Srinivas

adb5sj@r.postjobfree.com

402-***-****

PROFESSIONAL SUMMARY:

• Cisco certified, 7 years of professional experience in Deployment, Configuring, Troubleshooting and Testing of Networking System.

• Master of Science in Electrical Engineering with concentration on the core concepts of Enterprise Networks, Security and Privacy.

• Perform Layer 2 switching and Layer 3 routing within a Data Center Environment, between Core, Distribution & Access Layers.

• Experience with Layer 2 and Layer 3 protocols like LDP, RSVP/ TE, QOS, COS L2 VPWS and VPLS, FRR.

• Managing all devices using Cisco Prime.

• Experience on dealing with office 365 including hosting Lync web Conferencing and assisting in installing office applications.

• Experience with next-gen firewalls, enterprise antivirus solutions, IPS/IDS, sandboxing, spam- filtering, and other security solutions preferred.

• Created and resolved Palo Alto and Checkpoint Firewall Rules, Routing, Pushed Policy.

• Manage and support all F5 LTM's in pre-production and production environments.

• Extensive experience in handling projects involving Change, Configuration, Incident, Asset and Problem Management.

• Ensure Firewall Policy compliance for standards including PCI, SOX auditing and rule base remediation

• Implementation, working analysis, troubleshooting and documentation of LAN, WAN & WLAN architecture with excellent work experience on IP series.

• Proficient with TCP/IP and relative OSI models.

• Comprehensive understanding of OSI Model, TCP/IP protocol suite (IP, ARP, ICMP, TCP, UDP, SNMP, FTP, TFTP).

• Advanced Knowledge in IPSEC VPN design connection and protocols, IPSEC tunnel configuration, encryption and integrity protocols.

• Good understanding and Working experience with PowerShell 3.0 for installing windows features and roles for automating monthly security patching.

• Planning, Designing, Implementation of small, medium organizations including LAN, VLAN, WLAN and WAN on wired and wireless networks.

• Heat Map Updates on the Cisco Prime Wireless Configuration, Management and Support with Cisco WCS and Prime Infrastructure.

• Deploying Wireless in both local controller mode and flex-connect mode dependent upon location.

• Supports network operations, maintenance and engineering including all aspects of the connectivity infrastructure, firewall support, and VPN support (IPSEC tunnels and remote access).

• Troubleshoots and resolves network outages and performance related issues.

• Technical support for improvement, up-gradation & expansion of the network architecture.

• Good understanding and working knowledge of Protocols like IEEE 802.1, IEEE 802.3& IEEE 802.11, 802.1x, EAP, PEAP & EAP-TLS.

• Manage and support all Silver peak devices(Wan Optimizers) pre-production and production environments.

Client: Amtrak, Chicago, IL

Role: Network Security Engineer

Duration: Jan 18 - Current

Responsibilities:

• As a Network Engineer Working with Different Teams supporting Cisco router, Switches, Firewalls, F5 Load Balancer, Wireshark.

• Utilized application groups, SSL decryption, IPS, antivirus, anti-spyware, URL filtering, NAT, VPN, and the Reporting features of Palo Alto.

• Responsible for entire LAN and WAN/WLAN maintenance and troubleshooting of the company Network. Involved in the Team of Data Center Operations to perform duties like administration and deployment of Cisco Routers and Switches according to the organization requirements.

• Mentor and educate team members on various Network technologies and equipment.

• Day-to-day work involves scheduling firewall policy provisioning and working with users to identify connectivity related issues and troubleshoot using CLI.

• Deployed and upgraded many WAN Optimizers (Silver peak) across the company, building tunnels upgrade/downgrade IOS versions.

• Creating security and access policies to the end users using Cisco ISE connected within the Network.

• Configuring and resolving various OSPF issues in an OSPF multi area environment.

• Provide solutions to Tier 1/2 escalated issues, tickets and assessing cabling issues such as Token Ring, Ethernet, and Fiber Optic.

• Create Optimization policies, route policies, and user defined applications on silver-peak WAN accelerators to optimize WAN traffic.

