Principal Full-Stack Developer

Date Posted: 2026-10-12

Country: United States of America

Location: US-NH-REMOTE

Position Role Type: Remote

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 Required

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.

The following position is to join our RTX Enterprise Services team: Enterprise Application Services PROsolutions is seeking a Principal Business Programming Technologist to join the PROsolutions Integrated Applications (PRO-IA) service line. This position engages individuals in challenging assignments that are focused on developing technical skills, business acumen, and leadership. In this role, you will be responsible for implementing high quality, scalable, and extendable solutions that are directly connected to meeting business objectives.

The PRO-IA team directly partners with business stakeholders and the business process teams (BPs) to create and evolve quick-turn, immediate-value applications that automate aspects of the Finance/Operations workload. The team’s suite of products currently includes earned value, cost accounting, and estimate to complete solutions. This role is for a full-stack developer who will work closely with the BPs and application end users utilizing effective service excellence methodologies.

What You Will Do

• Designing, coding, testing and implementing creative and effective solutions for Finance, Operations, and Integrated Supply Chain functions
• Monitoring and troubleshooting weekly scheduled production ETL processes
• Planning and facilitating SME group meetings to foster a strong partnership with the end-user community
• Effectively communicating process/product changes to the BP team and end user consumers.
• Documenting and prioritizing business partner service and product enhancement requests
• Ad hoc research, break fixes and ticket support for user community

What You Will Learn In this role, you will gain invaluable experience at the intersection of technology and business operations. As a Full-Stack Developer, you will work closely with the Business Process team to design and develop tools that enhance key functions such as estimates to complete, manufacturing data analysis, earned value, and integrated supply chain management. Through hands-on projects, you will deepen your expertise in coding and SQL while also acquiring a strong understanding of business processes, manufacturing, program management, and data-driven decision-making. This role offers a unique opportunity to develop both technical and business skills, preparing you for impactful contributions across functions.

Qualifications You Must Have

• Bachelor’s degree in Engineering, Science, Computer Science, Mathematics, Business or relevant degree or equivalent experience with 5+ years of related work experience
• 4+ years of development experience writing software for client/server and/or web applications
• 4+ years of business experience building solutions for Finance, Operations or Integrated Supply Chain functions and a familiarity with data warehousing and ETL software
• Excellent analytical and problem-solving skills with the ability to multitask effectively in a fast-paced work environment with expert level proficiency with Microsoft Office
• Team Player willing to support all members of the team and able to empathize with the user community and BPs

Qualifications We Prefer

• Working knowledge of SAP (ERP, Finance or Business Warehouse, or S4 Hana) with an understanding of Manufacturing and Finance Operations in defense contracting, particularly labor and material processes and data points
• 2+ years of development experience in C#, .NET, Bootstrap, jQuery, JavaScript or comparable languages with relational database experience in…