System Engineer

SCIENTE; Singapore; Presencial; SGD 65.000 - 90.000; Jornada completa

Descripción de la vacante

SCIENTE in Singapore is seeking a hands-on System Engineer to lead and support 24x7 mission-critical systems in secure on-prem environments. You will deploy, troubleshoot, and recover from incidents while providing technical leadership.

The role requires strong Windows Server, AD, VMWARE and security expertise, with after-hours on-call rotations and close collaboration with vendors for root-cause analysis.

Formación

• 2 years of experience in Systems Administration, Infrastructure Support, or Mission-Critical environments.
• Hands-on experience with Windows Server, Active Directory, GPO, and Microsoft SQL Server.
• Experience with VMware, Layer 2/3 networking, and Splunk monitoring.
• Knowledge of backup/recovery, disaster recovery, patching, and cybersecurity solutions.
• Strong troubleshooting, problem-solving, and analytical skills.
• Willing to provide on-site support for critical incidents and emergency recovery, including after-hours, weekends, and public holidays.

Responsabilidades

• Administer and maintain Windows servers, workstations, and Active Directory environments.
• Manage antivirus definitions, security patches, OS, software, and firmware upgrades.
• Perform SSL certificate renewal and management across all system components.
• Maintain and manage VMware virtualization infrastructure including ESXi, vCenter, vSAN, and NSX.
• Monitor and manage system logs using Splunk and Syslog tools.
• Troubleshoot system issues and coordinate with OEM vendors for root cause analysis and resolution.
• Perform monthly preventive maintenance, system health checks, and reporting.
• Support system deployment and change activities during off-peak hours.
• Manage L1-L3 incident tickets and service requests.
• Provide 24/7 Level 2 operational support based on a scheduled rotation.

Conocimientos

Systems Administration

Windows Server

Active Directory

GPO

Microsoft SQL Server

VMware

Networking (L2/L3)

Splunk monitoring

Backup & DR

Troubleshooting

On-site support

Herramientas

ESXi / vCenter

NSX

vSAN

Splunk

Syslog monitoring

Backup/DR tooling

Descripción del empleo

We are looking for a hands-on System Engineer to lead and support 24x7 mission-critical systems in secure on-premises environments. The role requires strong technical expertise and operational leadership, with hands-on involvement in deployments, critical incidents, and emergency recovery activities.

Mandatory Skill Set

• Must have 2 years of experience in Systems Administration, Infrastructure Support, or Mission-Critical environments;
• Hands-on experience with Windows Server, Active Directory, GPO, and Microsoft SQL Server;
• Experience with VMware, Layer 2/3 networking, and Splunk monitoring;
• Knowledge of backup/recovery, disaster recovery, patching, and cybersecurity solutions;
• Strong troubleshooting, problem-solving, and analytical skills;
• Willing to provide on-site support for critical incidents and emergency recovery, including after-hours, weekends, and public holidays.

Desired Skill Set

• Experience in air-gapped, secure, or regulated environments is preferred.

Responsibilities

• Administer and maintain Windows servers, workstations, and Active Directory environments;
• Manage antivirus definitions, security patches, OS, software, and firmware upgrades;
• Perform SSL certificate renewal and management across all system components;
• Maintain and manage VMware virtualization infrastructure including ESXi, vCenter, vSAN, and NSX;
• Monitor and manage system logs using Splunk and Syslog tools;
• Troubleshoot system issues and coordinate with OEM vendors for root cause analysis and resolution;
• Perform monthly preventive maintenance, system health checks, and reporting;
• Support system deployment and change activities during off-peak hours;
• Manage L1-L3 incident tickets and service requests;
• Provide 24/7 Level 2 operational support based on a scheduled rotation.

Confidentiality is assured, and only shortlisted candidates will be notified for interviews.