• Palo Alto IPS, Firewalls (PA-200, PA500, PA5000 series) and Panorama Management tool.

• Cisco ACS servers (Authentication, Authorization and Accounting servers).

• Cisco ISE implementation for Guest access with Cisco Cisco Wireless Controllers using EOIP guest wireless services.

• Cisco ISE implementation for 802.1x authentication.

• Configure access control servers for RADIUS to authenticate users, client devices and configure TACACS for all IT infrastructure to allow access to infra devices and also to perform accounting and authorization of the user activities.

• Cisco Wireless controllers (5508 and 5520 models) and Cisco Access Points (1800, 2600, 2700I, 3500I, 3600I).

• Performed administration on Palo Alto NGFW, creating policies, rules, users, VPN connections etc.

• Updated Palo Alto NGFW PAN-OS, Threat databases, AV databases and filters as required

• Traffic monitoring and managing using Palo Alto Panorama

• Managed VPN migration from Nortel i100 to Palo Alto NGFW VPN devices.

• Configured Cisco 7200 routers which were also connected to Cisco ASA5500 security appliances providing firewall security.

• Firmware upgrades on both wired and Wireless Network equipment using Cisco Prime Infrastructure.

• Configuring and troubleshooting of routing protocols such as OSPF and BGP for effective communication. Network Cabling, dressing, labeling and troubleshooting various Network drops onsite.

• Involved in L2/L3 Switching Technology Administration including creating and managing VLANs, Port security, Trucking, STP, Inter-Vlan routing, LAN security. Worked on the security levels with RADIUS, TACACS+.

• Completed service requests (i.e. - IP readdressing, bandwidth upgrades, IOS/platform upgrades, etc)

• Handled SRST and implemented and configured the Gateways, Voice Gateways.

• Worked on a broad range of topics such as routing and Switching, dedicated voice access, planning and implementation, large-scale high-visibility outages, change management coordination, proactive monitoring and maintenance, disaster recovery exercises, and core Network repairs.

• Worked on F5 load balancer in managing the key role issues.

• Support/Participate/Coordinate large network refresh projects.

• Managing and configuring Cisco Switches and Firewalls independently.

• Coordinated with senior Engineers with BGP/OSPF routing policies and designs, worked on implementation strategies for the expansion of the MPLS VPN Networks.

• Provisioning and troubleshooting Ethernet services, Gigabit Networks and Connectivity issues with WAN types (Frame relay).

• Worked with a team which is responsible for providing HA to the BIG-IP.

• Experience with Firewall Administration, Rule Analysis, Rule Modification

• Modified internal infrastructure by adding switches to support server farms and added servers to existing DMZ environments to support new and existing application platforms.

• Familiarity with Cisco Nexus line, Cisco 2900/3600/4300 Routers, Cisco 2960/3600/3800/4500 Switches, Cisco UCS chassis, Cisco WLC 2504/5508.

• Involved in complete LAN, WAN development (including IP address planning, designing, installation, configuration, testing, maintenance etc.).

• Involved in Switching Technology Administration including creating and managing VLANS's, Port security, Trunking, STP, Inter Vlan routing, LAN security etc.

• 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.

• Possess good experience in configuring and troubleshooting WAN technologies like MPLS, T1, T3, DS3 and ISDN.

• Configure interfaces, zones, virtual wires, access rules, anti-virus profiles, threat prevention profiles for IPS and firewalls suing Panorama management tool.

• Generated guest accounts in order to provide Wireless guest access to users in Cisco Prime Infrastructure.

• Designed predictive heatmap, Configured and deployed 3702 LWAP's in more than 300 sites all across the north America.

• Implementing the necessary changes such as adding, moving and changing as per the requirements of business lines in a data center environment.

• Monitoring the network traffic with the help of Radar and Cisco IPS event viewer.

• Managing and implementation of PORs (port open requests) based on the requirements of various departments and business lines.

• Implementing and troubleshooting (on-call) IPSec VPNs for various business lines and making sure everything is in place.

• Installing and configuring new Cisco equipment including Cisco catalyst switches 6500, Nexus 7010, Nexus 5548 and Nexus 2k as per the requirement of the Organization.

