L1/L2 Production Support Engineer - L1 / L2 Application Support Engineer

Avensys Consulting; Singapore; On-site; SGD 60,000 - 90,000; Full time

Benefits offered by this job

Transport/Shift allowance

Night and weekend shift support

Job summary

Avensys Consulting in Singapore seeks an experienced L1/L2 Production Support Engineer to monitor and troubleshoot production systems. You will handle incidents, perform RCA, and coordinate with cross‑functional teams to ensure high availability.

The role requires Unix/Linux and SQL expertise, shell scripting, and familiarity with batch scheduling in enterprise environments. Night/weekend support may apply, with ITIL processes guiding operations.

Qualifications

• Diploma or Bachelor's in Computer Science, IT, or Software Engineering.
• Hands-on SQL and Linux experience required.
• Willingness to learn and commit.
• Experience in L1/L2 production support in enterprise environments.

Responsibilities

• Provide L1/L2 production support for business‑critical applications and systems.
• Monitor production environments, application health, jobs, interfaces, and system performance.
• Troubleshoot and resolve application, system, batch job, and database‑related issues.
• Perform Unix/Linux administration and troubleshooting, including checking processes, logs, services, disk space, CPU and memory utilization.
• Execute and troubleshoot Unix/Linux shell scripts and scheduled jobs.
• Strong SQL queries for data validation, troubleshooting, and issue investigation.
• Analyze application and system logs to identify errors and determine root cause.
• Monitor and troubleshoot batch jobs, file transfers, interfaces, and scheduled processes.
• Handle incidents and service requests within defined SLA timelines.
• Coordinate with development, infrastructure, database, and business teams for issue resolution.
• Perform production deployments, application restarts, and routine operational activities.
• Conduct root‑cause analysis (RCA) for recurring or critical production incidents.
• Maintain incident records, support documentation, troubleshooting guides, and knowledge base articles.
• Participate in shift support, on‑call rotation, and weekend/public holiday support.
• Follow ITIL‑based processes for Incident, Problem, Change, and Service Request Management.

Skills

Unix/Linux

SQL

Shell scripting

Log analysis

Batch scheduling

Incident management

SFTP/FTP

TCP/IP networking

ITIL

Education

Diploma

Bachelor’s in Computer Science / IT / Software Engineering

Tools

ServiceNow

Control‑M

Autosys

Splunk

Dynatrace

AppDynamics

Job description

Avensys is a reputed global IT professional services company headquartered in Singapore. Our service spectrum includes enterprise solution consulting, business intelligence, business process automation and managed services. Given our decade of success, we have evolved to become one of the top trusted providers in Singapore and service a client base across banking and financial services, insurance, information technology, healthcare, retail and supply chain

Job Overview

We are looking for an experienced L1/L2 Production Support Engineer with strong hands‑on experience in Unix/Linux environments and SQL. The candidate will be responsible for monitoring production applications, troubleshooting incidents, performing root‑cause analysis, and ensuring the stability and availability of business‑critical systems.

Key Responsibilities

• Provide L1/L2 production support for business‑critical applications and systems.
• Monitor production environments, application health, jobs, interfaces, and system performance.
• Troubleshoot and resolve application, system, batch job, and database‑related issues.
• Perform Unix/Linux administration and troubleshooting, including checking processes, logs, services, disk space, CPU and memory utilization.
• Execute and troubleshoot Unix/Linux shell scripts and scheduled jobs.
• Strong hands‑on experience in SQL queries for data validation, troubleshooting, and issue investigation.
• Analyze application and system logs to identify errors and determine the root cause.
• Monitor and troubleshoot batch jobs, file transfers, interfaces, and scheduled processes.
• Handle incidents and service requests within defined SLA timelines.
• Perform initial impact analysis and elevate complex issues to L3/application/DBA teams when required.
• Coordinate with development, infrastructure, database, and business teams for issue resolution.
• Perform production deployments, application restarts, and routine operational activities as per approved procedures.
• Conduct root‑cause analysis (RCA) for recurring or critical production incidents.
• Maintain incident records, support documentation, troubleshooting guides, and knowledge base articles.
• Participate in shift support, on‑call rotation, and weekend/public holiday support when required.
• Follow ITIL‑based processes for Incident, Problem, Change, and Service Request Management.

Required Technical Skills

• Strong experience in Unix/Linux production support.
• Good knowledge of SQL and relational databases.
• Hands‑on experience with Shell Scripting.
• Good understanding of Linux commands such as grep, awk, sed, ps, top, df, du, find, tail, chmod, and kill.
• Experience in analyzing application, system, and database logs.
• Experience with batch scheduling and job monitoring.
• Understanding of application‑to‑database connectivity and troubleshooting.
• Knowledge of file transfer protocols such as SFTP/FTP.
• Good understanding of TCP/IP, basic networking, and system connectivity troubleshooting.
• Experience with monitoring and ticketing tools is an advantage.
• Exposure to tools such as ServiceNow, Control‑M, Autosys, Splunk, Dynatrace, AppDynamics, or similar is an advantage.

Preferred Skills

• Experience supporting 24x7 production environments.
• Good understanding of ITIL processes and SLA management.
• Experience in incident, problem, and change management.
• Strong analytical and troubleshooting skills.
• Ability to work independently and coordinate effectively with multiple teams.
• Good communication skills and ability to interact with technical and business stakeholders.

Experience

• 3–6 years of experience in Production/Application Support.
• Strong hands‑on experience in Unix/Linux and SQL is mandatory.
• Candidates with experience in L1/L2 application production support and enterprise environments are preferred.

Requirements

• Applicant must be Diploma or Bachelors graduate from Computer Science / Information Technology / Software Engineering can apply
• Must have IT background and intermediate knowledge and hands on experiences with SQL and Linux
• Need to have eagerness to learn and perform with committment

Kindly take note of the following details for shift work

• Need to support including night shift, weekends and public holidays
• Allowance will be included
• Transport is claimable - before 7am (for morning shift 6am to 3pm) , after 11pm (afternoon shift 2pm to 11pm)
• Shift Timing
• Morning shift 6am to 3pm
• General shift 9am to 6pm.
• Afternoon shift 2pm to 11pm
• Night shift 10pm to 7am.

What's On Offer

You will be remunerated with an excellent base salary and entitled to attractive company benefits. Additionally, you will get the opportunity to enjoy a fun and collaborative work environment, alongside a strong career progression.

Your interest will be treated with strict confidentiality.