Network Administrator - L2

Mandatory Hands-on experience at least two of these technologies -

Switching and Load Balancer.

Key Responsibilities

• Handle 24x7 shift operations for Tata Communications GSMC Hosted Network by supporting Switches, Routers, Firewall, Load Balancers and WAFs

• Handle change and support request from customers

• Troubleshoot issues using defined process and standard methodologies and drive them to closure.

• Communicate with customers over phone, email, and web portal to ensure issues are handled to their satisfaction.

• Handle tickets through the internal tool within committed SLAs

• Identify and escalate underlying issues in the managed infrastructure

• Working closely with technical staff in different domains to handle cross-functional activities and issues

• Work with vendors to resolve internal and customer issues in a timely manner

• Maintain and update documentation of the network elements as and when changes occur

• Maintain and update documentation of the network elements as and when changes occur Job Qualifications

• Bachelor s Degree in computer science or related IT field BE/B.Tech

• Certificate such as CCNP, JNCIA, F5, Fortinet NSE, NSX-T would be preferred.

• Complete understanding of ITIL framework

Job Requirement

Skills

• Should have good knowledge on Networking fundamentals and from Network Security background.

• Good understanding of OSI Model, TCP/IP protocol suite (IP, ARP, ICMP, TCP, UDP, SNMP, FTP, TFTP).

• Routing protocol like BGP & OSFP

• Configuration on switches for VLAN, inter VLAN routing, STP, VTP, HSRP, VPC

• Working technical knowledge of network hardware such as Switches, Load Balancers and F5 WAF.

• Working knowledge of OEM Cisco (IOS & NX-OS), F5 Load Balancers.

• Strong troubleshooting and analytical skills

• Should handle incident, Change, Problem, Knowledge Management and should provide RCA.

• Mandatory to work in 247 environment.

• Good grasp of cloud computing platforms and architecture

• Strong analytical and problem-solving abilities

• Should be able to handle the customers at any work level pressure

• Should have good communications skills (verbal and written)

• Should be flexible and good team player

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