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Sr Platform Engineer Lead
Capital Technology Group
Remote, United States
CTG is seeking a Sr Platform Engineer Lead to lead the design, automation, and reliability of the cloud platforms behind mission-critical federal systems. This role suits a senior engineer…
Added just now
Forward Deployed Engineer
United States
…extending to other needs as they come up. The Forward Deployed Engineer designs and builds the solutions. You will work directly with the teams who own content, product data, creative,…
Added 2 mins ago
Senior Flight Dynamics Engineer I - Secret Clearance
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As a Senior Flight Dynamics Engineer I based out of Rocket Lab's headquarters in Long Beach, CA, you will perform tracking, navigation, maneuver, trajectory planning, and collision…
Added 2 mins ago
Senior Flight Dynamics Engineer II - Secret Clearance
Rocket Lab Corporation
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Added 2 mins ago
Senior Flight Dynamics Engineer I
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Long Beach, CA
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AI/ML Engineer -Agentic Private Bank Engineer, Senior Associate
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Principal Software Engineer, Cloud Networking Platform
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Added 7 mins ago
Software Engineer - Trust & Platform Security
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Added 8 mins ago
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Senior DevOps Engineer
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San Francisco, CA · Los Angeles, CA
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Added 10 mins ago
Senior Information Security Engineer
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…normalization, latency, performance, and ingestion reliability issues.• Engineer and support log routing, filtering, parsing, and transformation through Cribl, including troubleshooting…
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Senior Cloud Engineer
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The Senior Cloud Engineer will plan, design, configure and maintain VyStar’s enterprise Azure cloud server and storage environments and will lead the management and further development of…
Added 11 mins ago
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Senior Software Engineer, Backend (AI Platform)
Affirm
Remote, United States
- $195,000 to $255,000 USD / year
…systems. Our customers are not only Affirm users, but also every engineer and a growing set of production workloads at Affirm. As a team, we are responsible for building and exposing…
Added 12 mins ago
Forward Deployed Engineer
Newell Brands
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…extending to other needs as they come up. The Forward Deployed Engineer designs and builds the solutions. You will work directly with the teams who own content, product data, creative,…
Added 16 mins ago
Principal Data Engineer
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IDEXX is seeking a Principal Data Engineer, who will build and maintain the data pipelines that power AI model training and algorithm development for IDEXX inVue Dx and other AI-powered…
Added 17 mins ago
PC
General job template - Add title here
PSC Consulting
Remote, United States
- $150,000 to $210,000 USD / year
PSC is seeking a Power Systems Engineer to support renewable energy projects, including solar, wind, and battery energy storage. The engineer will develop plant models, perform dynamic…
Added 17 mins ago
Senior/Staff Full Stack Software Engineer
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As a Senior or Staff Full Stack Software Engineer at Trase, you will build and support software for Red Cell Federal (RCF), Red Cell Partners (RCP), and RCP incubations and portfolio…
Added 17 mins ago
Senior/Staff DevOps Engineer, Federal
Trase Systems
Remote, United States
As a Senior or Staff DevOps Engineer at Trase, you will build, deploy, and operate the infrastructure supporting Red Cell Federal and Red Cell Partners’ incubations and portfolio companies.…
Added 18 mins ago
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Senior Backend Engineer, Onboarding and Provisioning
Horizon3
Remote, United States
- $199,000 to $235,000 USD / year
As a Senior Backend Engineer on the Onboarding & Provisioning team, you’ll build the workflows that activate NodeZero customers - from the purchase event through accurate account and asset…
Added 18 mins ago
Senior Software Engineer
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We are looking for a Software Engineer to join the Inspection Business Unit (IBU). Whether you are launching your career or bringing years of deep expertise, what matters most is how you…
Added 19 mins ago
Senior Engineer/Scientist
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Added 20 mins ago
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Senior Infrastructure Engineer
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New York, NY
- $153,000 to $210,500 USD / year
We're hiring a Sr. Infrastructure Engineer to own the shared layer that every Harvey IT system runs on. You'll join Core IT Engineering & Infrastructure, reporting to Dave Vega, Director of…
Added 25 mins ago
Senior Software Engineer
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Added 25 mins ago
Senior Data Engineer
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As a Senior Data Engineer, you’ll help transform complex data into scalable, reliable solutions that enable teams across GALLO to make better decisions. You’ll develop, maintain, and…
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Senior Site Reliability Engineer
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As a Senior Site Reliability Engineer on JLL’s Technical Engineering team for corporate functions, you will serve as a trusted technical authority for the PeopleSoft FSCM 9.2 environment…

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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