Stateside Spec Engineering jobs in the United States

RTX

Software Engineering Intern (Summer 2027)

Sterling, VA · On-site · Intern

Discipline
Software
Industry
Defense
Constraints
Secret

Spec sheet

Automatically summarized from the employer’s posting. Check the original description below for full requirements.

Two-sentence, spec-sheet tone. Place, craft, constraints.

$42,000–$88,000 / year · Contract · Day shift · Bachelor's or advanced degree in Software Engineering, Computer Engineering, Computer Science or related STEM

Required

  • Object-Oriented Design and Programming using C/C++ and/or C#
  • Unit testing (GoogleTest, NUnit or similar)
  • Source code control (Subversion, git, ClearCase, etc.)
  • Agile, Kanban, or SCRUM development methodologies
  • Windows 10, Windows 11, and/or Linux software development

Preferred

  • AI/ML and/or OpenAI development experience
  • Unreal Engine experience with C++ and Blueprints
  • Virtual reality and mixed reality development experience
  • Docker, Kubernetes, AWS, and other virtualization and cloud computing technol...
  • RDBMS databases such as PostgreSQL
  • Multithreading IPCs
  • Continuous Integration experience (Bamboo, Jenkins, TeamCity or similar)

Benefits

  • medical
  • 401k
  • PTO

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Employer description

Date Posted:

2026-10-15 Country:

United States of America Location:

US-VA-STERLING-291 ~ 22640 Davis Dr ~ DAVIS 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

Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense.

Design, develop, test, and debug real-time, multi-threaded, multiprocessing software applications, APIs, and associated user interfaces for simulation and training
Regularly collaborate with other software engineers and project management to plan and prioritize development tasks on an Agile development team
Support, maintain, and enhance existing software products as necessary
Actively learn new technologies and techniques and apply them to new domains and problem sets
Qualifications You Must Have

Must be pursuing a Bachelor’s or advanced degree in Software Engineering, Computer Engineering, Computer Science or related Science, Technology, Engineering, or Mathematics (STEM) major and actively enrolled through the completion of the internship/co-op session.Object-Oriented Design and Programming using C/C++ and/or C# Unit testing (GoogleTest, NUnit or similar) and software maintenanceSource code control (Subversion, git, ClearCase, etc.) Agile, Kanban, or SCRUM development methodologiesWindows 10, Windows 11, and/or Linux software development
Experience may be obtained through on-the-job experience, research, coursework, or projects.

Qualifications We Prefer

Excellent written and oral communication skillsAI/ML and/or OpenAI development experienceUnreal Engine experience with C++ and Blueprints for gaming development.Virtual reality and mixed reality development experienceDocker, Kubernetes, AWS, and other virtualization and cloud computing technologiesRDBMS databases such as PostgreSQLMultithreading IPCs (e.g. Mutex, Semaphore, Shared Memory, etc.)Continuous Integration experience (Bamboo, Jenkins, TeamCity or similar)
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 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 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 42,000 USD - 88,000 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.

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