Production Support Engineer (Java-Based Applications)

QUESSCORP SINGAPORE PTE. LTD.; Singapore; On-site; SGD 60,000 - 80,000; Full time

Job summary

A leading staffing services provider in Singapore is seeking a proactive Production Support Engineer. This role involves providing Level 1.5 and Level 2 support for critical production systems in a 24x7 environment, alongside responsibilities in incident management, problem resolution, and SQL scripting. The ideal candidate will have 2–5 years of relevant experience, particularly within the banking or financial domain. Strong communication skills and a customer-centric approach are essential.

Qualifications

• 2–5 years of production support experience, preferably in banking or financial services.
• Strong hands-on knowledge of RHEL/Linux OS and shell scripting.
• Experience supporting Java/J2EE applications.
• Proficiency in SQL and PL/SQL with experience in Oracle, PostgreSQL, or MySQL.
• Experience working with batch jobs, ETL pipelines, or file-based integrations.

Responsibilities

• Provide Level 1.5 and Level 2 support for mission-critical production systems.
• Perform incident management, problem resolution, and root cause analysis.
• Execute and validate production deployments during approved windows.
• Create and maintain detailed documentation of SOPs and runbooks.

Skills

Java-based application support

Database scripting

RHEL/Linux

Production deployment management

Incident management

Problem resolution

SQL

Communication skills

Education

Bachelor's degree in Computer Science, Information Technology, Engineering, or related

Tools

ServiceNow

JIRA

Splunk

Prometheus

Job description

Job Summary

We are looking for a proactive and detail-oriented Production Support Engineer (L1.5/L2) with strong experience in Java-based application support, database scripting, RHEL/Linux and production deployment management. The ideal candidate should be well-versed with production support processes, including incident, problem, change, and release management, and have prior experience in the banking or financial domain.

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.

Nice to Have

• Experience in regulatory compliance environments (e.g., SOX, PCI-DSS, etc.).
• Understanding of banking products and services like payments, lending, trade finance, or core banking systems.
• Familiarity with cloud platforms (AWS, Azure, GCP), containerization (Docker, Kubernetes).
• Awareness of DevOps practices, SRE principles, and Observability frameworks.

Educational Qualifications

• Bachelor's degree in Computer Science, Information Technology, Engineering, or a related technical discipline.

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This is in partnership with the Employment and Employability Institute Pte Ltd (“e2i”).

e2i is the empowering network for workers and employers seeking employment and employability solutions. e2i serves as a bridge between workers and employers, connecting with workers to offer job security through job-matching, career guidance and skills upgrading services, and partnering employers to address their manpower needs through recruitment, training, and job redesign solutions. e2i is a tripartite initiative of the National Trades Union Congress set up to support nation-wide manpower and skills upgrading initiatives. By applying for this role, you consent to Quesscorp Singapore’s PDPA and e2i’s PDPA.