MANISH KUMAR SRIVASTAVA
Parsippany,U.S.
Summary
To be a part of an organization where process of learning never ends, and which will add value to my experience. A place where initiative, hard work and learning through constructive criticism is always promoted.
Knowledgeable Network Architect with robust background in designing and implementing complex network infrastructures. Expertise in optimizing network performance and enhancing security protocols, contributing to seamless and secure data flow. Proven ability to demonstrate strategic problem-solving and effective cross-functional collaboration.
Overview
19
19
years of professional experience
1
1
Certification
Work History
Network Architect
Vitesse Group Inc
08.2024 - Current
- Lead project meetings to report progress, discuss issues and resolutions, and ensure solution requirements are met
- Handling a team of 6 for Project deliveries
- Aligning the resource to meet customer deadline
- Working on Technical Documentation and Configuration
- Working on Bidding, BOM, RFP/RFI and Design Documents
- Customer Presentation and handling status meetings
- Enhanced overall network reliability with proactive monitoring, troubleshooting, and timely resolution of issues.
- Mentored junior team members, sharing knowledge of advanced networking concepts and best practices to foster professional growth.
- Reduced downtime and increased efficiency by creating robust disaster recovery plans and business continuity strategies.
- Provided exceptional customer service by addressing technical concerns promptly and effectively resolving issues.
Networking engineering Sr Specialist Advisor
NTT DATA
11.2022 - 07.2024
- Network Advisory, Consultation, Solutions, Escalations, Network Tower Lead, Service improvement
- Provide technical leadership and guidance to junior engineers and IT staff
- Develop and implement best practices, standards, and procedures of Network Design and network management
- Mentor team members and lead complex projects to ensure successful execution and knowledge transfer
- Create and maintain detailed documentation of infrastructure configurations, procedures, and system changes
- Generate regular reports on infrastructure performance, incidents, and project progress
- Handled a Team of 20 including L1, L2 and L3 as a Network lead
- Roll-out of Cisco Catalyst 9800 WLC and 9000 Series Wireless Access Points
- Troubleshooting Complex issues and Fault isolation
- Presented recurring Bi-weekly Project status to Customer for Network Tower
- Expertise on Cisco Wireless, Cisco ACI, F5, Routing & Switching (Catalyst & Nexus) & Firewall
- Planning and execution of Transformation Project, upgrade and Refresh work
- Created SOP for all Complex Day to Day operations
Infra Architect
Cognizant Technology Solution
07.2016 - 11.2022
- Working closely with the customers on the technical requirements to provide solution and implementation
- Developed network architecture to best meet client needs
- Recommended new architectural technologies to improve performance
- Evaluated existing network architecture and recommended improvements
- Identified problem areas and provided corrective actions
- Well versed with two tier architecture-Leaf & Spine
- Implementation & Migration from traditional Network to Clos Architecture (Leaf & Spine)
- Hands on experience on Cisco SDN: Application Centric Infrastructure (ACI), ACI-Multisite
- ACI policy model, Overlay, Underlay, Control Plane, Data plane
- ACI logical constructs and building blocks
- Create EPGs, VRF, BD
- ACI networking (Layer 2, Layer 3) -L3OUT
- ACI integration with virtual environments
- Migration to ACI from Legacy Network
- ACI implementations, operations, and troubleshooting
- Exposure to ACI-Multisite architecture
- ACI upgrade: Fabrics+ APICs+ MSO
- CIMC upgrade
- Working Knowledge on VMware NSX
- Deployed, Manage and configured Aruba Gateways, WAP, Aruba Central
- Hands on Experience on F5 Load balancer and NetScaler ADC
- Leveraged ADC features like content switching/reverse proxy, responder, virtual server, redirects offloading, SSL Bridge, admin partition, virtual instance to deliver complex applications
- Extensive knowledge of deploying & troubleshooting L2/L3 TCP/IP, Multilayer Switching, Nexus switches, IPsec, UDP, Ethernet, Voice & Data Integration & IP Routing Protocols BGP, EIGRP & OSPF
- Network Designing, solution proposal, Assessment of LAN, Nexus Platform, WLAN and ADC
- Implement small and remote access wireless networks using Flex Connect, Autonomous or Cloud architectures
- Preparation of WLC configuration template, hardening template, and Design Documents
- Hands on Cisco wireless LAN architectures appropriate to specific site and use requirements
- WLAN Maintenance and Troubleshooting
- Design and implemented large Wireless setup with devices like WLC-5508,2504
- Wireless- BYOD, Office Extend, Guest Wireless-Auto anchor and VRF solution, WGB, Autonomous to lightweight conversion, AP Groups, SSIDs, Flex connects etc
- Demonstrated experience in troubleshooting in LAN (Nexus environment), WLAN & ADC
- Implementation of high availability and redundancy in a campus network including LAN, WLAN & ADC
- Configure and Manage Palo Alto firewall and Cisco FTD
- Good experience working on Aruba SD-WAN, Aruba WLAN and Aruba Cloud Central
- Experience with SDWAN Solutions like Aruba and Silver peak
- Creating sites groups, policies, upgrade on edge devices, vpnc and management of edge devices through orchestrator
L3 (Consultant)
HCL Technology Ltd.
