全职 Network Infrastructure Engineer 工作, 薪水, Adecco Federal Territory 公司招聘中 - Ricebowl

Job Type: Contract 6-month | renewable

Job Mode: On-site

Responsibilities:

• Carry out daily hands-on operation, monitoring, configuration and troubleshooting of ASB enterprise network across ASB Academic (ASBA) and ASB Residential (ASBR), including LAN, WAN, Wi-Fi, VLAN, routing, switching, firewall, VPN, DHCP and DNS services.

• Perform routine data network room operations — installation, patching, upgrading and configuration of switches, wireless controllers, access points, routers, firewalls, structured cabling and related infrastructure components.

• Configure, maintain and troubleshoot multi-vendor network equipment, including Cisco, HP/Aruba and Extreme Networks switches, routers, wireless controllers and access points.

• Manage daily network-related helpdesk operations, including ticket handling, end-user connectivity support, access point installation, switch port configuration and secure connectivity for staff, faculty, students and guests.

• Administer enterprise and public Wi-Fi, internet access policy, bandwidth management, PABX and IP telephony services for ASBA and ASBR.

• Operate and maintain on-premises Windows Server infrastructure, including Active Directory Domain Services, DNS, DHCP, Group Policy, file/print services, Hyper-V virtualisation, server patching, monitoring and backup coordination.

• Perform day-to-day Microsoft 365 and Entra ID administration tasks, including user and group management, license assignment, mailbox support, MFA/Conditional Access and access-related troubleshooting.

• Monitor, test and maintain backup, recovery, failover and fallback procedures for network and server infrastructure.

• Manage and administer enterprise firewalls, including rule/policy configuration, security policy management, VPN setup and maintenance, and firewall troubleshooting.

• Apply and maintain network security configurations such as IPS/IDS, NAC/RADIUS, security access groups and network segmentation.

• Manage and administer the Privileged Access Management (PAM) solution, including configuring and maintaining privileged access, onboarding accounts, managing access policies and troubleshooting access issues.

• Maintain network and infrastructure inventory, asset records and lifecycle tracking, and flag replacement, repair, warranty, license, subscription and firmware upgrade requirements.

• Coordinate with network contractors and vendors for daily infrastructure tasks, quotations, part replacement and implementation, ensuring work is completed within agreed timelines.

• Provide basic support and coordination for cloud infrastructure (AWS), including simple DNS record updates and vendor/MSP follow-up, escalating complex cloud tasks as needed.

• Perform diagnostics to determine the nature of network and infrastructure problems, and conduct troubleshooting, maintenance and repair of network devices and related hardware/software.

• Prepare and update basic technical documentation, including network diagrams, configuration records, IP address lists, inventory lists and operating notes.

• Provide general support for IT infrastructure, AV and helpdesk setup tasks in classrooms, events, meetings and other campus activities.

Requirements:

• 3-5 years experience in Network Infrastructure Operations

Strong hands-on experience with Cisco networking equipment:

• Cisco Switches
• Cisco Routers
• Cisco Wireless Controllers & Access Points

Experience in:

• LAN/WAN
• VLAN
• Routing & Switching
• Firewall Administration
• VPN
• DNS & DHCP
• Enterprise Wi-Fi
• Network troubleshooting and operational support
• Experience managing network incidents, tickets, and end-user connectivity issues