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Senior Network Engineer / Administrator / Telephony Administrator ColoradoIndustry experienced and trained in Network Engineering and Network Administration. Design, install and deploy Network monitoring and management tools like Cisco ISE, SolarWinds, Splunk etc. Design, install, maintain and troubleshoot Wide Area Networks (WAN). Design, install, maintain and troubleshoot Local Area Networks (LAN) and the administration of Linux and Microsoft Windows servers.TECHNICAL EXPERTISENetwork Engineering • Configure Dot1x Authentication on Cisco Switches, for network authentication and authorization against Cisco ISE.• Configure Cisco TrustSec (Cisco ISE) on Cisco switches for secure access to network services and applications• Design scalable Wide Area Networks (WAN)'s and Local Area Networks (LAN).• Install, configure and troubleshoot MPLS, OC12, OC3, DS3, DS1 (T1), ATM, Frame relay, xDSL and ISDN.• Networking protocols, OSPF, BGP, IGRP EIGRP, RIP, RIP2, TCP\IP, IPX, NAT and PAT.• Network hardware, Cisco routers 12000, 7500, 7200, 2600, 2500, 1800, 1700, and 1600 series ect. • Network hardware Cisco switches 9500, 9300, 6500, 4500, 5500, 2900, series and FastIron Foundry switches. Juniper M7i.• Voice over IP (VOIP) Phone System deployment for LAN/WAN use and multiple site configurations.• Configure, install, maintain and troubleshoot firewalls, Virtual Private Networks (VPN)’s, fwbuilder, iptables and M0N0Wall.• Installation of vertical and horizontal media such as: CAT5e/6, UTP, STP, Coax and Fiber-optic cable. Network Administration• Linux administration of network monitoring servers, Nagios, Cacti, Smokeping, Big Sister, NTOP, NMAP • Install and deploy Apache Web servers on Linux and Microsoft Web Servers running IIS. • Domain Name Service Administration, DNS, Bind running on Linux and Infoblox. • Install, configure and maintain FTP Servers under Linux and Windows.• Install, configure and maintain Email Servers under Linux (Sendmail) and Windows (Imail).• Configure and maintain file and print servers on Local Area Networks (LAN).• Troubleshooting and resolving desktop and laptop problems associated with Linux, Windows XP/7/10 and Win 2012-2016 Server.• Knowledge of various operating systems including Linux (Red Hat ES, SUSE, Debian, Linux from Scratch), Win XP/7/10 and Win Server)• VMware ESXi server deployment and deploying Virtual Machines (VM)
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Director Of TechnologyMereo FiberChandler, Az, Us -
Senior Network EngineerAirebeam Jul 2022 - Present• Network Design and deployment of WISP network environments, utilizing best industry practices.• Management of the Network engineering team and driving project to accelerate the growth of the company, while building scalable and reliable networks and systems.• Configuration and deployment of Palo Alto firewalls for secure network management in an ISP environment. • Deployment and design of fiber PON systems (G-PON, XGS-PON) to provide ‘fiber to the home’ services in green field and brown field environments in Arizona (Calix, Ufiber). • Deployment and configuration of Cambium, Siklu and Ubiquiti wireless AP’s and BH’s in a WISP environment to provide internet services to rural locations in Arizona. • Management and monitoring of VMware ESXi servers, build and deploy Virtual Machines (VM). • Build and configure network performance/monitoring servers from Open Source tools, LibreNMSs, Cacti, remote logging and Smokeping on Linux (PHP, MariaDB, and RRDtool). -
Senior Network Security EngineerCna National Warrantee Apr 2021 - Jul 2022• Management and upgrades of Cisco Firepower Next-Generation Firewalls (NGFW) and Intrusion Prevention Systems (IPS) - securing traffic in multiple data center locations, cloud (AWS and GCP) and office locations. • Design and deployment of Panorama Centralized Management servers, deployment of Palo Alto Next-Generation Firewalls ()NGFW) to replace Cisco Firepower NGFW’s and IPS’s in production.• Design and deployment of a new SolarWinds Network Performance Monitor (NPM) deployment, for network monitoring and management, configuration management (NCM) of the full CNA network environment. • Day to day operation, upgrades, and management of Cisco Identity Service Engine (ISE), for network device authentication TACACS and Dot1x end-user Authentication on Cisco Switches (AAA). • Network Design, configuration, and maintenance of data center, cloud and office network environments - utilizing best practice network technologies: MPLS, IPsec/GRE VPN, OSPF, BGP, EIGRP, OSPF, VRRP, HSPR VRF’s.
