SUMMARY

• CCNA CCNP CERTIFIED professional with Around 6 plus years of experience in network design, implementation, and support. Routing, switching, firewall technologies, system design, implementation and troubleshooting of complex network systems.
• Provided services in many industries such as Consulting, Telecommunications and IT Infrastructure. Specializing in LAN, WAN, WLAN, and Data Center networks
• Extensive knowledge with VLAN’s, Trunking, RSTP, SNMP, Ether Channels, HSRP, Port Security, ACL’s, QoS, Traffic Policing, Shaping, EIGRP, OSPF, NAT, PAT, Inspections, VPN’s, DHCP, Wireshark etc.
• Expertise in configuring and troubleshooting of Palo Alto, Juniper NetScreen& SRX Firewalls and their implementation, Experience in site - to-site and remote access VPN solutions.
• Experience working with Nexus 7K, 5K and 2K.
• Experience on Intrusion Detection & Prevention (IDS/IPS), Data Leakage Prevention (DLP), Security Information and Event Management (SIEM).
• Has expertise to work in Cisco/Checkpoint/Juniper/F5/Riverbed Products.
• Experienced in creating multiple policies and pushing them in toCheckpointFirewall (Gateways) and hands on experience in managing theCheckpointManagement Server.
• Experienced in maintaining huge datacenters with Heterogeneous environment.
• Worked on network topologies and configurations, TCP/IP, UDP, Frame Relay, ATM, bridges, routers, hubs and switches.
• Hands on Knowledge/experience on F5 load balancers, its methods, implementation and troubleshooting on LTMs and GTMs.
• Worked extensively on Palo Alto, Juniper Net screen and SRX Firewalls.
• Well experienced in configuring HSRP, ICMP, PPP, PAP, OSPF, CHAP and SNMP.
• Experience in installing and configuring DNS, DHCP server
• Expertise in installing, configuring and troubleshooting Juniper Routers ( J, M and MX-series)
• Configuration of Cisco wireless technology including Wireless LAN Control (WLC).
• In-depth knowledge and hands-on experience in ISP Routing Policies, Network Architecture, IP Sub netting, VLSM, TCP/IP, NAT, DHCP, DNS, FT1 / T1 / FT3 / T3 SONET POS OCX / GigE circuits, Firewalls.
• Cisco Identity Services Engine (ISE) to simplify identity management across diverse devices and applications.
• Designing experience with MS Visio, Whiteboard, AutoCAD etc.
• Experience onAWSservices, VPC creation, Security rule configuration, DR,AWSDWH platforms.
• Experience with RTSP & Multicasting protocols
• Extensive experience dealing with Vendors for MPLS/DSL installations.
• Worked with Red Hat Enterprise Linux with virtual servers using VMware
• Troubleshooting complex datacenter environment, resolved many critical Severity 1 incidents.
• Have hands on experience with trouble shooting and configure terminal servers.
• Monitoring Network infrastructure using SNMP tools, Opnet, NetSight and Solar-winds.
• Troubleshooting and repair of local area network outages using Telnet, SSH, Sniffer, Ping, Trace Route and CLI.
• Have been proactive in identifying areas of breakdowns/Blockers and taking steps to rectify the equipment’s issues through application of troubleshooting tools.
• Configured dynamic ACL and streamlined access with ACS.
• Maintained Cisco catalyst switches and configured VLAN's for readdressing entire enterprise network.
• Created and tested Cisco router and switching operations using OSPF routing protocol, ASA Firewalls, and MPLS switching for stable VPNs.
• Ability to implementCloudSolutions onAWSutilizing EC2, S3, IAM, ECS, RDS.
• Developed continuous integration pipeline using Jenkins and developed various python scripts for deploying the applications on theAWScloudand on-premises VMware Infrastructure.
• Conversions to BGP WAN routing. Which will be to convert WAN routing from OSPF to BGP (OSPF is used for local routing only) which involves new wan links.
• Highly motivated with the ability to work independently or as an integral part of a team and committed to highest levels of professionalism.

TECHNICAL SKILLS

LAN Technologies: Ethernet, Fast Ethernet, Gigabit Ethernet, & 10 Gigabit Ethernet, Port- channel, VLANS, VTP, STP, RSTP, 802.1Q

WAN Technologies: Frame Relay, ATM, ISDN, PPP, HDLC, MPLS, leased lines & exposure to PPP, DS1, DS3, OC3, T1 / T3 & SONET, Riverbed Steelhead

Firewalls: Firewalls/VPNs ASA, PIX, Cisco VPN 3000 Series Concentrator

OS products/Services: DNS, DHCP, Windows (2000/2003, XP), UNIX, LINUX, Microsoft SQL Server 2000 and 2005, VMware, C/C++.

