Yocto Embedded Linux Engineer Jobs in Katy, TX (NOW HIRING)

Date Posted:

2026-04-20

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.

Job Summary:

The Software Security Sensors and Effectors Department within the Software Product Assurance (SPA) Center is looking for a highly motivated individual to fill a Software Security Lead (SSL) position in Tucson, AZ. The SSL will work with Systems and Software Architects, and program stakeholders to ensure that software security is embedded in the program’s processes and customer deliverables.

The SSL will work with the relevant stakeholders to ensure the capture and development of any security relevant requirements. They must consider the architectural and design impacts to the solution while ensuring those requirements are met.

The SSL must help the program adhere to secure coding practices and the Software Product Assurance Command Media by:

• Act as the Technical Lead and possibly the Agile Product owner for the Software Security Team

• Primary owner of the software security implementation to ensure compliance with System Security requirements

• Adopt and implement secure coding standards for each programming language used

• Drive off-nominal testing by ensuring the software will remain in a secure state during failure conditions and developing negative test cases for bypassing security

• Consider using compiler, interpreter and build tool features that improve executable security and ensure the compiler does not optimize out any security-critical behaviors

As part of the overall software security process, the SSL partnered with the Systems Security Lead, must provide the software assurance implementation for the Program Protection Implementation Plan (PPIP). This includes a software vulnerability risk assessment on reused code and the final delivery, and a Software Bill of Materials (SBOM) on the final delivery.

The ideal candidate, working individually or as part of a team, will be responsible for applying secure coding principles to the design and development of hardened software applications. 

Due to the security clearance requirement, this is an onsite position in our Tucson, Arizona location.

Qualifications You Must Have:

• Bachelors degree in Science, Technology, Engineering or Mathematics (STEM) and 8 years of related experience

• Experience in object-oriented software design and embedded development using languages such as C and or C++

• Experience with Xilinx UltaScale+ MPSoC, Versal, or similar Embedded Processors

• Experience with embedded OS like VxWorks, Embedded Linux, or similar

• Embedded Software Security and Cryptographic Algorithm experience

• Experience with Secure Boot concepts

• Understanding of secure coding principles, architecture and implementation of secure coding best practices

• The ability to obtain and maintain a US security clearance. U.S. citizenship is required as only U.S. citizens are eligible for a security clearance

Qualifications We Prefer:

• Experience with validation and verification of software applications

• Experience/Knowledge of any of the following:

• Linux/Unix environment

• Interfacing with FPGAs

• Interfacing with low-level memory drivers

• Inter-processor communication

• ARM Architecture

• 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 architecture and hardware technologies including:

  • PCIe, GPIO, I2C, SATA

• Field Programmable Gate Arrays (FPGAs)

• Application-Specific Integrated Circuits (ASICs)

What We Offer:

Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration, and Innovation.

Learn More & Apply Now!

* Please consider the following role type definitions 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.

Clearance Information:

This position requires 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 

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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