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Network Data and Security Specialist
Dharmendra Yadav
,
LONDON, United Kingdom
Experience
Other titles
Skills
I'm offering
A highly motivated and passionate professional delivering innovative and agile solutions, integrations and migrations from legacy technologies in the area of Datacentres, Service provider, Information Security/Firewalls and campus LAN / Wireless technology streams with multi-vendor technologies.
• Involved in deploying /implementing & integrating network and security infrastructure across Client Data centers in
different customer sites/offices across the Globe.
• Involved in Designing, building, integrating the infrastructure based on new design.
• Network Technologies projects like implementation of SDWAN, ACI for Data Centers.
• NextGen FTD Firewalls for Data Centers and Azure Express-route Implementation for Cloud
connectivity.
• Involved in deploying /implementing & integrating network and security infrastructure across Client Data centers in
different customer sites/offices across the Globe.
• Involved in Designing, building, integrating the infrastructure based on new design.
• Network Technologies projects like implementation of SDWAN, ACI for Data Centers.
• NextGen FTD Firewalls for Data Centers and Azure Express-route Implementation for Cloud
connectivity.
Markets
United Kingdom
Language
English
Fluently
Ready for
Larger project
Ongoing relation / part-time
Full time contractor
Available
My experience
2015 - ?
job
Network Specialist
Accenture.
UK
Tools used: Infoblox,ASDM,Putty,SecureCRT,Solarwind,Dynatrace,SNOW,HP NNMI
&NA,CyberArk,Cisco Prime,Ekhanu,Postman,Python,FMC,SNOW,Wireshark
Job Profile:
* Strong knowledge and expertise on various -Network project implementation of SD WAN,
ACI/SDN for Data Centers,NextGen FTD Firewalls for Data Centers and Azure-Expressroute
Implementation for Cloud connectivity.
* New Site/integration/merger of remote sites and Datacenter set up and DMZ design and installation/implementation.
* Implementation of end-to-end network solutions across routing, switching, security, data
centre and wireless.
* Configuration and Maintenance upgrade of firewalls like Cisco ASA/FirePOWER/FTD.
* Managing Smartnet licensing for all Network Infrastructure estate.
* Creation of technical and support documentation.
* Install, configuring & Troubleshooting in ACI/SDN network (APIC controller)
* Configuring, troubleshooting, upgradation of F5 Load balancers.
* Designing, Configuring and Troubleshooting of Network (ACI, NEXUS, CATALYST Switch)
and Security devices such as Cisco ACS, Bluecoat Proxy, Cisco ISE.
* Configuring the ACI network with Python/JSON scripting
* Configuring, troubleshooting , upgrade of Cisco WLC and managing the Wireless Network,
tools Cisco Prime and Ekhanu.
* Configuring, upgrade & Troubleshooting on Cisco ISE
* Strong knowledge and expertise in NEXUS (2K,5K, 7K,9K) switch as well as catalyst
switches (3K,4K, 6500,6700,9400,9500 Series etc)
* Perform tasks of providing Technical support to resolve day-to-day network issues for
production and test environments.
* Handling Client and SDMs by maintaining of ITIL process, through Incident Management,
Configuration Mgmt., Change mgmt., SLA, on ITSM Ticketing tools.
* Cisco ACE, and BIG-IP F5 load balancer for Web servers & SFTP servers load balancing.
* Acting as SME for any issues related with ACI,FTD,Nexus & F5 LTM
* Liaise and coordinate with other departments, service providers, external vendors and suppliers on all network related issues.
Tools used: Infoblox,ASDM,Putty,SecureCRT,Solarwind,Dynatrace,SNOW,HP NNMI
&NA,CyberArk,Cisco Prime,Ekhanu,Postman,Python,FMC,SNOW,Wireshark
Job Profile:
* Strong knowledge and expertise on various -Network project implementation of SD WAN,
ACI/SDN for Data Centers,NextGen FTD Firewalls for Data Centers and Azure-Expressroute
Implementation for Cloud connectivity.
* New Site/integration/merger of remote sites and Datacenter set up and DMZ design and installation/implementation.
* Implementation of end-to-end network solutions across routing, switching, security, data
centre and wireless.
