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Click here or scroll down to respond to this candidateobaf124@gmail.comPHONE NUMBER AVAILABLELINKEDIN LINK AVAILABLEPermanent ResidentPROFESSIONAL SUMMARY:Network consultant with of extensive experience in high level design Data-Centre, Network operation Centre, implementation & troubleshooting and 3rd level support on numerous technologies like Routing & switching (4507, 6509, ASR Router).NEXUS (9k 7k, 5k, 3k, 2k), Security (ASA Juniper SRX 240 FortiGate, Check Point, Palo Alto).Load balancer (ACE, GSS, NetScaler, F5 Big IP) and Data centre technologies for storage. Hands-on experience on Building of DATACENTER for JPMOGRAN CHASE, UNILEVER, EFH-ONCOR.Advanced Auto Parts, NUVO, Generic Electric (GE), VSNL (ISP) Network Design, HLD, LLD, TCP/IP IP MPLS, Routing Protocols, ASA, SRX & Checkpoint, Open-Flow/ACI, Riverbed, SDN/Open-Stack, Nexus Switching, Banking Core Apps.Load Balancing, NetBrain, Visio, DC Interconnect, Voice, Cisco Wireless, Tele-presence, Solar winds, Cacti, Zenoss, HP Open view Implement MPLS, L3/L2 VPNs, and OSPF, BGP & EIGRP for Branches and HQs.Perform Level 3 of support during daily operational incidents.Proficient expertise in deploying, designing, troubleshooting and administering data networks for organizations.Generated RCA for critical layer 2/layer 3 problems.Experience with network monitoring tools (SolarWinds, Live Action, and Infoblox- DHCP and DNS)Experience supporting Cisco ACI and UCS environments.Involved in complete LAN, SD-WAN development (including IP address planning, designing, installation, configuration, testing, maintenance etc.)Expertise in creating groups and pruning traffic flow using VLAN, VTP, ISL, 802.1Q.Familiar with REMEDY for ticket change management process.Working expertise in troubleshooting, optimizing and documenting LAN/WAN technologies and T1/T3 WAN technologies.Design expertise for the SD-WAN (Versa & Viptela), SD-LAN and WAN optimization technologies for efficient delivery of the application data across LAN and WAN.Hands-on experience in deploying frame-relay, GRE tunnels, Remote Access VPN and Site-to-Site VPN.Working experience with Cisco WLC.ING network segmentation in a data centre environment using Cisco ASA firewall solutions.Good experience in Checkpoint Firewall Operations and implementations across a diverse network with many levels of required security configurations.Hands-on experience in configuring Meraki devices and creating device and feature templates required for SD-WAN implementation.Worked on data centre technologies with deployment of Cisco Nexus using Nexus technologies with 7K, 5K, and 2K platforms.Experience in skill full deployment of Layer-2 technologies like VLANS, VTP, STP, RSTP, Inter-VLAN routing, VLAN Trunking, Ether Channels, VLAN access-maps and port security.Installation, deployment, Analysis and troubleshooting of Firewall Technologies i.e., Fortinet, Palo - alto, Cisco ASA.Previous experience administering IPAM solutions such as Infoblox for IP address management, DNS, and/or DHCPSupport experience of network solutions that include: Cisco Nexus and Catalyst switches, Cisco UCS Servers, Cisco ASA Appliances with Firepower, Cisco IPS, Multi-Tenant.Experience with Cisco wireless infrastructure, 5508 & 8540 Controllers, Cisco 3600, 3700 Series LWAP, Cisco ISE.Experience with Cisco, Checkpoint, Palo Alto Juniper firewall products.Experience with Cisco WLCs, APs, Prime, CMX, and MSEProficient in deploying and troubleshooting mission-critical environments using proactive suite of support services - Wireshark and SolarWinds.Experience with working on latest cisco switches like Nexus 2000, 5000, 6000 and 7000 series switches while implementing advanced features like VDC, VPC, OTV and Fabric Path.Knowledge gained by working on Cisco firewall technologies like ASA 5580, AAA with cisco ACS.Cloud Experience with Cisco ACI (Application Centric Infrastructure).Efficient in configuring and implementing load balancers like F5 BIG-IP LTM, GTM series like 3900, 6900, 8900.Strong RCA and troubleshooting skills.Worked on Checkpoint and Palo Alto Firewall for security of client network.TECHNICAL SKILLS:LAN Technologies Workgroup, Domain, HSRP, DHCP, Static, VLAN, STP, VTP, Ether Channel, Trunks, PVST, RSTP, 802.1xWAN Technologies Frame Relay, VPN (L2F, PPTP, L2TP, GRE), ISDN, PPP, ATM, MPLS, IPv6, HLDC, Channel & Leased LinesRouting Protocols RIP, IGRP, EIGRP, OSPF, BGP, IS-IS, HSRP, VRRP, and GLBPNetwork Security NAT/PAT, VPN, Filtering, Load Balancing, IDS/IPS, IPsec, ACLInfrastructure Services DHCP, DNS, SMTP, POP3, FTP, TFTPFirewalls PIX 500 Firewall, ASA 5505 Firewall, FWSM, CISCO CSM, ACL- Access Control List, IPS/IDS, NAT, PAT, CISCO ACS, Check point, RSA Secure ID, SRX, SSG series Firewalls.Routers CISCO Routers: ASR, 7600, 7200, 7500, 7300, 7200, 4300, 4500, 3945, 3800, 3900, 3845, 3745Switches Nexus 5548, 5596, 6000, 7009, 7018; Cisco catalyst: 6508, 6509, 4928, 4948, 4507, 4510, 3750, 3560, and 2960Load Balancers F5, CSS, CSM, ACE, GSS, Bluecoat