Jobs in the United States

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Added 1 min ago
Sr Software Engineer II - Ads Manager (Front End)
Instacart
Remote, United States
We are hiring a Senior Frontend Engineer II (L6) to co-own the technical roadmap for our advertiser-facing experience, modernize our frontend architecture, and scale complex campaign…
Added 1 min ago
Senior Frontend Engineer
American Express
Phoenix, AZ
Deep expertise in modern frontend architecture and engineering, including state management, asynchronous and reactive UI patterns, performance optimization, rendering strategies, and…
Added 3 mins ago
HVAC Equipment Systems Application Engineer
Johnson Controls Inc.
United States
· Providing Scheduling and management support.
Added 3 mins ago
Manufacturing Engineer Manager
Silent-Aire USA, Inc.
United States
…leadership role in driving manufacturing excellence, operational performance, and continuous improvement across our production operations. This is an opportunity to lead a multidisciplinary…
Added 3 mins ago
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Senior Quality Engineer
Paradigm
Irving, TX · Middleton, WI · Denver, CO · Seattle, WA
- $87,825 to $128,810 USD / year
…operate across the globe. We are looking for a Senior Quality Engineer to be part of revolutionizing these industries. We are building the future with modern software engineering,…
Added 3 mins ago
Design Engineer
HITACHI ENERGY USA INC
Alamo, TN
…the future? Hitachi Energy is looking for a talented Design Engineer to join our team and play a key role in the design, development, and continuous improvement of transformer components…
Added 3 mins ago
Network Engineer
Modern Technology Solutions Inc
Crane, IN · Crane
MTSI is seeking to hire an experienced Network Engineer to work in a DoD Secret Network environment and provide day-to-day support for the development and maintenance of a DoD secure…
Added 3 mins ago
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Server Tech Services Engineer II
Akamai
Remote, United States
- $76,100 to $136,900 USD / year
As a Server Tech Services Engineer II, you will serve as a key technical leader. You will resolve high-severity hardware and network issues across Akamai's infrastructure. In this role, you…
Added 3 mins ago
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Water Resources Supervisor (OSE/ISC #10101715)
State of New Mexico
NM
- $46.33 to $74.12 USD / hour
Must possess and maintain a valid Driver's License
Added 3 mins ago
CC
Project Manager - Data Center Design-Build
Camali Corporation
Lake Forest, CA
- $100,000 to $175,000 USD / year
You will own projects end to end: scope development, budget, schedule, subcontractor and vendor management, submittals, inspections, commissioning, and closeout. You will work directly with…
Added 4 mins ago
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SLT Mechanical Design Intern
Intel Corporation
OR · AZ
- $89,098 to $89,102 USD / year
You must possess the below minimum qualifications to be initially considered for this position
Added 5 mins ago
Junior Computer User Support Specialist
Martek Global Services Inc.
Wright-Patterson Air Force Base, OH
…join our team supporting the Department of War (DoW) with High Performance Computing (HPC) Moderation Program and Army Corps of Engineers, Engineer Research and Development Center (ERDC)…
Added 5 mins ago
Management Engineer - Behavioral Health
Duke Careers
Durham, NC
Support enterprise-wide data analytics, labor and productivity, and performance management services for Duke Behavioral Health across the Duke Health system. This position focuses on…
Added 6 mins ago
Senior Platform Engineer
Doma Technology LLC
Remote, United States
We're seeking an exceptional Senior Platform Engineer to serve as a technical lead in designing and building the next generation of our platform infrastructure, with a focus on maintaining…
Added 6 mins ago
Associate, Application Development
L3Harris Technologies
Melbourne, FL
L3Harris Enterprise Data and AI team is seeking a Data Engineer with experience in managing enterprise-level data life cycle processes. This role includes overseeing data ETL/ELT pipelines,…
Added 6 mins ago
Senior Process Engineer
CORVAGLIA CLOSURES USA INC
Newnan, GA
Performance of tasks in line with the Corvaglia Closures USA and to ensure all safety policies are followed
Added 6 mins ago
Principal Systems Administrator (Linux & Windows)
Five Stones Research Corporation
Fort Huachuca, AZ
Endpoint Lifecycle Management & MECM/SCCM Administration
Added 6 mins ago
Intermediate Systems Administrator (Linux & Windows)
Five Stones Research Corporation
Fort Huachuca, AZ
Endpoint Lifecycle Management & MECM/SCCM Administration
Added 6 mins ago
Sr. Infrastructure Engineer - Teradata
Health Care Service Corp.
Remote, United States
…engineering, infrastructure operations, and infrastructure service management teams in the design and build of infrastructure solutions/blueprints for area of responsibility. Participating…
Added 7 mins ago
Flight Network Engineer (Commercial Network) III
Axiom Space
United States
…mission-driven team is seeking a bold and dynamic Flight Network Engineer (Commercial Network) (Lv 3) who is fueled by high accountability, execution horsepower, and driven to understand…
Added 7 mins ago
FPGA Design Engineer
Axiom Space
United States
…mission-driven team is seeking a bold and dynamic FPGA Design Engineer, Senior who is fueled by high accountability, execution horsepower, and driven to understand our world,…
Added 7 mins ago
Electrical Design Engineer (Sortie), Senior
Axiom Space
United States
…mission-driven team is seeking a bold and dynamic Electrical Design Engineer (Sortie), Senior who is fueled by high accountability, execution horsepower, and driven to understand our world,…
Added 7 mins ago
C&DH Development Engineer, Senior
Axiom Space
United States
…mission-driven team is seeking a bold and dynamic C&DH Development Engineer, Senior who is fueled by high accountability, execution horsepower, and driven to understand our world,…
Added 7 mins ago
Engineering Technician III
Qualus
Remote, United States
Supports the Engineering Manager by handling some of the project assignments and managing project performance and customer relationships for the distribution team.
Added 7 mins ago
Deputy Director of Parks, Recreation, and Facilities
City of Marietta, GA
Marietta, GA
Acquires or manages permits including land disturbance, Army Corps of Engineer Permits, EPD Stream buffer variances, and building permits for in-house projects.