* Configuration and Maintenance upgrade of firewalls like Cisco ASA/FirePOWER/FTD.
* Managing Smartnet licensing for all Network Infrastructure estate.
* Creation of technical and support documentation.
* Install, configuring & Troubleshooting in ACI/SDN network (APIC controller)
* Configuring, troubleshooting, upgradation of F5 Load balancers.
* Designing, Configuring and Troubleshooting of Network (ACI, NEXUS, CATALYST Switch)
and Security devices such as Cisco ACS, Bluecoat Proxy, Cisco ISE.
* Configuring the ACI network with Python/JSON scripting
* Configuring, troubleshooting , upgrade of Cisco WLC and managing the Wireless Network,
tools Cisco Prime and Ekhanu.
* Configuring, upgrade & Troubleshooting on Cisco ISE
* Strong knowledge and expertise in NEXUS (2K,5K, 7K,9K) switch as well as catalyst
switches (3K,4K, 6500,6700,9400,9500 Series etc)
* Perform tasks of providing Technical support to resolve day-to-day network issues for
production and test environments.
* Handling Client and SDMs by maintaining of ITIL process, through Incident Management,
Configuration Mgmt., Change mgmt., SLA, on ITSM Ticketing tools.
* Cisco ACE, and BIG-IP F5 load balancer for Web servers & SFTP servers load balancing.
* Acting as SME for any issues related with ACI,FTD,Nexus & F5 LTM
* Liaise and coordinate with other departments, service providers, external vendors and suppliers on all network related issues.
Wireless, Sftp, UP, Cisco ASA, Production, WAN, Web, Datacenter, Load balancing, Infrastructure, Incident Management, Support, Implementation, Network, Design, Security, Test, Service, Integration, Management, Cloud, Scripting, Cisco, ITIL, Azure, JSON, Python
2014 - 2015
job
Technical Lead
Cognizant Technology Solutions.
Tools used: Solarwind,Netbrain,Infoblox,IP admin,Nimsoft
ServiceNow,ASDM,Putty,SecureCRT,Pagerduty,Splunk,NetMRI
Project Name: Trizetto Corp (Cognizant Company)
Team - Network Hosting Team
Job Profile:
* Responsible for managing Trizetto Corp & Hosting network (60+ customer hosted on DC).
* Working on Cisco Nexus switch (7k, 5k & 2k) and on F5 LTM Load balancers.
* Adding firewall rules, NAT, PAT on Cisco ASA firewall.
* Proactively monitor and resolve Network incidents affecting the site and ensure maximum
availability and performance.
* Good understanding of ITIL in Network environments including Incident Management,
Problem Management and Change Management.
* Produce and maintain network infrastructure documentation based on architectural
standards. This will include physical and logical designs and configurations.
* Liaise and coordinate with other departments, service providers, external vendors and suppliers on all network related issues.
* Produce complete implementation plans for any major change to the customer's network,
identifying specific changes to be made, timelines for completion, and contingency or
back-out plans.
* Monitor the health of network infrastructure and act upon alert/issue arises. Schedule for
network maintenance/upgrade and keep all affected users informed.
* To perform tasks using various standard network management tools, internal ticketing
systems, and monitoring consoles.
* To configure & troubleshoot LAN issues, STP, VTP, RSTP, PVST, Etherchannel, HSRP/ VRRP
etc.
* To upgrade IOS remotely through TFTP/FTP server.
* Troubleshooting configuration issues as well as routing issues.
* Ensure compliance and standards with company and organizational policies and procedures.
* Maintain and update technical information on various service delivery systems.
ServiceNow,ASDM,Putty,SecureCRT,Pagerduty,Splunk,NetMRI
Project Name: Trizetto Corp (Cognizant Company)
Team - Network Hosting Team
Job Profile:
* Responsible for managing Trizetto Corp & Hosting network (60+ customer hosted on DC).
* Working on Cisco Nexus switch (7k, 5k & 2k) and on F5 LTM Load balancers.
* Adding firewall rules, NAT, PAT on Cisco ASA firewall.
* Proactively monitor and resolve Network incidents affecting the site and ensure maximum
availability and performance.
* Good understanding of ITIL in Network environments including Incident Management,
Problem Management and Change Management.
