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Full Stack AI Software Engineer

RTX
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Rome, NY, USA
Oct 01, 2026

Date Posted:

2026-09-30

Country:

United States of America

Location:

US-MA-CAMBRIDGE-BBN06 ~ 10 & 50 Moulton St ~ MOULTON B6

Position Role Type:

Hybrid

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: TS/SCI

Security Clearance Status:

Active and existing security clearance required after day 1

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. Join us and help shape the future of aerospace and defense.


RTX BBN Technologies, a subsidiary of RTX Corporation, is the research company behind many revolutionary advances that we take for granted today. BBN is where email was invented and the first routers were implemented. Today, BBN's scientists and engineers are working to advance the state-of-the-art on topics ranging from machine language translation to quantum cryptography. BBN offers the opportunity to perform exciting and revolutionary research that solves important problems in an exciting, collaborative environment.


Role Overview

Come join our team to develop the tools for the technology-augmented warfighter of the future! Front-line operators in the military, law enforcement, search and rescue teams, and other areas increasingly rely on cutting-edge technologies to give them an edge in terms of planning, decision-making, and communication. We are looking for software developers and AI enthusiasts to join us in developing and transitioning artificial intelligence and middleware solutions to make a difference. As part of our team, you will be developing initial prototype technologies and transitioning these technologies to operational use.


What You Will Do

  • Work with a small team on cutting-edge research and development projects.
  • Design and develop software using the latest open-source technologies.
  • Receive and incorporate feedback from end users, field tests, and exercises.
  • Explore technical possibilities collaboratively with motivated, world-class colleagues.
  • Deliver practical solutions to complex problems.

Qualifications You Must Have

  • Typically requires a University Degree or equivalent experience and 5+ years of relevant experience, or an Advanced Degree and 3+ years of relevant experience.
  • Experience with Java and cloud integration technologies such as Spring Boot, Docker, and Helm.
  • Experience with and technical understanding of technologies used to build Agentic AI-based solutions, such as MCP and RAG.
  • Ability to obtain and maintain a U.S. government-issued security clearance.

Qualifications We Prefer

  • Creative problem-solving skills and ability to build rapid prototypes.
  • Excellent oral and written communication skills.
  • Passion for software engineering practices and ability to overcome system engineering challenges.

To help you achieve your goals, BBN will provide

  • A strong leadership team well-versed in government R&D.
  • A collaborative and collegial environment to push state-of-the-art research.
  • A diverse and technically competent pool of research scientists who are willing to mentor, listen, and help you refine your research vision and goals.
  • Business development, programmatic, contracting, finance, and HR support.
  • Access, through RTX, to opportunities that help transition your research and ultimately see it fielded.

Learn More & Apply Now!


Work Location

This is a hybrid role, Employees who are working in Hybrid roles will work regularly both onsite and offsite.  Ratio of time working onsite will be determined in partnership with your leader.


What We Offer: Whether you’re just starting out on your career journey or are an experienced professional, we offer a robust total rewards package with compensation; healthcare, wellness, retirement and work/life benefits; career development and recognition programs. Some of the benefits we offer include parental (including paternal) leave, flexible work schedules, achievement awards, educational assistance and child/adult backup care.


This role is relocation assistance eligible


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 86,800 USD - 165,200 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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Job ID

01874676|loc5

Security Clearance

TS/SCI
About RTX
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