L2 Application support specialist

Ensono; Hyderabad, Pune District, Bengaluru; Hybrid; INR 500,000 - 900,000; Full time

Job summary

Ensono in Hyderabad, India, is seeking an L2 Application Support Specialist to own end-to-end incident resolution, perform deep troubleshooting of Java and .NET applications, and lead major incident bridges. The role emphasizes RCA, preventive actions, and collaboration with Dev, Infrastructure, DB, Middleware, and Security teams.

Responsibilities include monitoring health, automating checks with Shell/Python/PowerShell, and ensuring availability and resilience targets.

Qualifications

• Strong Java and .Net fundamentals and troubleshooting.
• Strong Unix/Linux and networking skills.
• Scripting (Shell/Python/PowerShell) development & optimization.
• Experience with observability tools: Splunk, Grafana, Dynatrace, Informatica, app works AppDynamics, ELK.
• Solid understanding of ITSM processes (Incident, Problem, Change).
• Experience in RCA, DR validation, and resilience operations.
• Strong analytical and problem-solving capabilities.
• Ownership mindset and ability to handle high pressure issues.
• Clear communication with stakeholders at all levels.
• Bachelor's degree in engineering, Computer Science, or equivalent.

Responsibilities

• Own endtoend resolution of incidents escalated from L1.
• Perform deep troubleshooting of Java applications, logs, JVM parameters, and platform components.
• Actively participate in or lead Major Incident (MI) bridges.
• Perform RCA and implement permanent fixes.
• Identify recurring issues, trends, and preventive actions.
• Review and support production changes related to applications/middleware.
• Perform postchange validation and production checkouts.
• Highlight risks related to Java versions, certificates, dependencies, and configurations.
• Ensure applications meet availability, performance, and resilience targets.
• Monitor application health, performance metrics, and system behavior.
• Develop and enhance automation scripts (Shell/Python/PowerShell) for health checks, validations, and repetitive tasks.
• Improve monitoring dashboards, alerts, and observability coverage.
• Maintain and update runbooks, SOPs, and KB articles.
• Work closely with Dev (L3/L4), Infrastructure, DB, Middleware, and Security teams.
• Serve as the primary operational contact for assigned applications.
• Provide clear technical updates during incidents and changes.

Skills

Java fundamentals

-.Net fundamentals

Unix/Linux skills

Networking skills

Scripting (Shell/Python/PowerShell)

Observability tools (Splunk, Grafana,/

Education

Bachelor's degree in engineering, Computer Science, or equivalent

Tools

Shell

Python

PowerShell

JMX/Logs analysis

Job description

L2 Application support Specialist

Key Responsibilities

Incident & Problem Management

Own endtoend resolution of incidents escalated from L1.

Perform deep troubleshooting of Java applications, logs, JVM parameters, and platform components.

Actively participate in or lead Major Incident (MI) bridges.

Perform RCA and implement permanent fixes.

Identify recurring issues, trends, and preventive actions.

Change, Release & Operational Readiness

Review and support production changes related to applications/middleware.

Perform postchange validation and production checkouts.

Highlight risks related to Java versions, certificates, dependencies, and configurations.

Ensure applications meet availability, performance, and resilience targets.

Monitoring, Automation & Maintenance

Monitor application health, performance metrics, and system behavior.

Develop and enhance automation scripts (Shell/Python/PowerShell) for health checks, validations, and repetitive tasks.

Improve monitoring dashboards, alerts, and observability coverage.

Maintain and update runbooks, SOPs, and KB articles.

Collaboration & Stakeholder Communication

Work closely with Dev (L3/L4), Infrastructure, DB, Middleware, and Security teams.

Serve as the primary operational contact for assigned applications.

Provide clear technical updates during incidents and changes.

Skills & Qualifications

Technical Skills

Strong Java and .Net fundamentals and troubleshooting.

Strong Unix/Linux and networking skills.

Scripting (Shell/Python/PowerShell) development & optimization.

Experience with observability tools: Splunk, Grafana, Dynatrace, Informatica, app works AppDynamics, ELK.

Solid understanding of ITSM processes (Incident, Problem, Change).

Experience in RCA, DR validation, and resilience operations.

Soft Skills

Strong analytical and problem-solving capabilities.

Ownership mindset and ability to handle high pressure issues.

Clear communication with stakeholders at all levels.

Experience & Education

36 years in application support, production operations, or ARO.

Bachelors degree in engineering, Computer Science, or equivalent.

Working Conditions

Rotational shifts including nights/weekends/holidays.

Fast-paced environment with multiple priorities.

Hybrid working model