proxy, A10Monitoring Tools Wireshark, SolarWinds, PRTG Packet Sniffer, Smart bits, CSM, ASDM, RSAManagement Tools WebEx, and MS Office applications; Word, Excel, Visio, PowerPointShieldx Networks, Texas Dec 2020- PresentSr. Network Security EngineerConfigure and manage VPN connectivity over the public internet for secure business-to-business (B2B) communications.Troubleshoot and resolve issues related to VPN connections, ensuring minimal downtime and efficient problem resolution.Monitor VPN performance and make necessary adjustments to optimize connectivity and security.Configure and manage VPN connectivity over the public internet for secure business-to-business (B2B) communications.Troubleshoot and resolve issues related to VPN connections, ensuring minimal downtime and efficient problem resolution.Monitor VPN performance and make necessary adjustments to optimize connectivity and security.Configure and manage wide area network (WAN) topologies to support B2B connectivity, including MPLS, SD-WAN, and point-to-point connections.Optimize WAN performance to meet business requirements and ensure reliable connectivity between different business entities.Troubleshoot and resolve issues related to WAN connectivity and performance.Configure and maintain routing protocols such as BGP (Border Gateway Protocol) and OSPF (Open Shortest Path First) to ensure efficient and reliable routing of network traffic.Monitor and optimize routing performance to support business needs and improve network efficiency.Troubleshoot routing issues and adjust configurations as necessary.Configure and manage Layer 2 network elements, including port configuration, VLAN (Virtual Local Area Network) assignment, and Spanning Tree Protocol (STP).Implement and manage link aggregation (LACP) to enhance network performance and redundancy.Oversee inter-VLAN routing to ensure proper communication between different VLANs and optimize network segmentation.mplement and enforce network security measures to protect data and ensure compliance with industry standards.Regularly review and update security policies and procedures in alignment with best practices and regulatory requirements.Maintain accurate and up-to-date documentation of network configurations, topology, and troubleshooting procedures.Generate reports on network performance, incidents, and resolutions for review and analysis.Provide technical documentation and training to other team members as needed.Involved in configuring and implementing of composite Network models consists of Cisco7600, 7200, 3800 series routers and Cisco 2950, 3500, 5000, 6500 Series switches.Performing the ACL requests change for various clients by collecting source and destination information from them.Maintain company onsite and cloud hosted Data Center.Maintain and serviced Data DomainManaged in house network and led the maintenance and oversight of the Data CenterCreate highly detailed network documentation during operational support and project workServe as a coach to lessor qualified network administrators to elevate their capabilitiesWork directly with Senior IT Leaders in understanding business opportunities, defining IT solutions, obtaining buy-in for recommendations, and ultimately managing the deployment and defining processes for systematic management of the solution.Troubleshoot IPSEC overlay connectivity from SD-WAN appliance to Versa SD-WAN controllers via Internet, MPLS and WBS transports.Understand, diagnose, troubleshoot, and resolve challenges related to network and system problems, and develop solutions to resolve problems.Utilize SolarWinds and other technology, and apply knowledge of SNMP traps and queries, to recommend and build network solutions and processes that help identify network performance issues before issues become wide-spread.Monitor systems and processes to ensure that we meet our documented performance and functional Service Level Agreements (SLAs) through fine tuning of systems as well as elevating other staff capabilities by educating your peers.Coordinate with other subject matter experts to mitigate information security risks and to correct compliance exposures and gapsJuniper to Fortinet firewall conversion (SSG520 to FortiGate 1500D)..Bank Of America Houston, Texas Oct 2017 - Nov 2020Network Security EngineerSupported a Large F5 application delivery LTM, GTM, ASM APM) infrastructure of about one hundred nodes.Using Smart Update, User Management and Authentication in Checkpoint Firewall.Monitoring Traffic and Connections in Checkpoint and ASA Firewall.Hands on experience on all software blades of checkpoint firewall.Maintained and operated on-site mission critical 24x7 data center operations for onsite servers network appliances,Administrate NetScaler PHONE NUMBER AVAILABLE for Access Gateway along with SSLVPN, Gateway load balancing, SSL certificates Management and GSLB ConfigurationPalo Alto firewall troubleshooting and configuring policy based on change request, allowing/denying communication between different segments of the network based on requested