* Produce and maintain network infrastructure documentation based on architectural
standards. This will include physical and logical designs and configurations.
* Liaise and coordinate with other departments, service providers, external vendors and suppliers on all network related issues.
* Produce complete implementation plans for any major change to the customer's network,
identifying specific changes to be made, timelines for completion, and contingency or
back-out plans.
* Monitor the health of network infrastructure and act upon alert/issue arises. Schedule for
network maintenance/upgrade and keep all affected users informed.
* To perform tasks using various standard network management tools, internal ticketing
systems, and monitoring consoles.
* To configure & troubleshoot LAN issues, STP, VTP, RSTP, PVST, Etherchannel, HSRP/ VRRP
etc.
* To upgrade IOS remotely through TFTP/FTP server.
* Troubleshooting configuration issues as well as routing issues.
* Ensure compliance and standards with company and organizational policies and procedures.
* Maintain and update technical information on various service delivery systems.
Hosting, STP, Service Delivery, Cisco ASA, Tech lead, Server, Health, Monitoring, Infrastructure, Incident Management, ServiceNow, Change management, Implementation, Network, Compliance, Service, Firewall, Management, Cisco, ITIL, IOS
2010 - 2014
job
Engineer - Network Management
Wipro Limited.
Job Profile:
Client Name: British Telecom
Team - Central Configuration Team (BT Radianz & Reuters Service Delivery)
Tools - IVserve, Putty, eDCA, Citrix, COT+, PNAD, RADIUS server, Classic/Tahiti, Chameleon, MPLS
DU, Genie, CAPMAN and PMF
* Working as a Senior Network Engineer, provisioning and making changes on BT's finance
vertical customer's network (Banking/Trading environment), Thomson Reuters, building and deploying Configuration, Installation, Test & Turn-up, Amend, Hot-cut, Parallel-build
and Disaster Recovery sites like activities and troubleshooting remotely logging to PE &
Customer Edge router/switch.
* Through the acquisition of Radianz, the initiative was to migrate the Financial Community
Extranet onto the BT MPLS platform (21CN).
* Perform tests prior to the migration and migrate the customers onto the new IP MPLS
network.
* Lead technical contact throughout the service delivery process, to the customer, site
technician, sales engineer and project manager during the implementation lifecycle and network connection.
* Support complex technical queries and activities that must be handled both competently
and swiftly, in-line with customer expectations to meet service commitments
* Engage with field engineers for test and turn-up of equipment at both new and existing
clients
* Work both with process systems (GUI interface) and IOS to load the configurations on to the routers.
* To Configure Static Routing, OSPF, EIGRP, RIP Route-Maps, Route Redistribution, HSRP, NAT
on Provider Edge and Customer Edge.
* Make sure 100% connectivity with respect to Network performance and work/ based on
the customer requirements.
* To upgrade IOS remotely through TFTP/FTP server.
* Carrier issue: Leased Line testing with Carriers (Loop test, Bert Test)
* To configure and troubleshoot Lease-Line (T1,E1), Frame- Relay, Ethernet (Gigabit Ethernet, Fast Ethernet) on Provider Edge and Customer Edge routers.
* Work Extensively on NAT's and Access control Lists.
* Troubleshooting configuration issues as well as routing issues.
* Good at configuring and troubleshooting all routing protocols (IGPs).
* Ensure compliance and standards with company and organizational policies and procedures.
* Maintain and update technical information on various service delivery systems.
* Document procedures using Microsoft word, Excel. Create Microsoft Visio diagrams of the network and document changes.
Client Name: British Telecom
Team - Central Configuration Team (BT Radianz & Reuters Service Delivery)
Tools - IVserve, Putty, eDCA, Citrix, COT+, PNAD, RADIUS server, Classic/Tahiti, Chameleon, MPLS
DU, Genie, CAPMAN and PMF
* Working as a Senior Network Engineer, provisioning and making changes on BT's finance
vertical customer's network (Banking/Trading environment), Thomson Reuters, building and deploying Configuration, Installation, Test & Turn-up, Amend, Hot-cut, Parallel-build
and Disaster Recovery sites like activities and troubleshooting remotely logging to PE &
Customer Edge router/switch.
