Find work in the United States.

A simpler way to find your next job.

Jobs in the United States

25+ jobs

Save this search

Added just now
Sr. Principal Systems Engineer I&T Lead
Northrop Grumman
Dulles, VA · Dulles
Proficiency in programming and scripting languages such as Python, MATLAB, C, C++, and Java.
Added just now
Sr. GRC Engineer
Blue Origin LLC
Seattle, WA
Proficiency in a general-purpose programming language (Python strongly preferred; Go, JavaScript/TypeScript, or similar welcome), with maintainable, tested, version-controlled code.
Added 1 min ago
Sr Principal Systems Engineer - AHT
Northrop Grumman
Huntsville, AL · Huntsville
Northrop Grumman Defense Systems (NGDS) is seeking a Systems Engineer to join the IBCS Algorithms Team supporting the development of mission-critical defense systems. This role focuses on…
Added 1 min ago
Software Engineer - Level 3 or 4 (Mathematician)
Northrop Grumman
Boulder, CO · Boulder
…(BU), Advanced Programs group has an opening for a Software Engineer – Level 3 or 4 (mathematician/algorithms developer/software engineer). We are working on an autonomous distributed…
Added 4 mins ago
EGSE Automation Software Engineer - TeraWave
Blue Origin LLC
Seattle, WA
Blue Origin is seeking an EGSE Automation Software Engineer to join the AI&T team on the Terawave program. In this role you will develop automated test cases, sequences, and supporting…
Added 5 mins ago
Sr. Thermal Design Engineer, Amazon LEO
Amazon Kuiper Manufacturing Enterprises LLC
Redmond, WA
We are looking for a Sr. Thermal Design Engineer who combines strong technical, research and analytical capabilities with a demonstrated ability to get the right work done quickly and…
Added 12 mins ago
Sr. Technical Support Engineer, FedRAMP
Cyera
Creve Coeur, MO
Engineer automation and internal tools: Write scripts and build custom diagnostic utilities to eliminate manual troubleshooting steps, streamline investigations, and scale team performance.
Added 12 mins ago
Sr. Technical Support Engineer, FedRAMP
Cyera
Plano, TX
Engineer automation and internal tools: Write scripts and build custom diagnostic utilities to eliminate manual troubleshooting steps, streamline investigations, and scale team performance.
Added 12 mins ago
Sr. Technical Support Engineer, FedRAMP
Cyera
Eugene, OR
Engineer automation and internal tools: Write scripts and build custom diagnostic utilities to eliminate manual troubleshooting steps, streamline investigations, and scale team performance.
Added 29 mins ago
COPY - Software Engineer (C++/Python)
Insight Global
Raritan, NJ
Insight Global's top Telecom client is seeking a Sr. Software engineer to join their R&D Labs organization to expand capabilities in a first of its kind platform. The Platform uses GenAI…
Added 29 mins ago
Cyber Integration Engineer Sr - (Represented)
Lockheed Martin
Mount Laurel, NJ
We are seeking a highly skilled and experienced Senior Cyber Software Engineer with a strong background cyber capability development and integration.
Added 30 mins ago
Software Engineer Intern
FlightSafety International Inc
Seattle, WA
The Software Engineer Intern will join the Orchestration organization on the AI Assisted Review team in Seattle to build agentic tools that enhance our contract redlining assistant, which…
Added 32 mins ago
Sr. AI & Machine Learning Engineer
Post Holdings Inc.
Saint Louis, MO
Added 44 mins ago
Principal Information Architect
UST Global Inc
Bellevue, WA
…experience, with at least 5 years in a Sr Architect, principal engineer, or technical lead capacity across large-scale enterprise data…
Added 47 mins ago
Sr. Cloud Engineer II (6866)
MetroStar
Washington, DC
Sr. Cloud Engineer II to design, implement, and maintain scalable, secure cloud infrastructure across multi-cloud environments. The ideal candidate will have deep expertise in cloud…
Added 50 mins ago
UG
Senior Software Engineer
UnitedHealth Group
Eden Prairie, MN
- $91,700 to $163,700 USD / year
As a Sr. Software Engineer on the OCPN Platform Team, you will design, develop, and deliver scalable, resilient, and high-performance software solutions using modern frameworks,…
Added 50 mins ago
Senior Staff Full-stack Engineer - Customer Resiliency (Senior Director, IC) (Remote-Eligible)
Capital One
Jefferson City, MO
As a Senior Staff Engineer (Senior Director level, Individual Contributor) at Capital One, you will be part of a community of technical experts working to define the future of banking in…
Added 51 mins ago
LTG - Sr Systems Engineer
LEN Lennar Corporation
Miami, FL
The Senior Endpoint Engineer leads the planning, implementation, administration, and support of enterprise endpoint management systems and virtual desktop infrastructure (VDI) serving over…
Added 58 mins ago
Sr. Staff Design Verification Engineer
Advanced Mircro Devices, Inc.
Bellevue, WA
Utilize scripting languages such as Perl, Tcl, Shell, and Python to maintain existing design automation flows and develop new tools supporting various aspects of design implementation.
Added 58 mins ago
Senior Software Engineer, CXE - Frontier Engineering
Snowflake Inc.
Seattle, WA
Snowflake's Customer Experience Engineering Team is expanding! We are looking for a Senior Software Engineer to join our team who likes building intelligent data applications that give…
Added 1 hour ago
Sr Data Engineer
Baker Tilly US, LLP
Seattle, WA
Baker Tilly is seeking a Sr Data Engineer to join the founding team of the firm's AI Product Group (APG). This hands-on engineering role is responsible for building scalable, secure, and…
Added 1 hour ago
Sr UI/UX Developer
STC
SILVER SPRING, MD
Integrate technical requirements and inputs from the Systems Architect, Systems Engineer, and Cloud-Infrastructure Engineer.
Added 1 hour ago
Sr. Software Engineer
HOME DEPOT MANAGEMENT COMPANY, LLC
Remote, United States
Languages, including BASH, SQL, Golang, YAML, JSON, HCL, Typescript, Python, Java, PromQL, LogQL;
Added 1 hour ago
Sr. Software Engineer
HOME DEPOT MANAGEMENT COMPANY, LLC
Remote, United States
Modern software development practices, including object-oriented programming (Java, Python, Go-lang), frontend technologies (HTML, CSS, JavaScript/TypeScript), version control systems, and…
Added 1 hour ago
Sr. Data Infrastructure Engineer
Lyric
Jefferson City, MO
The Senior Data Infrastructure Engineer designs, builds, and scales reliable data platforms that power online transaction processing, analytics, machine learning, and business intelligence.…

