Lovjyot

Sr Network Engineer

908-***-****

adf6dd@r.postjobfree.com

SUMMARY

* ***** ********** ***********, ************** and troubleshooting infrastructure with Cisco/Juniper platform Routing, Switching and Security.

Experience working on Cisco Catalyst Series 3750, 3500, 4500, 4900, 6500, 2950, Nexus 2K, 5K, 6K and 7K series switches.

Dealt with Cisco router models (7600, 7200, 3800, 3600, 2800, 2600, 2500, and 1800) series.

Experience working with Cisco Nexus 2148 Fabric Extender and Nexus 5000 series to provide a flexible Access Solution for Data Center access architecture.

Expertise in installing, configuring and troubleshooting Juniper Routers (M and T-series).

Worked on ASR 901, 920, 903 and 9000 series Cisco routers.

Expertise with Juniper M 120 Multi service edge router and MX 10 and MX 40 series routers inside datacenter.

Experience working on Palo Alto Firewall.

Experience with F5 load balancers (6400, 6800, and 8800) and Cisco load balancers (CSM, ACE and GSS), also migrating configurations from Cisco ACE to F5 and general troubleshooting of the F5 load balancers.

Provided Load Balancing towards Access layer from Core layer using F5 network Load balancers.

Extensive knowledge and experience with F5 BIG-IP GTM Wide IP configuration.

Setup global name resolution using GTM(Global Traffic Manager) to hand back a cluster of different IP addresses based on geographical location.

Also worked with the physical server migration to AWS data center.

Involved in designing and implementation of AWS network and connectivity b/w physical and AWS DC.

Worked with Python 2 & 3 version.

Worked on all aspects of CDN Engineering, design, build, deploy, support and train peers.

Major role in Ansible Automation for CDN framework.

Experienced working with security issues related to Cisco ASR 9K, Checkpoint and Juniper NetScreen firewalls.

Experience in risk analysis, security policy, rules creation and modification of Checkpoint, Cisco ASA, Palo Alto Firewall networks.

Experience in configuring, deploying and deployment of Cisco Security Manager (CSM) for management of ASA […] Firewall series.

Plan for 10G fiber links and Install and configure Cisco ASR 901, Cisco ASR 920 Routers for 1G fiber links connectivity.

Implementing security policies using Cryptography, ACL, SDM, PIX Firewall, IPsec, VPN, and AAA Security on different series of routers.

Excellent problem solving and debugging skills with good verbal/written communication and presentation skills.

Technical skills

Cisco routers : Cisco 7200, 2800, 2600, 3800, 3600(ISO -Version 12.0, 12.2)

Cisco Switches : Cisco Catalyst 6509, 6513, 3500, 5500, 5000, 2900(IOS- Version 12.4)

Cisco nexus data center switches: 7000, 5000 (NX- OS version 5.1, 5.2)

Load Balancer : Cisco CSS, F5 Networks (Big-IP)

WAN Optimization : Cisco WAAS, PPP Multilink

Routing : OSPF, EIGRP, BGP, RIP-2, PBR, Route Filtering, Redistribution, Summarization, Static Routing

Switching : VLAN, VTP, STP, PVST+, RPVST+, Inter VLAN routing & Multi-Layer Switching, Multicast Operations, Layer 3 Switches, Ether channels, Transparent Bridging

Juniper : EX-2200, EX-4200, EX-4500, MX-480, M Series, SRX210, SRX240

Firewalls : Checkpoint, Cisco ASA, Cisco PIX, Juniper SRX

CERTIFICATIONS

Cisco Certified Network Professional (CCNP)

Cisco Certified Network Associate (CCNA)

PROFESSIONAL EXPERIENCE

Sears Holding LLC, Chicago, IL Nov 2019 – Present

Sr Network Engineer

Responsibilities:

Experience with design and implementation of Data center migration.

Working for major clients and provide on-site as well as remote support for technical assistance with crucial Linux/Windows Server blades.

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

Successfully deployed DIA, P2P Links, Private MAN Connections, PPP, HDLC,MPLS, Frame Relay (HUB and SPOKE), and ISDN on Cisco Routers over T1 and T3 circuits, F5 LTM’s & GTM’s.WAN Acceleration.

Experience with configuring Virtual Server and Configuring Load balancing methods in F5 LTM.

Design, implement and support enterprise virtual environments- VMs.

Deploy all CDN platform components on the Cox production network, Dev and Lab environments.

Install, configure and upgrade the software patches for the entire CDN delivery process.

Create MOP’s for staff to support the CDN environment.

Ansible Automation for CDN framework.

Worked on all aspects of CDN engineering with the peers.

Used Raritan and KVM for remote access. Worked on Smart Array, Cache Module, battery and disk drive issues.