* Through the acquisition of Radianz, the initiative was to migrate the Financial Community
Extranet onto the BT MPLS platform (21CN).
* Perform tests prior to the migration and migrate the customers onto the new IP MPLS
network.
* Lead technical contact throughout the service delivery process, to the customer, site
technician, sales engineer and project manager during the implementation lifecycle and network connection.
* Support complex technical queries and activities that must be handled both competently
and swiftly, in-line with customer expectations to meet service commitments
* Engage with field engineers for test and turn-up of equipment at both new and existing
clients
* Work both with process systems (GUI interface) and IOS to load the configurations on to the routers.
* To Configure Static Routing, OSPF, EIGRP, RIP Route-Maps, Route Redistribution, HSRP, NAT
on Provider Edge and Customer Edge.
* Make sure 100% connectivity with respect to Network performance and work/ based on
the customer requirements.
* To upgrade IOS remotely through TFTP/FTP server.
* Carrier issue: Leased Line testing with Carriers (Loop test, Bert Test)
* To configure and troubleshoot Lease-Line (T1,E1), Frame- Relay, Ethernet (Gigabit Ethernet, Fast Ethernet) on Provider Edge and Customer Edge routers.
* Work Extensively on NAT's and Access control Lists.
* Troubleshooting configuration issues as well as routing issues.
* Good at configuring and troubleshooting all routing protocols (IGPs).
* Ensure compliance and standards with company and organizational policies and procedures.
* Maintain and update technical information on various service delivery systems.
* Document procedures using Microsoft word, Excel. Create Microsoft Visio diagrams of the network and document changes.
Banking, UP, Manager, Service Delivery, Server, Testing, Community, Support, Telecom, Implementation, Router, Network, Excel, Compliance, Test, Service, Sales, Citrix, Finance, Visio, Management, Word, IOS, Project Manager
2007 - 2010
job
Assistant Engineer (Infrastructure Management Services)
Infosys Technologies Limited.
Job Profile:
* Having good knowledge on WAN environment and troubleshooting on WAN connections
* To configure Quality of Service on Provider Edge and Customer Edge routers.
* To Configure Static Routing, OSPF, EIGRP, RIP Route-Maps, Route Redistribution, HSRP, and NAT on Provider Edge and Customer Edge
* Handling customer requirements of configuration and routing strategies on per customer
basis.
* Communicating with the customer to establish connectivity for the new site.
* Configuring the routers according to customer specifications for routing and make it In-
service.
* Troubleshooting configuration issues as well as routing issues.
* Good at configuring and troubleshooting all routing protocols (IGPs)
* Worked on design and implementation of DS1, DS0, DS3 bandwidth design and implementation.
Attributes:
• Customer orientation, service orientation, empathy and willingness to learn and conscientiousness, team player
• Ability to grasp, relate and quick response.
• Willingness to change and perform under pressure. Flexibility to work in a 24x7 work
environment.
• Ability to work in a team, willing to take lead, ready to assist and share knowledge with others
* Having good knowledge on WAN environment and troubleshooting on WAN connections
* To configure Quality of Service on Provider Edge and Customer Edge routers.
* To Configure Static Routing, OSPF, EIGRP, RIP Route-Maps, Route Redistribution, HSRP, and NAT on Provider Edge and Customer Edge
* Handling customer requirements of configuration and routing strategies on per customer
basis.
* Communicating with the customer to establish connectivity for the new site.
* Configuring the routers according to customer specifications for routing and make it In-
service.
* Troubleshooting configuration issues as well as routing issues.
* Good at configuring and troubleshooting all routing protocols (IGPs)
* Worked on design and implementation of DS1, DS0, DS3 bandwidth design and implementation.
Attributes:
• Customer orientation, service orientation, empathy and willingness to learn and conscientiousness, team player
• Ability to grasp, relate and quick response.
• Willingness to change and perform under pressure. Flexibility to work in a 24x7 work
environment.
• Ability to work in a team, willing to take lead, ready to assist and share knowledge with others
Design, Management, Service, It, Implementation, Infrastructure, WAN
My education
Bharathiar University
BSc, Physics
BSc, Physics
n/a
Secondary, Board
Secondary, Board
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