Microsoft C# Senior Technical Lead
India
Job Description
Microsoft C# Senior Technical Lead
Chennai, Tamil Nadu

Job Summary

The Senior Production Support Engineer provides end‑to‑end ownership of production incidents across P1–P4 severity levels, ensuring stability, availability, and rapid recovery of business‑critical applications. This role supports Salesforce, .NET applications, and Oracle databases, performing deep‑dive issue analysis and cross‑team coordination. The engineer also participates in a structured on‑call rotation to support 24×7 operations.

Key Responsibilities

🔹 Incident Management (P1–P4)

Lead P1/P2 major incident response, ensuring rapid triage, communication, and service restoration.

Manage P3/P4 issues within SLA and ensure timely resolution.

Coordinate with Application Team, DB, and infrastructure teams during outages.

Maintain incident dashboards, metrics, and knowledge base articles.

🔹 .NET Application Support

Troubleshoot .NET Framework / .NET Core production issues.

Analyze logs, exceptions, API failures, and performance bottlenecks.

Support IIS‑hosted applications, configuration changes, and deployment validations.

Work with developers to resolve code‑level defects and improve stability.

🔹 Oracle Database Support

Perform SQL query analysis and troubleshooting.

Investigate data inconsistencies and deadlocks.

Collaborate with DBAs and Production Support for performance optimization and schema‑related issues.

🔹 Issue Analysis & Problem Management

Perform deep‑dive analysis of recurring issues.

Identify system bottlenecks, integration failures, and data issues.

Create SOPs, runbooks, and knowledge articles for repeatable issues.

⭐ On‑Call Rotation Responsibilities

The role includes participation in a structured 24×7 on‑call rotation:

Rotational schedule (weekly or bi‑weekly) shared across the support team.

Immediate response to P1/P2 incidents during off‑hours.

Ownership of incident communication with stakeholders during on‑call hours.

Perform post‑incident reviews and ensure follow‑up actions are completed.

Monitor overnight jobs, integrations, and batch processes.

Ensure handover notes are shared with the next shift.

This rotation ensures continuous coverage for critical business systems.

Skill Requirements

Required Technical Skills

🔹 .NET

.NET Framework / .NET Core

C#, Web API, MVC

IIS configuration & troubleshooting

Log analysis (Serilog, NLog, ELK, Splunk)

🔹 Oracle      

SQL, PL/SQL

Query tuning

Performance troubleshooting

Understanding of schemas, triggers, stored procedures

🔹 General Support Skills

Strong debugging and analytical skills

Experience with ServiceNow/Jira/Remedy

 

Familiarity with monitoring tools (Splunk, AppDynamics, New Relic)

Strong understanding of P1–P4 incident handling and ITIL processes

Other Requirements

1.Relevant certifications in .net, asp.net, C#, sql server technologies are a plus.
Information at a Glance

Why HCLTech?

At HCLTech, you'll supercharge your potential. You'll find your career. And you'll find your spark. All at a place that knows that helping its customers stay on top starts by putting its people first.

HCLTech is a global technology company, home to more than 226,300 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending December 2025 totaled $14.5 billion.

23 Benefits At HCLTech, we believe in empowering our employees with comprehensive benefits that support their professional growth and enhance their well-being. When you sign up for a career with us, you gain access to: https://rmkcdn.successfactors.com/147eb21f/a701dca9-f32d-4fc9-9447-6.svg Industry-benchmarked compensation https://rmkcdn.successfactors.com/147eb21f/b0c54381-ddcc-4a33-9b35-9.svg Best-in-class healthcare benefits https://rmkcdn.successfactors.com/147eb21f/b73027be-7aae-4d36-a090-4.svg Personal time off https://rmkcdn.successfactors.com/147eb21f/d5b4fdfd-2e99-4e26-9878-9.svg Maternity and paternity benefits https://rmkcdn.successfactors.com/147eb21f/3d42b0fc-4652-435a-9ece-c.svg Access to skills / higher education programs/resources https://rmkcdn.successfactors.com/147eb21f/aeddeaf2-9e25-4584-ad11-d.svg Discounts on products and services via Benefit Box https://rmkcdn.successfactors.com/147eb21f/a9609a3b-2700-4b3c-9d90-a.svg Participate in CSR programs and live life with a purpose https://rmkcdn.successfactors.com/147eb21f/c6e33851-710f-4634-bd69-f.svg Opportunities to grow and advance your career Note: The benefits listed above vary depending on the nature of your employment and the country where you work. Some benefits may be available in some countries but not in all.