Software Engineer I (Onsite)

Prattwhitney; North Tewksbury (MA); On-site; USD 57,000 - 109,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

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

Holidays

Annual incentive programs

Job summary

RTX is seeking a Software Engineer for the Missile Defense Sensors (MDS) Software Department in TEWKSBURY, MA, starting May 2027. The role focuses on real-time, safety-critical software for Radar/C2 programs, with a strong emphasis on Agile and DevSecOps practices, collaboration, and on-site work. Qualified candidates hold a STEM degree and experience in C/C++, Java, or Ada, with exposure to CI/CD tools and data analysis.

Eligible for a U.S. government security clearance; U.S.

Qualifications

• Bachelor’s degree in Computer Science, Engineering, Mathematics, or a related (STEM) discipline.
• Experience developing software with C, C++, Java, or Ada.

Responsibilities

• Assist and participate in the requirements, design, development and testing of real-time application software and tools, to include development of new work products or enhancement of existing applications and systems.
• Participate in internal reviews of software components and systems.
• Work on problems with defined scope, schedule, and expectations.
• Follow established development practices and processes to maintain the configuration management of software products.
• Work on an agile team responsible for developing and delivering software for one of the MDS Department’s programs.

Skills

C

C++

Java

Ada

Education

Bachelor’s degree in Computer Science/Engineering/Mathematics (STEM)

Tools

Jenkins

Git

Bitbucket

Artifactory

MATLAB

Python

Job description

Date Posted: 2026-09-09 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

Are you ready to explore the world of aerospace and defense? Do you want to learn from and collaborate with some of the greatest minds in the industry? At RTX, our internships, co-ops and full-time careers provide an exceptional foundation to work on complex problems, advance your skills and create a safer, more connected world. Discover opportunities to make a difference at RTX.

What You Will Do

The Raytheon team is looking for a Software Engineer to support the Missile Defense Sensors (MDS) Software (SW) Department starting in May 2027. The MDS SW mission is to provide world class Radar and Command and Control (C2) Software for our customers’ wide array of Surveillance and Warning Systems. We align to the core Agile and DevSecOps principles of collaborative operation across the entire value stream, delivering high-frequency, high-quality deployments to our customers. We strive for technical excellence by drawing upon a workforce whose knowledge base covers the complete spectrum of modern computing languages and platforms. As a member of our team, you will design, develop, test, and release software products for one of our Radar or C2 programs. Some of the programs our department supports include the AN/TPY-2 Radar (https://www.rtx.com/raytheon/what-we-do/strategic-missile-defense/antpy-2), the Sea-Based X-Band Radar (SBX/XBR), and the Taiwan Surveillance Radar Program (SRP). The ideal candidate will have a strong foundation in software design and development, an eagerness to learn, the ability to work 100% onsite and collaboratively with a team, and an interest in complex, real-time, safety-critical systems. The ability to obtain and maintain a U.S. security clearance prior to the start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

• Assist and participate in the requirements, design, development and testing of real-time application software and tools, to include development of new work products or enhancement of existing applications and systems.
• Participate in internal reviews of software components and systems.
• Work on problems with defined scope, schedule, and expectations.
• Follow established development practices and processes to maintain the configuration management of software products.
• Work on an agile team responsible for developing and delivering software for one of the MDS Department’s programs.

What You Will Learn

The workings of Missile Defense Systems and/or Command and Control (C2) Systems. How to develop and maintain large-scale, complex software solutions in an agile environment. Testing frameworks and best practices to enable high-quality software deliveries utilizing Continuous Integration/Continuous Delivery concepts.

Qualifications

You Must Have

• Bachelor’s degree in Computer Science, Engineering, Mathematics, or a related (STEM) discipline.
• Experience developing software with C, C++, Java, or Ada.

Qualifications We Value

• Experience with CI/CD tools (Jenkins), configuration management tools (Git, Bitbucket, Artifactory), and data analysis tools (MATLAB, Python).
• Knowledge of data structures and algorithms, memory management, and multithreaded applications.
• Well-developed communication, technical writing, oral presentation, and interpersonal skills.
• Experience contributing to a team environment for the purpose of developing creative solutions to complex technical problems.
• Ability to work in a fast paced, dynamic environment with time-critical requirements.
• Ability to promote a culture of continuous learning, cross-team collaboration and training.

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.

The salary range for this role is 57,200 USD - 108,800 USD. The salary range provided is a good faith estimate representative of all experience levels.

• Medical insurance
• Dental insurance
• Vision insurance
• 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
• Holidays

• Annual short-term and/or long-term incentive compensation programs
• 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.

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 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.

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.

Equal Opportunity Employer

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.