PROFESSIONAL SUMMARY:

• CCNP certified Network Engineer with 8+ years of expertise in Designing, Implementing and troubleshooting various Network Technologies.
• Experience in installation, configuration, administration and troubleshooting of LAN/WAN infrastructure and security using Alcatel routers, Cisco routers/Switches, Cisco ASA devices, Fortinet firewalls and layer 2 service delivery equipment such as ADVA and Overture.
• Extensive experience in LAN, WAN, Routing and Switching, Software defined solutions, Plant testing (T1, T3, Ethernet (Dot1Q, QinQ circuits), Broadband Circuits), Site - Verification procedures, Network Configuration, IPSEC tunnels(NAAS), MPLS, VPLS, VPRN, SDWAN, administration, monitoring, troubleshooting, cluster building, back-up and restore planning, operation and maintenance and project management.
• Experience in implementation, configuration and troubleshooting the Routing Protocols OSPF, EIGRP, RIP, BGP and switched L2 networks VLANs, Trunking, VTP, STP, PVST, RSTP, HSRP, VRRP, and Port Security.
• Experienced in working in fast paced environments such as Network Operation Centers where Activation for different customers was carried out and continuous circuit monitoring took place.
• Excellent hands-on experience in designing and implementing Private and Public IP address
• Develop and manage the Rack Scale Architecture (RSA), and Access List feature (ACL) test plan through the entire validation cycle: test planning, execution, debugging.
• Technical knowledge for the improvement, up-gradation & expansion of the existing network architecture which included the whole networking concept and equipment such as Routers, Switches, firewalls, layer 2 Bridges such as ADVA and overture.
• Excellent interpersonal skills and a good team player.
• Knowledge on various Operating Systems and software's like Win10, Win8, Linux, MS Office Suite, Photoshop.
• Strong understanding of DNS/DHCP/Proxy servers, and SMTP, FTP, TCP/IP Protocols.
• Implementation, evaluation, documentation, operations and disaster recovery of Wired (LAN, WAN) & wireless (WLAN) network architecture.
• Technical knowledge for the improvement, up-gradation & expansion of the existing network architecture.
• Experience with Amazon web services (AWS).
• Strong communication and Customer support skills, both written and verbal - Business writing skills.
• Strong team working and leadership skills.
• Strong analytical skills to identify potential issues and working knowledge of escalation protocols.
• Capable understanding of managing operations with focus on making every goal a success through technical / management abilities, professional competencies and leadership characteristics.
• Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP Ether channel, STP, RSTP and MST.
• Maintenance WAN technologies frame relay, MPLS, HDLC, PPP AND T1/T3.
• Heavily configured various switching techniques like configuring VLANs, VTP, spanning tree and redundancy protocols like HSRP, VRRP and GLBP.
• Worked on authentication protocols PAP, CHAP, 802.1x and Port Security.
• Experience in installing and configuring DNS, DHCP server.
• Deployment of IPV4 and implementation of Subnetting.
• Experience in design, installation and configuration of Juniper Netscreen Firewall ISG … SSG series and NSM Administration
• Implementation and configuring F5 Load balancing, proxy servers and Authorization, Authentication & Accounting (Radius, TACACS+)
• Expertise in Design, Configuration, Troubleshooting and Support of Security environment with VPN, Firewalls, NAT, Proxy, IPSec, DMZ Solution, IPSEC, Public Key Interchange (PKI) & SSL.
• Working knowledge of CISCO NEXUS data center infrastructure with 5000 and 7000 series switches includes (5548, 7010) including CISCO NEXUS Fabric Extender.
• Upgradation of VOIP Call Manager and by implementing Cisco WAAS.
• Involved in troubleshooting network traffic and its diagnosis using tools like ping, traceroute, Wireshark, TCP dump, and Linux operating system servers.
• Working knowledge on IPV4& IPV6, implementation of Subnetting, VLSM and ARP, reverse & proxy ARP, Ping Concepts.
• Advanced knowledge in Linux and Unix Operating Systems, web security devices or proxy - Cisco WSA/CWS and Bluecoat, understanding of global security policies
• Good knowledge in network management using cisco works and HP open view.
• Handled building Network topologies using MS-VISIO.

