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Assistant Infrastructure Manager (IT)

5-7 Years
SGD 6,000 - 8,000 per month
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Job Description

IT Infrastructure Assistant Manager

Job Overview

We are seeking an experienced IT Infrastructure Assistant Manager to oversee the day-to-day management, support, and continuous improvement of the organisation's IT infrastructure environment. The successful candidate will play a key role in ensuring the stability, security, and performance of IT systems while supporting infrastructure projects, cybersecurity initiatives, vendor management, and service delivery.

This role combines hands-on technical expertise with team leadership responsibilities and offers the opportunity to contribute to infrastructure modernisation and digital transformation initiatives.

Key Responsibilities

IT Infrastructure Operations

  • Manage and support IT infrastructure services across multiple business locations.
  • Ensure the availability, reliability, and performance of servers, storage, network infrastructure, cloud services, and end-user computing environments.
  • Administer and support Microsoft technologies, including Active Directory, Microsoft 365, DNS, DHCP, Group Policy, and related services.
  • Maintain infrastructure documentation, system diagrams, operational procedures, and technical standards.

Team Leadership & Service Management

  • Supervise and mentor IT support and infrastructure personnel.
  • Ensure timely resolution of incidents, service requests, and operational issues.
  • Monitor service performance and prepare regular operational reports for management.
  • Support the continuous improvement of IT service delivery processes.

Infrastructure Projects & Technology Enhancement

  • Lead and support infrastructure-related projects, including system upgrades, hardware refreshes, cloud migration initiatives, network enhancements, and technology modernisation programmes.
  • Coordinate project activities with internal stakeholders, vendors, and service providers.
  • Manage project documentation, implementation plans, risk assessments, testing, and post-implementation reviews.

Cybersecurity & Risk Management

  • Support the implementation of IT security controls, infrastructure hardening standards, patch management, endpoint protection, and access management practices.
  • Collaborate with cybersecurity stakeholders to address vulnerabilities, support audits, and strengthen the organisation's security posture.
  • Ensure compliance with established security policies and operational standards.

Backup, Disaster Recovery & Business Continuity

  • Manage backup solutions, recovery testing, and disaster recovery processes.
  • Ensure critical business systems are protected and recoverable in accordance with business requirements.
  • Support business continuity planning and infrastructure resilience initiatives.

Asset & Lifecycle Management

  • Maintain accurate records of IT hardware, software licenses, infrastructure assets, warranties, and support agreements.
  • Manage asset lifecycle activities, including procurement, deployment, maintenance, replacement, and disposal.

Vendor & Stakeholder Management

  • Coordinate with vendors, managed service providers, telecommunications providers, and technology partners to support operational requirements and project delivery.
  • Monitor vendor performance and ensure service commitments are achieved.
  • Support contract renewals, procurement activities, and budget tracking where required.

Governance & Continuous Improvement

  • Maintain infrastructure standards, operating procedures, technical documentation, and support processes.
  • Support IT governance and change management processes to ensure infrastructure changes are properly assessed, tested, approved, and documented.
  • Identify opportunities to improve operational efficiency, service quality, and technology utilisation.

Requirements

Essential Requirements

  • Diploma or Degree in Information Technology, Computer Science, Information Systems, Engineering, or a related discipline.
  • At least 5 years of experience in IT infrastructure operations, systems administration, network support, or infrastructure engineering.
  • Minimum 2 years of experience in a supervisory, team lead, or management capacity.
  • Experience supporting enterprise IT environments, including servers, networks, cloud services, cybersecurity controls, and end-user computing.
  • Proven experience managing infrastructure projects, system upgrades, technology refresh initiatives, or migration projects.
  • Strong understanding of IT service management processes, including incident, change, problem, and asset management.
  • Experience managing vendors, service providers, and external technology partners.
  • Strong problem-solving, communication, stakeholder management, and organisational skills.
  • Ability to manage multiple priorities and work effectively in a fast-paced environment.

Technical Skills

  • Windows Server administration and Microsoft infrastructure technologies.
  • Active Directory, DNS, DHCP, Group Policy, file services, and access management.
  • Microsoft 365 services including Exchange Online, Teams, SharePoint, OneDrive, and endpoint management solutions.
  • Virtualisation technologies such as VMware or Hyper-V.
  • Backup and recovery solutions.
  • Network technologies including LAN, WAN, Wi-Fi, VPN, routing, switching, and firewall administration.
  • Endpoint security, patch management, vulnerability remediation, and cybersecurity best practices.
  • Cloud platforms such as Microsoft Azure, AWS, or hybrid cloud environments.
  • Monitoring, ticketing, remote support, and asset management tools.
  • Disaster recovery, business continuity, and backup validation processes.
  • Technical documentation, infrastructure diagramming, and reporting.

Preferred Requirements

  • Experience supporting ERP, CRM, WMS, or other enterprise business applications.
  • Exposure to infrastructure automation, scripting, reporting, or data visualisation tools.
  • Experience supporting compliance initiatives, IT audits, cybersecurity frameworks, or information security standards.
  • Experience working within multi-site, regional, retail, logistics, manufacturing, or corporate environments.
  • Professional certifications in Microsoft, VMware, Cisco, Cloud, Cybersecurity, or IT Service Management disciplines will be advantageous.

Personal Attributes

  • Strong sense of ownership, accountability, and professionalism.
  • Service-oriented mindset with excellent customer focus.
  • Ability to communicate effectively with both technical and non-technical stakeholders.
  • Strong attention to detail and commitment to operational excellence.
  • Able to remain composed and effective during critical incidents and project implementations.
  • Willingness to provide after-hours support when required for critical maintenance activities, system upgrades, or major incidents.

WOLA RECRUITMENTPTE. LTD. (23C1703)

EA Personnel No-R21100547 EA Personnel Name:KIT WEE LEX

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Job ID: 149231189

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