Sr. Infra. Architect

Cognizant

2 - 5 years

Chennai

Posted: 26/02/2025

Job Description



Job Summary

CIS PS Senior Network Architect - UKI

Profile Summary

Expertise in Design/Operations/Maintenance of Telecommunication/Networking and security systems. Result-oriented quality-driven business-savvy professional with broad IT exposure technologically-advanced IT/networking solutions to meet challenging multinational business demands.


Responsibilities

Total Years Of Professional Experience

14 + years of experience

Roles and Responsibilities

Conduct network architecture design feasibility and cost studies

Support the sales team on RFP RFI RFS

Design analyze plan and modify network components supporting customer communication implementation activities

Propose and implement system enhancements software and hardware updates that will improve the performance and reliability of the system

Plan design and implement networked systems including configurations and supports troubleshoots network problems

Develop and evaluate network performance criteria and measurement methods

Prepare the analysis of the capacity needs for network infrastructure

Build technical capabilities on next gen technologies

Survey network requirements of remote customer offices campus buildings and Data Centers.

Configure routing protocols such as EIGRP OSPF IS IS and BGP complex switch networks built on vPC VXLAN OTV ACI VMware NSX configurations.

Prepare network equipment for deployment by loading appropriate software and configuration setting according to design templates.

Continually review the customers network and practices looking for opportunities to enhance network functionality performance and reliability.

Assist in the evaluation of potential network products or technical solutions.

Contribute to the development of network documentation including diagrams standards specifications and operating procedures.

Monitor for opportunities to enhance the customer network/system performance or reliability.

Provide third-level support and troubleshooting of network problems. Periodically provide after-hours and weekend support.

Technical Skills

Mandatory

A solid understanding of network services concepts such as SNMP/SYSLOG/NTP/DHCP/DNS and security concepts in authentication encryption AAA TACACS/RADIUS and LDAP

Routing Protocols EIGRP OSPF IS-IS and BGP

Switching technologies STP RSTP MST vPC

DCI technologies VXLAN OTV LISP

Switch Series Cisco Nexus 9K 7K 5K and 6500

Router Series Cisco ISR 1K 2K 3K 4K and ASR series 1000 9000 7200 7600

SDN /SDWAN Technologies Cisco ACI VMware NSX-T Cisco Viptela SD-WAN Cisco Meraki

  • Wireless: Cisco and Aruba unified wireless architecture
  • Load Balancers F5 LTM F5 GTM/DNS Citrix Netscalar ADC

  • WAN Optimizers : Riverbed Steelhead
  • Tools : Cisco Prime Solarwinds Wireshark iperf/jperf
  • Cloud Networking Azure AWS and GCP networking skills

    Work experience on Juniper HPE and Arista Products

    Knowledge on VMware and Hyper-V

    Proficiency in all Microsoft Office applications are essential to include Visio Excel and PowerPoint.

    Must possess both excellent oral and written communication skills.

    Must have the ability to manage time efficiently and a demonstrated ability to lead multiple projects with minimal supervision.

    Must be highly organized and detailed oriented.

    Qualification

  • Education: Bachelors in Computers
  • Minimum Work Experience Required: 10 years
  • Minimum of one technical certification in chosen technology desired

    Proficient in using MS office applications (MS Word PPT Excel Visio MPP)


    Certifications Required

    CCIE R&S or CCIE Datacenter Certified Preferred

    About Company

    Cognizant is a global leader in technology and consulting services, helping businesses transform their operations through digital solutions. Specializing in IT services, including software development, business process outsourcing, and consulting, Cognizant supports clients across industries such as healthcare, financial services, manufacturing, and retail. With a focus on innovation, Cognizant assists organizations in modernizing their technology, improving operational efficiency, and enhancing customer experiences. Headquartered in the U.S., it is consistently ranked among the most admired companies in the world and is a member of the NASDAQ-100.

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