portsMigrate, Upgrade and Patch Management of Cisco ASA, Checkpoint, Palo Alto and Fortinet Firewalls.Understand customer requirements for wireless networks and explain how Cisco Meraki will integrate with current infrastructure, as well as service future needs.Experience in Cisco Routing and Switching using 3600, 3700, 3800, 5300, 6500, 7200, 7600Nexus 7k, Nexus 5k, Nexus 2k& ASR 9000, 1000 series routers Meraki products.Experience working with Nexus 7010, 5548, 5596, 2148, 2248 devicesMaintaining Users and Groups as well as Creation of new Users and Policies. Deployed and manage security controls such as DLP, IPS/HIPS, web content filtering.Log analysis using Checkpoint Smart view tracker and SPLUNK.Configured HSRP and VLAN trucking 802.1Q, VLAN Routing on Catalyst 6500 switches.Hertz, Chicago, IL Jan2015 Sept 2017Network Data SupportExpanding, upgrading, and maintenance of company's large-scale Wide Area Network and its Local Area Network.Supported and troubleshooted day to day End user technical issues and problems using Service Now ticketing tool.Install, Configure, Maintain, and troubleshoot VOIP (SIP) servers, infrastructure, and applications.Assemble and configure switches, routers, firewalls, servers, cabling, and related equipment for data centers.Experienced in Installing and configuring Load balancers and firewalls with LAN/WAN configuration.Hands-on experience in configuring Meraki devices and creating device and feature templates required for SD-WAN implementation.Installed, configured and troubleshooted virtual machines using VMware Venter, vSphere and Vmotion tool.Assisted in troubleshooting complex layer 1 and 2 connectivity using Wireshark protocol analyser and recommended solution for better performance.Experience in IP addressing and subnetting with VLSM, configuring and supporting TCP/IP and DNS.Maintained, supported and provided troubleshooting for Checkpoint Firewall VPN configurations.Understanding of SDN and advanced IP networking.Design, implement, and monitor re-design of corporate network with Cisco Meraki SD-WAN solution.Experience working with Cisco Nexus 5k, 7k series switches for data centre.Experience designing, implementing and supporting network segmentation in a data centre environment using Cisco ASA firewall solutions.Involved in Troubleshooting network security related incidents, problems, recommended remediation actions, and performing root cause analysis.Worked on Checkpoint and Palo Alto Firewall for security of client networkExperience on configuration and troubleshooting of routing multi-area OSPF.Regularly resolved ticket in remedy answered user inquiries regarding computer software and hard ware operation set up.Riverbed Steel Central Net Profiler use in analysis to pinpoint root cause of either network or server application issue.Utilized practical expertise in TCP/IP protocols and system administration for purposes of maintaining and troubleshooting network security measures.Audited network designs to ensure all network infrastructure and security devices were configured in compliance with DoD requirements.Worked on Troubleshooting Network Routing protocols such as BGP and EIGRP during migrations and new client connections.Maintain day-to-day operation of checkpoint security solution and insure secure access to information across the network.Riverbed Net Collector implementation for monitoring network infrastructure devices.Monitor IPS/Firewall network security events and usage logging; responding, documenting, and resolving network security exception events.Installed, upgraded, replaced routers, switches, patch panels and network cables as needed.Implemented Splunk to drive reporting and search for data collected from Cisco ISE.Installed and configured DHCP, DNS Server.MTN Network, Lagos, Nigeria Aug 2012 Dec 2014Helpdesk TechnicianHelpdesk Software Monitoring several different queue sSecurity tickets, Stale accounts, Stale computer non-logons unauthorized softwareSupport of Microsoft Office, Microsoft Windows Win7, Win8, Win10McAfee, Trend Micro AntivirusHP, Dell, Xerox, Konica Minolta printer supportDell Latitude OptiPlex computer supportMicrosoft Surface Tablets and LaptopsiPhone SupportImaging laptops and desktopsAsset ManagementNetwork troubleshootingEDUCATIONBachelor of Science: International relations,OAU, Ile-ife, NigeriaCertificationCisco Certified Network Associate (CCNA)Cisco Certified Network Professional Routing & Switching (CCNP)Technical Skills:Networking Technologies LAN/WAN Architecture, TCP/IP, Frame Relay, VPN, VLAN, VTP, NAT, PAT, STP, RSTP, PVST, MSTP.Networking Hardware Cisco Switches & Cisco RoutersRouting Protocols OSPF, IGRP, EIGRP, RIP, MPLS, IS-IS BGP, MulticastingFirewall Palo Alto5020B, Checkpoint R77, Cisco PIX & Cisco ASA.Security Technologies PAP & CHAP.Operating Systems Windows XP, Vista, Windows 7 & 8, Terminal Server, Citrix, Windows 2003 & 2008.Features & Services HSRP, GLBP, IRDP, NAT, SNMP, SYSLOG, NTP, DHCP, CDP, DNS, TFTP and FTP ManagementProgramming Languages CNetwork Monitoring Cisco Works 2000, Wire Shark |
