Name: Hari Reddy k

Phone: 631-***-****

Email: adxb36@r.postjobfree.com

Professional Summary:

* **** ***** ** ********** in Designing and Implementation providing network support, installation, and analysis for a broad range of LAN / WAN/MAN/SD-WAN communication systems.

Involved in troubleshooting of DNS, DHCP and other IP conflict problems.

Experience in working with Cisco Nexus Switches and Virtual Port Channel configuration.

Proficient in Cisco IOS for configuration & troubleshooting of routing protocols: MP-BGP, OSPF, LDP, EIGRP, RIP, BGP v4, MPLS.

Responsible for Check Point and Cisco ASA firewall administration across global networks.

Strong knowledge of TACACS+, RADIUS implementation in Access Control Network.

Experience in Designing and assisting in deploying enterprise-wide Network Security and High Availability Solutions for ASA.

Experience with migrating from IOS to IOS-XR on ASR 9K

Performed OSPF, BGP, DHCP Profile, HSRP, IPV6, Bundle Ethernet implementation on ASR 9K redundant pair.

Worked on Cisco GSR 12416,21418(with PRP and RPR processors).

Experience in layer-3 Routing and layer-2 Switching.

Working Experience in B2B connection, VPN, IPsec VPN connection.

Experience on SSL Certificates, Radius, AAA, CA .

Experience with Check Point, Cisco ASA, or Palo Alto firewall.

Having good experience in troubleshooting various WAN technologies like Frame-Relay, MPLS.

Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP, Ether channel, STP, RSTP and MST. Implementation of HSRP, VRRP for Default Gateway Redundancy.

Basic knowledge in Arista devices like router and Switches.

Develop and maintain levels of expertise in VMWare products, programs and policies in order to support and enable the Sales organization, and customers.

VMware Virtual Distributed Switch and VMware Update Manager experience.

Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP Ether channel, STP, RSTP and MST.

Protocols Awareness: OSPF, EIGRP, RIP, BGP, HSRP, ACL, VTP, NAT/PAT, CDP, SSH, HTTP, HTTPS, NTP, SNMP, ARP, STP (802.1D), SNMP, DNS & DHCP, QIP.

Experience in testing cisco routers and switches in laboratory and deploy them on site production.

In-depth knowledge and hands-on experience in Tier II ISP Routing Policies, Network Architecture, IP Subnetting, VLSM, TCP/IP, NAT, DHCP, DNS, FT1 / T1 / FT3 / T3 SONET POS OCX / GigE circuits, Firewalls.

Deep technical troubleshooting on SD WAN Edge connects device Viptela V2000, V1000 and V100.

Active Member of the Global SD-WAN deployment team “Delivery”.

Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500/PIX security appliance, Failover DMZ zoning & configuring VLANs/routing/NATing with the firewalls as per the design.

Worked on Extensively on Cisco Firewall & ASA 5500(5510/5540) Series.

Working knowledge with monitoring tools like Solar Winds & network packet capture tools like Wire-shark and Networker and MIRA.

Adept in preparing Technical Documentation and presentations using Microsoft VISIO/Office

Excellent customer management/resolution, problem solving, debugging skills and capable of quickly learning, effectively analyzes results and implement and delivering solutions as an individual and as part of a team.

Working Experience in Service now ticketing tool.

Performing network monitoring, providing analysis using various tools like Wireshark, SolarWinds and Networker, Mira, Service Now, Port configuration tool. Vlan configuration tool, I server.

CERTIFICATION and TRAINING:

Cisco Certified Network Associate CCNA

Cisco ID: CSCO11956267 [Routing & Switching].

Core Competencies

Network Configuration: Advanced switch/router configuration (Cisco IOS access list, Route redistribution/propagation).

Cisco Routers: Cisco GSR 12416, 12418, Cisco 7200vxr, Cisco 3640, Cisco 3600

Redundancy and management: HSRP, RPR, NSF/NSR

Physical interfaces: Fast Ethernet, Gigabit Ethernet, Serial, HSSI, Sonet (POS)

Layer 2 technology: VLAN, VTP, VMPS, ISL, dot1q, DTP, Spanning-tree, PVST

Layer 3 Switching: CEF, MLS, Ether Channel

QOS: CBWFQ, LLQ, WRED, Policing/Shaping.

