Application Support Engineer – Linux & Bash

IDC TECHNOLOGIES (SINGAPORE) PTE. LTD.; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

IDC TECHNOLOGIES (SINGAPORE) PTE. LTD. is seeking an experienced Application Support Engineer to support production applications, troubleshoot incidents and ensure system availability in a Linux/Unix environment.

The role emphasizes Bash scripting, log analysis and cross-team collaboration to resolve issues and improve stability. The ideal candidate will handle L1/L2 support, monitor services, and perform health checks, with a focus on automation, deployment support and on-call readiness in a

Qualifications

• Experience in application/production support for production systems.
• Hands-on Linux/Unix operating systems experience.
• Proficient in Bash/Shell scripting.
• Strong troubleshooting of application and production issues.
• Solid knowledge of Linux commands, processes, file systems, permissions and log analysis.
• Experience with Cron and batch job monitoring.

Responsibilities

• Provide L1/L2 application support for production systems.
• Monitor applications, services, batch jobs and scheduled processes.
• Troubleshoot application, system and production issues in Linux/Unix environments.
• Perform log analysis and identify root causes of incidents.
• Develop, maintain and execute Bash scripts for automation and operations.
• Manage Cron jobs, processes, files, permissions and system utilities.
• Coordinate with development, infrastructure, database and other teams for issue resolution.
• Perform health checks, deployment support and post-deployment validation.

Skills

Application/Production Support

Linux/Unix

Bash/Shell scripting

Troubleshooting

Linux commands, processes, file system

Cron/Scheduler

Problem solving/analytical

Communication & coordination

Tools

Splunk

AppDynamics

Dynatrace

Grafana

Python

Java

CI/CD

Cloud platforms

DevOps environments

Job description

JobDescription

We are looking for an experienced Application Support Engineer with strong hands-on experience in Linux/Unix environments and Bash/Shell scripting. The candidate will be responsible for supporting production applications, troubleshooting incidents, monitoring system performance, and ensuring application availability and stability.

Key Responsibilities

• Provide L1/L2 application support for production systems.
• Monitor applications, services, batch jobs, and scheduled processes.
• Troubleshoot application, system, and production issues in Linux/Unix environments.
• Perform log analysis and identify root causes of incidents.
• Develop, maintain, and execute Bash/Shell scripts for automation, monitoring, and operational tasks.
• Manage Cron jobs, processes, files, permissions, and system utilities.
• Handle incident, problem, and service requests in accordance with defined SLAs.
• Coordinate with development, infrastructure, database, and other technical teams for issue resolution.
• Perform application health checks, deployment support, and post-deployment validation.
• Prepare technical documentation, support procedures, and incident reports.
• Participate in production releases, maintenance activities, and on-call support when required.
• This role is for one of our project requirements

Mandatory Skills

• Strong experience in Application/Production Support.
• Hands-on experience with Linux/Unix operating systems.
• Good knowledge of Bash/Shell scripting.
• Experience in troubleshooting application and production issues.
• Good understanding of Linux commands, processes, file systems, permissions, and log analysis.
• Experience with Cron/Scheduler and batch job monitoring.
• Strong problem-solving and analytical skills.
• Good communication and coordination skills.

Good to Have

• SQL/database troubleshooting experience.
• Knowledge of ITIL processes and Service Management tools.
• Experience with monitoring tools such as Splunk, AppDynamics, Dynatrace, Grafana, or similar.
• Exposure to Python, Java, or other scripting/programming languages.
• Experience with CI/CD, cloud platforms, or DevOps environments.