Concepts of Operation (CONOPs) and Tactics, Techniques and Procedures (TTPs) at the system, mission, and campaign levels.
You will be responsible for developing new and/or integrate existing system simulation frameworks, performance models and algorithms, threat models and command and control models.
Lead teams in technical execution systems analysis and simulation tasks/projects.
Develop software and analytical tools to model behavior of systems in real-time and constructive simulations.
Develop, integrate, and use advanced graphical user interfaces and visualization tools.
Model operational environments, performs trade studies via computer simulation and recommends alternative architectures.
Performs operational analysis and mission effectiveness analysis.
Create and apply knowledge of TTPs to support blue/red kill chains across multiple security environments, programs, architectures, and platforms.
Provide blue/red tactics and CONOPS modeling, simulation, and analysis in mission-level models to help accomplish long-term objectives related to program development, execution, and related research and development projects.
Perform mission engineering activities to ensure continuity between desired operational capabilities and delivered system performance, through the Systems Engineering “V”. Ensure performance capabilities of new systems and architectures are traded against cost and mission requirements; develop operationally relevant mission scenarios; assess operational effectiveness of existing and emerging systems and capabilities in representative operational environments.
Solicit input from various stakeholders, synthesize data, and communicate results to various levels of leadership within the organization.
Thrive in a fast-paced work environment with high expectations, significantly diverse assignments, collaborative/team settings across all levels.
Must have a Bachelor’s of Science Degree in a STEM discipline and at least 2 years of related professional / military experience in Systems Engineering, OR a Master's Degree and at least some related professional / military experience in Systems Engineering
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).
Must have the ability to obtain and maintain a US Government Top Secret clearance within a reasonable amount of time as determined by business needs.
Must have the ability to obtain and maintain Special Access Program (SAP) clearance within a reasonable amount of time as determined by business needs.
Must have scripting experience with tools such as MATLAB, Python, C++, Java, or experience conducting software-based trade studies.
Must have experience with developing advanced data analysis visualization tool sets.
Must have experience with simulation framework tools such as AFSIM, Suppressor, or STK.
Must have experience modeling operational environments, conducting operations analysis and mission effectiveness trade study analyses.
Operational military background or experience in any of the following: Fighter or Bomber Pilot, Electronic Warfare Officer/Weapons Systems Officer, Air Battle Manager, Intelligence Officer, Joint Duty Officer
Familiarity with AGILE, MBSE, and/or system architecture.
Effective project management skills and good communication.
Experience with version control tools (Bitbucket, GitHub, Gitlab, etc.).
Strong interpersonal and leadership skills.
Excellent communications skills, including the ability to present and brief technical data to all levels of leadership within the organization and U.S. Government.
A current active in-scope U.S. Government DoD Top Secret security clearance with current or previous Special Program Access (SAP)/SCI.
Experience in at least one of the following areas:
Research, Analysis, and Creating Assessments of Foreign Threats to US Military systems
Operations Modeling and Simulation of Radars, Missiles, Integrated Air Defense Systems (IADS), Air, Sea, and/or Space platforms
Analysis of defense systems at the mission level of Survivability, Lethality, Vulnerability, and Engagement.
Low Observables (LO)
Modeling and Analysis of Radio Frequency (RF) signals, Infrared (IR), Electro-Optical (EO), and/or Acoustic
Modeling and Analysis of Electronic Attack (EA), Electronic Protection (EP), and/or Electronic Countermeasures
Friendly/Adversary CONOPs and tactics
We are a close-knit community of big thinkers collaborating to keep the world safe. Our passion, creativity and expertise bring next-level technology solutions to life in autonomous systems, cyber, C4ISR, strike, space, and logistics and modernization for our customers around the globe. On the Northrop Grumman team, you’ll join our pursuit of excellence immersed in a dynamic culture of innovation and respect. Your unique perspective will help achieve our shared vision for the future of global security. Every step of the way, you'll be supported by world-class training, employee resource groups and a comprehensive benefits package that enables greater health and happiness for you and your family. Worldwide and across disciplines, we’re challenging what’s possible for technology to protect people and places from undersea to outer space and into cyberspace. And we see the impact of our performance every day. We are Northrop Grumman, and we work on what matters—now, you too can make a difference. Explore opportunities in engineering, IT, manufacturing, business management, cybersecurity and more at jobs.northropgrumman.com/careers. 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. Our careers site can be found at jobs.northropgrumman.com/careers. If you are contacted about a job at Northrop Grumman, please verify the email came from the domain @ngc.com before engaging with that contact. If you are contacted by a Northrop Grumman recruiter on LinkedIn, please that their profile includes the verified check mark to ensure the contact is legitimate.
Offices: 2980 Fairview Park Dr, Falls Church, VA 22042, US · 1580 W Nursery Rd, Linthicum Heights, MD 21090, US · 16765 W Bernardo Dr, San Diego, CA 92127, US
Based on 730 listings with disclosed salaries, most security & safety jobs in El Segundo, CA pay between $92k–$225k per year. Individual offers vary with seniority, company size, and specialization.
There are currently 806 open security & safety positions in El Segundo, CA listed on Clera. New openings are added daily as companies post roles.
Companies currently hiring include Boeing, The Aerospace Corporation, RTX, CHAOS Industries, KBR, Inc., among others. Browse the listings above to see every active employer.
Yes — 80 of the 806 open security & safety positions offer remote or hybrid work (8 remote, 72 hybrid).
Each listing links directly to the employer's application page. Apply early — fresh listings get the most recruiter attention in the first two weeks.
