Technical Support Network Engineer
Resume:
Satish
******@*************.***
SUMMARY
Around Eight years of experience in the field of Network Engineering Lifecycle that include designing, planning, implementation & troubleshooting small, medium and large-scale enterprise networks
In-depth knowledge of TCP/IP protocol suite and proficiency in configuring and troubleshooting various routing protocols like BGP, OSPF, EIGRP, RIP, Static routing and management of routes using manual summarization, default-routes and redistribution
Strong technical support in LAN and WAN troubleshooting, administration and support
Expertise knowledge of Cisco IOS and extensive experience on network equipment such as Cisco routers, Cisco Switches, Cisco Firewalls and F5 Load Balancers
Experience with deploying of Cisco Unified Wireless Network (CUWN) and Cisco Unified Access (US) technologies like implementing Cisco Wireless LAN Controller, Wireless Access Points, performing site survey and predictive analysis
Expertise in implementing gateway redundancy protocols like HSRP and GLBP
Extensive experience in configuring and troubleshooting various Switching protocols which includes VTP, STP, RSTP, PVST, MSTP, creating VLANS and Ether Channel (PAgP, LACP) and implemented inter-VLAN routing besides creating SVI’s and VLAN Trunking using 802.1q
Administration of Cisco Routers (12410, ASR 9K, 7200, 7600) and Juniper MX480.
Experience on Cisco IOS (11.0, 12.0, 15.0) and JunOS and IOS-XR 3.2
Configure, install, maintain and troubleshoot Firewalls (multi-platform), Cisco PIX/ASA.
Hands-on experience on Up-gradation of Cisco IOS on different Cisco devices and modules
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.
Efficient in installing & Configuring Serial Link, Frame Relay and ISDN networks.
Experience with setting up Cisco ASA firewalls Cisco ASA 5510, Cisco ASA 5512 & Cisco ASA 5505 with restricted security policies, NAT implantation, configured DMZ interfaces to restrict traffic flow
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.
Experience in implementation of offset-list for route manipulation and Access Control Lists, Route-maps, distribute lists & Prefix- lists for route filtering
Implemented various VPN technologies like IPSEC & SSL flavors of VPN in a site-to-site & remote VPN based on requirement
Administration and diagnostics of LAN and WAN with in-depth knowledge of TCP/IP, NAT, PPP, ISDN and associates network protocols and services.
Expertise in installing, configuring, and maintaining Cisco Switches (2900, 3500,7600, 3700 series, 6500 series) Cisco Routers (4800, 3800, 3600, 2800, 2600, 2900, 1800, 1700, 800)
Experience in configuring ACLs, NAT, Subnetting, VLSM, Syslog Server, DHCP Server, DHCP relay on Cisco routers
Implement/Maintain a Juniper Environment of 600 data collection units across USA.
Extensive experience in dealing with Vendors for MPLS/DSL installations.
Troubleshooting complex datacenter environment, resolved many critical Severity 1 incidents.
Extensive experience in configuring and troubleshooting of protocols RIP v1/v2, EIGRP, OSPF, BGP and MPLS.
Designed & Implemented DMZ solutions for data center environment, build checkpoint firewall policies for the same
Experience in installing and configuring DNS, DHCP server
Extensive working experience of various Switching Technologies STP, RSTP, VLAN & VLAN Trunking Protocol (VTP) along with Failover Mechanisms such as HSRP & GLBP on Layer 2 Setup, Inter-VLAN routing, Ether channel using LACP, PAgP.
Expert knowledge in various applications, services and network management tools including FTP, Telnet,
Ping, DNS, DHCP, ARP etc.
Knowledge in Documenting and preparing the Process related Operational Manuals.
Experience in relating the theoretical OSI Networking Model to practical networking scenarios.
Communicating and managing relationship with external & internal customers and ensuring customer satisfaction of service delivery in accordance to their quality & consistency of Statements of Work & Service Level Agreements.