Switches: Catalyst 6500, MSFC, MSFC2, 7600, 3700, 3500

Routing Protocols: IGRP, EIGRP, OSPF, BGPv4, MP-BGP,SDWAN

WAN Protocols: HDLC, PPP, MLPPP

Circuit switched WAN: T1/E1 – T3/E3/OCX (Channelized, Fractional & full).

Packet Switched WAN: ATM, FRAME RELAY, MPLS VPNs

Security Technologies: Cisco FWSM/PIX/ASDM, Juniper SRX, Service Now tool, F5 Load Balancers, Wireshark, SSL Certificates.

Operating Systems: Microsoft XP/Vista/7, UNIX, Linux (Redhat,OpenSuse, Fedora), Windows Servers 2003/2008, Windows MS-Office.

PROFESSIONAL EXPERIENCE:

Client: Atos Syntel, MI Mar 2022 – Present

Role: Sr Network Engineer

Responsibilities:

Installing High end data center Arista switches in Spine and Leaf architecture in New jersey and IAD data centers

Configuring Palo alto firewalls in new data centers

Migrating data center services from existing to new data centers with less impact.

Implemented DHCP, DNS, IPAM configuration on the servers to allocate, resolute the ip addresses from Subnet.

Worked on Load Balancer F5 LTM, GTM series like 6400, 6800, 8800 for the corporate applications and their availability.

Configuring Juniper Routers, Switches and SRX Firewalls in remote locations.

Working with Network Design and implementation projects Across North America and South America.

Configure Corporate Wireless and Lab Devices which includes Bandwidth Upgrade, Adding New Devices, Decom the Devices, Testing (Pilot ) .

Configured CIDR IP RIP, PPP, BGP, MPLS and OSPF routing.

Involved in setting tier 3 architecture.

VMware Virtual Distributed Switch and VMware Update Manager experience.

Setting up Spine and Leaf topology in the new data center.

Designed and deployed Cisco’s SD-WAN “Viptela” for various clients: smallest deployment consisted of 20 sites while the largest was 400+ sites.

Provided SD-WAN HLD / LLD to ATOS clients, presented the solution to various clients and ensured a smooth sign off took place.

Involved in working with BGP, IS-IS Protocols.

Implements and manages SSL certificates authorities, and certificate.

Involved in smooth client transition from one DC to another.

Designed and deployed Cisco’s SD-WAN “Viptela” for various clients: smallest deployment consisted of 20 sites while the largest was 400+ sites.

Involved in working with load Balancers.

Replacing CISCO nexus switches with Arista.

Replaced Juniper SRX firewalls with Palo Alto firewalls.

Integrating remote, data center and prime Palo alto firewalls with Panorama.

Setting up DEV/PROD/PRE-PRoD/UAT environments based up on internal and client requirements.

Designed high- and low-level network topologies.

Deploying wireless technologies at remote office locations

Environment: Palo Alto, Cisco ACS, Juniper, Cisco ASA Firewalls, TCP/IP, F5.

Client : RHT, NC Jan 2021 – Feb 2022

Role: Network Engineer

Responsibilities:

•Designing, Implementing and Troubleshooting Cisco 3750, 3550, 3560, 4500,2924, 6513,6504,6506,6509,6500 series switches, GSR, ASR routers with Cisco IOS and IOS-XR and NX.

•Installing, configuring, and maintaining Cisco Switches (2900, 3500, 3700 series, 6500 series).

•Worked in Large environments where we have more than 5000 plus network devices in Office Depot.

•Installing, configuring, and troubleshooting of Cisco Routers (3800, 3600, 2800, 2600, 1800, 1700, 800).

•Developed the passive cabling design and installation for the passive storage area network infrastructure.

•Maintenance and configuration of Cisco ASR1000 series and 7200VXR routers at data center and deployment of and 3900, 3800, 2951 2821 for branch connectivity.

•Experience with converting WAN routing from EIGRP/OSPF to BGP (OSPF is used for local routing only) which also involved converting from Point-to-point circuits to MPLS circuits.

•Basic knowledge in Arista routers and switches.

•Configured and maintained IPSEC and SSL VPNs on Meraki Security appliance.

