Production Support Engineer with Java & .NET || Sioux Falls, SD (Hybrid)

Job Title: Production Support Engineer with Java & .NET (80% java, 20% .Net)

Location: Sioux Falls, SD (Hybrid from day 1)

Job Description:

• Lead production support for critical enterprise applications, ensuring high availability, stability, and SLA adherence.
• Provide L2/L3 support, including incident triage, root cause analysis (RCA), and permanent fixes for Java and .NET/Classic ASP applications.
• Hands-on experience with Java 17+, Spring Boot, and microservices-based architectures in production environments.
• Working knowledge of Classic ASP, VBScript, ASP.NET, and .NET Framework for troubleshooting and minor enhancements.
• Manage and support IIS servers including application deployment, configuration, SSL management, and performance tuning.
• Monitor applications proactively and implement logging, alerting, and observability practices (e.g., AppDynamics, Splunk, etc.).
• Perform defect fixes, minor enhancements, and code deployments in a controlled release environment.
• Drive problem management, including trend analysis and continuous service improvements.
• Work with Dev/Infra teams to ensure CI/CD pipeline stability and smooth deployments.
• Optimize SQL Server performance, including query tuning and database troubleshooting.
• Ensure application security compliance, leveraging Spring Security and enterprise standards.
• Support cloud-hosted and hybrid environments (Azure preferred).
• Provide technical leadership, mentor team members, and drive best practices in support processes.
• Collaborate with business stakeholders for issue prioritization and communication during incidents.
• Experience in Life Insurance domain (policy admin systems, workflows) is highly preferred.