• Worked as a part of data center deployment where we converted from Cisco 6500 to Nexus.

• Experience configuring VPC (Virtual Port Channel), VDC (Virtual Device Context) in Nexus 7010/7018

• Installing and configuring the VPN's for the clients (site to site).

• Monitoring Network infrastructure using SNMP tools like Service now.

• Involved in Configuration of Access lists (ACL) for the proper Network routing for the B2B Network connectivity.

• Worked with customers in troubleshooting issues related to connectivity, STP, VLANs, Inter- VLAN routing, VTP, Ether channels, Layer 2/3 Switching, log messages.

• Experience on load balancing strategies/techniques, expertise in application switching/traffic management, knowledge of persistence and SSL certificates. Environment: Cisco 7200, 7204, and 7206 Routers, Switches: Nexus 7K, 5K, 2K, Cisco Distribution layer switches such as 4510, 4948, 4507, 7k, 5k and 2k series. Cisco ISE, Pal alto Firewalls, BIG IP F5 LTM, EIGRP, RIP, OSPF, BGP, DHCP, DNS, Spanning tree and 802.11 wireless standards. Client: Blue cross BlueShield (BCBS), Chicago, IL

Role: Network Admin

June’2015 – Dec’2017

Responsibilities:

• Responsible for installation, configuration, as needed administration and troubleshooting on various networking applications and hardware including routers, switches and related LAN/WAN equipment.

• Interacted with WAN team for connecting at different building sites.

• Planning and management of IP addressing, Subnetting of the entire Network and Responsible for monitoring and controlling the entire Network.

• Configuring, maintaining, redistribution and troubleshooting routing Protocols RIP, OSPF, EIGRP, MPLS and BGP.

• Configuring Ethernet, Serial interface, static, and default routes on different series routers and also Configuring PPP, Frame Relay, ATM and ISDN.

• Developed customized timer jobs, configured custom web services and search optimizations tools, optimized high volume libraries, wrote power shell scripts.

• Working with different teams to gather info for the new request and troubleshoot for any connectivity issues by capturing traffic using smart view tracker.

• Troubleshoot connectivity issues and Monitor health of the firewall resources as well as work on individual firewall for advanced troubleshooting.

• Configure Fast Ethernet main and sub-interface assignments as required for inter Vlan routing and Implement NTP server, DHCP server, and TFTP server.

• Configuring Network Access control list, Firewall, route maps and route policy on the routers. Worked on SNMP, syslog server for logging, and device management.

• Configuring Cisco ASA 5000 series firewalls and experience with checkpoints and managing security of the Network and using sniffers.

• Configure & Troubleshooting 802.3 bridging standards and Supporting media access protocols

• Conceptualized, designed and lead deployment team for a long-range wireless service offering using 802.11x products from Cisco wireless solutions. Has extensive knowledge in implementing and configuring F5 BIG-IP LTM-6400, 8900 load balancers.

• Provide Tier II Load Balancer expertise on F5 Big IP Local Traffic Managers (LTM). Designing F5 solutions/support for migration work of applications and websites from Cisco CSS Load Balancers to the F5 Big IP Load Balancers

• Implemented VLANS between different departments and connected them using trunk by keeping one Vlan under server mode and rest falling under client modes.

• Configured VLAN trunking with Palo Alto interface and Configured routes on Palo Alto firewalls 3060, 5060, 7050.

• Installed and configured related equipment connected to the Juniper FW and Performed Remote Install of Juniper Firewall.

Environment: CISCO routers and switches, Access Control Server, VLAN, Trunk Protocols, CISCO ASA, 802.3 and 802.11 wireless standards, Juniper, F5 Load balancer, Palo Alto, DHCP, DNS, Port-Channel, MPLS, BGP, OSPF, EIGRP,Cisco 7200/3845/3600/2800 routers, EIGRP, OSPF, BGP, LAN/WAN, Cisco ASA 5500, Cisco 7200/3845/3600. Client: Farmers Insurance, Woodland Hills, CA

Role: Network Security Administrator

Duration: Aug’2014 – May’2015

Responsibilities:

• Troubleshoot and coordinate the resolution of connectivity related issues

• Reviewing current network diagram

• Serve as the customer’s go-to resource for all matters related to the Palo Alto next-generation firewall.

