Software Engineering Intern (Summer 2027)

Prattwhitney; Sudbury (MA); On-site; USD 37,000 - 82,000; Full time

Benefits offered by this job

Relocation eligible

Benefits package

Flexible schedules

Scholar program

Parental leave

Paid time off

Job summary

RTX is seeking students for internships/co-ops in software engineering. You will participate on cross-disciplinary teams, contributing to architecture, design, integration, testing, and field support using agile methods.

Ideal candidates are pursuing a relevant degree, have at least 60 credits by start, and have experience with C++ development. This onsite opportunity offers exposure to elite engineering processes and a path toward full-time roles.

Qualifications

• Pursuing a Bachelor’s or Advanced degree in an applicable discipline and actively enrolled through completion of the internship / co-op session.
• Must have a minimum of 60 hours of credit by the start of the internship / co-op session.
• Experience with Software Development Using C++.

Responsibilities

• Participation, with direction from a Senior Software Engineer, on collaborative, cross-disciplined integrated product teams, often employing agile software development techniques.
• Responsible for the full lifecycle of product development, from architecture and design, through integration, test, and field support.
• Work and learn the highest software engineering process maturity level as recognized by the Software Engineering Institute.

Skills

Communication skills

Agile development

Education

Bachelor's or advanced degree

Tools

C++

Job description

Date Posted: 2026-09-15 Country: United States of America Location: US-MA-MARLBOROUGH-MA4 ~ 1001 Boston Post Rd ~ BLDG 4 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract. Security Clearance Type: None/Not Required Security Clearance Status: Not Required

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.

U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

What You Will Do

• Participation, with direction from a Senior Software Engineer, on collaborative, cross-disciplined integrated product teams, often employing agile software development techniques.
• Responsible for the full lifecycle of product development, from architecture and design, through integration, test, and field support.
• Work and learn the highest software engineering process maturity level as recognized by the Software Engineering Institute.

What You Will Learn

• Opportunity to work and learn in an engineering organization with the highest software engineering process maturity level as recognized by the Software Engineering Institute.
• Exposure to various development environments and tools.
• Collaboration with a dynamic group of engineers from a variety of disciplines.

Qualifications You Must Have

• Must be pursuing a Bachelor’s or Advanced degree in an applicable discipline and actively ++enrolled through completion of the internship / co-op session.
• Must have a minimum of 60 hours of credit by the start of the internship / co-op session.
• Experience with Software Development Using C++.

Qualifications We Prefer

• Software development experience (i.e. internship, co-op, or other work or academic project experience).
• Good oral and written communications skills.
• Software life cycle, Agile development, and/or configuration management experience.

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.

Relocation Eligible

• 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.
• 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, 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.

At RTX, the application window closes 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.

This role is a U.S.-based role.

The salary range for this role is 37,000 USD - 82,000 USD. The salary range provided is a good faith estimate representative of all experience levels.

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.

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 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.

RTX is an aerospace and defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses - Collins Aerospace, Pratt & Whitney, and Raytheon. Its 195,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, Virginia.