Jobs in the United States

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Added 1 min ago
Senior Security Engineer
Securitize
United States
We’re looking for an experienced security engineer who enjoys solving complex problems and turning security priorities into practical improvements. You’ll work across our AWS environment,…
Added 1 min ago
Facility Operations Center Engineer, ADC InfraOps FOC, ADC FOC
Amazon Data Services, Inc.
Arlington, VA
We support Data Center Engineer Operations teams who are responsible for the operation of infrastructure equipment. Our role is to ensure that critical alarms are properly Responded to,…
Added 2 mins ago
J
Associate GTM Engineer
Justworks
NY
- $98,000 to $122,000 USD / year
…one of the strongest GTM engineers in the market. Escalate security or access questions to a GTM Engineer before…
Added 2 mins ago
Infrastructure Engineer
Virginia Community Colleges
VA
Piedmont Virginia Community College is recruiting for two Infrastructure Engineer positions within the Infrastructure and Enterprise Systems team. The engineers work as a coordinated team…
Added 2 mins ago
Senior Engineer, Cyber Engineering
Riot Platforms, Inc.
Remote, United States
You will help advance Riot's cybersecurity engineering maturity by modernizing how security services are planned, built, deployed, operated, and continuously improved - delivering secure,…
Added 2 mins ago
Senior Engineer, Cyber Engineering
Riot Platforms, Inc.
Austin, TX
You will help advance Riot's cybersecurity engineering maturity by modernizing how security services are planned, built, deployed, operated, and continuously improved - delivering secure,…
Added 2 mins ago
Senior Systems Test Engineer I
Rocket Lab Corporation
Littleton, CO
…interplanetary exploration, in-space manufacturing to national security and defense initiatives. The team has built spacecraft, payloads, and components for missions to the Moon and Mars,…
Added 2 mins ago
Ground Software Engineer II
Rocket Lab Corporation
Littleton, CO
…interplanetary exploration, in-space manufacturing to national security and defense initiatives. The team has built spacecraft, payloads, and components for missions to the Moon and Mars,…
Added 3 mins ago
Senior Solutions Engineer
Incode Technologies
Remote, United States
…by reducing fraud and transforming human interactions with data, products, and…
Added 4 mins ago
Field Engineer - Kentucky
CoVolt Power SE
Lebanon, KY
…developers, utilities, independent power producers (IPPs), and data center operators across North…
Added 5 mins ago
Data Center Senior Network Engineer
NCR VOYIX
ATLANTA, GA · IRVING, TX
…responsible for the architecture, configuration, optimization, and security of LAN, WAN, WLAN, data center, and cloud-connected networks. The Network Engineer serves as a technical…
Added 5 mins ago
Principal Database Engineer
NCR VOYIX
ATLANTA, GA
Security & Compliance: Implement and enforce security policies, data protection measures, and audit controls; ensure compliance with regulatory requirements.
Added 5 mins ago
Systems Engineer
Paragon Technology Group, Inc
Scott AFB, IL
· Guides users in formulating requirements; advises on alternatives and on the implications of new or revised data processing systems; analyzes resulting user project proposals, identifies…
Added 5 mins ago
AWS Senior DevOps Engineer
NTT DATA Services
Herndon (REMOTE), VA
NTT DATA is seeking an AWS Senior DevOps Engineer to support a large-scale modernization initiative focused on cloud automation, infrastructure-as-code, CI/CD pipeline engineering, secure…
Added 6 mins ago
Solutions Engineer
Cisco
Philadelphia, PA
The application window is expected to close on: 11/19/2026MUST RESIDE IN THE PHILADELPHIA, PA AREA
Added 6 mins ago
Senior Software Engineer: Assets
MetaMask
Remote, United States
Develop and support core wallet controllers that manage asset state and data throughout the MetaMask ecosystem
Added 7 mins ago
Software DevOps Cloud Engineer - Data and Automation
PNC
Pittsburgh, PA · Farmers Branch, TX · Strongsville, OH
…contribute to the company’s success. As a Software DevOps Cloud Engineer within PNC's Data and Automation organization, you will be based in Strongsville-OH, Dallas-TX or…
Added 8 mins ago
Senior Associate, Network Planning Engineering (Melbourne, FL)
L3Harris Technologies
Melbourne, FL
…exciting opportunity to join the FTI team as a Service Activation Engineer supporting the FAA/FTI program. As a Service Activation Engineer, the candidate will support supervision of FTI…
Added 8 mins ago
Sr Software Development Eng
NextEra Energy
St. Paul, MN
…technologies to leverage massive, diverse sets of utility operating data. This enables rapid development of operational solutions. Applying expertise in advanced mathematics, data and…
Added 9 mins ago
Network Security Analyst
11 11 Systems
United States
3+ years of network support experience in a Security Analyst or Network Analyst/Engineer equivalent role.
Added 13 mins ago
AI Engineer Lead
GeekSoft Consulting
San Jose, CA
Design, develop, and maintain automated Continuous Training (CT), data ingestion, and feature engineering pipelines.
Added 13 mins ago
Digital CRM Developer
HEXAWARE
United States
Role Overview: We are seeking a seasoned Senior Salesforce L3 Support Engineer with 7–8 years of dedicated experience in production support to join our technical operations team. In this…
Added 14 mins ago
Cybersecurity Detection Engineer II -
CAI Cox Automotive Corp Svcs., LLC
Atlanta, GA
Cox Automotive is seeking a Cybersecurity Engineer II to join our Detection Engineering team, supporting next-generation Cyber Defense across our diverse portfolio of automotive solutions…
Added 14 mins ago
Software Engineer II
CAI Cox Automotive Corp Svcs., LLC
Burlington, VT · Atlanta, GA
As a Software Engineer II, you will apply secure software engineering principles to the design, development, testing, maintenance, and evaluation of software and cloud infrastructure. This…
Added 14 mins ago
Mechanical Engineer, Intelligence Systems
Anduril Industries
Santa Ana, CA
…OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and control center. As the world enters an era of strategic competition, Anduril is…

