ICT Infrastructure and Security Specialist

TALENT TRADER GROUP PTE. LTD.; Singapore; On-site; SGD 90,000 - 120,000; Full time

Job summary

TALENT TRADER GROUP PTE. LTD. is seeking an experienced IT Infrastructure professional to manage and optimize our core IT systems, networks, and cloud services. You will implement security controls, oversee backups, and coordinate upgrades across on‑prem and cloud environments.

The role requires 3+ years in IT infrastructure management, knowledge of Microsoft 365, AWS, and security tools, and a strong focus on ITIL-compliant service delivery.

Qualifications

• Degree in Computer Science/ Information Technology or related field.
• Minimum 3 years of IT infrastructure management experience.
• Knowledge of Microsoft 365, AWS, cybersecurity tools (EDR/XDR, firewalls, IDS/IPS) and ITIL service management.

Responsibilities

• Manage, maintain, and optimize core IT infrastructure for high availability and performance.
• Administer LAN/WAN networks, VPNs, firewalls, and security systems.
• Support cloud platforms (AWS, Microsoft 365) and hybrid on‑prem environments.
• Oversee endpoint management and security policies for devices.
• Ensure security compliance and participate in vulnerability assessments and remediation.
• Plan and implement infrastructure upgrades and modernization projects.
• Create and maintain architecture roadmap, standards, and governance across environments.
• Coordinate with vendors and service providers on SLAs.
• Monitor infrastructure health and optimize performance.
• Provide Tier 3 user support and escalate complex issues.
• Document configurations and procedures per regulatory requirements.
• Support disaster recovery, backup, and business continuity planning.

Job description

Job Description

• Infrastructure Management: Manage, maintain, and optimize core IT infrastructure, including servers, storage systems, virtualization technologies, and cloud-based environments, to ensure high availability, stability, and optimal performance.
• Network Administration: Administer, configure, and enhance LAN/WAN, wireless networks, VPNs, firewalls, and network security systems to maintain reliable connectivity and safeguard organizational data.
• Cloud Services: Facilitate the implementation, administration, and ongoing support of cloud platforms, such as AWS and Microsoft 365, while ensuring smooth integration with existing on-premises infrastructure.
• Endpoint Management: Deploy and maintain endpoint management and security solutions, including software updates, configuration settings, and security policies for desktops, laptops, and mobile devices.
• Infrastructure Security and Compliance: Ensure that servers, networks, and cloud environments comply with established security policies, standards, and best practices. Collaborate with the ICT Specialist (Security) on vulnerability assessments, security incident handling, and remediation activities.
• Backup and Disaster Recovery: Manage and periodically validate backup systems, failover mechanisms, and disaster recovery procedures to support business continuity and minimize service disruptions.
• Architecture Design and Governance: Develop, maintain, and oversee AMRO's enterprise infrastructure architecture roadmap to support organizational goals, scalability, and technological advancements. Establish and enforce architecture principles, technical standards, guidelines, and best practices across on-premises, hybrid, and cloud environments.
• Vendor and Service Provider Coordination: Coordinate with external vendors and service providers on infrastructure services, maintenance activities, and support agreements to ensure service quality and compliance with agreed service-level requirements.
• Monitoring and Optimization: Continuously monitor infrastructure health, availability, and performance, identifying potential issues and implementing improvements to enhance reliability, scalability, and operational efficiency.
• Project Implementation: Plan, coordinate, and execute infrastructure initiatives, including system upgrades, network modernization, infrastructure refreshes, and security improvement projects.
• Documentation and Compliance: Prepare, update, and maintain comprehensive documentation of infrastructure assets, system configurations, operational procedures, and technical processes in accordance with organizational policies and applicable regulatory requirements.
• User Support (Tier 3): Oversee and provide technical guidance to End User Support personnel, handling escalated and complex infrastructure-related issues to ensure prompt diagnosis, effective troubleshooting, and timely resolution.

Requirements

• Degree in Computer Science/ Information Technology or any related fields.
• Minimum 3 years of experience in managing IT infrastructure.
• Knowledge of enterprise technologies such as Microsoft 365, AWS, cybersecurity tools (EDR/ XDR, firewalls, IDS/ IPS) and ITIL service management practices.
• Excellent communication and presentation skills