PROFESSIONAL SUMMARY:

• 8+ years of professional experience with Cisco Certified Network Engineering, performing networking, configuring, troubleshooting, installing and maintaining of networking devices.
• Providing 24/7 quality assurance in network monitoring, optimization and fault management services in network operation center.
• Hands on experience in configuring and Deployment of Routers and Switches in network support.
• Experience with Cisco Routers, Cisco Switches, Load Balancers and Firewalls.
• Experience in Routing protocol configurations: OSPF, BGP, MPLS VPN, DMVPN, HSRP and EIGRP.
• Switching tasks include VTP, ISL/ 802.1q, IPsec and, VLANs, Ether Channel, Trunking, GRE Tunneling, Port Security, STP and RSTP.
• Proficiency in configuring the VLAN setup on various Cisco Switches.
• Communicating and escalating tickets with service providers for network outrage issues.
• Proposed upgrades, installed, and configured Solarwinds Log and Event Manager and Solarwinds Orion modules for network infrastructure monitoring.
• Knowledge of troubleshooting, implementation, testing and optimization of static and dynamic routing protocols such as EIGRP, OSPF, BGP, MPLS.
• Involved in good documentation practice of different stages of validation life cycle in compliance with 21 CFR Part 11.
• Developed and deployed a dynamic multipoint VPN (DMVPN) network to distribute data across Europe.
• Moderate and contribute to the support forums (specific to Azure Networking, Azure Virtual Machines, Azure Active Directory, Azure Storage)
• Manage multiple resources from various internal teams to develop cloud solutions based on detailed workload requirements.
• Manage day - to-day operations and configuration of Check Point firewalls.
• Excellent working knowledge of TCP/IP protocol suite and OSI layers.
• Design, configuration, and support of Cisco Nexus Platforms (Nexus7K, 5K, 2K).
• Hands on experience in configuring Cisco ASA firewalls.
• Work with cisco partners to help set up and troubleshoot voice network issues.
• Experience in Layer 3 Routing Protocol configurations: OSPF, EGIRP, BGP, RIP and MPLS.
• Troubleshooting for Layer 2 LAN technologies but not limited to Ethernet (Switched, FastE, GigE), STP, RSTP, VLANs, Cables, Bridges, VTP, and Trunking (802.1q), port security, routing protocols and Aruba Wireless platform.
• Developed and successfully integrated Python scripts to automate SSH login and data collection for network devices not supporting Telnet.
• Propose updates, solutions, expansions, migrations, and new requirements as needed
• Implementation of HSRP, VRRP for Default Gateway Redundancy.
• Performed IOS upgrades on Catalyst 2900, 3500, 4500 and 6500 series switch and Maintained redundancy on Cisco 2600, 2800 and 3600 routers with HSRP.
• Worked on Router series such as 2800, 2600, 2900, 3600, 3800 and 7200, switches such as Cisco 3725, 3560, 3550, 2960, 2950, 4500 & 6500.
• Worked on automating data loading, extraction and reports generation using UNIX Shell scripting.
• Manage all Citrix projects, build all components, support all environmental issues.
• Password recovery, upgrading of IOS of Cisco devices.
• Performed and managed internal, supplier audits, facilitated external customer and regulatory audits by FDA.
• Upgraded WAN connectivity between the multiple locations.
• Knowledge in IPV4, IPV6, RIP, EIGRP, OSPF, BGP, DHCP, DNS, SNMP, RMON, NAT.
• In-depth knowledge on Routing Policies, Network Architecture, IP Subnetting, VLSM, TCP/IP, NAT, DHCP, DNS.
• Implemented enterprise McAfee ePO solutions for enterprise security including Endpoint protection, encryption, DLP, and Application whitelisting(SolidCore) and many more products implementation phase.
• Hands-on experience with TCP/IP, LANs, WANs, and WLANs (Wi-Fi)
• Deployed Cisco Wireless LAN Controller (WLC) 5520, created SSIDs for the shows, mapped VLANs to SSID's and linked AP's with WLC.
• Good knowledge of Tunneling Protocols (IPSEC/GRE).
• Understanding the requirements of the client to deploy an efficient network.
• Proficient in MS Windows, MS/Open Office, MS Project.
• Dealt with monitoring tools like (Solar winds, Cisco prime), network packets capture tools like Wire-shark.
• Work closely with business in collecting all telecom requirements, which included IVR (Interactive voice response), voice mail, DID/extensions, call forwarding, call accounting etc.
• Interviewed customers by telephone to identify legal issues, and obtain and process the information, worked with customers in all stages of the Child Support process.
• Possess strong network troubleshooting and communication skills.