Windows Server 2008 & 2012 experience in small to medium enterprise set up, managed about 50+ servers, experience with Active Directory, Disaster Recovery, Print Server, DHCP, DNS, Remote Desktop and Terminal Services
Experience in bridging technology and business goals to produce productive solutions
Excellent communicator, with emphasis on building strong client relationships
TECHNICAL SKILLS
Cisco Routers: 1800, 2600, 2800, 2900, 3600, 3800, 7200 and 7600
Cisco Switches: Cisco Catalyst 3560, 3750, 4500, 4900, 6500 & Nexus 2000, 5000, 6000 and 7000
LAN Technologies: Ethernet, Fast Ethernet, and Gigabit Ethernet, VLAN, Inter-VLAN Routing, VTP, STP, RSTP
WAN Technologies: Frame Relay, PPP, HDLC, (E1/T1/E3T3)
Network Security: Cisco ASA (5512/5550/5585), ACL, IPSEC, Soniwall Firewall, WatchGuard Firewall
Server Operating System: Windows Server 2008, 2012
Desktop Operating System: Windows 7, Mac OSX
Routing Protocols: RIP v1/v2, OSPF, EIGRP, BGP, PBR, Route Filtering, Redistribution, Summarization, and Static Routing.
Gateway Load Balancing: HSRP, VRRP, GLBP
Network Mgmt. Tools: Wire shark, Net flow Analyzer, Cisco Prime Infrastructure, SNMP, SYSLOG
Security Server Protocols: TACACS+, LDAP, RADIUS
Load balancer: F5 load balancer
VPN: IPsec & SSL VPN both Site-to-site and Remote VPN
Google Business Apps: Email and other App managing & administration, Email archiving
Microsoft Office 365: AD (Azure) User management, SharePoint
Ticketing System: IT Desktop Support ticketing system, JIRA
Network Monitoring and Management Tools: CA Spectrum, Wireshark and GNS3, Solar winds
CERTIFICATIONS
Cisco Certified Network Associate – CCNA
Cisco Certified Network Professional – CCNP
PROFESSIONAL EXPERIENCE
Charles Schwab, Austin, TX Mar 2016 to Present
Sr. Network Engineer
Responsibilities:
Installed, Configured and maintained 2600, 3600, 7613 Cisco Routers and 3750, 4500 and 6500 series Cisco Switches.
Performed VSS on cisco catalyst 6500 series switches.
Configured and managed Cisco access layer routers and switches& carried out route redistribution & manipulated route updates using distribute lists, route-maps & administrative distance, and offset-lists.
Configured routing protocols like EIGRP, OSPF & BGP and troubleshooting layer3 issues.
Learned and Tested various BGP attributes like local preference, MED, Weight and replicated customer issues in the testing environment lab.
Configured PVSTP+ for loop prevention and VTP for Inter-VLAN Routing.
Involved in design, implementation and configuration of HSRP for load balancing on L3 switches on different location of office on the switched network.
Configured and deployed BIG-IP LTM 6900 for providing application redundancy and load balancing.
Configured Client VPN technologies including Cisco’s VPN client via IPSEC.
Troubleshot issues and outages on Trunks and Router interfaces and firewalls extensively.
Involved in operations and administration of WAN consisting Ethernet Handoffs, T1, DS3, and Optic Fiber Handoffs.
Provided technical assistance for LAN/WAN management& troubleshooting and complex customer issues using Network monitoring tool’s such as Solar winds.
Involved in complete LAN, WAN development (including IP address planning, designing, installation, configuration, testing and maintenance).
Configured HSRP and VLAN trunking 802.1Q, VLAN routing on catalyst 6500 switches.
Used ACLs (Access Control Lists) for authentication of EIGRP, BGP and to ensure high security on the network.
Involved in Switching Technology Administration including creating and managing VLANS’s, Port security, Trunking, STP, Inter-vlan routing, LAN security etc.