RTX

Sr Space Simulation Analysis Engineering Systems Engineer

United States

The salary range for this role is 95,500 USD - 181,700 USD.

Apply About employer

Applications open in a new tab.

Job details

Pay: The salary range for this role is 95,500 USD - 181,700 USD.
Experience: Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat.
Posting language: English
Posted: Nov 5, 2026

Original job description

Date Posted:

2026-11-05

Country:

United States of America

Location:

US-CA-EL SEGUNDO-E01 ~ 2000 E El Segundo Blvd ~ BLDG E01

Position Role Type:

Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

Security Clearance Type:

DoD Clearance: Top Secret

Security Clearance Status:

Active and existing security clearance required on day 1

At RTX, the world largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.

Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

The Integrated Solutions, Modeling, and Architecture (ISMA) Directorate supports customer focused mission modeling and simulation activities for all customer areas at Raytheon. Our teams develop, analyze, and create flexible integration solutions crossing all product areas such as sensors, effectors, command and control, logistics, and operations. They develop tools and methods to evaluate campaign, mission, and system level analysis and visualizations based on customer requirements. The department has a tradition of excellence through innovation and teamwork while championing individuality in a flexible work environment to meet the needs of today’s workforce.

As a member in the Cross-Domain and Space Operations Solutions Section, you will be joining a team of high-performing engineers focused on using simulation and analysis of current and future integrated space systems and capabilities (orbital and ground) across RTX to include Golden Dome Architectures and Space Based Intercept.

This is an onsite role in El Segundo, CA.

What You Will Do

Evaluate end-to-end system requirements through CONOPS and Design Reference Missions (DRMs) to understand space and missile system integration interfaces and data connectivity across military kill-chains.
Provide modeling and simulation of satellites, constellations, and system-of-systems architectures
Support design and integration of mission data processing algorithms to improve detection, tracking, data correlation and data fusion
Develop and implement innovative model-based solutions to support mission trade studies and performance simulations.
Contribute knowledge of performance engineering practices and procedures to evaluate work across a wide range of computational problems across multiple domains.
Analyze data to understand performance requirements for integration of space and missile systems.
Develop analytical metrics to validate proposed architectures against missile and space systems requirements as well as help shape future tech growth.
Develop and implement algorithms to provide next-generation performance across entire system- of- systems to include the integration of space and missile systems.

Qualifications You Must Have

Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant experience unless prohibited by local laws/regulations.
Experience with simulation and analysis of space vehicles and satellite constellations, including orbital dynamics, satellite constellation design, and satellite communications including link budget analysis.
Experience with the ANSYS STK tool-suite, and either MATLAB or Python.
Experience conducting analyses and studies, including how to define and execute a study and evaluate a new concept of operation.
Active and transferable U.S. government issued Top Secret security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

Qualifications We Prefer

Demonstrated technical, analytical and communication skills for collaboration with peers and presentation to senior technical staff and customers.
Experience with Solis, Astrogator, and/or ODTK.
Active TS/SCI security clearance
Experience with Raytheon owned Modeling and Simulation tools (e.g. OpsTool or RCADE) or Government/Industry Modeling and Simulation tools (e.g. Missile Tool Kit or AFSIM).
Advanced degree in Science, Technology, Engineering or Mathematics (STEM).
Experience with Java, C++ or equivalent programming language

Learn More & Apply Now

Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.
Clearance Information: This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: https://www.state.gov/m/ds/clearances/c10978.htm

Location Info and/or Links:

El Segundo, CA: https://careers.rtx.com/global/en/raytheon-el-segundo-ca-location

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

The salary range for this role is 95,500 USD - 181,700 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.

Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.

Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.

This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.

RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

Privacy Policy and Terms:

Click on this link to read the Policy and Terms

Apply About employer

Report this job