Enterprise Integration Developer

Overview

GDC IT Solutions is currently seeking an Enterprise Integration Developer to support the Pennsylvania Turnpike Commission (PTC) in designing, developing, and maintaining enterprise integration solutions across SAP, Microsoft Dynamics 365 CRM, Microsoft Azure, and Interactive Voice Response (IVR) systems. This role will focus on complex, high-volume integrations supporting tolling operations, customer interactions, and connected enterprise applications. As an Enterprise Integration Developer, you will be responsible for designing, developing, deploying, and supporting enterprise integration solutions that connect cloud platforms, CRM systems, SAP applications, IVR technologies, and external systems. You will leverage Microsoft .NET, C#, Azure cloud services, APIs, middleware, and document management solutions to build secure, scalable, and high-performance integrations. The successful candidate will help optimize data flows, improve system interoperability, reduce unnecessary data replication, and ensure reliable information exchange across critical tolling applications. This role will also involve technical documentation, integration architecture, performance optimization, and adherence to Pennsylvania Turnpike Commission standards and procedures.

Responsibilities

• Lead the design, development, and implementation of complex enterprise integration solutions supporting high-volume tolling operations and interconnected business applications.
• Design, develop, deploy, and support integrations between SAP, Microsoft Dynamics 365 CRM, Microsoft Azure, IVR systems, and external platforms, including payment gateways, backend databases, toll collection systems, and traffic management systems.
• Develop and maintain enterprise integration services using C#, .NET 8+ or supported .NET Long-Term Support (LTS) versions, and ASP.NET Core Web API.
• Build and maintain RESTful APIs, microservices, custom middleware components, reusable libraries, and integration frameworks.
• Design and implement Azure Functions using HTTP, Service Bus, timer, and blob triggers.
• Design, configure, and optimize Azure Service Bus solutions, including queues, topics, subscriptions, sessions, and dead-letter queues.
• Design and optimize IVR systems to improve tolling customer interactions, operational efficiency, and integration with CRM and backend tolling applications.
• Analyze solution components, integration models, and architectural options to support reliable, scalable, and high-volume transaction processing.
• Evaluate and implement opportunities to leverage open APIs, reduce unnecessary data replication, and streamline enterprise data flows.
• Implement JSON and XML payload transformations, data validation, and mapping to support consistent data exchange between integrated systems.
• Apply clean coding principles, SOLID design patterns, enterprise API standards, and secure coding practices.
• Drive continuous improvement by enhancing technical integrations, optimizing system performance, and improving the reliability of connected applications.
• Create and maintain comprehensive technical and functional documentation, including design specifications, architecture diagrams, test plans, test scripts, impact analysis reports, lessons learned, and best practices.
• Ensure all technical documentation follows the Pennsylvania Turnpike Commission's required formats, templates, standards, policies, and procedures.
• Perform additional duties and related tasks as assigned by the Commission.

Minimum Qualifications

• Eight or more years of experience as a Developer or in a similar technical role, including enterprise integrations, Azure cloud solutions, IVR systems, and external system integrations, preferably within tolling projects.
• Demonstrated experience designing and implementing integrations with external systems in tolling environments, including toll collection and traffic management systems.
• Strong understanding of Microsoft Azure government and commercial cloud platforms, including Infrastructure as a Service (IaaS), Platform as a Service (PaaS), and Software as a Service (SaaS).
• Strong knowledge of enterprise application integration concepts, middleware solutions, APIs, cloud hosting, and data exchange between interconnected systems.
• Bachelor's degree in Computer Science, Engineering, or a related field.
• Ten or more years of experience developing complex enterprise integrations for high-volume organizations using SAP, Microsoft Dynamics 365 Customer Relationship Management (CRM), and Microsoft Azure cloud services.
• Advanced hands-on experience with C#, .NET 8+ or supported .NET LTS versions, and ASP.NET Core Web API for enterprise integration development.
• Extensive experience developing RESTful APIs, microservices, Azure Functions, custom middleware, reusable components, and shared integration libraries.
• Strong hands-on experience with Azure Service Bus, including queues, topics, subscriptions, sessions, and dead-letter queues.
• Experience designing secure REST APIs and implementing JSON/XML transformations, validation, and data mapping.
• Hands-on experience designing, developing, and optimizing IVR systems in tolling or similar customer-facing environments.
• Knowledge of tolling industry standards, regulatory requirements, and operational best practices.
• Experience with high-volume transaction processing, cloud-based integration architecture, and enterprise system performance optimization.
• Master's degree in a related field.
• Additional education in business management or information systems.

GDC IT Solutions (GDC) is a full-service Information Technology (IT) company providing solutions that empower businesses to increase employee productivity, maximize investments, and improve operational efficiencies. With experienced and certified professionals, we deliver services in the areas of application development, data center, 24/7 multilingual service desk, desktop lifecycle management, project management, business process consulting, and IT staff augmentation.

What Makes GDC Different:

Our employees are our greatest asset continually driving our success each and every day. We attract and maintain the best talent to provide a personal customer experience at every touchpoint. Our technology professionals care about day-to-day client interactions and resolving customer issues quickly and efficiently, the first time. We deliver services with a code of high ethical responsibility, both to protect our clients and to assure that the work is carried out at the maximum level of professionalism. We are technology experts remaining one step ahead as technology evolves and constantly engaging to understand our clients’ business technology needs in order to deliver the best possible solution. Why Work for GDC?

• Cutting Edge Technology and Innovation: GDC fully supports and embraces continuing education and industry certifications to stay ahead of trends and remain current within the technology landscape. We recognize that our employees add the real value to our clients and to our business. By approaching our daily operations with a passion for innovation and a shared-learning environment, everyone can make a positive difference.
• Career Growth: GDC is one of the fastest growing companies in the region! Sustained growth means ongoing opportunity. Many of our senior leaders have grown within the company, starting with the helpdesk or other entry-level roles to become thought leaders in the fields of IT infrastructure, application development, project management, and business development.
• Employee-Centric Environment: GDC prides itself on employee satisfaction with a firm belief that happy employees are the most productive employees. In appreciation of our employees and their contributions, we sponsor numerous events throughout the year including an annual gala, golf, lunch barbeques and more.
• Comprehensive Benefits Package: GDC offers competitive compensation, excellent benefits, and a positive work environment designed around the philosophy of mutual respect. Our comprehensive benefits package includes medical, dental, prescription, vision, 401(k), short and long-term disability, and group life
• Holiday and Vacation: GDC firmly believes in a comfortable work-life balance, and we offer comprehensive holiday and paid-time-off (PTO) packages. We provide a generous PTO package, and we encourage our staff to use it - whether it’s for vacation or other personal reasons everyone needs time to relax and refresh.

Equal Opportunity Workplace:

GDC is proud to be an equal opportunity workplace and is an affirmative action employer. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity or Veteran status. All qualified applicants will receive consideration for employment.

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