• Used F-5Load balancers to increase capacity (concurrent users) and reliability of applications

• Manage project task to migrate from Cisco ASA firewalls to Check Point firewalls

• Hands on experience in Cisco ASA 5516-X Fire POWER Services Security Appliance..

• Deliver best practices guidance for managing Palo Alto Networks firewalls.

• Leading the connectivity strategy for migration to public cloud based on Azure and using ExpressRoute.

• Installation, configuration and maintenance of Cisco Routers like 2600, 2800 and 3600 series.

• Ensure network design follow the design template.

• Manage and accomplish all the project milestones and make sure of meeting the SLA's.

• Working with Cisco Catalyst/Nexus/UCS/MDS, and F5's including ASM's .

• Configured and trouble shoot cisco wap, and cisco prime

• Partner with senior Network Engineer to design network for backup and replication and also Authorizing new VNETS to our existing Express Route Circuits to AZURE

• Exposure to MS Office 365 & provisioning Microsoft Azure Express Route circuits.

• Implemented WLAN Cisco Wireless Access Points 3500 and its Cisco Controllers 5500 at various corporate sites fort 11n Infrastructures and its legacy technologies.

• Created and deployed different PowerShell/Python/C# scripts in the network.

• Experience in Migration process of independently managed Bluecoat proxies’ appliances to Bluecoat director centralized management console.

• Configuring, maintaining and troubleshooting of Net Screen, Palo Alto, and Firemon Firewalls.Worked on Firemon supported firewalls Cisco ASA, PIX, FWSM, FWSM/ASA Context.

• On-campus and remote troubleshooting for computers, peripherals, applications and network equipment in accordance with HIPPA/HITECH policies and company SLA standards.

• Installation & configuration of Bluecoat Proxy & Microsoft Proxy Server 2.0 and experience troubleshooting production issues on Bluecoat proxy setup.

• Provide Tier 3 network support and troubleshooting with limited supervision.

• Develop and maintain the baseline Cisco IOS. Provide upgrade instruction to the Network O&M team on new Cisco IOS VoIP can be a benefit for reducing communication and infrastructure costs.

• Installing and configuration and troubleshooting of various Cisco switches like 2900 series, 2950 series, 3550 series, Nexus 5000 and Nexus 7000 series and juniper EX series.

• Working with carrier Ethernet technologies like L2vpn, VPLS, VPWS

• Operating, administrating, managing & testing of carrier Ethernets

• Configuring, troubleshooting and managing Networks of over 1000 devices by monitoring health of routers, switches and load balancers and working with team to fix any configuration or hardware issue.

• Implementing, configuring, and troubleshooting various routing protocols - EIGRP, OSPF, and BGP

• Configuration of layer 2 Cisco switches for VLAN and Trucking

• Configuring Load Balancer viz. F5 LTM

• Worked on F5 and CSM load balancers deploying many load balancing techniques with multiple components for efficient performance

• Working Experience on F5 BIG-IP LTM 8900, F5 LTM6900, configured profiles, ensured high availability and CSM load balancers, IAPP templates, IRULES, Assigning LDAP servers, Microsoft Active Directory, to F5 load balancer for accessing user member groups.

• Configuring and monitored different monitor modules F5 BIG-IP LTM F5 and DNS traffic Management

• Planning and implementation of IP addressing scheme using sub-netting and VLSM.

• Designing Networks for voice and data networks over LAN and WAN.

• Designing, Implementing and Managing WLAN Distribution Network.

• Configuring of Catalyst 1900 and 2950 switches, VLAN'S and inter VLAN communication.

• Working on cable modems and CMTS (cable modem Termination Systems).

