Principle Specialist, Software Developer (Onsite)

This role is responsible for performing technical and functional software specification, design, coding, testing, and documentation in support of our engine overhaul and repair operations. You will work within an Agile team to develop and maintain a mission-critical application that directly supports engine maintenance operations.

What You Will Do:

• Maintain and enhance the existing Delphi VCL application
• Debug and resolve issues in the current codebase
• Collaborate with business analysts to implement new features
• Optimize application performance and database queries
• Ensure application stability and reliability in production environments
• Participate in code reviews and follow established coding standards
• Document technical specifications and user guides
• Support integration with external systems (SAP, databases)

• Bachelor's Degree and 5 years or Advanced Degree and 3 years of the following experience:
• Professional Delphi development
• Strong proficiency in Delphi Object Pascal programming language
• Experience with Delphi VCL framework and component development
• Knowledge of database connectivity (ADO, FireDAC) and SQL
• Understanding of Windows application development and deployment
• Experience with version control systems (Git preferred)
• Strong analytical and problem-solving skills Ability to work independently and as part of a team
• Strong problem-solving skills with the ability to debug complex full-stack issues across browser, server, and database layers

Qualifications We Prefer:

• Experience with Embarcadero RAD Studio (Delphi 10.x or newer)
• Knowledge of XML processing and web services integration
• Experience with reporting tools (FastReport, ReportBuilder)
• Experience with enterprise application architecture patterns
• Knowledge of database design and optimization
• Hands-on experience with Oracle Database , PL/SQL, Oracle-specific EF Core provider, and Oracle migration scripting
• Experience with data migration or ETL pipelines - particularly integrating legacy systems with modern platforms
• Exposure to AI/ML integration in enterprise applications (prompt engineering, API integration with LLMs such as Claude or GPT)
• Experience in MRO, manufacturing, or aerospace environments
• Prior experience with Generative AI development tools (Claude Code, GitHub Copilot)

Please ensure the role type defined below is appropriate for your needs before applying to this role. This position is classified as:

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.

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.

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. 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.