TECHNICAL SKILLS:

Routers: Cisco ISR 4300/4400 series, 2900, 2800, 2600 series routers, Cisco ASR 1001 series router, Alcatel SR 7750.

Switches: Cisco Catalyst switches 2900/ 3550/ 3750/ 4500, 4900 series, Cisco Nexus 2k, 5k, 7k Series switches, Layer 2 Bridges for Ethernet circuits (Adva 825,114,206) and for DS1 circuits (Overture 140/180).

Firewalls: Cisco ASA devices 5505, 5510, 5520, 5512-X, 5515-X, Fortinet Firewall(30D,60D,100D,200D), Checkpoint 1400 and 3000 Appliances

SDWAN: Fortinet 100 and 200D, Silver Peak EC-XS-SP.

Routing Protocols: EIGRP, OSPF, BGP, IP ROUTING, HDLC, PPP, RIP, NAT, HSRP, VRRP

Load Balancers: F5

Switching Protocols: VLAN, STP, RSTP, VTP, ETHERCHANNEL

Network Management Tools: Solarwinds, Cisco works, WireShark and Splunk.

Virtualization: VMware

Software s and Languages: Mat-lab, Java, LINUX, SQL (Database MySQL, SQL server, MS Access, IBM DB2), REMEDY, JIRA, WARP9, NEMS, LANDSCAPE, BOSS, SALES 360, SECURE CRT, PUTTY, MS Excel.

Architectural Experience: Basics of Python, PowerShell, and .Net.

PROFESSIONAL EXPERIENCE:

Confidential, FT. Worth, TX

Sr. Network Engineer

Responsibilities:

• Configured Routing protocols such as BGP, OSPF, EIGRP, Static Routing and policy based routing.
• Design and implementation of Data center migration.
• Configuration of 7500, 7200 series routers with OSPF and catalyst switches (6505, 4500,3650 ) with various VLAN.
• Managed, installed and configured different type of equipment such as Alcatel Service routers 7750, layer 2 bridges such as ADVA and Overture, Cisco ASR routers, Cisco ISR 4300/4400 series routers, Silver Peak SD-WAN and Fortinet Firewalls.
• Team member of Configuration of Cisco 7206 router with VPN.
• Performed version upgradation of different equipment such as layer 2 bridges, Cisco ASR & ISR Routers, Fortinet Firewalls, Checkpoint and Silver Peak SD-WAN Devices.
• Strong work experience on MPLS & NAAS circuits along with VPLS, IES and VPRN based clouds.
• Strong understanding of BGP, OSPF configurations on Alcatel routers, Fortinet Firewalls and Cisco Routers/Switches.
• Tested different circuits by collaborating with telco carrier to ensure that the circuit was clean for the customers.
• Create and test Cisco router and switching operations using OSPF routing protocol, ASA 5500 Firewalls, and MPLS switching for stable VPNs.
• Troubleshooting the Network Routing protocols (BGP, EIGRP and OSPF) during the Migrations and new client connections.
• Configured Cisco/Avaya Data switches using the CLI in a Wide Area Network
• Deploying a multisided IP Telephony, VOIP with Cisco Unified Communications Manager (CUCM 8.6.2, 10.5.2), Cisco Unified Contact Center (UCCX 8.5, 10.5.2) and Unity Connections (CUC 8.6.2, 10.5.2).
• Testing of VOIP devices - (Lines, Router, and Server).
• Configuration and troubleshooting link state protocols like OSPF in single area and multiple areas.
• Redesign of Internet connectivity infrastructure for meeting bandwidth requirements.
• Worked on ACI Fabric Path and connected ACI to Layer 3 external networks. Have configured ACI for remote Authentication in the respective organization.
• Deploying and decommission of VLANs on core ASR 1K,9K, Nexus (7K, 5K, 2k) and its downstream devices.
• Configured VLANs with 802.1q tagging. Configured Trunk groups, ether channels, and Spanning tree for creating Access/distribution and core layer switching architecture.
• Configured BPDU Guard, port-fast, uplink fast and other spanning tree features.
• Configuration and troubleshooting of Cisco 2500, 2600,2900,4300, 6500, 7500, 7200 Series routers.
• Worked on Nexus 7010, 5020, 2148, 2248 switches.
• Implementation and configuration of F5 Big-IP LTM 6400 Load balancers.
• Installation and administration of Checkpoint R 75.40 Firewall. Implemented firewall policy change on the Checkpoint clusters.
• Deploying Layer 2 security in Server Farms by configuring switch for 802.1x port based authentication.
• Design, install and support Cisco wireless LWAPP environment, supporting both 802.11ac (5GHz) and 802.11b/g (2.4GHz) environments.
• Implemented, configured BGP WAN routing, converting OSPF routes to BGP (OSPF in local routing)
• Technical assistance for LAN/WAN management and complex customer issues.
• Provided support for troubleshooting and resolving Customer and user reported issues. Worked with Network Engineer's in the installation and configuration of firewalls.
• Remotely guided the techs on site while creating and assigning IP’s to the equipment such as Adva, Overture, Silver Peak, Cisco routers and Fortinet Firewalls. Ensured Site was completely verified before the circuit was ready and running for the customer.
• Strong understanding of working with on demand QOS policies requested by the customers.
• Worked on the configuration of site to site IPSEC Tunnels by bringing the tunnel up between the Provider edge service routers and Customer edge equipment such as Firewalls or Cisco routers.
• Maintained, installed and Configured SD-WAN equipment’s such as Fortinet firewalls and Silver Peak Edge Connect XS equipment.
• Proactively/actively monitored customer network related issues using all tools available such as NEMS, WARP9, Wireshark and Cisco Works.
• Remotely support customer and/or onsite technicians test and turn-ups of WAN and LAN equipment.
• Work with Engineering Department to develop customer and device specific knowledge base.
• Perform fault isolation and resolution in a methodical and thorough manner.
• Performed Global Network Capacity planning and analyzed the traffic of the network activated.
• Proficient with Layer 1, Layer 2 and Layer 3 standard troubleshooting practices and methodologies
• Research various security events/issues, email customers and troubleshoot accordingly
• Troubleshoot routing/switching issues such as associated with BGP, OSPF, ACL’s and VLANs.
• Demonstrated analytical and problem-solving skills, and the ability to organize and prioritize several projects and tasks Confidential one time.
• Act as escalation point for Service Desk and Network and Systems Administrators to ensure quick and effective resolutions
• Strong experience working with Service Management frameworks and interacting with available Management procedures.

Confidential, Alexandria, VA

Network Engineer Consultant

Responsibilities:

• Research in different areas (E.g. Cyber Security, Networking) under the direction of supervisor.
• Responsible for maintenance, administration, configuration, trouble-shooting, and resolving network issues Confidential the office.
• Occasionally carry out Network Inspection Health Check Activities to analyze bugs in running network
• Perform network Troubleshooting and provide network Security support 24x7.
• Configured various printers using TCP/IP. Monitorednetworkperformance and conferrednetworkusers how to solve existing system problems
• Maintenance of general networking objectives of system/network operations.
• Provide help in the installation of Internet, Security software, Wireless Network, Email client software and Routers.
• Responsible for packet capture analysis, syslog and firewall log analysis.
• Experience with F5 load balancers and reverse proxy design and setup.
• Implemented Changes on Existing configurations for the applications on F5 and A10 load balancers.
• Configured Virtual server, service groups, Session persistence, Health monitors and Load balancing methods in new F5 and A10 LTMs.
• Configure and implement voice gateways (H323/MGCP/SIP), SRST for remote sites
• Configured WIDE IP and WIDE IP pool on F5 GTM's to support load balancing between data centers.
• Worked on Authoritative DNS architecture, engineering an infrastructure
• High-level network troubleshooting and diagnostic experience using Packet capture tools like Wireshark.
• Supported Operations team when complex changes are done by developing MOPs for network devices (routers, switches and A10 Load balancers) code upgrades, VLAN/IP migrations from old to new network topology without any service disruption.
• Regular upgrade and maintenance of Infrastructure, Installing, configuring, and maintaining Cisco Switches (2900, 3500, 7600, 3700 series, 6500 series) Cisco Routers (4800, 3800, 3600, 2800, 2600, 2900, 1900, 800) Cisco Router and Switches, Juniper Routers and Firewalls, Nexus 7k,5k & 2k, f5 BIG IP, Palo Alto Firewalls, Bluecoat Proxy and Riverbed Steelhead appliances
• Worked on Cisco IOS, NX-OS check point firewalls.
• Assist in creating network design standards for hardware and software. Developing and maintain Network Documentation (Visio diagrams, Excel spreadsheets, Word documents, etc.) Configure and troubleshoot network elements in a test/dev environment.
• Participated in projects with cross-functional teams in contributing with feasibility analysis of new technologies and products as well as review functional designs and deployment procedures.
• Configuring & managing around 500+ Network &Security Devices that includes Cisco Routers & Switches, Nexus Switches, Juniper and Palo Alto Firewalls, F5 BigIP Load balancers, Blue Coat Proxies and Riverbed WAN/MAN Optimizers.
• Worked on Infoblox to update the DNS host and A records to assist the part of the load balancer migration from F5 to A10.
• Worked on F5 GTM, AFM, ASM and other F5 components to protect against advanced DDoS attacks.
• Installation and Configuration of firewalls and VPN Concentrators.
• Monitor, improve, and support all aspects of network connectivity
• Set up users account and client passwords for the administration.
• Responsible for password resets/unlocks, giving pseudo Privileges and providing LAN and WAN Support.
• Create questionnaires, conduct surveys and make presentations for different networking projects and research topics.
• Worked with Gateway protocols: H323, SIP, MGCP, SCC Cisco SRST
• Worked on Orion (Solar Winds) for mapping network diagrams, updated Orion with commissioned and decommissioned network devices.

Confidential, New Jersey

Network Security Engineer

Responsibilities:

• Implementation, configuration and support of Juniper and ASA firewalls for clients.
• Complete rename of all firewall objects and rules.
• Review and optimize firewall rules using Secure Track Tufin tool and run firewall audit reports.
• Daily responsibilities included design, implementation, support and administration of multiple security products running Check Point Provider-1.
• Installation of Juniper SRX firewalls (Application and URL filtering, Threat Prevention, Data Filtering). Managing of Juniper SRX, CISCO ASA 5550 Firewall in Active/stand-by mode
• Administering multiple firewall of Juniper/ Net Screen, in a managed distributed environment and Policies between secure zones using NSM (Network Security Manager).
• Knowledge on Juniper SRX 240 Firewalls.
• Server load-balancing utilizing F5 LTM-Big IP.
• Configuring policies on ASM using manual policy enforcement and auto policy enforcement with F5 ASM.
• Working experience on F5 load balancer for load balancing, redirect URL, managing URL for servers.
• Provide best practice security consulting for multiple compliance initiatives, with a focus on highly resilient solutions.
• Performing network monitoring, providing analysis using various tools like Wireshark, SolarWinds.
• Primary responsibility is to design and deploy various network security & High
• Availability products like Checkpoint, Cisco ASA other security products.
• Responsible for Cisco ASA firewall administration, Rule Analysis, Rule Modification.
• Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500.
• Creating technical implementation plans, project plans, and worked closely with internal and external customers to supply solutions that fulfill their needs.
• Configuring, administering and troubleshooting the Check Point, Palo Alto and ASA Firewall.
• Regularly performed firewall audits around Checkpoint Firewall-1 solutions for customers.
• Provided tier 3 support for Checkpoint Firewall-1 software to support customers.
• Work on Checkpoint Platform including Provider Smart Domain Manager. Worked on configuring, managing and supporting Checkpoint Gateways.
• Configuring rules and maintaining Palo Alto Firewalls & analysis of Firewall logs using various tools.
• Implementing, configuring, and troubleshooting various routing protocols like EIGRP, OSPF and BGP.
• Implemented, configured redundancy protocols HSRP, VRRP for Default Gateway