RTX

Sr. Principal Systems Engineer - Signal and Sensor Modeling Engineer

United States

The salary range for this role is 132,400 USD - 251,600 USD.

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Job details

Pay: The salary range for this role is 132,400 USD - 251,600 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’re looking for Sr. Principal Systems Engineer - Signal and Sensor Modeling Engineers who enjoy solving complex problems, engaging in a dynamic team environment, and are eager to learn.

As a Sr. Principal Systems Engineer - Signal and Sensor Modeling Engineer, you will work on a close-knit team to create advanced, physics-based modeling solutions in the DoD Space. You will develop key technologies in the EO/IR/RF domain to help engineers grasp the most complex aspects of energy transport, enabling the design and test of tomorrow’s artificial intelligence algorithms and hardware solutions. You will deploy cutting-edge technologies, leverage your software development skills and collaborate with your Signal and Sensor Modeling peers. This is an Onsite role in Tucson, AZ.

What You Will Do

You will champion novel solutions for advanced modeling techniques.
You will develop new C++ models in an extensible and maintainable fashion.
You will deploy EO or RF phenomenology and advanced physics principles in a software implementation.
You will enable our customer’s success through adoption and utilization of modeling solutions.
You will work efficiently inside an established software product, across programming languages, and build environments.
You will research and develop novel EO or RF modeling solutions.
You will coordinate with multiple development teams to prioritize and solve complex software and physics problems.
You will mentor and share EO or RF expertise with your team.

Qualifications You Must Have

Typically requires a degree in Engineering, Science, Physics, Mathematics, or a related STEM degree and a minimum of 10 years of prior relevant experience
Experience applying object-oriented software design in C++, C, and using MATLAB or Python for evaluation of data sets
Experience with UNIX/Linux or Apple OS or Windows DOS command line
Experience in electro-optics or in radar processing, Imaging EO/IR/RF systems, energy transport, radar physics, signal processing and/or discrimination algorithms
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 with OpenGL, CUDA, or other GPU accelerated languages/architectures and Scene Generation/Sensor Modeling technologies
Experience with electronic warfare modeling, developing signal processing algorithms for missile applications, signal & image processing, digital communications, or estimation theory, or AI/ML and training techniques
Experience with Real-time Programming, software change management tools and processes, using and augmenting Build Systems (Make/CMake), and working with large production software environment
Experience interfacing with adjacent engineering disciplines (Signal Processing, Systems Engineering, Hardware Engineering)

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 132,400 USD - 251,600 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