SalaryPeak

Infrastructure Engineer

Toppan Next Tech PTE. LTD.
Singapore 3+ years Posted 1w ago

Salary Range

SGD 48,000 - SGD 84,000 /year

SGD 4,000 - SGD 7,000/month

Skills Required

PKIPublic Key Infrastructureimprove system performanceEmbedded System IntegrationHigh AvailabilityComputer ScienceStakeholder EngagementVendor ManagementTroubleshooting computer peripheralsNetworkingInfrastructure ArchitectureVirtualisationFirewalls

Job Description

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.