Protocols/Services: Routing Protocols (RIP v1 & v2, IGRP, OSPF, EIGRP, BGP), QoS, HSRP, VRRP, TCP/IP, load balancer, Proxy servers, IPSec, MPLS, PPP, VoIP, SIP

Network Management Tools: Wireshark, Netflow Analyzer, HP OpenView, Cisco Works, Ethereal, OPNET, Solarwinds, Cisco ISE, NetSight

Security Server Protocols: TACACS+, RADIUS

PROFESSIONAL EXPERIENCE

Confidential, Seattle, WA

Network Engineer III

Responsibilities:

• As a Network Engineer, my primary task in this role is to deploy or scale world’s most complex and large size data centers that support the Confidential Web Services (AWS) cloud networks.
• Primary duties include ensuring high network availability, carrying out planned maintenance for network devices and troubleshooting network issues while focusing on operational excellence, constructively identifying problems and proposing solutions.
• Designing, implementing, deploying and operating networks and network management system components that solve complex problems is a major part of the job responsibility as a Network Engineer.
• Deploying new network features and configuring multiple vendor plat forms, working with various networking protocols for intra and inter-data center communication and driving innovative automation projects to minimize manual interaction with network devices remain a key part of the role.
• Create or modify the configuration templates and YAML files using Jinja templating language, code review submissions and pushing the configurations into the centralized repository for updating the device deployment configurations for the new and existing devices.
• I am responsible to deploy numerous access and aggregate level networking devices which supports the AWS customer server racks.
• I am also responsible for connecting and deploying multi-vendor networking devices from core to distribution, distribution to aggregate and aggregate to access layer networking devices.
• Proposed and implemented live site data center traffic migrations successfully without causing any impact.
• Troubleshoot reachability and routing issues related to OSPF and BGP.
• Troubleshoot hardware related issues and worked with DCO for resolution.
• Deployed new switches and worked on decommission of the old switches.
• Worked on configuring and turning up new links to increase the inter datacenter capacity.
• Responsible for turning up links and routing during as a part of deployment process.
• Working closely with Data center team to resolve the link issues, device issues, environmental issues and SD card issues.
• Procuring, Reserving and Assigning new IP addresses from the provided IP space containers to the deploy new devices.
• Responsible for reviewing requests from data center capacity planning team and finalizing the Build of materials that are supposed to be ordered to build new data center or scale the existing data center to support the upcoming customer requirement.
• Current responsibilities include estimating the upcoming capacity requests and port requirement for late binding server racks. Plan and deploy ports to serve the upcoming capacity in time.
• Documented workflow process, managing and implementing standard policy and procedures.
• Created bash scripts to help debug the issues and editing large size files.
• Monitored Network infrastructure using Solar-winds, SNMP tools, Opnet.
• Monitor and manage communications during large-scale events utilizing an established Event Management process.
• Working in a Linux/Unix environment, updated yaml files, created change management requests according to project requirements.

Confidential, Columbia, MO

Sr. Network Engineer

Responsibilities:

• Working on Cisco Routers, Active /Passive Hubs, Switches, Concentrators TCP/IP, NAT and Checkpoint ESX/GSX firewall
• Configuring ofcheckpointsecurity gateway & management server and working oncheckpointfirewalls clusters of both high-Availability and Load-Sharing
• Involved in design and implementation of data center migration, upgraded the data center network environment with Cisco ASA 5520. Configured ACL’s on Cisco Switches as well as configured routers as terminal servers.
• Regular upgrade and maintenance of Infrastructure, Installing, configuring, and maintaining Cisco Switches & Cisco Routers
• Responsible for configuration, maintenance, and troubleshooting of dynamic routing protocols: BGP, OSPF & EIGRP (route redistribution, distribute lists, route-maps, offset-lists, prefix lists, route summarization, route-feedback, BGP attributes) on Cisco Routers 7613, 7201, and 3945E.
• Experience with design and implementation of Data centre migration.
• Configured ACL’s on Cisco Switches as well as configured routers as terminal servers.
• Converted existingAWSinfrastructure to server less architecture withAWS(Lambda, Kinesis) deployed via Terraform andAWSCloudFormation.
• Implementing 3750 Stackable switches using Cisco Stack Wise technology. Experience to review, evaluate current and future design issues as required maintaining network integrity, efficient data flow.
• Cisco Identity Services Engine (ISE) to enable the creation and enforcement of security and access policies for endpoint devices connected to the company’s routers and switches.
• Configured Cisco Wireless LAN Controller (WLC) 5500, 4400 series and Lightweight Access point.
• Involved in operations and administration of WAN consisting Ethernet Handoffs, T1, DS3, and Optic Fiber Handoffs.
• Performed data migration from on premises environments intoAWS.
• Installed wireless access points (WAP) at various locations in the company.
• Perform various scheduled maintenance tasks across numerous platforms and datacenters such as building VLANs and configuring switch ports on Cisco
• Worked on configuration and commissioning of the MPLS circuits for various branch offices.
• Provided Daily network support for national wide area network consisting of MPLS, VPN and point-to-point site.
• Responsible for developing all phases of project documentation, system diagrams, configuration change information, charts, and SLA reports.
• Installed and configured Meraki (MX80,MX60) Appliance via Meraki MX400 Cloud
• Installed and configured Cisco Meraki (MR66,MR18) wireless Access points
• Configured and Performed Troubleshooting over CiscoMerakiwith QoS, VLANs, WiFi
• Automated theclouddeployments using Python andAwscloudformation templates.
• Documented workflow process, managing and implementing standard policy and procedures.

