Production Support -.NET @ Infosys

Infosys; Hyderabad; On-site; INR 900,000 - 1,500,000; Full time

Job summary

Infosys in Hyderabad seeks an experienced Production Support / Application Support Engineer with strong hands-on expertise in .NET applications, SQL Server, and ITIL-based processes. The role covers L2/L3 production support, incident and problem management, RCA, and ensuring high availability of critical applications.

You will participate in 24x7 rotations, coordinate with development, QA, and infra teams, and support deployments, patches, and monitoring activities to proactively resolve issues.

Qualifications

• Production / Application Support experience in enterprise environments.
• Proficient in .NET / C# / ASP.NET application support.
• Strong SQL Server querying, performance tuning and debugging.

Responsibilities

• Provide L2/L3 production support for enterprise .NET-based applications.
• Monitor production systems for high availability and performance.
• Handle incident, problem, change, and service request management per ITIL.

Skills

Production support

NET/C#

SQL Server

ITIL

Windows IIS

Job description

Production Support / Application Support Engineer .NET

Experience

5 to 9 Years

Location

Hyderabad (Hybrid / Onsite)

Job Summary

We are looking for an experienced Production Support / Application Support professional with strong hands-on experience in .NET applications, SQL Server, and ITIL-based support processes. The role involves providing L2/L3 production support, incident and problem management, root cause analysis, and ensuring high availability and performance of business-critical applications.

Key Responsibilities

Production Support & Operations

• Provide L2/L3 production support for enterprise .NET-based applications.
• Monitor production systems to ensure high availability, performance, and reliability.
• Handle incident, problem, change, and service request management aligned with ITIL processes.
• Participate in 24x7 support rotations and on-call support as required.
• Perform root cause analysis (RCA) and implement permanent fixes.
• Coordinate with development, QA, infrastructure, and business teams during major incidents.

Application & Technical Support

• Troubleshoot application issues related to .NET, C#, ASP.NET, Web APIs, IIS, and supporting services.
• Analyze SQL Server queries, stored procedures, indexes, and execution plans for performance issues.
• Perform data fixes, data validation, and ad-hoc SQL analysis in production environments with proper approvals.
• Support application deployments, hotfixes, and patches.
• Review logs, application metrics, and monitoring alerts to proactively identify issues.

ITIL & Process Adherence

• Follow ITIL practices for Incident, Problem, Change, and Release Management.
• Prepare incident reports, RCA documents, and post-incident reviews.
• Ensure compliance with SLA, SLO, and KPI targets.
• Maintain operational documentation and knowledge base articles.

Stakeholder Communication

• Communicate clearly with business users, vendors, and internal teams.
• Provide timely status updates during incidents and outages.
• Mentor junior engineers (for senior roles).

Technical Skills

Mandatory Skills

• Production / Application Support experience in enterprise environments
• .NET / C# / ASP.NET application support
• SQL Server strong SQL querying, performance tuning, debugging
• ITIL framework (ITIL certification preferred)
• Windows Server & IIS support
• Incident & problem management tools (ServiceNow, Remedy, JIRA, etc.)

Good to Have

• Knowledge of Microservices and Web APIs
• Experience with Azure / AWS hosted applications
• Basic scripting (PowerShell, batch scripts)
• CI/CD pipeline awareness
• Monitoring tools (AppDynamics, Dynatrace, Splunk, ELK, etc.)