Principal Program Protection Engineer (Embedded Software Engineer)

globalhr; North Tewksbury (MA); On-site; USD 108,000 - 205,000; Full time

Benefits offered by this job

Medical, dental, vision

401(k) match

Paid time off

Job summary

RTX is seeking an experienced embedded software engineer to develop and deploy real-time solutions for DoD-grade hardware. You will work on software and firmware design, development, integration, and testing on embedded targets, using C and C++ on Linux and RTOS platforms.

Collaborating with Systems and Hardware teams, you will help define design concepts and system architecture, support requirements generation, and participate in integration meetings with subcontractors. A U.S.

Qualifications

• Requires a bachelor’s degree in Computer Science, Computer Engineering, Electrical Engineering, Software Engineering, or related field and 8+ years of experience.
• Experience in an Agile and DevSecOps environment developing and maintaining software on an embedded processors/microcontroller.
• Demonstrated ability to work across Systems, Hardware, and Software teams to debug issues.
• Experience working in a Linux environment with ability to modify and maintain Linux Kernel root file systems.
• Experience developing multithreaded applications.
• Strong knowledge of building and maintaining a code base with CMake and Google Test.
• Must be able to obtain and maintain a U.S. security clearance; U.S. citizenship required.

Responsibilities

• Design, develop, integrate, and test real-time embedded software with a focus on system integrity.
• Collaborate with Systems and Hardware engineers to support architectural documentation and requirements.
• Participate in Technical Integration Meetings with subcontractors to ensure hardware and software meet requirements.
• Apply embedded principles to hardened software applications using C/C++ on Linux and RTOS targets.
• Ensure consistency across teams and remove impediments as they arise.

Skills

Embedded C/C++

Linux

Multithreading

Agile/DevSecOps

Cross-functional collaboration

CMake

Google Test

Security clearance

Education

Bachelor’s degree in CS/CE/EE or related field

Tools

Git

Subversion

Linux Kernel

Embedded/Linux

Job description

Date Posted: 2026-07-08

Country: United States of America

Location: US-MA-TEWKSBURY-TB3 ~ 50 Apple Hill Dr ~ CONCORD BLDG, Tewksbury Tb3 300 Concord

Position Role Type: Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required. 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: Active and existing security clearance required after day 1

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 Product Assurance Center’s Software Security Sensors and Effectors Department is seeking a highly skilled individual to join our software team where you will employ Agile development techniques on embedded targets to continuously develop and deploy critical capabilities to the warfighter. We strive for technical excellence by drawing upon a workforce whose knowledge base and experience covers the complete spectrum of modern computing languages and platforms.

As a professional embedded software engineer, the candidate will be involved with software and firmware design, development, integration, and testing of real-time embedded solutions with application software, with a focus on overall system integrity.

Working side by side with Systems engineering to support generation of design concept and system architectural documentation. Support the decomposition of the architectural documentation in support of the generation and decomposition of requirements needed to support software development activities. The ideal candidate will also participate in Technical Integration Meetings with subcontractors to ensure selected hardware meets hardware and software requirements.

The ideal candidate then, working individually or as part of a team, will be responsible for applying embedded principles to the design and development of hardened software applications. Software applications are developed using C and C++ on a variety of computing platforms running Linux and other real time operating systems.

Lastly, the ideal candidate will ensure consistency across teams and remove impediments as they arise.

Qualifications You Must Have:

• Requires abachelor’s degree in Computer Science, Computer Engineering, Electrical Engineering, Software Engineering, or related field and 8+ years of experience
• Experience in an Agile and DevSecOps environment developing and maintaining software on an embedded processors/microcontroller.
• Demonstrated ability to work closely across other engineering disciplines (Systems Engineering, Hardware Engineering, etc.) to debug system and board level issues using software tools
• Experience working in a Linux environment with ability to modify and maintain Linux Kernel root file systems
• Experience developing multithreaded applications.
• Strong knowledge of building up and maintaining a code base built with CMake and Google Test.
• The ability to obtain and maintain a US security clearance prior to the start date. U.S. citizenship is required as only U.S. citizens are eligible for a security clearance

Qualifications We Value:

• Proficiency with RTOS Systems, Linux device drivers, and/or embedded Linux
• Experience developing and troubleshooting on embedded targets
• Experience designing, implementing, testing, or deploying real-time embedded software solutions.
• Willingness to learn new techniques and apply critical thinking and problem-solving skills to diagnose customer issues.
• Knowledge of modern computer architectures and hardware technologies including: x86, ARM Architectures
• Field Programmable Gate Arrays (FPGAs)
• Working knowledge of the Linux Kernel development and device drivers for the Linux Kernel.
• Experience with bare-metal software development.
• Experience using version control systems such as Git or Subversion.

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.

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attendselect 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 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.