Network Engineer L-3

Wits Innovation Lab; Mumbai; On-site; INR 800,000 - 1,100,000; Full time

Job summary

Wits Innovation Lab is seeking a skilled Network Engineer to install, configure, and maintain complex network and security systems within our data center environments. You will troubleshoot LAN/WAN, firewall, and VPN issues while documenting resolutions for future reference.

You will proactively monitor network performance and security, working with customers, service providers, and vendors to drive issue resolution and project support. Shift work including weekends is required.

Qualifications

• 3+ years of experience in a Data Center environment.
• Strong understanding of TCP/IP protocols and OSI model.
• Proficient with BGP, OSPF, HSRP/VRRP and VPN technologies.
• Hands-on experience with Juniper, Cisco, Checkpoint, Fortinet, or similar firewall devices and SD-WAN solutions.
• Experience with VLAN, STP, SVI, LACP and network monitoring tools.
• Familiarity with Radius, TACACS+ and related authentication protocols.
• Ability to interact with customers, service providers and vendor support engineers.

Responsibilities

• Install, configure, and maintain network and security equipment and services.
• Troubleshoot LAN/WAN/firewall/VPN issues.
• Document network problems and resolutions for future reference.
• Monitor network availability, performance and security; take ownership of issues.
• Coordinate with vendors and TAC to identify root causes.
• Engage with customers to set up network connectivity.
• Design support for new projects; create specs for RFPs.
• Work in shifts including weekends and holidays.

Skills

OSI model

Ethernet

NAT

TCP/IP

IPS/IDS/UTM

BGP

OSPF

HSRP/VRRP

Juniper

Cisco

Checkpoint

Fortinet

ACI-SDN

Radware

STP

VLAN

SVI

LACP

SD-WAN

GRE

P-VPN

P-NAT

P-Routing

IPv6

IOS upgrade

Radius/TACACS

TACACS+

TACAS+

NMS

SYSLOG

SNMP

Network monitoring

Job description

Install, configure, and maintain network and security equipment and services.

Perform troubleshooting analysis of LAN/WAN/firewall/VPN issues.

Document network problems and resolution for future reference.

Proactively monitors and ensures network availability, performance and network security.

Log, track and take ownership of network/connectivity issues and resolve issues to the satisfaction of all stakeholders.

Design support for new projects

Specs creating for RFP`s

Independently engage with customers to setup network connectivity.

This role requires one to be comfortable interfacing with customers, service providers and vendor support engineers.

Co-ordinate with vendor TAC to identify the root cause issue.

Maintain network device connectivity inside data centre & bank side.

Key Skills

A thorough understanding of the OSI network model, Ethernet, NAT, IP addressing and TCP/IP Network.

A practical level of experience implementing and administrating TCP/IP-based network.

Advanced knowledge in security devices –IPS, IDS & UTM.

At least 3 Year experience in Data Center Environment.

Expert in protocols –BGP is a must, OSPF, HSRP, VRRP.

Hands on experience in any one of the Juniper, Cisco, Checkpoint, Fortinet Firewalls, ACI-SDN & Radware Devices.

Experience on STP, VLAN, SVI, LACP

Experience on SDWAN – Fortigate & Aruba

Experience in handling GRE, P-VPN, P-NAT, P-Routing, and Clustering in FW

Knowledge in protocols TCP,UDP & IPV6

Knowledge in IOS upgrade

Knowledge/Experience in Radius, TACACS & TACAS+

Knowledge in NMS, SYSLOG & SNMP communication.

Basic Knowledge in FTP server communication/Connection.

4 to 5 years hands on experience with Juniper/Cisco/Melanox/Dell/Arista Switches, Cisco Routers, Cables,

Working knowledge of common network monitoring tools and network

Troubleshooting focuses on determining network vs Application/System issues and patterned vs. non-repeating problems.

Ability to prioritize and multitask.

Willingness to learn new technologies and maintain industry knowledge

Excellent communication and interpersonal skills

Ability and willingness to work in shifts including on weekends and holidays.

Excellent communication and interpersonal skills