•Advanced knowledge of OSI model, TCP/IP, Internet technologies, system security, firewall infrastructure, network architecture and Cisco routing / switching (Layer 2 and 3) experience, including LAN and WAN, design and implementation which include Layer 1 to Layer 7 experience.

•Configure Multi-Protocol Label Switching (MPLS) on Cisco IOS XR Software.

•Configuring VLAN, Spanning tree, VSTP, SNMP on EX series switches.

•Support Data center Migration Project involving re-locations.

•Designing, Implementing, Troubleshooting, Cisco Routers-(2800,2900,3900,3800,7600) using Static, RIP, IGRP, OSPF, EIGRP.

•Converting CatOS to Cisco IOS Config Conversion on distribution layer switches.

•Configured IP, EIGRP and OSPF in routers. Configured and installed multi-protocol (IP, IPX) multi-interface Cisco routers.

•Organized and remotely supported all hardware installation, repair, and maintenance activity performed at the various domestic and international office locations and Data center.

•Experience working with design and deployment of MPLS Layer 3 VPN cloud, involving VRF, Route Distinguisher (RD), Route Target (RT), Label Distribution Protocol (LDP) & MP-BGP.

•Key contributions include troubleshooting of complex LAN/WAN infrastructure that include routing protocols EIGRP, OSPF & BGP.

•Configuring and testing Multicast for both IPv4 and IPv6 routing in Data Environment

•Configuring Cisco Catalyst 2960, 3750, 4500, 6500 and Nexus 3000, 5000, 6000, 7000 series switches and Cisco 2600, 2800, 3600 series routers & Cisco Firewalls.

•Experience with converting WAN routing from EIGRP/OSPF to BGP (OSPF is used for local routing only) which also involved converting from Point-to-point circuits to MPLS circuits.

•Used to be responsible for resolving the service request tickets from the help desk which involved in providing entire technical support.

•Responsible for day-to-day management of Cisco Devices, Traffic management and monitoring.

•Configured backup and recovery of Cisco IOS Images. Perform password recovery on Cisco IOS routers/switches.

•Implemented with Cisco Layer 3 switches 3750, 4500, 6500 in multi VLAN environment with the use of inter-VLAN routing, HSRP, ISL trunk, ether channel.

•Negotiate VPN tunnels using IPsec encryption standards and also configured and implemented site-to-site VPN, Remote VPN.

•Deploying and decommission of VLANs on core ASR 9K, Nexus 7K, 5K and its downstream devices.

•Good understanding of TCP/IP, Malware detection, and incident response, incident handling and monitoring.

•Working Experience in Service now ticketing tool.

•Working experience with Networker tool, QIP, Vlan configuration tool, Port configuration tool.

•Performs bandwidth and device upgrades on IOS-XR, IOS-XE, NX-OS, and IOS.

•Performed Network analysis with packet capturing tools Sniffers, Wire-shark.

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Environment: Cisco 2948/ 3560/ 4500/ 3560/ 3750/ 3550/ 3500/ 2960/ 6500 Switches and Cisco 3640/ 1200/ 7200/ 3845/ 3600/ 2800 routers, DNS, DHCP, LAN, WAN, TCP/IP, OSPF, BGP, EIGRP.

Client : Edward Jones, GA June 2018 – Dec 2020

Role: Network Engineer

Responsibilities:

•Configured various Routing protocols such as RIP, OSPF, EIGRP, static routing.

•Coordinated efforts with Engineer’s to ensure all network devices conformed to defined network standards.

•Configure, troubleshoot Spanning-Tree, EIGRP, OSPF, BGP, PAT/NAT, ACLs, HSRP and IPSEC/GRE tunneling.

•Configuration and extension of VLAN from one network segment to other segment between different vendor switches (Cisco, Juniper) -

•Apply firewall configurations on Juniper ISG 2000 firewalls.

•Configured CIDR IP RIP, PPP, BGP and OSPF routing.

•Administration and diagnostics of LAN and WAN with in-depth knowledge of TCP/IP, NAT, PPP, ISDN and associates network protocols and services.

•Experience with Checkpoint Firewall policy provisioning.

•Configuring and troubleshooting with Cisco ASA (5550/5520), Juniper SRX(3600/650).