12.2013 - 07.2016
- Network operations & Delivery
- Design & Solution development for complex core LAN/WAN & WLAN network etc
- Expert in Data Centre Technologies such as vPC, VDC, VTP, VLAN, HSRP Spanning Tree Protocols
- System Responsible for Wireless local area network based on architecture of CUWN
- Implementation of New Projects involving routing, switching (Cisco Nexus 7K, Nexus 5K) &Wireless
- Data Centre Design and Implementation
- Hands on experience on High Level and Low-Level networking design preparation
- Understanding of projects, hardware, software requirements & executing order accordingly
- In-Depth knowledge networking LAN and WAN technologies such as MPLS- L3VPN, L2VPN, OSPF, BGP, EIGRP, VLAN's, VRF
- Deep experience MP-Border Gateway Routing protocol and Routing Distinguishers, Route Targets, Export MAPs, PBRs
- Implementation, migration, Design and troubleshooting of Cisco networking environment (Cisco routers & Nexus switches)
- Knowledge of all Routing/switching Layer 3 and Layer 2 protocols, and high-level layers protocols as per OSI and TCP/IP stacks
- Design, install, and support of over 3000 (2600, 3600 and 1240 series) Cisco access points and 150 Cisco controllers, WCS and NCS
- Design and implemented large Wireless setup with devices like WLC-5508,2504
- Wireless- BYOD, Office extend, Guest Wireless-Auto anchor and VRF solution, Autonomous to lightweight conversion, AP Groups, SSIDs, Flex-connect etc
Technical Designer
Tech Mahindra Ltd
12.2011 - 12.2013
- Network Solution Architecture Design
- Design & Solution development for complex core LAN/WAN network etc
- Project Deployment & Delivery
- Troubleshooting and Support of Large-Scale Network
- Have been doing designing, implementation, configuration, and migration for various project in BT
- Responsible for providing kit list of various devices according to customer request
- In addition, doing implementation and decommissioning of various Cisco devices like switches, Lightweight wireless access point and WLC
- Providing RFQ to the customer after receiving there DCA (Data Capture Form)
- Preparing HLD (High Level Design) and LLD (Low Level Design)
- Creation and Management of Cat3750 Switch Stacks
- Installation of 6500, 3750s, Stackable switches
- Configuration & management of Cisco WLC 5508
- 4400
- Up gradation from 4400 to 5508 series controllers
- Provisioning of LWAP and standalone AP
- Preparing Configuration for WLC and implement the same on the live network
- Providing best LAN design solution to the BT clients
- Ensure the installed devices follow the Novartis network Deployment standard
Sr. Network Engineer
HCL Infinite Ltd.
02.2011 - 12.2011
- Solving and investigating customer's long-standing or complex problems passed on by the customer service assistants
- Handling all customer complaints or major incidents, like network outage or a security issue
- Remotely configure and maintain network equipment such as routers, switches
- Experience with designing and implementing large-scale networks, network routing, switches, and internet-related networking and security technologies
- Handle the escalations of the customers
- Hands on experience in Routers, BGP and networking related technologies
- Experience with Switching - VLANs, VTP, HSRP, Ether channel and Stacking
- Hands on Routing and Switching protocol such as BGP, HSRP, MPLS
- Configuring Route-map, Configuring BGP Attributes for traffic management
- Working Knowledge of GRE tunnels, IPSEC, Access-list, VPN, NAT, Metro Ethernet
- Implementation, troubleshooting, installation of new links
- Configuring, Designing and troubleshooting of IP and MPLS Networks
Network Admin (NOC Operation)
3i-Infotech Ltd.