Confidential, Columbia, Maryland

Senior Network Consultant

Responsibilities:

• Successfully migrated the Cisco legacy environment which consist of 6500, 4500 to Cisco Nexus 7k/5k.
• Migrated old Nokia firewalls to standard HP hardware’s.
• Design and configuring of OSPF, BGP on Juniper Routers and SRX Firewalls.
• Security policy review and configuration in Palo Alto and JuniperSRX Firewall in US offices and Datacenter.
• Configured policy statements, routing instances, route manipulation on RIP, OSPF and BGP.
• Coordinating with Vendors for creating and modifying firewall and NAT rules and Maintaining Site to Site and SSL VPN
• Configuring switch ports (VLAN tagging, switch port mode, Port Channel) at distribution and access layers for new server builds and critical server movement as per requirement
• Used Cisco ISE to grant authenticated users with access to specific segments of the network, or specific applications and services, or both, based on authentication results
• Configuration of Cisco wireless technology including Wireless LAN Controller (WLC).
• Infrastructure trouble shooting and TCP/IP Protocols Experience
• Provided deep application-aware network visibility and granular performance analytics that empower network administrators to rapidly isolate and remediate problems and improve the user experience using Cisco Prime.
• Involved in Configuration of Access lists (ACL) on Juniper and Palo Alto firewall for the proper network routing for the B2Bnetwork connectivity.
• Understanding of mobile backhaul network on IP, Ethernet, ATM, PW & TDM.
• Experience withRTSP & Multicasting protocols.
• Have implemented Cisco ACE load balancers across the DC for various projects.
• Have completed two Business integrations with a very strict time line and gained some very good knowledge in understanding the road blocks in Network integration and feasible methods to fix it.

Confidential, Chicago, IL

Network Engineer

Responsibilities:

• Part of Network security team who will be responsible for Installing/Maintaining the Firewalls.
• Day to day activities includes addressing new installations/troubleshooting existing issue across Checkpoint, Juniper.
• Will be responsible for assessing the vulnerability of port openings requested by business across the Globe.
• Conversions to BGP WAN routing. Which will be to convert WAN routing from OSPF to BGP (OSPF is used for local routing only) which involves new wan links.
• Monitoring and Inspecting throughput on HP Tipping point Intrusion Prevention System (IPS) S330 series through command line interface and Intrusion Detection Systems (IDS).
• Using Cisco ACE 4700 we reduced data center power and the ACE platform helps to secure data centers and serves as a last line of defense for servers and applications in data centers
• Involved in Configuration of Access lists (ACL) on Juniper and Palo Alto firewall for the proper network routing.
• Established user identity, location, and access history, which can be used for compliance and reporting using Cisco ISE.
• Responsible for logging/Resolving the severity calls logged in by Incident management.
• Hands-on configuration troubleshooting experience with Cisco Catalyst, Enterasys and HP switches not limited to layer 2 and 3 VLANs and QoS.
• Hands-on configuration troubleshooting experience with Cisco ASR and ISR routers.

Confidential 

Jr. Network Engineer

Responsibilities:

• Troubleshooting, configuring & installing distribution, access level switches and ISR routers, upgrading network setups for LLD upgrades
• Regular upgrade and maintenance of Infrastructure, Installing, configuring, and maintaining Cisco Switches & Cisco Routers, Juniper Routers and Firewalls
• Configuring various BGP attributes such as Local Preference, MED, Extended Communities, Route-Reflector clusters, Route-maps and route policy implementation.
• Configured of OSPF, BGP on Juniper Routers and SRX Firewalls.
• Configured Client VPN and RSA
• Actively participated Implementation and customization of customer network.
• Designing, Provisioning and Installation of the Customer Sites in Oracle IPSA for MPLS Backbone.