SalaryPeak

Assistant Infrastructure Manager (IT)

WOLA RECRUITMENT PTE. LTD.
Singapore 8+ years Posted Yesterday

Salary Range

SGD 72,000 - SGD 96,000 /year

SGD 6,000 - SGD 8,000/month

Skills Required

Information Technology and ServicesCommunicationManage IT Support teamEnterprise IT InfrastructureIT Infrastructure OperationsEngineering DocumentationIT Infrastructure ManagementService LeadershipMicrosoft SupportService Management processesIncident Handling

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