Confidential

Network Analyst

Responsibilities:

• Designed, Installed and configured LAN, WAN, Networksecurity system and carried out configuration of Cisco Catalyst switches 4900,3550 and 3750 series and Cisco routers 4300, 3900, and 2900 series per theNetworkDesign.
• Carried Patch up gradation activities on Routers and Switches to provide maximum performance and maintained the patching software.
• Performed Version up gradation on Firewalls, Routers and Switches to improve network efficiency.
• Worked with equipment from various vendors like Cisco, Alcatel and juniper.
• Strong work experience in MPLS, VPLS, QoS, VPN, VOIP and WLAN technologies
• Configured network by using routing protocols such as BGP, EIGRP, OSPF, RIP and by troubleshooting L2/L3 issues
• Configured OSPF, BGP protocols on Juniper routers (MX960, MX480) and maintained them.
• Worked with Citrix NetScaler Load balancers to provide efficient switching and routing for local traffic
• Configured networking hardware to the latest IT standards being used in Data Center.
• Implemented security solutions using Cisco ASA devices, Fortinet Firewalls, ACL Configuration, VPN technologies (IP Sec), and Radius on different series of routers.
• Implemented CTP using TACAS+ and RADIUS on Cisco ASA Firewall.
• Migration from Juniper, Cisco ASA to Palo Alto firewall.
• Modified internal infrastructure by adding switches to support server farms and added servers to existing DMZ environments to support new and existing application platforms.
• Troubleshooting and Configuration of Cisco ASA 5580, 5540 firewalls for all the agencies connecting to City net.
• Implemented clustering with IP addresses (IPV4 & IPV6) on ASA Firewall.
• Troubleshooting and monitored routing protocols such OSPF, EIGRP & BGP.
• Configuring OSPF and Static routing on Juniper M and MX series Routers.
• Gathering details from customers and providing best security infrastructure solutions with F5 load balancers, Check Point/Net screen firewalls and Blue Coat Proxies
• Created various B2B environments using Blue Coat Proxies.
• Worked on F5 LTM, GTM series like 6400, 6800, 8800 for the corporate applications and their availability.
• Identify/correct Active Directory deficiencies and performance issues
• Managing cabled LAN and wireless access, with switching technologies and wireless technologies
• Monitored the Email and Active Directory components and whole systems and proactively fixed potential issues before they cause service disruption
• Performed IP address planning, designing, installation, configuration, testing, maintenance, and troubleshooting in complete LAN, WAN development.
• Ensured the integrity of company’s data systems security to prevent unauthorized access to its technology resources
• Assisted development teams on architecting web interfaces that efficiently power the cloud environment.
• Executed QA services for improving the efficiency of cloud system and storage applications.
• Held weekly meetings to check the QOS improvements through various Optimization trials.

Confidential

Network Operations Consultant

Responsibilities:

• Provided technical support to the customers and maintained strong, professional relationships with the customers.
• Assisted other system and technical engineers in the installation and modification of LAN, WAN, Wireless Network architecture, Email client software system and Routers.
• Maintained the complex networking systems by troubleshooting the network through Network management and monitoring system such as solar winds.
• Analyzed Network Interface Traffic based on data throughput, success rate, Traffic flow in & Traffic flow out.
• Administered L2 technologies such as VLANs, inter-VLAN routing, Trunking, STP, RSTP, port aggregation & link negotiation
• Served as an escalation point to Tier 2 support groups
• Logged customer calls onto a database by issuing tickets and followed efficient escalation procedures to resolve their problems.
• Diagnosed and resolved network issues for the customers and ensured that the network services were per current and future needs of the customers/Clients.
• Addressed issues like routing problems, route announcements/advertisements, and security access issues.
• Implemented security solutions by designing and configuring Firewall, VPN rules etc.
• Ensured end-to-end network quality of service through statistical performance analysis