Production Support Engineer (Java-Based Applications)

LYNEER CORP (SINGAPORE) PTE. LTD.; Singapore; On-site; SGD 60,000 - 80,000; Full time

Job summary

A leading financial services provider in Singapore is seeking a Production Support Engineer to provide critical system support and maintain application reliability. This role requires 2–5 years of experience, strong knowledge of Linux and Java applications, and the ability to manage incidents effectively. The ideal candidate has solid SQL proficiency and experience with monitoring and CI/CD tools.

Qualifications

• 2–5 years of production support experience, preferably in banking or financial services.
• Strong knowledge of RHEL/Linux OS with shell scripting experience.
• Proficiency in SQL with experience in databases like Oracle and PostgreSQL.

Responsibilities

• Provide Level 1.5 and Level 2 support for production systems.
• Perform incident management and root cause analysis.
• Write and optimize SQL scripts for data extraction.

Skills

Production support experience

RHEL/Linux OS knowledge

Java/J2EE application support

SQL and PL/SQL proficiency

Monitoring tools exposure

CI/CD tools familiarity

ITSM/ticketing tools usage

Analytical communication skills

Job description

Key Responsibilities

• Provide Level 1.5 and Level 2 support for mission-critical production systems in a 24x7 environment.
• Perform incident management,problem resolution, and root cause analysis for issues across applications, middleware, OS, and database layers.
• Support Java/J2EE-based applications deployed on Linux (RHEL) environments.
• Write, maintain, and optimize SQL scripts, stored procedures, and shell scripts for data extraction, transformation, and process automation.
• Execute and validate production deployments during approved green zones or scheduled windows.
• Maintain SLAs, track KPIs, and work with SRE/dev teams to ensure system availability and reliability.
• Work closely with application development, QA, infrastructure, and business teams to triage and resolve issues.
• Create and maintain detailed documentation of SOPs, known errors, and runbooks.
• Perform daily health checks, batch job monitoring, and service availability verification.
• Ensure compliance with ITIL-based support practices including incident, problem, and change management.

Required Skills & Qualifications

• 2–5 years of production support experience, preferably in the banking or financial services domain.
• Strong hands-on knowledge of RHEL/Linux OS, including shell scripting and command-line troubleshooting.
• Experience supporting Java/J2EE applications (log analysis, thread dumps, heap analysis, performance tuning).
• Proficiency in SQL and PL/SQL with experience in databases like Oracle, PostgreSQL, or MySQL.
• Familiarity with production deployment processes, rollback procedures, and change controls.
• Experience working with batch jobs, ETL pipelines, or file-based integrations.
• Exposure to monitoring tools (e.g., Splunk, AppDynamics, Dynatrace,Grafana, Prometheus, ELK stack).
• Familiarity with CI/CD tools (e.g., Jenkins, GitLab CI/CD), version control systems, and basic automation practices.
• Hands-on with ITSM/ticketing tools like ServiceNow, Remedy, or JIRA.
• Experience in incident escalation management and providing post-mortem documentation and follow-ups.
• Strong analytical and communication skills, with a customer-centric support mindset.