Systems Engineer

NETXPOSE PTE. LTD.; Singapore; On-site; SGD 78,000 - 123,000; Full time

Job summary

NetXpose PTE Ltd is expanding and seeks an experienced Systems Engineer to design, implement, maintain, and troubleshoot business-critical IT infrastructure. This is not a junior role; you will own production systems across Windows, Linux, virtualization, cloud, networking, and security.

You will manage Windows Server environments, VMware/Hyper-V/Proxmox, Microsoft 365, Entra ID, and Linux services, while improving security, backups, monitoring, and automation to support critical operations.

Qualifications

• Minimum 4 years hands-on experience in systems or infrastructure engineering.
• Experience supporting real production environments.
• Strong knowledge of Windows Server, Active Directory, and Microsoft 365/Entra ID.
• Hands-on virtualization with VMware, Hyper-V or Proxmox.
• Linux administration and security hardening experience.
• Networking knowledge: TCP/IP, VLANs, VPNs, DNS, firewalls.
• Experience with patch management, backups, and incident response.
• Degree or diploma in CS/IT/Engineering or related field.

Responsibilities

• Design, implement, maintain, and troubleshoot business-critical IT infrastructure.
• Own production systems across Windows, Linux, virtualization, cloud, networking and security.
• Deploy and manage Windows Server environments, AD, DNS, DHCP, GPO, file services.
• Manage VMware/Hyper-V/Proxmox environments.
• Administer Microsoft 365, Entra ID, Exchange Online, SharePoint, Teams.
• Configure and maintain Linux systems; patching, monitoring, security hardening.
• Manage servers, storage, backups, monitoring platforms, and core IT services.
• Implement security controls, patch management, endpoint security, access controls.
• Design and test backup, restore and DR procedures.
• Monitor availability and troubleshoot complex issues.
• Automate with PowerShell, Bash, Python, Ansible, SaltStack.
• Maintain technical documentation and runbooks.
• Participate in infrastructure migrations and deployments.

Skills

Windows Server

Active Directory

Microsoft 365 / Entra ID

Linux Administration

VMware/Hyper‑V/Proxmox

Networking basics

Security hardening

Automation scripting

Education

Degree or Diploma in CS/IT/Engineering

Tools

VMware

Proxmox

Veeam

Fortinet

Cisco

Zabbix

Job description

Roles & Responsibilities

Be Part of Our Team and Take Ownership of Real Infrastructure

NetXpose PTE Ltd is expanding in and we are looking for an experienced Systems Engineer who can design, implement, maintain, and troubleshoot business-critical IT infrastructure.

This is not a junior or learning role. We are looking for someone who is comfortable taking ownership of production systems and working independently across Microsoft, Linux, virtualization, cloud, networking, and security environments.

Your Role at NetXpose

As a Systems Engineer, you will be responsible for:

• Windows Server Infrastructure
  Design, deploy, configure, maintain, and troubleshoot Windows Server environments, including Active Directory, DNS, DHCP, Group Policy, file services, and related infrastructure.

• Virtualisation Platforms
  Deploy and manage virtual environments using VMware, Hyper-V, Proxmox, or similar technologies.

• Microsoft 365 & Cloud Services
  Administer Microsoft 365 environments, Entra ID, Exchange Online, SharePoint, Teams, security policies, identity, and access management.

• Linux Systems
  Configure and maintain Linux-based systems and services, including troubleshooting, patching, monitoring, and security hardening.

• Infrastructure Operations
  Manage servers, storage, backup systems, endpoint infrastructure, monitoring platforms, and core IT services.

• Security & Hardening
  Implement security controls, patch management, endpoint protection, access controls, system hardening, and infrastructure security best practices.

• Backup & Disaster Recovery
  Design, maintain, and test backup, restore, and disaster-recovery procedures.

• Monitoring & Troubleshooting
  Monitor infrastructure availability and performance and resolve complex systems, application, connectivity, and performance issues.

• Automation & DevOps
  Use scripting and automation tools such as PowerShell, Bash, Python, Ansible, SaltStack, or similar technologies.

• Documentation
  Maintain accurate technical documentation, system inventories, configurations, procedures, diagrams, and operational runbooks.

• Project Delivery
  Participate in infrastructure migrations, new deployments, upgrades, customer projects, and technical solution design.

What You Need to Qualify

Applicants should meet the majority of the following requirements:

• Work Eligibility

  • Must already be legally eligible to work in Singapore without employer sponsorship.

• Experience

  • Minimum 4 years of hands-on experience in systems or infrastructure engineering.
  • Experience supporting real production environments.

• Microsoft Technologies

  • Strong knowledge of Windows Server.
  • Active Directory / Group Policy.
  • Microsoft 365 / Entra ID.
  • DNS / DHCP / identity and access management.

• Virtualisation

  • Hands-on experience with VMware, Hyper-V, Proxmox, or equivalent platforms.

• Operating Systems

  • Strong Windows administration skills.
  • Working knowledge of Linux administration.

• Networking

  • Good understanding of TCP/IP, VLANs, routing, VPNs, DNS, firewalls, and general network troubleshooting.

• Security

  • Understanding of system hardening, patching, vulnerability management, endpoint security, and access controls.

• Education

  • Degree or diploma in Computer Science, Information Technology, Engineering, Cybersecurity, or a related field is preferred.

Additional Advantages

• Microsoft certifications.
• VMware / Veeam / Proxmox experience.
• Fortinet or Cisco exposure.
• Experience with Zabbix or other monitoring platforms.
• Experience with backup technologies and NAS/SAN systems.
• PowerShell, Python, Bash, or automation experience.
• Experience with ISO 27001, NIST, CIS Controls, or cybersecurity frameworks.
• Exposure to OT / industrial environments.
• Previous GCC experience is a plus.

Personal Attributes

• Strong troubleshooting and analytical ability.
• Able to work independently and take ownership.
• Structured and organised approach to technical work.
• Strong documentation discipline.
• Able to communicate clearly with customers and internal teams.
• Comfortable working across multiple technologies.
• Willing to continuously develop technical knowledge.