RTX

Systems Engineer II - Modeling Simulation & Analysis Engineer

United States

The salary range for this role is 68,900 USD - 131,100 USD.

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Job details

Pay: The salary range for this role is 68,900 USD - 131,100 USD.
Apply by: Jan 18, 2027
Posting language: English
Posted: Nov 12, 2026

Original job description

Date Posted:

2026-11-12

Country:

United States of America

Location:

US-AZ-TUCSON-9020 ~ 9020 S Rita Rd ~ BLDG 9020

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: Secret

Security Clearance Status:

Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date

At RTX, the world's 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.

We are looking for Systems Engineer II - Modeling Simulation & Analysis Engineers who enjoy solving complex problems, engaging in a dynamic team environment, and are eager to learn.

As a Systems Engineer II - Modeling Simulation & Analysis Engineer, you will participate in challenging multi-disciplinary work across integrated product teams consisting of Guidance, Navigation & Control (GNC), Signal Processing and missile-and-sensor-level Performance Simulations. Our Performance Simulation teams provide, develop, and maintain high fidelity performance simulations, evaluate system performance, support new business initiatives and develop & execute technology roadmaps. This is an Onsite role in Tucson, AZ.

What You will Do

You will create high fidelity simulations and models for missile design, performance assessment, and flight test support
You will be responsible for the development and implementation of modeling solutions, and subsequently conduct trade studies and evaluation of system and subsystem performance
You will work in a team environment, receiving input from the team supervisors and providing guidance and/or direction to other team members
You will collaborate with Guidance, Navigation & Control (GNC), Signal Processing, and other performance personnel to perform simulation activities according to the program schedule
You will work on different projects, determine, and develop approaches and solutions, and provide development guidance throughout the product lifecycle from initial concept to fielded product
You will provide technical expertise for the simulation products of a specific program, and assist Senior Modeling Engineers in the preparation of detailed plans, and may interact with government counterparts as an authority on simulation products

Qualifications You Must Have

Typically requires a degree in Engineering, Science, Physics, Mathematics, or a related STEM degree and a minimum of 2 years of relevant prior experience
Experience with object-oriented, C, or C++ software programming
Experience using Python or MATLAB for evaluation of data sets
Experience modeling, simulating, and/or analysis of physical systems
Ability to obtain an Interim Secret U.S. government issued Security Clearance is required prior to start date with the ability to obtain special program access after start. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

Qualifications We Prefer

Advanced Degree in Engineering, Science, Mathematics, or related STEM degree
Experience using applied system engineering principals, experience working on a team and/or by yourself, interfacing with multiple engineering disciplines
Experience creating and/or presenting technical briefings
Experience developing signal processing / GNC algorithms or models for missile applications
Experience with control hardware design & test and/or hardware & software integration
Experience modeling physics and/or modeling physical systems as related to flight dynamics
Experience using UNIX / Linux based workstations and using Software Configuration Management tools such as Git
Course work or experience in some of the following fields: radar, signal & image processing, radar and/or EO/IR environment models, digital communications, probability and statistics, linear algebra, estimation theory, optimal control, system architecture, inertial navigation, guidance theory

What We Offer

Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation.
Relocation Eligible – relocation assistance available for this position

Learn More & Apply Now!

Please consider the following role type definition as you apply for this role. 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.
This position requires onsite work in Tucson, AZ: https://careers.rtx.com/global/en/raytheon-tucson,-az-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 68,900 USD - 131,100 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.

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Jobs in the United States