Configured STP, RSTP in the Access Layer Switches (2950, 2960, 3750 and 3550) as a loop prevention mechanism, configured Port-security, Private-VLANS for maintaining loop free and secure environment.
Worked on installation, maintenance, and troubleshooting of LAN/WAN (ISDN, Frame relay, NAT, DHCP, TCP/IP).
Configured STP for loop prevention and VTP for Inter-VLAN Routing.
Documented the company’s design, implementation and troubleshooting procedures.
Performed routine network maintenance checks as well as configure and manage printers, copiers, and other miscellaneous network equipment.
Performed scheduled Virus checks and updates on all servers and desktops.
Key Bank, Cleveland, OH Apr 2015 – Feb 2016
Network Engineer
Responsibilities:
Installations including proper mounting of hardware (servers, routers and switches) and securing of cables.
Planning, setting up and maintain standards for hardware and securing of cabling.
Provide full fault resolution to backbone infrastructure running BGP, OSPF, RIP and MPLS routing protocols.
Utilized Cisco BGP communities and advanced route filtering on Cisco IOS.
Diagnose MPLS protocol problems including VRF and COS issues to full resolution.
Network Design and Deployment of MPLS cloud – Designed, constructed, implemented, tested and launched various network nodes featuring BGP, OSPF, MPLS and VLANS using RSTP, gateway redundancy protocols HSRP, GLBP and VRRP.
Responsible and resolving escalated tickets in complex situation where business critical applications are running.
Troubleshooting the different issues where complex routing and switching expertise are required.
Installed and set up Windows Server 2008 & 2012.
Installed Cisco Routers like 2600, 2900. Setting up routing tables using OSPF, EIGRP.
Tested various BGP attributes like local preference, MED, Weight and replicated customer issues in the testing environment lab.
Configured Access List (Standard, Extended, and Named) to allow users all over the company to access different applications and blocking others.
Troubleshot issues and outages on Trunks and Router interfaces and firewalls extensively.
Performed network administration tasks such as creation and management of VLANS, Port security, Trunking, RPVST+, Inter-VLAN routing, and LAN security.
Performed IOS upgrades on 2900, 3500 series Cisco Catalyst switches and 1800, 2600, 3600 series Cisco routers using TFTP.
Implemented VTP and trunking protocols (802.1q and ISL) on 3560, 3750 and 4500series Cisco Catalyst switches.
Done trouble shooting of TCP/IP problems and connectivity issues in multi-protocol Ethernet environment.
Worked on network-based IT systems such as Racking, Stacking and Cabling.
Got Hands-on experience in maintaining and troubleshooting RIP, OSPF and EIGRP routing protocols.
Configured RIP and EIGRP on 2600, 2900and3600series Cisco routers.
AT & T Bedminster, NJ Jan 2014 – Mar 2015
Network Engineer
Responsibilities:
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.
Configuring various advanced features (Profiles, monitors, iRules, Redundancy, SSL Termination, Persistence, SNATs, HA on F5 BIGIP appliances SSL termination and initiation, Persistence, Digital Certificates, Executed various migration/upgrade projects across F5 and hands on with F5 BIGIP LTMs/EM.
Experience working in Cloud infrastructure with VMware ESXi Server platforms for application servers. Network Configuration for server apps and app migrations support.
Experience with convert Checkpoint VPN rules over to the Cisco ASA solution. Migration with Cisco ASA VPN experience
Implementation, configuration and support of Checkpoint and ASA firewalls for multiple clients
Scheduled maintenance of Nexus (2248, 5548, and 7010) switches so that there are no Orphan ports in the network, and all Users to be dual homed, so that they have sufficient redundancy.
Involved in Switching Technology Administration including creating and managing VLANS’s, Port security, Trunking, STP, Inter-Vlan routing, LAN security etc.
