MES Developer, Principal Specialist

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At RTX the worlds largest aerospace and defense company 185000 great minds are united by purpose and inspired to make a difference solving the worlds 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.

About the Role:

Pratt & Whitney a Raytheon Technologies Company is looking for a Frontend developer to join our Digital Technology (DT) Digital Manufacturing Applications team. This individual will be involved in the delivery of developing enhancing and implementing software solutions within Pratt & Whitneys enterprise Manufacturing Execution System (MES) solutions as well as integrations with other enterprise products for our internal Operations customers. This role will support the development of web-based solutions troubleshooting of problems related to PWs MES resolving systems integration and compatibility issues and supporting the application life cycle.

Key Responsibilities:

• Build and maintain UI components in React (hooks functional components); integrate with backend APIs; ensure responsive cross-browser behavior
• Design and develop RESTful APIs using Python/FastAPI; implement business logic data validation (Pydantic) and error handling
• Work with relational databases (PostgreSQL/SQL Server); write efficient queries; support schema design
• Deploy and support workloads on Azure (App Services Functions Storage); assist with CI/CD pipelines
• Write unit/integration tests (Jest/RTL for frontend Pytest for backend); participate in code reviews and follow team coding standards
• Work in Agile/Scrum teams with QA product owners and backend/frontend counterparts; contribute to technical documentation
• Debug and resolve performance issues and inconsistencies

Required Qualifications:

• Bachelors degree in Computer Science Engineering or a related field with 6 years of experience in relevant areas of software development.
• Hands-on expertise on JavaScript (ES6) HTML5/CSS3 state management (Redux/Context API)
• Hands-on expertise on Python FastAPI or similar (Flask/Django) REST API design Pydantic/data validation
• SQL fundamentals; experience with PostgreSQL SQL Server or similar
• Git version control basic testing frameworks (Jest Pytest) debugging skills
• Good communication and willingness to learn
• Ability to work collaboratively with cross-functional teams
• Problem-solving mindset and attention to detail

Preferred Qualifications:

• TypeScript component libraries (MUI Ant Design Tailwind)
• Async programming in Python SQLAlchemy/ORM experience message queues (basic exposure)
• Azure DevOps pipelines Docker/containerization basics Azure AD/authentication concepts
• Agile/Scrum exposure basic accessibility (WCAG) awareness API documentation (Swagger/OpenAPI)
• Basic Azure familiarity App Services Storage Azure Functions Resource Groups

What We Offer:

• Daycare for young children
• Advancement programs to enhance education skills
• Flexible work schedules
• Leadership and training programs
• Comprehensive benefits savings and pension plans
• Financial support for parental leave
• Reward programs for outstanding work

Role type:

Please ensure the role type (defined below) is appropriate for your needs before applying to this role.

Hybrid: 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.

Employment Type:

• Full-time

Video Links:

Pratt & Whitney - YouTube

Candidates will learn more about role type and current site status throughout the recruiting process.

RTX adheres to the principles of equal employment. All qualified applications will be given careful consideration without regard to ethnicity color religion gender sexual orientation or identity national origin age disability protected veteran status or any other characteristic protected by law.

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