Network Data Engineer - L3

DNA INFOTECH PTE. LTD.; Singapore; On-site; SGD 60,000 - 80,000; Full time

Job summary

A leading tech firm based in Singapore is seeking a Network Administrator to manage and optimize network platforms including Cisco routers and switches. The ideal candidate should have strong troubleshooting skills with routing protocols and experience in network infrastructure management. This is a critical role requiring good communication skills and the ability to handle escalated incidents.

Qualifications

• Ability to manage end-to-end administration of network platforms.
• Experience in troubleshooting and performance optimization.
• Knowledge of network infrastructure management and configuration.

Responsibilities

• Manage all Network platforms including Cisco Routers and switches.
• Prepare Daily/Weekly/Monthly reports.
• Handle escalated incidents and coordinate with vendors.

Skills

Configuration and debugging routers

Troubleshooting routing protocols (RIP, EIGRP, OSPF, BGP)

Experience with Cisco Catalyst

WAN routing configuration

Infoblox DNS, DHCP knowledge

Good communication skills

Tools

Cisco Routers and Switches

Cisco Wireless Infra

Riverbed WAN optimizer

Job description

Overview

• Managing end to end administration of all Network platforms (Cisco Router & switches, Cisco Wireless infra along with Infoblox DDI).
• Ability to configure and debug and do basic level trouble shooting in technology areas like routers, switches, WIFI.
• Exposure to troubleshooting of routing protocols (RIP, EIGRP, OSPF, BGP).
• Experience on switching (VLAN, VTP, RPVST, Stacking).
• Experience in Cisco Catalyst 9K, 3550, 3650 and Nexus 7K & 9K, Cisco ISR/ASR routers.
• WAN Router configuration and Troubleshooting.
• Knowledge on Riverbed WAN optimizer.
• Network infrastructure management & configuration.
• Experience to handle Cisco wireless Infra, Cisco Prime and WAP devices.
• Strong knowledge on Infoblox DNS, DHCP.
• Able to take handover from project team as required.
• Regular audit of network devices and take corrective action accordingly.
• Performance Management & Optimization.
• Root Cause Analysis.
• Provide inputs for Capacity Planning/ Migration/ Optimization / Future upgrade strategy based on the performance trend.
• Preparation of Daily/Weekly/Monthly reports.
• Coordination with multiple vendors.
• Handling escalated incidents or high critical tickets.
• Plan and schedule for change management.
• Develop and maintain architecture diagrams and documents.
• Prepare SoPs and SMTD.
• Good communication skills.

Technical skills

Technical skills:

Hands-on experience required on the following technologies:

• Routing protocols - EIGRP, OSPF, BGP, PBR
• LAN Switching - VLAN, VTP, STP, HSRP, GLBP
• Cisco Nexus Switches (5k, 7k, 9k) - VDC, VPC, OTV, FEX
• Cisco Wireless setup
• Infoblox DDI.
• TCP/IP protocol suite, Quality of Service
• Riverbed WAN optimizer

Knowledge on IPSec VPN, AAA Architecture, TACACS+ and RADIUS will be preferred.