Assisted in MPLS migrations, implemented a backup for the existing WAN connection using site-to-site IP sec VPN tunnels.

Worked on the Cisco ASR 9010 and Cisco ASR 9912 Routers at CORE level.

Experience with converting Cisco 6500 to Cisco Nexus in the data center environment.

Installing, configuring Cisco Routers 3640, 2000, 7200, 3845, 3600, 2800 and configured routing protocol OSPF, EIGRP, BGP with Access Control lists implemented as per Network Design.

Migrating the policy from Cisco ASA firewall into Palo Alto.

Experience with deployment of Palo Alto firewalls for different NAT, video conferencing traffic.

Worked with team on Migration of ESB applications from on-prem to AWS cloud.

Sutter Healthcare, Sacramento, CA Aug 2018 – Oct 2019

Sr Network Engineer

Responsibilities:

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

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

Configuring routing protocols OSPF, EIGRP, RIP, MPBGP, LDP and BGPV4.

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

Acted as first point of contact for all major F5 LTM/GTM related issues for local as well as overseas support sites.

Provide reporting metrics, tracking and trending CDN performance to assist with level troubleshooting.

Developed reports on CDN events and post mortems on outages.

SPLUNK Monitoring CDN overall Performance.

Live CDN Streaming, VOD back office solution, CDN Networks, Scalable Caching and Storage.

Deploy configuration changes to Akamai and Comcast.

Installing and configuring new Cisco equipment including Cisco 3750/3550/3500/2960, Cisco catalyst switches 6500, Nexus 7010, Nexus 5548 and Nexus 2k as per the requirement of the company.

Experience working with Cisco Nexus 2148 Fabric Extender and Nexus 5000 series to provide a Flexible Access Solution for datacenter access architecture.

Configuring and troubleshooting Cisco routers asr-1000, 2901, 7000, 9000 l3 protocol EIGRP, BGP, OSPF, RIP and Static route & switches cat 4948, 2960- L3 vlans and L2 vlans. Also worked with the physical server migration to AWS data center.

Involved in designing and implementation of AWS network and connectivity b/w physical and AWS DC.

Worked with the Python 2 & 3 version.

Assisted in designing and programming of object-oriented databases with Python and other languages.

Worked with Automation script with Python module like Chef & Ansible.

Managed relational database applications with UI designing services and Python languages.

Developed a python script, which will parse all trace files and calculate throughput, latency and drop rate.

Developed and implemented a web crawler program in Python that gathers data from social networking site.

Configuring RIP, OSPF and Static routing on Juniper M 120 series router and MX 10, MX 40 series Routers.

Configuring & managing Security Devices that includes Juniper (NetScreen) Firewalls, F5 BigIP Load. balancers, Blue Coat Proxies and Plug Proxies.

Configured ACLs in Cisco 5500 ASA firewall for Internet Access requests for servers, Protocol Handling, Object Grouping and NAT control using Object NAT.

Responsible for Cisco ASA firewall administration across our global networks.

Designed, configured, implemented site-site VPN on cisco ASA 5500 firewall.

Implement the firewall rules using NetScreen manager (NSM).

Experience with F5 load balancers to provide Land Balancing towards Access layer from core layer and configuring F5 LTM both by GUI and TMSH/CLI and Cisco load balancers (CSM, ACE and GSS).

Other responsibilities included documentation and supporting other teams.

Charter Communications, Denver, CO Apr 2017 – Aug 2018

Network Engineer

Responsibilities:

Configuring Static, IGRP, EIGRP, BGP and OSPF routing protocols on Cisco 1600,2600,2800, 3600, 7300 series routers.

Installed and Powered F5, Palo-Alto Firewall.

Migrated with a team from a predominantly Checkpoint environment to a Palo Alto global solution.

Configuration, Troubleshooting and Maintenance of Palo Alto Firewalls - PA200, PA2000 series, PA3000 series, PA4000 series and PA5000 series.

Design and configuring of OSPF, BGP on Juniper Routers (MX960, MX480) and SRX Firewalls (SRX240, SRX550).

Expertise in installing, configuring and troubleshooting Juniper EX Switches (EX2200, EX2500, EX3200, EX4200, EX4500, EX8200 series).

Experience with devices Palo Alto Network firewalls such as security NAT, Threat prevention & URL filtering. PANDB migration and code upgrades for Palo Alto Firewall.

Set up and troubleshoot secured wireless access points (WAP) and wireless LAN controller (WLC) across the Corporate Network.

Analyzed and tested network protocols (Ethernet, TCP/IP) using Wireshark tool.

Configured various LAN switches such as CISCO CAT 2900,3550,4500,6509 switches and Access layer switches such as CISCO 4510, 4948, 4507 switches for VLAN, Fast Ether Channel configuration.

