Rajan Yadav

Experience

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  IBM Global Process Services

  Jan 2007 - Aug 2008

  Technical Support Executive
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  HCL Technologies

  Sept 2008 - Jul 2016

  Network Technical Specialist

  Managing client’s enterprise network at multiple sites located in US & Canada. Infrastructure includes Cisco 6500, 4500, 3750 Series Switches, 2800, 3900 and ASR routers, Nexus 7K/6K/2K Series switches, WAPs, Load Balancers and Riverbed optimizers. Responsible for working on incidents, service requests, scheduling and implementing change requests as per ITIL process maintaining the defined SLA. Prepare training documents and knowledge database for peer engineers and assist them. Provide application load balancing and delivery support using F5, NetScaler, Cisco ACE and GSS. Provide operational support with deployment and management of AWS services as EC2, VPC, Direct Connect and Route 53. Coordinate with Customer and Business to understand, implement and facilitate the connectivity requirement with business partner. Implementation, Configuration, Administration of Networks of multi site redundant Data Centre and Offices. Integration of new sites into Existing setup. Making changes on network devices as per requirements such as link migration, configuring ports and providing access to External vendors. Work in conjunction with operations management and Availability Managers to facilitate and manage Severity 1 and 2 network related incidents, bridges and conference calls and drive to resolution. Show less

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  Coforge

  Jul 2016 - Jul 2020

  Network Consultant

  Responsible for managing complex networks infrastructure which includes Juniper switches andMX/SRX routers along with Cisco Catalyst Series and Nexus Switches. Provide valuable inputs and create network visio designs (LLD/HLD) based on customer requirements as per their standards, propose and implement the solutions. Plan and schedule changes, represent them in CAB meeting and get the appropriate approvals followed by implementation of changes in coordination with support group, service providers and customer to validate the same. Formation of pre/post-checks and fail-over change plans. Provide on-call support to operations implementation group in case of any issues while implementing the design configurations. Also assist project team in initial designs after on-call discussions with various stake holders to implement new services, applications or designs in the existing network or installing new network infrastructure. Prevent Network Vulnerabilities and upgrading software versions to overcome them. Accountable for maintaining the SLAs, very well versed with ITSM processes. Prepare SOP’s/support documents and help team whenever needed. Show less

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  HCL Technologies

  Jul 2020 - Jan 2023

  Network Consultant / Team Leader

  Leading project team responsible for deployment, transition, transformation of Network LAN, WAN, WLAN and Data Centre architecture. Understanding customer requirements through various workshops and high level design discussion, preparing low level design based on same. Creating detailed implementation plan and strategy for the project delivery. Planning and implementation involving multiple vendor where involved. Efforts calculation and Management of the technical resources for projects cost estimation etc. Show less

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  EXL

  Jan 2023 - now

  Senior Manager - Enterprise Network, Security & Cloud Infrastructure Engineering

  Working as Senior Network Solutions Architect being part of engineering team responsible for new sites build up and expansions, evaluation of technologies inline to organization roadmap followed by successful POC and deployment, business transitions, integration and onboarding. Coordination with business/technology stakeholders for detailed analysis, capacity sizing considering current and near future requirements. Detailed discussion with technology sub-function to define low level design. Coordination with service partners/OEMs to arrange BoM. Coordination and tracking with Finance/Commercial teams to have Purchase order released for on time delivery. Building of business case, Risk assessment, execution planning and seamless change management. Onboarding/Migration of Business and initial operational support. Knowledge transfer to assurance team. Extend support to presales team to respond RFP and help prepare technical documentation against proposed solution. Show less