2026 Full-time - Software Engineer I - Integration & Test - Onsite (MA)

Date Posted:

2026-02-02

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:

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 Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression. We bring 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. Our team solves tough, meaningful problems that create a safer, more secure world.  

RTX is seeking a highly motivated Software Engineer I to support the Patriot Software Program, focusing on Patriot software integration, tactical software disk creation, and testing. The successful candidate will work in a collaborative, fast-paced environment, contributing to the development and integration of cutting-edge defense systems. This role provides the opportunity to work hands-on with mission-critical software and hardware in a state-of-the-art lab environment. 

As a part of the Patriot Software team, you will help ensure the delivery of high-quality, reliable software that powers one of the most advanced air and missile defense systems in the world.   

What You Will Do

- Perform software integration and testing in a lab environment to validate the functionality and reliability of Patriot software. 

- Collaborate with cross-functional teams, including systems engineers, software developers, and test engineers, to identify, troubleshoot, and resolve software issues. 

- Develop and execute test procedures and test cases to validate system requirements. 

- Analyze test results and document findings to identify system performance and functionality gaps. 

- Support the development of automated test scripts to streamline the integration and testing process. 

- Assist in the preparation of technical documentation, including test plans, procedures, reports., and drawing pages. 

- Work under the direction of senior engineers while gaining hands-on experience in software development and testing methodologies. 

Qualifications You Must Have

- Bachelor’s degree in computer science, Software Engineering, Electrical Engineering, or a related STEM field. 

- This position requires 12 months or less of professional experience (excluding internships).

- Experience with software programming languages such as C++, C, or Python (academic or professional). 

- Familiarity with software testing methodologies and tools. 

- 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.

Qualifications We Prefer

- Hands-on experience with hardware/software integration in a lab setting. 

- Knowledge of real-time operating systems (RTOS) or embedded systems. 

- Experience in a Unix/Linux operating system.

- Familiarity with Patriot missile systems or similar defense systems. 

- Prior experience with version control systems(e.g., Artifactory) and defect tracking tools (e.g., Jira). 

- Exposure to military standards or defense-related software projects. 

This position requires on-site work in a lab environment.

Some travel and off hours testing (2nd or 3rd shift) occasionally may be required.

- Excellent verbal and written communication skills. 

- Strong problem-solving skills and the ability to work effectively in a team-oriented environment. 

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

Learn More & Apply Now! 

Please upload a copy of your most recent transcripts with your resume when applying to this requisition. Include your cumulative GPA and projected graduation date on your resume.

This position requires the eligibility to obtain a security clearance. The Defense I