Toppan Next Tech PTE. LTD. Hiring! Full Time Infrastructure Engineer in West Region (Singapore), Earn up to SGD 4,000 - Ricebowl

The Infra Engineer is responsible for deploying and managing secure, scalable infrastructure solutions that integrate seamlessly across on-premises, cloud, and hybrid environments. This role involves working with IoT devices and implementing solutions on both Windows and Linux platforms as well as managing network infrastructure.

Key Responsibilities

• Deploy, configure, and optimize RHEL and Windows systems to ensure high performance and uptime.
• Implement and manage IoT device integration with backend systems.
• Troubleshoot and resolve device, system, and network issues promptly to minimize downtime.
• Perform network configuration and troubleshooting, including:

1. VLAN configuration, Routing (static/dynamic)
2. Firewall and ACL rule management
3. Load balancer configuration basic

• Deploy and maintain network infrastructure components (switches, routers, firewalls).
• Monitor system and network performance and proactively identify bottlenecks.
• Collaborate and communicate effectively with both technical and non-technical stakeholders.
• Analyze change requests and recommend improvements for scalability, performance, and security.
• Maintain infrastructure documentation (network diagrams, configurations, SOPs).

Requirements

• Preferably Bachelor’s degree in computer science, Engineering, or related field.
• Technical hands-on experience with RHEL and Windows Server in high-availability environments.
• Technical hands-on experience in Level 2 networking, including:

1. TCP/IP, subnetting, DNS, DHCP, VLANs, routing, NAT
2. Firewall policy configuration and troubleshooting

• Hands-on experience with network troubleshooting tools, such as:

1. ping, traceroute, tcpdump, Wireshark

• Strong knowledge of backup & restoration, virtualization (VMware/Nutanix/Hyper-V), and basic cloud concepts.
• Experience integrating and troubleshooting IoT and peripheral devices.
• Strong understanding of system and network security best practices, including:

1. Compliance hardening, Network segmentation
2. PKI (Public Key Infrastructure) for certificate management

• Familiarity with enterprise infrastructure environments and operational procedures.
• Good communication skills for working with vendors and stakeholders.