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Senior Software Engineer
UnitedHealth Group
Minneapolis, MN
- $91,700 to $163,700 USD / year
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Systems Engineer
Amentum
Arlington, VA
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Integration Engineer
Amentum
Baltimore, MD
Strong technical and communication skills and experience providing feedback to development teams on integration, testing, and evaluation findings and bugs.
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Integration Engineer
Amentum
Baltimore, MD
Strong technical and communication skills and experience providing feedback to development teams on integration, testing, and evaluation findings and bugs.
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Systems Engineer
Amentum
Baltimore, MD
…bridge the gap between high-level operational concepts and technical execution by analyzing user requirements, designing functional solutions, and generating systems engineering artifacts…
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I&C New & Advanced Plants Consulting Engineer
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Warrendale, OR
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Mechanical Engineer - General
Backburner Labs, Inc
St Paul, MN
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Software Engineer - General
Backburner Labs, Inc
St Paul, MN
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Project Development Manager
Boardwalk Pipelines
Houston, TX
…and responsible energy. Reporting to the Director of Project Development, the Project Development Manager (PDM) plays a critical leadership role in the front-end development of large-scale…
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Project Manager - Construction Materials Testing
Terracon
Omaha, NE · Lincoln, NE
At Terracon, we’re looking for a Construction Materials Testing Project Manager / Engineer who wants ownership of their projects, direct client interaction, and a clear path for continued…
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Geotechnical Field Engineer
Terracon
Shreveport, LA
Terracon Consultants, Inc., an employee-owned consulting engineering firm, is seeking a Geotechnical Field Engineer to join our team. In this role, you will support a variety of…
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Senior Full Stack Engineer
Alight
Deerfield, IL
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Staff Backend Engineer - Virtual
Alight
Deerfield, IL
We’re looking for a Staff Backend Integrations Engineer to design and build the integration infrastructure behind this experience. This is a hands-on role for an engineer who has built…
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Engineer- Manufacturing Systems I USA
First Solar (US)
Walbridge, OH · Perrysburg, OH
First Solar is a leader in the development and manufacturing of thin film solar modules used in grid-connected solar power plants. Our high growth and position in the renewable energy…
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Project Engineer
KBR Wyle Services, LLC
Webster, TX
The PROJECT ENGINEER will primarily be responsible for assisting with the scheduling, planning, resourcing, and managing technical activities to ensure assigned projects are completed on…
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Full-Stack Software Engineer
KBR Wyle Services, LLC
Beavercreek Township, OH
…from multiple sources into timely operational insight. This engineer will contribute across modern web applications, backend services, analytical workflows, and AI-enabled capabilities…
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Systems Engineer
KBR Wyle Services, LLC
Remote, United States
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Principal DevOps Engineer
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Colorado Springs, CO
Our KBR team in Colorado Springs, CO is seeking a Principal DevOps Engineer. This role is pivotal in integrating cloud technologies with DevOps practices, requiring a blend of technical…
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Application Calibration Engineer
Bosch Group
Plymouth, MI
Support feature development with emphasis on integration and system‑level behavior.
Added 2 mins ago
Application Engineer
Bosch Group
Plymouth, MI
Support feature development with emphasis on integration and system‑level behavior.
Added 2 mins ago
Senior Quality Engineer
Agendia Inc.
Irvine, CA
o Implementation of quality engineering tools throughout the organization to drive methodical process development. Utilize quality tools such as lean principles, statistics, sampling plans,…
Added 2 mins ago
Machine Learning Engineer, Perception
Path Robotics
Remote, United States
Lead research, development, and production deployment of advanced perception algorithms spanning point cloud registration, seam detection, and real-time in-process tracking across…
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Senior Software Engineer
Boeing Intelligence & Analytics, Inc. (BIA)
MD - Annapolis Junction, MD
Participate in technical design and code reviews, write automated tests, and maintain technical documentation.
Added 3 mins ago
Program Specialist II
Texas A&M Engineering
College Station, TX
…lives through basic and applied engineering research, workforce development and technology transition. Our collaborations with industry, academia and government provide cutting-edge…

RTX

Senior Embedded Software Security Engineer- S3E

United States

The salary range for this role is 86,800 USD - 165,200 USD.

