Infrastructure Engineer
HORIZON GLOBAL SERVICES PTE. LTD.
Key Responsibilities
Infrastructure Operations
- Monitor, maintain, and support network, server, storage, and security infrastructure.
- Perform health checks, preventive maintenance, and system monitoring activities.
- Support network devices including switches, routers, firewalls, VPNs, and related connectivity components.
- Assist in server administration, system recovery, hardware troubleshooting, and capacity monitoring.
Incident & Problem Management
- Investigate and resolve infrastructure incidents affecting service availability.
- Perform onsite troubleshooting and coordinate escalations with internal teams and vendors.
- Support service restoration activities within agreed response timelines.
- Participate in root cause analysis and issue resolution.
Change & Patch Management
- Execute approved infrastructure changes, upgrades, firmware updates, and patch deployments.
- Perform configuration backups, validation testing, and rollback procedures.
- Support vulnerability remediation and system hardening activities.
Documentation & Vendor Coordination
- Maintain infrastructure documentation, asset inventories, network diagrams, and operational records.
- Coordinate with hardware vendors, service providers, and project teams for troubleshooting and maintenance activities.
- Prepare operational reports and support audit and compliance requirements.
Requirements
Experience
- Diploma or Degree in Information Technology, Computer Engineering, or a related discipline.
- Minimum 3 years of experience supporting enterprise IT infrastructure in a production environment.
- Experience in incident management, infrastructure operations, maintenance, and patch management.
Technical Skills
- Good understanding of TCP/IP, routing, switching, VLANs, DNS, DHCP, VPN, and firewall concepts.
- Experience supporting network devices, servers, and operating systems.
- Familiarity with Windows Server and/or Linux environments.
- Knowledge of infrastructure monitoring and troubleshooting tools.
Preferred Skills
- Experience with Cisco, Fortinet, Palo Alto, VMware, Dell, or HPE technologies.
- Exposure to storage systems, RAID, SNMP, Syslog, and infrastructure monitoring solutions.
- Experience supporting data centers, critical infrastructure, transportation, utilities, or industrial environments.
Communication Requirement
- Ability to communicate effectively with Mandarin-speaking customers, end users, vendors, and stakeholders to support operational activities, technical discussions, troubleshooting, and service delivery requirements.
Other Requirements
- Willing to work onsite in Singapore.
- Able to support after-hours maintenance and emergency incidents when required.
- Strong problem-solving, communication, and stakeholder management skills.
Preferred Certifications
- CCNA
- Fortinet Associate / NSE
- ITIL Foundation
- VMware or equivalent infrastructure certifications