L2/L3 Java Application Support Engineer

Pls note : This is not a Java developer or a Devops position. This is an Application Support role.Pls see if your profile aligns with the expectations in the two questions below. If so, your resume might be a good fit. Pls read the JD further before applying.1. Have you worked on Java application troubleshooting? Can you read Java stack traces and logs, understand application configurations, and identify whether an issue is related to code, database connectivity, or the application server?2. Have you worked with Spring Boot or any other Java framework? Was your involvement primarily deployment, configuration, or production troubleshooting?Location : ChennaiWorking model : Work from office only (5 day week) - usually General shift / shift timings might change to overlap with Europe and US (2 pm - 11 pm)Role Overview : Our team builds and maintains hundreds of internal environments of our enterprise Java application, used by Client Services and Product Engineering teams. This role sits between IT operations, QA, and R&D, closer to DevOps than to any of them.You will install, upgrade, and maintain application environments, investigate failures down to the root cause, and give developers clear, evidence-backed findings. Key Responsibilities : - Environment Lifecycle : Provision, install, upgrade, clone, refresh, and decommission application environments on VMs and containers according to Product Labs standards.- Upgrade and Configuration Management : Run version upgrades, carry configuration and customizations forward, and pinpoint exactly where an upgrade fails, whether in the installer, database migration, app server configuration, or the application itself.- Root-Cause Analysis : Trace failures through Java application logs, stack traces, app server and JVM diagnostics, and database queries.- Database Operations : Back up, restore, and refresh databases, run upgrade scripts, and troubleshoot locking, permission, and collation issues.- Developer Escalation : When an issue is a product defect, give R&D a documented root cause with logs, reproduction steps, environment details, and likely problem areas. Apply configuration fixes and workarounds within your scope.- Validation : Smoke test environments after installs and upgrades, reproduce reported issues, and verify fixes.- Requester Support : Work Jira tickets from internal teams, set clear expectations, and keep requesters updated.- Automation : Use and improve existing scripts and pipelines (Jenkins, Ansible, PowerShell, Bash) to reduce manual steps.- Knowledge Capture : Turn every resolved issue into a runbook or knowledge base entry in Confluence.Qualifications & Skills : - 3 - 5 years in application support, environment engineering, or DevOps for Java enterprise applications- Strong Java log and stack trace analysis, plus JVM basics (heap, garbage collection, thread dumps)- Hands-on WildFly (standalone configuration, data sources, JDBC drivers, deployments) or JBoss- Solid SQL on MSSQL and PostgreSQL, including backup and restore- Windows Server and Linux administration; scripting in PowerShell, Bash, or Python- Working knowledge of Docker, VMs, DNS, ports, and TLS certificates- Basic testing skills for reproduction and validation- Uses AI-assisted tools effectively for research and log analysis, while following data handling rules (no customer data or proprietary code in public tools)- Writes clear technical summaries for developers and clear status updates for non-technical requesters- Able to ramp up quickly from documentation and work across US and EU time zones as needed (ref:hirist.tech)