Lead System Engineer: Windows & RHEL Infra, On‑Site

Tap Growth ai; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

Tap Growth ai in Singapore seeks a Lead System Engineer to own Windows Server and RHEL environments on site. This role focuses on building and securing enterprise IT infrastructure and leading a hands-on operations team.

You will design, deploy, automate, and troubleshoot across on-premises and hybrid setups, coordinating with cross-functional teams and documenting architectures and processes. Ideal candidates have 3–5 years of IT infrastructure experience, ITIL Foundation, and hands-on

Qualifications

• Strong Windows Server and RHEL expertise required.
• Hands-on system administration and infrastructure management.
• Experience with scripting/automation and security hardening.
• Familiarity with virtualization and storage technologies.
• ITIL Foundation certification is a plus.

Responsibilities

• Design, deploy, and manage Windows Server and RHEL infrastructure.
• Administer users, access controls, patching, and security hardening.
• Develop automation scripts using PowerShell, Bash, and Python.
• Monitor performance and optimize availability and resource use.
• Troubleshoot complex infra issues and provide timely resolutions.
• Manage virtualization platforms and storage with capacity planning.
• Document configurations, procedures, and architecture.
• Conduct security assessments and implement security best practices.
• Participate in incident management and on-call support.
• Stay updated on tech trends and propose infrastructure improvements.

Skills

Windows Server

Wintel

RHEL

Linux

System Administration

PowerShell

Bash

Python

Patch Management

Security Hardening

Virtualization

Storage

System Monitoring

Troubleshooting

ITIL

IBM AIX

CyberArk

QRadar

Tools

PowerShell

Bash

Python

IBM AIX

CyberArk

QRadar

Job description

Tap Growth ai in Singapore seeks a Lead System Engineer to own Windows Server and RHEL environments on site. This role focuses on building and securing enterprise IT infrastructure and leading a hands-on operations team.

You will design, deploy, automate, and troubleshoot across on-premises and hybrid setups, coordinating with cross-functional teams and documenting architectures and processes. Ideal candidates have 3–5 years of IT infrastructure experience, ITIL Foundation, and hands-on