Implemented and troubleshooting the Virtual firewalls (Contexts) solutions in ASA
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, 1800, 1700, 800) & ASR 1K & 9K Cisco Router and Switches, Juniper Routers and Firewalls, Nexus 7k, 5k & 2k, f5 BIG IP, Palo Alto Firewalls, Bluecoat Proxy and Riverbed Steelhead appliances
Hands on Experience in Configuring L2 and L3 security features on devices
In the process of Data centre fabric migration, performed migration from legacy Catalyst6513 Switches to Nexus 7010 switches adhering to ITIL change Management Procedure.
Configured and maintained VPCs with 7010/7018 and 5548 in the network. Also configured and maintained VDCs in 7010/7018 switches, maintained VRFs in those separate VDCs.
Configuring various BGP attributes such as Local Preference, MED, Extended Communities, Route-Reflector clusters, Route-maps and route policy implementation.
Worked extensively in Configuring, Monitoring and Troubleshooting Juniper security appliance, Failover DMZ zoning & configuring VLANs/routing/NATing with the firewalls as per the design.
Convert Branch WAN links from TDM circuits to MPLS and to convert encryption from IPsec/GRE to GetVPN.
My Accounts Online Software Pvt. Ltd, Hyderabad, India Apr 2011 – Dec 2013
Network Engineer
Responsibilities:
Proficient in OSPF, EIGRP, MP-BGP.
Providing technical assistance and support to Cisco customers on 7200, 3925, 3800 routers.
Implemented VTP and Trunking protocols (802.1q and ISL) on 3560, 3750 and 4500 series Cisco Catalyst switches
Worked on Cisco Layer 2 switches (spanning tree, VLAN, QoS).
WAN Infrastructure running OSPF & BGP as core routing protocol.
Experience through Hand-on Experience with configuring T1.5, Gigabit Ethernet, Channelized T3 and full T3, ATM, Frame-Relay.
Experience in configuring CSU/DSU devices and also helped troubleshooting various CSU/DSU devices
Tested authentication in OSPF and BGP.
Provided technical support for intra-domain and inter-domain multicast and routing issues, IOS bugs and fault tolerance issues.
Configured and troubleshoot OSPF, BGP and EIGRP.
Configured WAN Infrastructure running OSPF as a core routing protocol.
Streamlined OSPF costs in the network to account for network delay.
Involved in design, implementation and configuration of HSRP for load balancing on L3 switches on different location of office on the switched network
Used DHCP to automatically assign reusable IP addresses to DHCP clients.
Tested BGP features such as override, Local preference, EBGP load balancing.
Work on different connection medium like Fibre and Copper Connectivity.
Assist the certification team and perform configuration of LAN\WAN technologies such as Ethernet, Fast Ethernet, and Gigabit Ethernet.
Configured and supported Multicast customers.
Planning and configuring the entire IP addressing plan for the client’s network.
Mind Thread Information Technology Pvt Ltd, Hyderabad, India June 2009 to Mar 2011
Technical support
Responsibilities:
Worked on several projects for clients implementing network infrastructure focusing mainly on wired LAN
Experience with setting up High Availability LAN using protocols such as HSRP, VRRP
Provided support for monitoring network devices using HP Open View
Experience with Cisco PIX and WatchGuard Firewalls
Configured ASA 5525, 5540 and 5550 to ensure high-end security on the network with ACLs and Firewall
Created and design network layout and documented network system design with detail information using Visio software
Performed troubleshooting of connectivity problems using PING, and Trace route
Provided Technical support for improvement, up gradation, and expansion of the existing network architecture
Done troubleshooting of TCP/IP problems and connectivity issues in multi-protocol Ethernet environment.
IOS upgradation 1900, 2900, 3500 series Cisco Catalyst switches and 2500, 2600, 3600 series Cisco routers using TFTP
Configured Standard, Extended, and Named Access Lists to allow users all over the company to access different applications and blocking others
Planned and implemented Subnetting, VLSM to conserve IP addresses
Environment: Cisco 7200/3845/3600/2800 routers, TACACS, EIGRP, RIP, Vulnerability Assessment tools like Nessus, Red Hat, Solaris, Juniper VPN's, SSL
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