SeniorAdministrator - Postfix,Microsoft Message Queuing
India
Job Description
SeniorAdministrator - Postfix,Microsoft Message Queuing
Chennai, Tamil Nadu

Job Summary

Experienced L2 Application & Middleware Operations Engineer with 8+ years of expertise in IIS, .NET, BizTalk, and middleware technologies. Strong in troubleshooting, incident resolution, and managing integration platforms across Windows and Linux environments, ensuring application stability and performance.

Key Responsibilities

·  Provide L2 support and resolve complex issues escalated from L1

·  Troubleshoot BizTalk issues (orchestrations, suspended messages, adapter failures)

·  Manage BizTalk configurations (ports, hosts, adapters)

·  Debug integration errors using Event Viewer and BizTalk Admin Console

·  Monitor and support IIS (sites, SSL bindings, logs)

·  Support middleware environments (JBoss, WebLogic, Tomcat, Apache, WebSphere)

·  Handle API integrations and WSO2 platform support

·  Perform incident, problem, and change management (ITIL)

·  Collaborate with QA, Infra, and Development teams

·  Support version upgrades, patching, and certificate lifecycle management

·  Use monitoring/observability tools (Dynatrace, AppDynamics, DataDog)

Skill Requirements

 

  Technologies: IIS, .NET, BizTalk, MQ, WSO2 API Management

  Middleware: JBoss, WebLogic, Apache, Tomcat, WebSphere

  Scripting/Programming: Java, Unix Shell, Windows Scripting

  Databases: SQL Server, Oracle

  Integration: APIs, SOA, FTP, SOAP, SQL adapters

  Tools: BizTalk Admin Console, Event Viewer, monitoring tools

  Frameworks: ITIL, CMMI

  Platforms: Windows, Unix/Linux

Other Requirements

  Strong troubleshooting and analytical skills

  Excellent communication and customer handling skills

  Good documentation and reporting ability

  Ability to work in a matrix organization with multiple teams

  Experience in upgrade, maintenance, and system lifecycle activities

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.