Configuring VLANs/routing/Nat with the firewalls as per the network design.

Configured EBGP load balancing and ensured stability of BGP peering interfaces.

Experience with converting 6500 to Cisco Nexus in the data Center environment.

Configuring RIP, OSPF and Static routing on Juniper M and MX series Routers.

Live CDN Streaming, VOD back office solution, CDN Networks, Scalable Caching and Storage.

Experience configuring Virtual Device Context in Nexus 7010.

Performing troubleshooting on slow network connectivity issues, routing issues that involves OSPF, BGP and identifying the root cause of the issues.

Planned for the implementation of a new architecture at legacy Web Hosting Data Centers.

Swisslog, Newport News, VA Oct 2015 – Mar 2017

Sr. Network Engineer

Responsibilities:

Installation and management of overall administration of LAN, WAN, systems involving design of network layouts, configuration and maintenance, Commissioning Routers & Switches, firewalls, IPS and ensuring maximum uptime during site deployment to VoIP.

Packet capturing/ Packet sniffers, troubleshooting on network problems with Wireshark, identifying and fixing problems.

Adding and removing checkpoint firewall policies based on the requirements of various project requirements.

Remediation of firewall rules from checkpoint firewalls to Cisco ASA firewalls and their implementation.

Performing network monitoring, providing analysis using various tools like Wireshark and Solarwinds.

Experience with convert Checkpoint VPN rules over to the Cisco ASA solution. Migration with both Checkpoint and Cisco ASA VPN experience.

Responsible for Cisco ASA firewall administration across our global networks.

Responsible for service request tickets generated by the helpdesk in all phases such as troubleshooting, maintenance, upgrades, patches and fixes with all around technical support.

Supporting EIGRP and BGP based PwC network by resolving level 2 &3 problems of internal teams & external customers of all locations.

Upgrade Cisco Routers, Switches and Firewall (PIX) IOS using TFTP.

Ensure Network, system and data availability and integrity through preventive maintenance and upgrade.

Involved in L2/L3 Switching Technology Administration including creating and managing VLANs, Port security, Trunking, STP, Inter-VLAN routing, LAN security.

Identify, design and implement flexible, responsive, and secure technology services.

Modified internal infrastructure by adding switches to support server farms and added servers to existing.

Validate existing infrastructure and recommend new network designs.

Citigroup, NYC NY Jan 2014 – Sep 2015

Network Engineer

Responsibilities:

Configured EIGRP for Lab Environment.

Implemented ISL and 802.1Q for communicating through VTP.

Working with Client teams to find out requirements for their Network Requirements.

Designing solutions for frozen requirements using Cisco Routers and Switches.

Deploying the network infrastructure to meet the requirements.

Created VLAN and Inter-Vlan routing with Multilayer Switching.

Monitor performance of network and servers to identify potential problems and bottleneck.

Performed administrative support for RIP, OSPF routing protocol.

Maintained redundancy on Cisco 2600, 2800 and 3600 router with HSRP.

Real time monitoring and network management using Cisco Works LMS.

Provided technical support on hardware and software related issues to remote production sites.

Responsible for LAN and internet connection file and print server.

Maintained and installed new internet connections for customers.

Handled installation of Windows NT Server and Windows NT Workstations.

Handled Tech Support as it relates to LAN & WAN systems.

Accenture, India Jun 2011 – Nov 2013

Network Engineer

Responsibilities:

Assisting Network Architect for designing the Secure Local Area Network.

Supervising the installation of Conduits, Ethernet Cables, Optical Fiber, Patch Panels, IP Cameras, Network Video Recorder Servers, Switches, Media Converters, Client Workstations, etc.

Commissioning, Configuring and Testing NVR Servers, IP Cameras, Switches, Media Converters and Client Workstations.

Familiar with tools like Remote Desktop Protocol, Telnet, SSH for remote Network and Server Administration.

Configuring systems as per client requirements from time to time.

Maintaining project documentation from Drawings to Maintenance manuals.

Designing Local Area Network for IP CCTV, Access Control and their Servers.

Preparing Network Drawings for the Installation team and also supervising.

Attending project meetings with clients and consultants to discuss project progress and making sure everything in going on as planned.

Mediating between end Clients and Project Manager.

Commissioning and Testing Access Control Readers, CEM Systems AC2000 Access Control Servers, D-Link Switches and Dell Workstations.

Administration of Access Control System by enrolling new users, granting or revoking access permissions to highly secure premises day to day.

Interfacing IP CCTV, Access Control System with Fire Alarm Systems and Fire Suppression Systems for Fast Evacuation and Compliance.

Quarterly Testing of the systems and assisted in conducting Fire Drills.

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