.Net API and Integration; SRE - Health IT​/Interoperability

Overview

NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now.

NTT Data's client is currently seeking a .Net API and Integration (SRE - Health IT/Interoperability) to join their team in Louisville, Kentucky (US-KY), United States (US).

We are seeking a highly skilled and proactive Senior Support Engineer with a focus on .NET API applications, integrations, and site reliability engineering (SRE) to support our interoperability platform. This role involves deep technical troubleshooting, system reliability monitoring, performance optimization, and efficient incident resolution within a highly regulated Health IT environment.

As a member of our SRE and Support team, you will play a critical role in ensuring the resilience and performance of key interoperability services—leveraging standards like FHIR and HL7
, and integrating across EHRs, HIEs, and health systems.

• Serve as a senior-level support engineer for production .NET-based API applications and integration layers, ensuring high availability and reliability.
• Troubleshoot and resolve complex issues related to API transactions, system performance, and data exchange across healthcare systems.
• Monitor system health using tools like Splunk
  , Dynatrace
  , and other observability platforms.
• Manage and triage incidents and service requests via Service Now
  , ensuring timely updates, escalations, and root cause analysis.
• Collaborate with development and product teams to ensure smooth rollouts and post-deployment support of new services or updates.
• Support and monitor interoperability workflows using FHIR
  , HL7 v2/v3
  , C-CDA
  , and other healthcare data exchange formats.
• Perform advanced SQL Server querying and optimization for root cause analysis, data validation, and performance diagnostics.
• Contribute to the automation of routine operational tasks and playbooks to improve reliability and reduce toil.
• Provide on-call support (on a rotation basis) and participate in incident response planning and disaster recovery testing.
• Ensure compliance with healthcare regulations (e.g., HIPAA, HITRUST) in support operations and logging practices.

• 5+ years of experience in application/integration support for .NET-based APIs and enterprise applications.
• Hands-on experience with C#, .Net MVC/.Net core, .Net Web API, Windows services. Azure basics knowledge required. Experience with Web API testing tools like Postman, SoapUI, etc.
• Proven experience with SRE practices and principles in production environments.
• Strong hands-on experience with SQL Server
  : writing and optimizing complex queries, stored procedures, and performance tuning.
• Expertise in Splunk
  , Dynatrace
  , or similar observability/monitoring tools.
• Experience using and managing support workflows in Service Now
  .
• Solid understanding of healthcare interoperability standards:
  FHIR (R4/5),
  HL7 v2/v3
  , C-CDA
  , X12 etc.
• Familiarity with secure transport protocols (e.g., HTTPS, mTLS), authentication standards (OAuth 2.0), and API management (Apigee).
• Understanding of production deployment processes and CI/CD practices.
• Excellent problem-solving and communication skills, with a focus on continuous improvement and root cause elimination.

• Experience supporting applications in cloud environments (Azure, AKS, Data Bricks, Snowflake).
• Familiarity with EHR systems (e.g., Epic, Cerner, Meditech) and health information exchanges (HIEs).
• Knowledge of data privacy/security practices in healthcare (HIPAA, HITRUST, etc.).

About NTT DATA Services:

NTT DATA Services is a recognized leader in IT and business services, including cloud, data and applications, headquartered in Texas. As part of NTT DATA, a $30 billion trusted global innovator with a combined global reach of over 80 countries, we help clients transform through business and technology consulting, industry and digital solutions, applications development and management, managed edge-to-cloud infrastructure services, BPO, systems integration and global data centers.

We…