•Configuration of STP and Port Security on Catalyst 2900, 4900, 6500, 6509 and 7509 switches.

•Configuring VLAN Spanning-Tree in conjunction with PVST+ for compatibility between Cisco and Juniper switches.

•Implemented Zone-Based Firewalling and Security Rules on the Palo Alto Firewall.

•Configuration & troubleshooting of routing protocols: BGP, OSPF, LDP, EIGRP, RIP, BGP v4.

•Used various scanning and sniffing tools like Wire Shark.

•Configuring and implementing Checkpoint VSX firewalls.

•Implementing, supporting and maintaining network services.

•Built and support VRRP / Cluster based HA of Checkpoint firewalls.

•Troubleshooting of DNS, DHCP and other IP conflict problems.

•Troubleshooting L2/L3 environments.

•Troubleshooting the issues with the MPLS VPN connectivity and also Configured Virtual Routing Forwarding (VRF) on Cisco routers.

•Optimized performance of the WAN network consisting of Cisco 3550/4500/6500 switches by configuring VLANs.

•Troubleshooting of Cisco 2800, 2900, 3700, 3900, 7200, 7600 routers.

•Creating PVLANs and preventing VLAN hopping attacks and mitigating spoofing with snooping and IP source guard.

•Key contributions include troubleshooting of complex LAN/WAN infrastructure.

•Enabled STP enhancements to speed up the network convergence that includes BPDU Guard, Port-fast, Uplink-fast on various layer 2 and layer 3 switches.

•Monitor, troubleshoot, test and resolve Frame Relay, ATM, and PPP.

•Maintaining Core Switches, creating VLANs and configuring VTP

•Cisco IOS to a TFTP server and upgrading and restoring a Cisco IOS from TFTP server.

•Performing network monitoring, providing analysis using various tools like Wireshark, SolarWinds and Cisco Works, Tcpdump.

Environment: Palo Alto, F5 Load Balancers, Cisco ACS, Cisco ASA Firewalls, Juniper.

Client : Epsilon, India Aug 2014 – Jun 2017

Role: Network Engineer

Responsibilities:

•Configured RIP and EIGRP on 2600, 2900 and 3600 series Cisco routers.

•Implemented VTP and trunking protocols 802.1q and ISL on 3560, 3750 and 4500 series Cisco Catalyst switches.

•Performed on-call support for installation and troubleshooting of the configuration issues.

•Worked on installation, maintenance, and troubleshooting of LAN/WAN ISDN, Frame relay, NAT/PAT, DHCP, TCP/IP, Radius

•Configured Access List Standard, Extended, and Named to allow users all over the company to access different applications and blocking others.

•Configured STP for loop prevention and VTP for Inter-VLAN Routing

•Performed maintenance and troubleshooting of connectivity problems using PING, and Trace route.

•Provided Network and Security Architecture and Operations support services for Windows 2008 based web, application, and database servers.

•Provided Technical support for improvement, upgradation, and expansion of the existing network architecture.

•Done troubleshooting of TCP/IP problems and connectivity issues in multi-protocol Ethernet environment

•Developed test scripts using Python and assorted proprietary software tools.

•Worked on FCOE protocol to encapsulate the Fiber Channel frames over Ethernet networks.

•Configuring and troubleshooting multi-customer ISP network environment

•Involved in network monitoring, alarm notification and acknowledgement.

•Install and/or Migrate Checkpoint Security Hardware systems while upgrading to the latest Checkpoint Security Software version.

•Utilized Solar wind tools to proactively troubleshoot Client issues

•Managing and maintaining Solaris. Troubleshoot and resolve technical uses issues.

•Implementing new/changing existing data networks for various projects as per the requirement

•Troubleshooting complex networks layer 1, 2 frame relay, ATM, Point to Point, ISDN to layer 3 routing with MPLS, BGP, EIGRP, OSPF and RIP protocols technical issues.

Environment: RIP, EIGRP, TCP/IP, FCOE, MPLS, BGP, ACL, VTP, VLAN, Checkpoint

EDUCATION:

Master’s -Information System & Technology -2019, Wilmington University, Delaware

Bachelors - Computer Science & Engineering -2014, JNTUH, INDIA

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