07.2008 - 02.2011
- Worked in NKN project (National Knowledge Network), the main emphasis in NKN is on building a strong and robust internal Indian network, that is, intra-Net connectivity
- The objective of the National Knowledge Network is to bring together all the stakeholders in Science, Technology, Higher Education, Research and Development with speeds of the order of 10s of gigabits per second coupled with extremely low latencies
- NKN will interconnect all the research, higher education and scientific development institutions in the country
- The project consists optical fibre, Ethernet connectivity through BSNL, PGCIL, and RAILTEL to other linked states like Hyderabad, Chandigarh, Bhuvneshwar, Jaipur etc and premier institutes IITs and JNU by using STM-16 card, STM-1 card
- Implemented MPLS-VPN in NIC Backbone Network for 81 locations of CGHS (Central Government Health Scheme), Ministry of Health & Family Welfare, Government of India
- Worked on Cisco routers and switches like 1700, 2600, 2800, 3500, 4000, 7500, 7600, 7609, GSR, ASR series Routers and 2900, 3750 series switches etc
- Experience in Border Gateway Protocol for Internet, Communities, Route Maps, ACL, Prefix lists
- Taking care of Day-to-Day NOC operations such as troubleshooting routing issues, implementing new sites, configuring new sites, interconnecting, configuring and administering Cisco Networking Devices including routers and switches
- Experience in routing protocols such as OSPF, MPLS, and BGP
- Configure manageable switches using VLANS for client security and reliability
- Configuring switch port parameters like duplex, speed, channels for connectivity, configuring VLANS on the switches, configuring LAN switch trunks, troubleshooting switches
- Develop an access list to meet user specifications
- Backup, Restore & Upgrade of IOS (Router & Switch) with TFTP utility, IOS password recovery
- Configuring TACACS, SNMP and route-map
- Exposure in Monitoring Tools like- Spectrum, health etc
- Handling of trouble tickets, escalations from L2 team
Lead Data
Bharti Airtel Ltd.
01.2008 - 07.2008
- Configuring Static routes for the remote site and using tunnel
- Configure E1 link for data and voice network
- Configuring EIGRP for load balancing
- Configuring Multilink in Channelized E1 in Cisco Router for better Bandwidth
- Configuring Ether Channel in Cisco 4510, 6513 and 6509
- Implemented HSRP in Cisco 4510, 6513, 7206, 3745 devices
- Configure Layer2 and Layer 3 VLAN in Cisco switches
- Configure TACACS command in entire devices
- Upgrading IOS image in Cisco Router and switches
- Troubleshooting and configuring Monitor session
Network Engineer
HCL Info Systems Ltd.
04.2007 - 01.2008
- Installation of Cisco router -12410, 7609
- Installation and configuration of Cisco switch-6509, 3560
- Configuration of analog voice gateway Vega 5024 and Radware-intrusion prevention system
- Configuration of IP-phone
- All data cablings and connectivity
- Coordination to vendors and customer
- Installation of DSLAMs-120,240,480 port Configuration of DSLAMs
- Connectivity with TIER-2
- Testing of DSLAMs
- Basic configuration of TIER-2
- Overall managements of project of 30 sites
Network Engineer
Plus Inc. Ltd.
07.2005 - 03.2007
- Basics of router configuration
- Network Field Engineer
Education
Engineering Degree - Electronics & Communication
Uttar Pradesh Technical University
Skills
- Routing & Switching (Nexus)
- Wireless
- WAN optimizations
- Load balancers
- SD-WAN
- ACI
- Aruba SDWAN
- Aruba Central
- Cisco FTD
- Palo Alto
- Network Troubleshooting
- IP Addressing
- Data Center Networking
- Wireless Networking
- Network design
- Routing Protocols
- Network Security
Resumehighlights
- Engineering Degree in Electronics & Communication
- CCNA(R&S), CCNA-Wireless, CCNP-Wireless Pursuing
- NSX, ACI, ACI-Multisite, ACI-Advance, F5, NetScaler ADC training by OEM.
- CCNP, CCIP Certified, CCIE Training Completed.
- NetScaler ADC & Silver Peak SDWAN -Certified
- Skills- Routing & Switching (Nexus), Wireless, WAN optimizations, Load balancers, SD-WAN and ACI. Aruba SDWAN, Aruba Central, Cisco FTD & Palo Alto
- AWS certified solutions architect associate training completed
Certification
- Cisco Certified Network Professional (CCNP) - Cisco Systems.
- Cisco Certified Network Associate (CCNA) - Cisco Systems.
- Cisco Certified Network Associate (CCNA) -Wireless- Cisco Systems.
- Cisco Certified Internet Professional (CCIP)- Cisco Systems.
- Cisco Certified Specialist - Data Center ACI Implementation certificate
Timeline
Network Architect
Vitesse Group Inc
08.2024 - Current
Networking engineering Sr Specialist Advisor
NTT DATA
11.2022 - 07.2024
Infra Architect
Cognizant Technology Solution
07.2016 - 11.2022
L3 (Consultant)
HCL Technology Ltd.
12.2013 - 07.2016
Technical Designer
Tech Mahindra Ltd
12.2011 - 12.2013
Sr. Network Engineer
HCL Infinite Ltd.
02.2011 - 12.2011
Network Admin (NOC Operation)
3i-Infotech Ltd.
07.2008 - 02.2011
Lead Data
Bharti Airtel Ltd.
01.2008 - 07.2008
Network Engineer
HCL Info Systems Ltd.
04.2007 - 01.2008
Network Engineer
Plus Inc. Ltd.
07.2005 - 03.2007
Engineering Degree - Electronics & Communication
Uttar Pradesh Technical University
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