Software Engineering Intern (Summer 2027)

Prattwhitney; Rainbow (CT); On-site; USD 37,000 - 82,000; Full time

Benefits offered by this job

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

Holidays

Incentive compensation programs

Job summary

RTX in Windsor Locks, Connecticut, is seeking a talented Software Engineering Intern to design, develop, and test safety-critical flight control software. You will work with experienced engineers, learn embedded software practices, and contribute to DO-178C compliant solutions.

You will gain hands-on experience with C and Python, IDEs, Git, and industry standards while collaborating with cross-functional teams on aerospace projects.

Qualifications

• Must be pursuing a Bachelor's or Advanced degree and enrolled through internship / co-op.
• Must have a minimum of 90 credit hours by the start of the internship / co-op.
• Displays experience using C and Python

Responsibilities

• Design, develop, and test safety critical flight control software.
• Ensure DO-178C compliance for avionics software.
• Collaborate with cross-functional teams to achieve high-quality software solutions

Skills

C

Python

Education

Bachelor's or Advanced degree

Job description

Date Posted: 2026-09-16 Country: United States of America Location: US-CT-WINDSOR LOCKS-B1 ~ 1 Hamilton Rd ~ BLDG 1 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: This job requires a U.S. Person. A U.S. Person is a lawful permanent resident as defined in 8 U.S.C. 1101(a)(20) or who is a protected individual as defined by 8 U.S.C. 1324b(a)(3). U.S. citizens, U.S. nationals, U.S. permanent residents, or individuals granted refugee or asylee status in the U.S. are considered U.S. persons. For a complete definition of "U.S. Person" go here. https://www.ecfr.gov/current/title-22/chapter-I/subchapter-M/part-120/subpart-C/section-120.62 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. Person (U.S. citizen, permanent resident, or granted refugee or asylee status) as defined here: eCFR :: 22 CFR 120.62 -- U.S. person.

What You Will Do

We are seeking a talented and forward-thinking Software Engineering Intern to join our team in Windsor Locks, Connecticut. You will be working with experienced engineers who are eager to share their expertise in flight control embedded software systems.

• Design, develop, and test safety critical flight control software
• Ensure compliance with industry standards such as DO-178C
• Collaborate with cross-functional teams to achieve high-quality and reliable software solutions

What You Will Learn

• Understand the basics of embedded systems and how software interacts with hardware components in aerospace systems
• Gain proficiency in programming languages commonly used in aerospace applications, such as C and Python
• Learn to use integrated development environments (IDEs), version control systems (e.g., Git), and other software development tools
• Gain knowledge of industry standards and regulations, such as DO-178C for avionics software
• Develop problem-solving skills by troubleshooting and debugging software issues that arise during development and testing

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 90 hours of credit by the start of the internship / co-op session.
• Displays experience using C and Python

Qualifications We Prefer

• Demonstrates good communications skills
• Works well independently

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
• holidays
• annual short-term and/or long-term incentive compensation programs

The salary range for this role is 37,000 USD - 82,000 USD.

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

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.

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.