TECHNICAL SKILLS:

Cisco Routers: 2600, 2800, 2900, 3600, 3700, 3800, 3900, 4400, 7200

Cisco Switches: 2900, 3500, 3600, 3750, 4500, 4900, 6500, ASR9k

Nexus: 2k, 5k, 7k

Juniper: M320, T640

LAN Technologies: Ethernet, Fast Ethernet, Gigabit Ethernet, interVLAN routing, VLAN, VTP, STP, RSTP

WAN Technologies: HDLS, MPLS, Channelized links, Frame relay, HDCL, DS3, OC192, Fiber Optic Circuits, Frame

Routing Protocols: EIGRP, OSPF, BGP, Route Filtering, Route redistribution, static Routing, Summarization

Switching: VLANs, VTP, STP, RSTP, PVST, MSTP, VDC, VPC, inter-VLAN switching, multicast, Port security, Ether-Channels, SNMPV3

VOIP Devices: Cisco IP phones, Avaya

Voice Technologies: QoS, Computer Telephony Integration (CTI), VoIP, PoE, SIP, MGCP, RTP

GRE Tunneling, Siteto: Site VPN, SSL VPN

Network Security: Cisco ASA Firewalls, Check, SSL, Access Control, SonicWall, Palo Alto Firewall, F5 Load Balancer.

Monitoring Tools: Solar winds, Voyence, Packet tracer Ethereal, Wireshark, Openview, Dashboard and GNS3

Servers: Domain servers, WINS servers, FTP servers, DNS servers, Proxy servers, Application servers

Operating Systems: Windows XP/Vista/7/8/10, Nexus OS, Cisco IOS, LINUX, Macintosh, Activate Directory.

Hardware: Dell, Cisco, IBM, SonicWall Applications

Programming languages: python, shell script, C

Virtual Technology: VMware, Citrix

Microsoft office: Excel, PowerPoint, Word, Visio, office 365

PROFESSIONAL EXPERIENCE:

Confidential, Houston, Texas

Sr. Network Engineer / Operations

Responsibilities:

• Contributed to Network Device installation and Integration.
• On call support for global BHP petroleum network and handling Priority tickets.
• Drilling rig site routers configuration.
• Configuring devices in data center based on the request. (Stream, Cyrus one west, Cyrus one Galleria, Four Oaks Place)
• Configured and deployed Switches and Routers in migration projects, SCADA etc.,
• Network IP address design and optimization using IP Plan tool maintenance.
• Network optimization and QoS design and implementation for Cisco Switches and Routers for all platforms.
• Configuration of IP phones, Polycom conference phones, voice mails, creating user account logins for phones in CUCM and CUE.
• Configured BGP routes to enable Express Route connections between on premise data centers and Azure cloud.
• Working using GNS3 application for creating a virtual network and also to test the network in all possible ways for a efficient work flow projects.
• Assisted working in updating wireless Access Point IOS and their certification.
• Designed a new voice project for the Rigs which are experiencing issues with Cisco IP phones using Policy based routing(PBR) creating a separate track for voice and IP Sla - ICMP (Next-Hop) to check the status of the particular track and given QoS to the following traffic over VSAT.
• Manage and troubleshoot Wireless network.
• Trouble shooting complex Routing and Switching problems and escalated incidents.
• LAN, WAN, BAN configuration in MPLS environment
• To lead Network monitoring and complex troubleshooting activities over supported network/IT Infrastructure covering multi-vendor and multi-site large enterprise environment.
• Lead all critical P1/P2 incidents reported by business and Collaborate with other technical SMEs on all incidents affecting production systems.
• Measure, report and Maintain all service delivery KPIs / SLA as defined in the service contract.
• Analyze data relationships and dependencies, business and service delivery processes and communication needs regarding existing and new systems
• To raise equipment Return Material Authorizations (RMA’s) and to track these through to problem resolution
• SME and technical manager for current UCCX to UCCE Call Center Migration.
• Follow up on problem management and investigate workarounds and permanent fixes for reoccurring incidents
• Executes activities safely in accordance with the relevant Technology and HSE Standards.
• Reports events and hazards in a timely and accurate manner.

Environment: Cisco 2960/3750/4500/3500/2960 switches and Cisco 2911/3845/3600/2900 routers, Nexus 5k,7k, EGRP, Riverbed Steelhead, Cisco IP Phones, VSAT, Wireless Controllers and access points, Security Firewalls 5500 series.