• Configuring Cisco BAC (Broadband access center) along with DOCSIS cable modems

• Working on Wi-Fi Portfolio by Configuring and Troubleshooting Wireless Access Points (WAP) and Wireless Controllers (WLC) for limited connections issue in Wireless Local Area Network

(WLAN)

• Involved in originating VoIP telephone calls are similar to traditional digital telephony and involve signaling, channel setup.

• Experience with Firewall rule management tools like Firemon and Tufin.

• Managed Office 365: add mailboxes, delete mailboxes, and created distribution list.

• Configuring user's roles and policies for authentication using Cisco NAC and monitoring the status of logged users in network using Cisco ISE.

• Configuring and Troubleshooting WLC to manage ESS for the widespread Comcast WLA

• Protocols can be used by special-purpose software, such as Jitsi, or integrated into a web page

(web-based VoIP).

• Implementation on Policy Base Routing (PBR)

• Managing and configuring of Access lists, configuring of Wide Area Networking Protocols, HDLC, PPP, Frame Relay, ISDN, NAT, HSRP and VPN

• Working on RSA, AAA, & RADIUS.

• Perform network modeling, analysis, and planning. May also design network and computer security measures.

• Working Troubleshooting with the TCP dumps and wire shark.

• Working on System Center 2012 R2, MS SharePoint and installation and configuration of VMware infrastructure.

• Configuring, maintaining and troubleshooting of Net Screen, Palo Alto, and Fireman Firewalls.

• Installation, configuration, maintenance & troubleshooting of Cisco ASA 5500 and Cisco PIX Firewall 500. Installation, configuring of checkpoints firewall and updating checkpoints software.

• Configuring and designing VPN rules for Net Screen VPN Box and Check Points Firewall.

• Designing and Implementing firewall rules and modifying existing rules in Palo Alto, Cisco ASDM, Juniperz SRX and checkpoint firewalls.

• Using Ticketing tools like JIRA, Remedy, IP Centre, etc., for logging the troubleshooting issues and their

Resolutions.

• Environment: Palo Alto, Juniperz SRX, checkpoint firewalls, Fireman Firewalls, PBR, HDLC, PPP, Frame Relay, ISDN, NAT, HSRP, VPN, JIRA, Remedy, IP Center, Troubleshoot WLAN, WLC,WAP, F5 LTM, Bluecoat Proxy & Microsoft Proxy Server 2.0 Client: Silicon Technologies, Hyderabad, India

Role: Network Engineer

Duration: Aug’2012-March’2014

Responsibilities:

• Work on different connection medium like Fiber and Copper Connectivity.

• In-depth expertise in the implementation of analysis, optimization, troubleshooting and documentation of LAN/WAN networking systems.

• Configured and troubleshoot OSPF and EIGRP.

• WAN Infrastructure running OSPF & BGP as core routing protocol.

• Support various Routers like 2600/3600/7200 series routers.

• Tested authentication in OSPF and BGP.

• Performed and technically documented various test results on the lab tests conducted.

• Installed and configured Cisco ASA 5500 series firewall and configured remote access IPSEC VPN on Cisco ASA 5500 series

• Responsible for Configuring SITE_TO_SITE VPN on VPN Concentrators series between Head office and Branch office.

• Planning and configuring the routing protocols such as OSPF, RIP, and Static Routing on the routers.

• Installation & configuration of Cisco VPN concentrator 3060 for VPN tunnel with Cisco VPN hardware & software client and PIX firewall

• Configured Firewall logging, DMZs& related security policies & monitoring

• Hands on Experience working with security issue like applying ACL’s, configuring NAT and VPN

• Responsible for Internal and external accounts and, managing LAN/WAN and checking for Security

• Planning and configuring the entire IP addressing plan for the clients' network.

• Assist the certification team and perform configuration of LAN\WAN technologies such as Ethernet, Fast Ethernet, and Gigabit Ethernet.

Environment: Cisco 7200/3845/3600/2800 routers, TACACS, EIGRP, OSPF, BGP, LAN/WAN, Cisco ASA 5500, Cisco 7200/3845/3600.

Education Qualifications: -

Masters of Engineering in Electrical and Electronics Engineering Northwestern polytechnic University.

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