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Software Engineer Intern

RTX
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Tucson, AZ, USA
Sep 20, 2026

Date Posted:

2026-09-16

Country:

United States of America

Location:

US-AZ-TUCSON-805 ~ 1151 E Hermans Rd ~ BLDG 805

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

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. 

The Test Solutions Engineering team within the Hardware Discipline Center focuses on creating advanced Windows-based application solutions for high-performance products. Our Test Solution tools and systems play a critical role in supporting the full lifecycle of complex systems, from engineering labs and field operations to production environments.

As a member of the Test Solutions team, you will engage in cutting-edge designs using the latest technologies, developing software solutions to integrate state-of-the-art engineering systems. You will have opportunities to contribute across all stages of the engineering lifecycle, including demonstrations, tests, design verification, production, and sustainment.

What You Will Do

  • Develop and integrate object-oriented software applications using C# and C++ in Microsoft Visual Studio

  • Troubleshoot and debug software to ensure functionality and reliability

  • Collaborate with multidisciplinary engineering teams to develop and implement solutions

  • Work within established software development lifecycles, including Agile and Waterfall methodologies

  • Develop and derive requirements for software applications and systems

Qualifications You Must Have

  • Pursuing a Bachelor’s Degree in Science, Technology, Engineering, or Mathematics (STEM)

  • Experience with software development, testing, or integration using C, C++, Python, or Visual Basic

  • Experience with Windows Operating Systems and Microsoft Visual Studio

Qualifications We Prefer

  • Basic understanding of software development principles and object-oriented design

  • Strong problem-solving and troubleshooting skills

  • Ability to manage multiple tasks and priorities in a dynamic environment

  • Experience with Agile or Waterfall development lifecycles

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 Eligibility

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 100% onsite. This includes all production and maintenance employees, as they are essential to the development of our products

  • 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 a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: https://www.state.gov/m/ds/clearances/c10978.htm

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 37,000 USD - 82,000 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.

Privacy Policy and Terms:

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Job ID

01874282

Security Clearance

SECRET
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