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Job details

Pay: The salary range for this role is 86,800 USD - 165,200 USD.
Posting language: English
Posted: Oct 30, 2026

Original job description

Date Posted:

2026-10-30

Country:

United States of America

Location:

US-AZ-TUCSON-801 ~ 1151 E Hermans Rd ~ BLDG 801 (External Site)

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 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. Software Security Sensors and Effectors (S3E) Department is looking to hire a Senior Software Security Engineer in Tucson, AZ.

Raytheon Tucson, AZ Location
Our Culture | RTX Careers

What You Will Do:

Our mission is to provide world class Security Software to be used in deployed missile systems.

This position requires understanding of real-time software design and the performance implications associated with specific System Security implementations.
Involve with application and embedded software design, development, integration, and testing of real-time missile software.
Apply System Security principles to the design and implementation of Missile software applications.
Develop software applications using C and C++ languages on a variety of computing platforms
Understand real-time software design and the performance implications associated with specific System Security implementations.
Able to understand how position's efforts affect the “big picture” of the missile system and be able to develop or review detail solutions at the source code level.
Work closely with the Systems Security Engineering team to define and implement requirements.
Work in a common development environment to support and facilitate program ability to leverage specific capabilities.
Interface with customer community to review technical design and support verification of system maturity.

Qualifications You Must Have:

Typically requires a Bachelor’s in Science, Technology, Engineering, or Mathematics (STEM) AND a minimum of 5 years of relevant software experience
Experience with C / C++
Experience with Xilinx UltaScale+ MPSoC, Versal, or similar Embedded Processors
Experience with embedded OS like VxWorks, Embedded Linux, or similar
The ability to obtain and maintain an Interim Secret Level U.S. security clearance is required prior to start date with the ability to obtain program access after start . U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

Qualifications We Prefer:

Embedded Software Security experience
Experience/Knowledge of any of the following:
Linux/Unix environment
Interfacing with FPGAs
Interfacing with low-level memory drivers
Inter-processor communication
ARM Architecture
Secure boot concepts
Cryptographic Algorithms
Experience designing, implementing, testing, or fielding real-time security-oriented solutions on Department of Defense (DoD) programs (embedded experience highly preferred)
Experience using security-relevant tools and devices for security auditing, network security, host/server security, communication security, or policy management.
Experience in Agile and DevSecOps environments
Experience in an Agile/Scrum/Kanban frameworks and development environments
Experience using software configuration management and bug tracking tools
Experience with Python / Perl
Knowledge of modern computer architectures and hardware technologies including:
PCIe, GPIO, I2C, SATA
Field Programmable Gate Arrays (FPGAs)
Application-Specific Integrated Circuits (ASICs)

What We Offer:

Whether you’re just starting out on your career journey or are an experienced professional, we offer a robust total rewards package with compensation; healthcare, wellness, retirement and work/life benefits; career development and recognition programs.
Some of the benefits we offer include parental (including paternal) leave, flexible work schedules, achievement awards, educational assistance and child/adult backup care.
“Tucson is Awesome”: https://www.youtube.com/watch?v=i65wOwKcNIQ
“Winter in Tucson”: https://www.youtube.com/watch?v=yZdKKkF0QkE

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.
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 Information: This position is onsite at our campus in beautiful Tucson, AZ. Tucson has a friendly, caring, and laid-back atmosphere, combined with the innovation and energy of a metropolitan region, and recognized as one of America’s 10 Best Small Cities. Surrounded by beautiful mountains, colorful Sonoran Desert landscape and majestic saguaro cacti, Tucson is blessed with some of nature’s best work. Tucson is known for its bright blue skies, and with more than 310 sunny days per year, Tucson’s fantastic weather lets residents enjoy the outdoors year-round.

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 86,800 USD - 165,200 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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