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Added 1 min ago
AM
Sr. Silicon Design Engineer
Advanced Micro Devices
Fort Collins, CO
- $157,463.65 to $182,520 USD / year
Duties: Research, design, develop, and/or test electronic components and systems for semiconductor and related device manufacturing, employing knowledge of electronic theory. Oversee…
Added 1 min ago
Senior HPC Architect / HPC Program Lead
Applied Materials
Santa Clara, CA · Santa Clara
2+ years of experience in a technical lead or senior engineer role.
Added 2 mins ago
Tester (Remote)
GovCIO
Augusta, ME
GovCIO is currently hiring a Software Development Engineer in Test (SDET), Test Engineer, to join cross-functional product teams building and modernizing federal digital services on AWS…
Added 2 mins ago
PN
Software Engineer 1
Pacific Northwest National Laboratory
Augusta, ME
- $83,100 USD / year
…interactions within complex biological, chemical, material, and Earth systems. We intentionally connect disciplines to advance fundamental discovery science, develop transformative…
Added 7 mins ago
Senior Software Engineer
KBR
Redstone Arsenal, AL
KBR is seeking a Senior Software (SW) Engineer to support the U.S. Army Integrated Fires Mission Command (IFMC) Project Office located at Redstone Arsenal in Huntsville, Alabama. The role…
Added 9 mins ago
N
Enterprise Solutions Engineer, SLED
NinjaOne
Remote, United States
- $130,000 to $140,000 USD / year
Familiarity with Linux/macOS systems and basic command-line troubleshooting.
Added 9 mins ago
Tester (Remote)
GovCIO
Helena, MT
GovCIO is currently hiring a Software Development Engineer in Test (SDET), Test Engineer, to join cross-functional product teams building and modernizing federal digital services on AWS…
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Manufacturing Test Engineer
Dynetics Tech Sol, Inc
Huntsville, AL
Leidos’ Defense Systems Manufacturing Segment is seeking a Manufacturing Test Engineer for Second Shift (Hours 3:00 pm to 11:30 pm, includes a 30 minute lunch) and Weekend (Friday through…
Added 9 mins ago
Cyber Security Engineer (Microsoft)
LEIDOS, INC.
Tampa, FL
Working knowledge of Windows and Linux operating systems.
Added 10 mins ago
IT Infrastructure Field Engineer Level 5
CORP-Corporate Office
United States
At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our…
Added 10 mins ago
Field Engineer 3 - Space AHT
CORP-Corporate Office
United States
Northrop Grumman Space Systems – Launch and Missile Defense Systems are seeking Principal Field Engineer in multiple locations supporting the Ground Based Midcourse Defense (GMD)…
Added 10 mins ago
Principal/Sr Principal Software Engineer
CORP-Corporate Office
United States
At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our…
Added 10 mins ago
Principal / Sr. Principal Cyber Systems Administrator
CORP-Corporate Office
United States
Serve as an administrator for Linux and Windows servers/systems and virtualized environments supporting STRAND and C‑UAS NCS.
Added 10 mins ago
Software/ Principal Software Engineer
CORP-Corporate Office
United States
At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our…
Added 10 mins ago
Software/ Principal Software Engineer
CORP-Corporate Office
United States
At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our…
Added 14 mins ago
Staff Platform Security Engineer
Firestorm
United States
We are hiring a Staff Platform Security Engineer to build and improve the security systems behind Crucible and Firestorm's software infrastructure. You will work directly with software and…
Added 15 mins ago
Mid Level DevSecOps Engineer
BAE Systems
Sterling, VA
Job Description BAE Systems is looking for a Software Engineer/ DevSecOps to join our visible technical program driving the Model Based Systems Engineering (MBSE) cloud platform that…
Added 15 mins ago
Network Engineer_Network Ops Center
BAE Systems
Sterling, VA
…ICMP, HTTP/S, DNS, SSH, SMTP, SMB), and experience with tools/systems including AWS, Cisco, Splunk SIEM, Splunk Forwarders, IDS/IPS, VMware, SSL Decryption, proxy and DLP operations,…
Added 15 mins ago
Mid Level Systems Engineer - Platform/Infrastructure
BAE Systems
Sterling, VA
Job Description BAE Systems is looking for a Platform or Infrastructure Systems Engineer experienced in configuring, deploying, and maintaining infrastructure tools and COTS applications as…
Added 17 mins ago
Firmware Engineer (Python / Embedded Linux)
Torus
Salt Lake City, UT
…through resilient, sustainable, and intelligent power. We design, engineer, manufacture, install, and support our systems end-to-end, standing behind them throughout their lifecycle. Torus…
Added 18 mins ago
Software Engineer III
KARL STORZ
Durham, NC
As a Software Engineer III based on site in Raleigh, NC, you’ll analyze, design, develop, debug, and modify software enhancements and new products used in the operating-room environment.…
Added 18 mins ago
Software Engineer II
Outpost Technologies
Huntsville, AL
Outpost Technologies is seeking a Software Engineer II to join our team. The ideal candidate will work as a member of our Test and Evaluation team in the generation of a digital scoring…
Added 19 mins ago
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Principal Software Engineer - (Reston or Cambridge)
Akamai
Remote, United States
- $169,300 to $304,700 USD / year
Are you passionate about architecting scalable systems and leading technical innovation?
Added 23 mins ago
IG
Cloud Engineer
Insight Global
Chicago, IL
- $130,000 to $170,000 USD / year
Strong experience supporting containerized applications and Linux-based systems.
Added 25 mins ago
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Software Engineer
Actalent
Maple Grove, MN
- $50 to $70 USD / hour
Job Title: Senior Software Engineer Hard Real-Time Embedded C++Job DescriptionThis Senior software engineer role focuses on designing and developing hard real-time embedded C++ software for…

RTX

Principal Embedded Software Security Engineer -S3E

United States

The salary range for this role is 107,500 USD - 204,500 USD.

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Job details

Pay: The salary range for this role is 107,500 USD - 204,500 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

Job Description

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 8 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 107,500 USD - 204,500 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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More about this job

Skills

Research
C
C++
Linux
UNIX
Communication skills
Auditing
Agile
Scrum
Kanban
Python
Perl
Field-programmable gate arrays
Integrated circuits

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