Senior Full-Stack Software Engineer (Onsite)

Job ID: 01878589Posted: Posted YesterdayStart Date: 2026-09-30Location: US-FL-JUPITER-ADR ~ 17900 Beeline Hwy ~ ADR BLDG; US-CT-EAST HARTFORD-J ~ 400 Main St ~ BLDG JCountry: United States of AmericaTime Type: Full timeDate Posted:2026-09-30 Country:United States of America Location:US-FL-JUPITER-ADR ~ 17900 Beeline Hwy ~ ADR BLDG 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 1At RTX, the world 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.Pratt & Whitney is a world leader in the design, manufacture and service of aircraft engines and auxiliary power systems and has been revolutionizing modern flight for over 100 years. Join us and help shape the future of aerospace and defense.What You Will DoJoin a team dedicated to building and maintaining Pratt & Whitney’s Development Network Application (DNA), a cloud-enabled, full-stack web platform that integrates data from multiple enterprise systems to streamline engine test, assembly, and validation workflows. This role focuses on creating scalable, modern web applications to support critical business operations and improve efficiency across various engineering processes.Design, build, and maintain scalable backend services, APIs, and cloud-native architectures to support enterprise applications.Develop modern web applications, including frontend and backend components, to enable dashboards, workflow automation, and multi-disciplinary integrations.Implement reliable enterprise data integrations to streamline communication and reduce operational risks.Deploy and support applications in cloud environments, ensuring high performance and maintainability.Collaborate with business stakeholders and engineering teams to deliver features that address program needs and enhance operational transparency.Support the expansion of platform capabilities, including browser-based and mobile-friendly interfaces.Maintain accountability for the quality, performance, and continuous delivery of software solutions.Travel is up to 10%.What You Will LearnIn this role, you’ll deepen your understanding of how modern web applications drive efficiency, insight, and alignment across large engineering organizations. Craft user experiences that turn complex information into intuitive, meaningful visualizations.Participate in shaping backend service patterns that support growth, reliability, and clarity.Work with data contexts to understand how information becomes actionable for real users.Navigate cloud‑based delivery environments where performance, security, and resilience all matter.Refine features through close collaboration with stakeholders, focusing on usability, clarity, and workflow improvement.Qualifications You Must HaveBachelor degree in Science, Technology, Engineering or Mathematics (STEM) 5 years of engineering experience, or an Advanced degree with 3 years of engineering experience.Experience in full-stack development using modern web technologies for both frontend and backend applications.Experience integrating data from multiple enterprise systems to support business operations.Experience designing and maintaining scalable backend services and APIs.U.S. Citizen - 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 clearanceQualifications We PreferExperience building dashboards or data-driven workflow tools for engineering or operations teams.Familiarity with cloud-native frameworks (e.g., Quarkus) for building maintainable backend architectures.Experience developing mobile-friendly or multi-platform interfaces (browser and mobile).Experience supporting integrations across multiple test, assembly, or validation phases, such as dashboards or discrepancy tracking tools.Experience enabling process automation or efficiency-improving features in complex engineering environments.Experience deploying and supporting applications in cloud environments.What We Offer:Employee Scholar ProgramLearn More & Apply Now!Development Operations provides services to support future products for global commercial airlines, industrial partners and military customers. Services include Assembly, Instrumentation and Test of engines and rigs and the associated facilities, hardware, data systems, software and technology to support this. Development Operations delivers our services in a safe, efficient and sustainable environment.What Is My Role Type: In addition to transforming the future of flight, we are also transforming how and where we work. We’ve introduced role types to help you understand how you will operate in our blended work environment. This role is: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.Candidates will learn more about role type and current site status throughout the recruiting process. For onsite and hybrid roles, commuting to and from the assigned site is the employee’s personal responsibility.This requisition is eligible for an employee referral award. ALL eligibility requirements must be met to receive the referral award.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. Privacy Policy and Terms:Click on this link to read the Policy and Terms