Dinesh Kumar Email & Phone Number

Chennai Area, India

Engineer Professional service.

Dubai, United Arab Emirates

* Consulting & architecting of Data centre, network security, SDN and SD-WAN solution.* Architecting DC-DR, DC-Cloud solutions.* Implementing multi-tier network and security architecture.* Implementing VMware software defined network (NSX).* Qualifying the product by Lab testing.* HLD –LLD and migration approach document preparation for clients* Drive evaluation for new features and technology adoption.* Pre-sales and post-sale activities.

Chennai Area, India

Responsible for providing technical solutions and implementing new requirements forManaged Customers.To support Sify internal Teams to perform L3 troubleshooting and providing them bestpractices solution for Network and Security devicesHandling L3/P1 Cases and apart from that involved in DC designs and creation of SolutionsLab testing of new product and Technical solutionWorking with solution Engineers to design, implement and document internet/MPLS WAN, VPN, SD-WAN solution.Work closely with Devops team on both automation and service monitoring.Involves On-site implementations, HLD –LLD and migration approach document preparationfor clientsActively Participate plan, recommend and develop strategies and direction for networkinfrastructure solutions using current and emerging technologies.Drive evaluation for new features and technology adoption.

Chennai Area, India

* Implementation and support of IP based routing configurations for VPN/IVPN/MPLS VPN Layer2/Layer3 based corporate clients across India with more than 100 base stations and 65 POPs of MPLS enabled core STM-4/STM-1/DS3 High speed backbone.* Responsible for providing technical solutions and implementing new requirements for Managed and Non-managed customers.* Extended our support with MPLS connectivity to our International partners like Global Crossing, PCCW, and Level3 through NNI based routing and for Implementations and Customer related problems.* Resolving Trouble Tickets related to network and service provisioning.* To troubleshoot the connectivity on Layer 3 and Layer 2 in case there are access problems for customers (VPN, IVPN, and MPLS VPN).* Identify and resolve problems on high end Switches, Routers (Cisco & Juniper& CISCO ASR) & fortinet firewall.* Implementation & troubleshooting of vlans, high availability solutions like hsrp , ether channels, access control lists, NAT,PAT ,routing solutions etc* Troubleshoot and identify problems related to Juniper ,ASA and Fortigate Firewall.* Configuring routing protocols such as BGP, OSPF, RIP, EIGRP for customer last mile.* Configuring IPSEC and GRE tunnels for VPN customers.* Configuring VLAN Trunking Protocol and Troubleshoot and identify problems in STP, RSTP, PVSTP, MSTP.* Firewall and router configuration changes as per the business requirement.* Protocols Configuration knowledge in ASR (9001SERIES) XR IOS routing such as BGP, OSPF, RIP, and EIGRP for customer last mile.* Escalation contact for corporate technical problems and enterprise network managed customers.* Handle fault reports and perform service support for the fault management of the Established customer services and customer networks.* Weekly and on demand review with the senior management of Business and Service delivery unit on Customer problems, recommend technical solution enhancements as required to meet the SLAs.

Chennai Area, India

ROLES ON CHANGE MANAGEMENT:* Coordinating with Field Engineers to do the customer shifting for any emergency changes.* Managing Network consisting of more than 1000 Cisco routers & different vendor equipments* Impact analysis and planning of proposed Customer setup for any planned changes.* Preparing configuration template for customer configuration for the planned changes and execute the same.* Experience with LAN management (Switching, VLANs, VTP, Trunking, MSTP, and Ether channel)* Configuring vlans over switches for operating bridge mode configurations.* Configuring HSRP and VRRP in Switches and Routers and Port Security in Switches to prevent unauthorized usersSPOC FOR BELOW MENTIONED CUSTOMER SERVICES.* Clean connect* Secure Site Connect* Secure Roam Connect