#SGunited Jobs Application Support L2 - Geylang

Key Responsibilities:

• Provide application L1/L2 support and system checks (CPU, disk usage, logs, services)
• Troubleshoot and resolve system and application issues, and provide on-site technical support to ensure timely resolution and minimal disruption to business operations
• Monitor application health and system alerts, escalating issues as needed
• Log incidents and service requests in the ticketing system, ensuring timely resolution
• Coordinate with L3 teams and vendors for issue escalation and follow-up
• Perform routine maintenance tasks, such as application updates, patching, and backups
• Maintain clear documentation of issues, fixes, and procedures
• Participate in system testing, deployment, and post-deployment support activities
• Assist in user access management and configuration tasks

Ideal candidate should have/ possess:

• Minimum 2 years in application maintenance, support or server infrastructure setup
• Experience participating in Kubernetes cluster projects, with proficiency in using relevant commands to check application logs
• Experience with at least two of the following Virtualization Technology/Platforms: VMware, Xen, KVM, OpenStack, Cloud Stack, Azure Stack
• Experience with cloud orchestration, configuration management and auto-scaling techniques
• Thorough knowledge of networking, routers, switches, and WiFi setup
• Hands on experience in deploying ceph using different file system such as object storage, rbd, cephfs storage
• Good knowledge of storage technologies, such as NAS, SAN, SDS
• Experience with automation tools such as Salt/Chef/Puppet/Ansible
• Experience with load balancing setup for TCP/IP, HTTP, DNS, routings.
• Experience in using software version control
• Knowledge of IT security standards, for instance from CIS or IM8.
• Experience in IT security policy management and enforcing IT security
• Knowledge of computer hardware components and ability to restore faulty servers to working condition.
• Experience in coding or scripting languages such as bash, windows batch script, powershell, perl, python, etc.
• Ability to install, use and configure various Linux Operating Systems, such as Redhat, Ubuntu, CentOS.

Experience in system installation planning, execution, routine