Software Engineer I (Onsite)
Summary
Entry-level Software Engineer I role at RTX in Marlborough, MA, converting from intern to full-time hire. Develops Air Traffic Control (ATC) software in C/C++/Java on Unix/Linux using Agile processes and Atlassian tooling; U.S. citizenship required.
Date Posted:
2026-08-18

Country:
United States of America

Location:
US-MA-MARLBOROUGH-MA3 ~ 1001 Boston Post Rd ~ BLDG 3

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 RequiredThis requisition is for an RTX intern converting to FT hire upon graduation.
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
- Make complex fixes to solve problems or create significant enhancements with guidance from Subject Matter Experts in the Air Traffic Control (ATC) Product Line software.
- Update SW process documentation and work instructions needed to meet ATS SED’s high maturity level software engineering standards and processes.
- Participate in agile processes and procedures to improve daily standups, sprint planning, sprint feature development, retrospectives, back log grooming and story pointing while using Atlassian tool suite.
- Work with the software team and leadership in a highly collaborative team environment, requiring frequent multi-level communication with other engineering domain team members, program management and external stakeholders.
Qualifications You Must Have
- Bachelor’s degree in Software Engineering, Computer Engineering, Computer Science, or related Science, Technology, Engineering or Mathematics (STEM) major obtained by start date.
- Unix/Linux development environment and command line usage
- Strong software experience with C, C++ or JAVA programming languages
Experience may be obtained through on-the-job experience, research, coursework, or projects.
Qualifications We Prefer
- Prior RTX internship, co-op, or work experience in Software Engineering which includes exposure to various phases of the software development lifecycle
- Experience with Agile methodologies and GIT
- Proficiency with scripting languages such as Bash and Python
- Good communication skills, both written and verbal, including formal presentations
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.
- Relocation, if eligible
Learn More & Apply Now!
Please consider the following role type definition as you apply for this role.
- 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 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.
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. 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 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.
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