Confidential, Dresser, Wisconsin

Lead Network Engineer

Responsibilities:

• Gathering requirements from Business and implementing Change orders in Confidential . INC Region network infrastructure.
• Investigating existing setup and identifying changes that could satisfy business requirements and implement them.
• Worked on Cisco Layer 2 switches (spanning tree, VLAN)
• Implemented Site-to-Site VPNs over the internet by Dell Sonicwall Firewalls
• Use and maintain routing protocols EIGRP, OSPF and BGP on the Routers in the network & also worked on BGP Route Reflectors
• Configured and designed LAN networks with Access layer switches such as Cisco 2960 switches.
• Setup Azure Virtual Appliances (VMs) to meet security requirements as software based appliance functions (firewall, WAN optimization and intrusion detections). design, installation, maintenance, and support for telecommunications platforms, including Cisco VOIP CUCM, UCCX, Unity Connection, Meeting Place, Tandberg TMS and VCS systems, MediaSense and Calabrio recording solutions and UCCE.
• Monitoring all the clusters health that are in Windows Azure environment and initiate the recovery action for the degraded/dead clusters which fall under threshold limit.
• Configured multiple VLANS for different equipment’s and other devices in the environment (Legacy machines, PC’s, Printers, guest and others)
• Working on routing protocols like BGP, RIP and EIGRP
• Prepare network documentation such as Network diagrams, updating SOPs and updating all documents with relevant changes and uploading it into shared Netinfo Inventory.
• Configuring routing neighborship with partners and controlling routing updates with Filter lists for security
• Citrix Netscaler 9000 Load balancer and Gateway configuration, administration and troubleshooting. Have good experience working NS11.0 versions
• Involved in Switching Technology Administration including creating and managing VLANs, Port security, Trunking, STP, InterVlan routing and LAN security.
• Deployed a large-scale HSRP solution to improve the uptime of collocation customers, in the event a core router became unreachable.
• Used QoS, NAC, NAT, CAC in classifications in order to provide the efficient work flow.
• Having Data Center Design Experience, installing and Configuring Network Devices in a Data Center including patching the cables in the Patch Panel.
• Implemented HSRP on the Cisco 2960 Layer 3 switches and EIGRP, OSPF on 4 Cisco 3850
• Provide Remote support for Windows Servers.
• Other responsibilities included documentation and supporting other teams.
• Technology Used: Routing, Switching, Firewalls, VPN Tunnels, GRE, STP, HSRP, SNMP, VLANS, BGP, Natting

Environment : Cisco2960,3600,3500 switches and Cisco 3850/3650/2800 routers, HP Switches, Checkpoint, SonicWall Firewall, Aerohive, Hive Manager, OSPF, BGP, VLAN, HSRP, LAN, WAN, GRE, IPV4.

Confidential, Houston, Texas

Network Engineer

Responsibilities:

• Project oriented role in Data Center infrastructure with migration, implementation, deployment and design
• Done Bandwidth Upgrading for remote sites, Implemented multiple Wireless Access Points.
• Administration and operational experience Fabric Path, OTV and FCoE on Cisco Nexus 7k.
• Troubleshooting of protocol based policies on Palo Alto Firewalls and changing the policies as per the requirement and as per traffic flow.
• Deployment of Palo Alto firewall into the network. Configured and wrote Access-list policies on protocol based services.
• Experience in Upgrading, degrading and managing the Palo Alto Firewalls using Panorama.
• Configuring palo alto in multiple location using Panaroma.
• Supported operationally Cisco Unified Communications and Unity Connection globally (20 Unified Communication Clusters and 40 Unity Connection Pods)
• Performed system validation, testing and test automation development in Telecom/Datacom and client/ server technologies.
• Initiate and maintain productive relationship with consortium representatives, California Department of Health Services, and California Health Care Exchange representatives.
• Experience with DNS, DHCP, IPAM using InfoBlox product suite
• Used QoS, NAC, NAT, CAC in classifications in order to provide the efficient work flow.
• Migration of network devices (F5, Juniper, Aruba , Riverbed, Routers& switches) from one zone to other. Changing the management IP address.
• Analyzed current cloud services market dynamics and augmented existing Cloud Services, Cloud Infrastructure Planning and Design and also for Cloud Services.
• Troubleshooting and management of the Cisco Voice Solution, Installation and support of Voice circuits(VoIP).
• Managed the F5 BigIP GTM/LTM appliances to include writing iRules, SSL offload and everyday task of creating WIP and VIPs.
• Upgraded load balancers from Radware to F5 BigIPv9 which improved functionality and scalability in the enterprise.
• Configure and Manage site-to-site IPSEC VPN with different partners. Troubleshoot remote access services like Citrix Netscaler, Cisco VPN clients and for the users to access their enterprise network
• Performed OSPF, BGP, DHCP Profile, HSRP, IPV6, Bundle Ethernet implementation on ASR 9K redundant pair.
• Deploying and decommissioning the VLANs on core ASR 9K,5K and its downstream devices.
• Implemented Nexus 7K/5K/2K and Catalyst 6500/4900/3750- X in a complex DC Core/Aggregation/Access layer on a 10G backbone in Production and DR Data Center
• Used load balancers ACE and Load balancing technique with multiple components for efficient performance and to increase reliability through redundancy.
• Performed troubleshooting, fixed and deployed many Python bug fixes.
• Troubleshooting for Layer 2 LAN technologies but not limited to Ethernet (Switched, FastE, and GigE), Spanning-Tree, VLANs, VTP, and Trunking (802.1q). Deliver installation of wireless networking infrastructure
• Work with Load Balancing team to build connectivity to production and disaster recovery servers through F5 Big IP LTM load balancers.
• Configuration and troubleshooting of Nexus 7010, 5020, 2248 devices.
• Installed and tested Cisco router and switching operations using OSPF routing protocol and MPLS switching for stable VPNs.
• Hardware used in DMVPN are Cisco 2691 and 3725 routers for Multiple IPSec Pass- through is only supported on Cisco IOS software releases.
• Optimized performance of the WAN network consisting of Cisco 3550, 3750, 4500, 6500 switches by configuring VLANs.
• Expert level understanding of McAfee SIEM Implementation & its Integration with other N/W devices and Applications and the troubleshooting work. Design, develop, recommend, and implement the McAfee technologies.
• Perform upgrades, patching, troubleshooting, threat remediation on McAfee VirusScan Enterprise (VSE), McAfee Host Intrusion Prevention System (HIPS)
• Configured VLANs with 802.1q tagging. Configured Trunk groups, ether channels, and Spanning tree for creating Access/distribution and core layer switching architecture.
• Performed IOS upgrades on Catalyst 2900, 3500, 4500 series switches and 2500, 2600, 3600, 7200 series routers.
• ExtraHop Open Data Stream for ELK to Stream data with Open Data Stream (ODS) for Syslog to Logstash where it is filtered and parsed into an Elastic search-compatible format

Environment: Cisco Switches 2900/3500/3550/4500/3750/6500 series and Cisco Routers 7200/ 3600/ 3800/ 2600/ 2800 series, Nexus 5K/7K series, Cisco Voice, VoIP, SIP, Palo Alto Firewalls, Cisco ASA 5500, Check Points R61/ R65/ R70/ R75/ R77, DMVPN, F5 Load balancer, VLAN, WAN, STP, RIP, OSPF, BGP, EIGRP, LAN, VPN and HSRP.

Confidential, Reston, VA

Network Engineer

Responsibilities:

• Installation and Configuration of Cisco Catalyst switches 6500, 3750 & 3550 series and configured routing protocol OSPF, EIGRP, BGP with Access Control lists implemented as per Network Design Involved in the redistribution into OSPF on the core
• Troubleshooting LAN connectivity and hardware issues in the network as per the company requirements.
• Performed IOS upgrades 2500, 2800, 3600, 3800, 7200 series routers with HSRP.
• Configured routers using routing protocols such as RIP, OSPF and BGP.
• Installed FireEye tools to provide network security, end point security, detecting threats and preventing from threats.
• Coordinated with various telecom carries to troubleshoot and fix network issues and with onsite/colocations technicians to build, install and connect routers, switches and terminal servers.
• Design, implementation and troubleshooting (disaster recovery) of the LAN IP infrastructure using Layer 2 / Layer 3 switching, STP, Gigabit Ethernet and Trunking / channeling technologies.
• Troubleshooting of protocol based policies on Palo Alto firewalls and changing the policies as per the requirement and as per traffic flow.
• Configuring, Managing and Maintaining Networking Equipment's such as Nexus 5000, 7000, Catalyst 6500.
• Performed migration project involving migration of edge routers cisco 7600 to Juniper MX 240 and MX 480 as a part of data center edge routers migration.
• Worked in configuring and troubleshooting switching and routing protocols on Juniper EX series switches .
• Configured STP for loop prevention on Cisco Switches.
• Managed Core network upgrade, Unified Communications & Identity Services Engine (ISE) deployment.
• Configured and maintained BIG IP F5 load balancers LTM 1600 for load balancing and application redundancy. management console also supporting day to day security operation function by managing Nitro Security (McAfee Acquired) SIEM
• Providing Network Support in the designing and implementation of P2P over T1s Frame Relay, IP over Frame Relay.
• Implemented Cisco and Aruba Wireless Controllers, Aruba Wireless Access Points at corporate site as a part of WLAN Infrastructure.
• Worked with senior network engineers for multiple site upgrades comprising of data and VOIP equipment's and also in re-configuring the new devices, as well as making sure projects are done under defined timelines.
• Design OSPF Areas for reliable Access Distribution and for Core IP Routing.
• Security policy review and configuration in Palo Alto.
• Configured security features such as IPSEC VPN, TLS and SSL.
• Configured Cisco ISE for Domain Integration and Active Directory Integration .
• Analyzed and monitored incident management and incident resolution problems using Splunk.
• Working as a VOIP Implementer in Migrating/Deploying new voice infrastructure in Cisco.
• Involved in domain management and SSL certificate for website.
• Hands on experience on Juniper EX switches: EX2200, EX2500, EX3200 and EX4200 Series.
• Technical Support for fault diagnosis, analysis & rectification of LAN & WAN networks.
• Troubleshoot issues related to VLAN, VLAN Trunking, HSRP failovers, related issues.
• Understand requirements of the client to deploy an efficient network.

Environment: Cisco switches and Cisco routers, Nexus: 2000, 5000, 7000 series switches, ASR9000, Redundancy Protocols: LAN, WAN, HSRP,VLAN, STP, VTP, RSTP, PVST, NAT, PAT, ACL, Route-maps, Routing Protocols: EIGRP, OSPF, BGP, F5, RIP, Syslog-NG, Load balancers, SSL, TLS.

Confidential

Jr. Network Engineer

Responsibilities:

• Responsible for support of network devices including switches, routers wireless access points, file servers.
• Responsible for the configuration, implementation and operation of Cisco 3745 routers Cisco 6509 and 3560 L2/L3 switches. Removed Cisco 3600 and 2600 series routers and Cisco 2900 series switches from the current infrastructure and replaced them with the Cisco 6509 or 3560 L2/L3 switches.
• Installation and configuration of various Routers like 800, 1600, 2500, 2600 and configuration of various Cisco switches like 2960, 3560.
• Key contributions include troubleshooting of complex LAN/WAN infrastructure that include routing protocols EIGRP, OSPF & BGP .
• Implemented VLANs, Trunk groups, ether channels, and Spanning tree for creating Access/ distribution and core layer switching architecture
• Responsible for troubleshooting complex problems related to the Internet and network interface cards.
• Managed performance, scheduling and career development for team of 15 network engineers.
• Applied "outside the box" procedures to recover a large volume of lost data needed for the next morning, made hard decisions to achieve goal resulting in great press for the Data Center.
• Received trouble tickets and solved tactical satellite systems related problems of at least two hundred end users.
• Implemented L2 security to protect from internal attacks
• Sound knowledge in routing protocols like Rip, EIGRP, OSPF in IPv4 & IPv6.
• Backup Paths for the packet prioritization and EIGRP tuning.
• Implemented and configured IP Routing Protocols: RIPv2, BGP.
• Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP, Ether channel, STP and RSTP, MSTP, LACP.
• Switching related tasks included implementing VLANS, VTP, RSTP and Port security.
• Configure and Troubleshoot Spanning Tree protocol in the Switching Network .
• Troubleshoot and repair of local area network outages using Fluke Optiview, Telnet, Sniffer, Ping, Trace Route and Internet Technologies
• Experience on designing and troubleshooting of complex BGP and OSPF routing problems
• Implemented a full service helpdesk solution for tracking and managing all end-users' help requests.
• Resolved many cable failures, thefts and damages of ranging scope in number of affected customers, cable sizes, and duration to resolve. This required applying project management, inter-department coordination skills.
• Developed a safety and fire prevention program and ensuring the work environment in compliance with all safety regulations.
• Worked with IT groups to develop, evaluate and support new Network Management tools.
• Supported MACs (Move/Add/Changes) in both existing and new network.
• Provide project status reports to upper management

Environment: Switches, Routers, Maintenance, L2, EGIRP, OSPF, BGP, LAN, WAN, VLANs.