IT System Administrator | $6500

APBA TG Human Resource Pte Ltd; Singapore; On-site; SGD 48,000 - 72,000; Full time

Job summary

A recruitment agency in Singapore is seeking a System Administrator for onsite technical support, involving hardware and software maintenance. The ideal candidate should have at least 3 years of experience in IT system administration. Proficiency in Linux and Windows Server environments is essential. Interested applicants should email their resumes. Only shortlisted applicants will be notified.

Qualifications

• Minimum 3 years of experience in IT system administration or infrastructure maintenance roles.
• Experience with backup systems, firewalls, and enterprise-grade hardware.
• Familiar with container platforms and cloud or hybrid integration platforms.

Responsibilities

• Provide onsite technical support for hardware, system, and application issues.
• Respond promptly to service disruptions and performance anomalies.
• Monitor system performance and tune systems based on logs.

Skills

Linux (RHEL)

Windows Server (2019)

ITIL processes

DevOps tools (Ansible, GitLab)

Education

Diploma or Degree in Computer Science or Information Systems

Tools

Dell EMC Data Domain

Docker

Kafka

MongoDB

MS SQL

Grafana

Prometheus

Job description

Responsibilities

• Provide onsite technical support for all hardware, system, and application issues under maintenance scope.

• Escalate complex or unresolved incidents to Maintenance Team Leader and inform Maintenance Manager accordingly.

• Respond promptly to service disruptions, system alarms, or performance anomalies.

• Perform daily system health checks and review logs to identify early signs of issues.

• Execute preventive maintenance activities and carry out corrective actions when required.

• Monitor system performance and tune systems or databases based on advisory or logs.

• Test and deploy OS patches, firmware upgrades, and software updates.

• Perform staging and implementation of hardware upgrades and COTS software patches.

Support, troubleshoot, and maintain hardware devices including:

• Servers (e.g., Dell PowerEdge R750)

• Firewalls (e.g., FortiGate 1101E)

• Storage Devices (e.g., Dell EMC XT380/XT480)

• Switches (e.g., Cisco C9300)

• UPS & Power Management (e.g., APC Smart UPS, Rack PDU)

• KVM consoles, HSMs, NTP servers, and mobile computing devices.

Manage and monitor platforms and applications such as:

• ArcGIS Server, IBM ACE + MQ, Kafka, MongoDB, MS SQL, WebSphere, Elastic Stack, etc.

• Security & Endpoint Tools: Symantec, Carbon Black EDR, CipherTrust, Fortify WebInspect, Keycloak.

• Monitoring & DevOps Tools: Grafana, Prometheus, GitLab Enterprise, Ansible, OpenShift, Red Hat Satellite.

Requirements:

• Diploma or Degree in Computer Science, Information Systems, or equivalent.

• Minimum 3 years of experience in IT system administration or infrastructure maintenance roles.

• Strong knowledge of Linux (RHEL) and Windows Server (2019) environments.

• Experience with backup systems (e.g., Dell EMC Data Domain, Avamar), firewalls, and enterprise-grade hardware.

• Familiar with container platforms (e.g., OpenShift), middleware (IBM ACE, WebSphere), databases (SQL, MongoDB), and cloud or hybrid integration platforms.

Desirable Skills

• Working knowledge of DevOps tools (Ansible, GitLab, SonarQube).

• Familiarity with security technologies (Keycloak, CipherTrust, FortiGate, WebInspect).

• Knowledge of ITIL processes for incident, change, and problem management.

• Willingness to work on-site, perform shift duties, or be on-call when required.

apply, please kindly email your updated resume [e-mail].

Only shortlisted applicants will be notified.
APBA TG Human Resource Pte Ltd (14C7275) || Akshya R (R24122440)