Infrastructure Engineer

DBiz.ai; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

DBiz.ai is seeking an Infrastructure Engineer to plan, design, procure, implement, and operate the organisation’s network and endpoint infrastructure across multiple sites. You will deliver secure connectivity, support day-to-day operations and incident response, and work with vendors to deliver infrastructure projects such as new site setups and on-prem deployments.

You will lead end-to-end network and endpoint initiatives, maintain SOPs and documentation, and ensure compliance with Government

Qualifications

• Degree or diploma in IT or a related discipline.
• 5+ years of experience in network infrastructure and desktop/endpoint operations.
• Strong knowledge of LAN, WAN, SDN, routing, and network security.
• Solid experience with Microsoft endpoint ecosystem (M365, Office, Intune).
• Familiarity with ITIL v3 practices.
• Experience in vendor and contract management.
• Excellent stakeholder management and communication skills.
• Self-driven and able to work independently; willingness to support after-hours work.

Responsibilities

• Manage end-to-end lifecycle of network infrastructure from planning to BAU operations.
• Evaluate and implement network solutions to improve capability, security, and manageability.
• Act as network SME for business/ICT projects with architecture inputs.
• Lead and deliver network infrastructure projects including vendor coordination.
• Perform incident response and troubleshooting for network issues with timely updates.
• Execute firmware/software upgrades under change management.
• Ensure compliance with Government IM8 policies and hardening guidelines.
• Define and maintain operations/support standards and lifecycle sustainment plans.
• Manage multiple concurrent projects and BAU tasks; handle ad-hoc work.
• Oversee endpoint lifecycle: planning, design, procurement, deployment, maintenance, retirement.
• Administer Microsoft Intune, ServiceNow, and dashboards to ensure device health and compliance.
• Drive endpoint initiatives: provisioning, imaging, deployment, patching, firmware updates.
• Ensure endpoint security and compliance with ICT policies; assist vulnerability remediation.
• Act as endpoint SME for projects including solution design and operational support.
• Lead endpoint projects end-to-end: procurement, vendor management, stakeholder engagement.

Skills

Network infrastructure

LAN/WAN/SDN

Network security

Microsoft Intune

ITIL v3

Vendor and contract management

Stakeholder management

Education

Degree or Diploma in IT/related field

Tools

Microsoft Intune

ServiceNow

Microsoft 365

Dashboards

Job description

As an Infrastructure Engineer, you will plan, design, procure, implement, and operate the organisation’s network and endpoint infrastructure across multiple sites. You’ll deliver secure and reliable connectivity and endpoint services, support day-to-day operations and incident response, and work closely with vendors and stakeholders to deliver infrastructure projects (e.g., new site setups, office renovations, on-prem network deployments).

Key Responsibilities

• Manage the end-to-end lifecycle of network infrastructure: planning, design, procurement, implementation, and BAU operations
• Evaluate and implement network solutions to improve capability, security, and manageability (LAN/WAN/SDN/routing/security)
• Act as network SME for business/ICT projects—provide consultancy, architecture inputs, and implementation support
• Lead and deliver network infrastructure projects, including vendor coordination, procurement, stakeholder updates, and progress reporting
• Perform incident response and troubleshooting for network issues; provide timely updates and remediation actions
• Execute firmware/software upgrades under change management processes
• Ensure network setup complies with Government IM8 policies and hardening guidelines; support compliance and audit activities (responses and closure)
• Define and maintain operations/support standards, maintenance strategies (including predictive/pre-emptive), and lifecycle sustainment plans
• Manage multiple concurrent projects and BAU responsibilities; handle ad-hoc tasks as assigned
• Manage the endpoint lifecycle: planning, design, procurement, deployment, operations, maintenance, and retirement
• Administer enterprise endpoint platforms (e.g., Microsoft Intune, ServiceNow, dashboards) to ensure device health, compliance, and availability
• Drive endpoint initiatives: provisioning, imaging, software packaging/deployment, patching, firmware updates, and device lifecycle activities
• Ensure endpoint security and compliance with Government ICT policies/cybersecurity standards, including vulnerability remediation and hardening
• Act as endpoint SME for projects—solution design, implementation, and operational support
• Lead endpoint projects end-to-end: procurement, vendor management, stakeholder engagement, and reporting
• Supervise on-site support engineers (tasking, technical guidance, quality checks) and coordinate with End User Support Services for device provisioning and desktop issue resolution
• Develop and maintain SOPs, technical documentation, and knowledge articles; drive proactive maintenance, monitoring, and continual service improvement
• Provide regular management reporting on service health, risks, compliance, and improvement plans

Preferred Skills

• Degree/Diploma in a relevant discipline (or equivalent)
• 5+ years experience across network infrastructure + desktop/endpoint operations, including server/LAN room setup and project deployments
• Strong knowledge of LAN, WAN, SDN, routing, network security, and infrastructure setup
• Strong knowledge of Microsoft endpoint ecosystem (M365, MS Office, Intune)
• Working knowledge of ITIL v3 practices
• Experience in vendor and contract management
• Strong stakeholder management and communication skills; able to explain technical topics to non-technical audiences and senior management
• Self-driven and able to work independently; willing to support after-hours work when required

Nice to Have

• Experience in Singapore Government ICT environments, policies, and standards (IM8)
• Prior experience supporting Government agencies