Systems engineer

NEWTONE SERVICES PTE. LTD.; Singapore; On-site; SGD 60,000 - 80,000; Full time

Job summary

A technology services company in Singapore is seeking a System Engineer to support mission-critical systems and ensure stable infrastructure across various environments. Candidates should have a Diploma or Bachelor's degree and 4-5 years of system administration experience. Strong problem-solving skills and good communication abilities are essential. The role requires participation in a 24/7 on-call rotation for critical operations support.

Qualifications

• 4-5 years of experience in system administration or IT infrastructure support.
• Ability to start immediately or on short notice is an advantage.

Responsibilities

• Manage VMware vSphere/ESXi environments.
• Install, configure, and maintain Windows Server and/or Linux systems.
• Monitor system performance and troubleshoot incidents.
• Participate in a 24/7 on-call rotation for support.

Skills

Problem-solving

Communication

Initiative

Education

Diploma / Bachelor's Degree in Computer Science or related fields

Tools

VMware vSphere/ESXi

Windows Server

Linux

MongoDB

Job description

We are looking for a System Engineer to support daily operations for mission‑critical systems in the governance and security sector. You will work closely with the Solution Architect, Project Manager, Maintenance Manager, and Technical Lead to ensure stable, secure, and reliable infrastructure across Windows, Linux, and VMware environments.

Key Responsibilities

• Manage and administer VMware vSphere/ESXi environments, including clusters, hosts, and virtual machines.
• Install, configure, and maintain Windows Server and/or Linux systems.
• Perform regular patching, updates, and security hardening across servers and virtual platforms.
• Monitor system performance, troubleshoot incidents, and optimize infrastructure resources.
• Plan and support infrastructure upgrades, migrations, and capacity planning activities.
• Maintain SAN/NAS storage, backup systems, and ensure compliance with recovery objectives.
• Manage Active Directory, DNS, DHCP, GPO and related services.
• Conduct system health checks, log analysis, and resolution of infrastructure issues.
• Maintain accurate documentation for system configurations, processes, and change controls.
• Support cybersecurity, compliance requirements, and cross‑team infrastructure initiatives.
• Provide enterprise‑wide support for Microsoft Windows, VMware, and Linux environments.
• Participate in a 24/7 on‑call rotation for critical operations support.

Ideal candidate

• Diploma / Bachelor’s Degree in Computer Science, Information Systems, or related fields.
• 4–5 years of experience in system administration or IT infrastructure support.
• Strong initiative, problem‑solving ability, and passion for operational excellence.
• Good communication skills with the ability to work independently.
• Ability to start immediately or on short notice is an advantage.
• Preferable experience with MongoDB, VMware NSX, and Linux environments.