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Senior Network EngineerKodak Alaris Jan 2019 - Apr 2020Rochester, New York, Us• Global Deployment of Cisco ISE, Dot1x, TrustSec, TACACS+• Configuration and deployment of Palo Alto firewalls for SCADA environments, supporting manufacturing environments.• Install and Deploy Cisco Identity Service Engine (ISE) and migrate off end of life Cisco ACS systems. Configure network device authentication in ISE using Authentication, Authorization and Accounting (AAA). • Configure Dot1x Authentication on Cisco Switches, for network authentication and authorization against Cisco ISE.• Configure Cisco TrustSec (Cisco ISE) on Cisco switches for secure access to network services and applications.• Network Design, configuration and maintenance of a large network environment, utilizing: MPLS and IPsec/GRE VPN - OSPF, BGP, EIGRP, OSPF, VRRP, HSPR VRF’s.• Upgrade and migration of SolarWinds Network Performance Monitor (NPM), Server & Application Monitor (SAM), Network Configuration Manager (NCM) and other SolarWinds modules such as Netpath, WPM, IPAM, VNQM, WPM, NTA to a virtualized environment. -
Senior Network Engineer/Monitoring-Infosec TeamCoresite Feb 2017 - Feb 2018Denver, Co, Us• Install and Deploy Cisco Identity Service Engine (ISE) and migrate off end of life Cisco ACS systems. Configure network device authentication in ISE using Authentication, Authorization and Accounting (AAA). • Build wireless secure access and guest self-service registration portals in Cisco ISE and Cisco Wireless LAN controllers (WLC). Build and deploy access policies for guest wireless bring-your-own-device (BYOD) networks. • Manage multiple Solarwinds deployments for the environmental monitoring of all network devices and servers that support the operation of the CoreSite 18 data centers, 375+ ISP networks and 300+ cloud providers. • Configuration of Solarwinds Network Performance Monitor (NPM), Server & Application Monitor (SAM), Network Configuration Manager (NCM) and other Solarwinds modules such as Netpath, WPM, IPAM, VNQM, WPM, NTA. • Manage the production deployment of multiple Cisco Unified Communications Manager (CUCM) “Callmanager” and Cisco Unity systems. Support the production operation and call flows for video security door cameras and video phones.• Installation and management of Cacti open sourced monitoring tool. Installation of the MAC track and auto8 plugin for MAC address tracking and auto graph generation.• Installation and management of Smokeping open sourced monitoring tool for graphing network latency.• Installation and management of Splunk Enterprise for log collection, network monitoring and log data in real time.• Management and monitoring of multiple VMware ESXi servers, build and deploy Virtual Machines (VM). -
Senior Network Engineer - Team Lead Network EngineeringBt Conferencing Oct 2009 - Jan 2017London, Gb• Network Design, configuration and maintenance of a large ASP (Application Service Provider network) environment, utilizing: MPLS and IPsec/GRE VPN - OSPF, BGP, EIGRP, OSPF, VRRP, HSPR VRF’s and QOS• Design and configure customer video networks, utilizing VRF’s and Context firewalls to maintain customer traffic and security separation on a common virtualized network infrastructure.• Installation and deployment of Cisco ASA security contexts firewalls, in a virtualized network environment • Design, deploy and operate Cisco 12000 series GSR (Gig Switch routers) and ASR (Aggregation Services Routers) running XR IOS• Designed customer connectivity models for MPLS customers connecting on shared access MPLS circuits. Deployed this environment using recursive BGP routing to advertise routes into the BT ASP network. • Design, install and configure Cisco Wireless Networks. Using Cisco Wireless Control Systems (WCS), Cisco Wireless LAN Controllers (WLC) and Cisco Aironet lightweight Access Points (AP’s) • Maintain Cisco ACS TACACS• Install and configure Solarwinds Orion NPM (Network performance servers)• Build and configure network performance/monitoring servers from Open Source tools, Nagios, Cacti, remote logging and Smokeping on Linux (PHP, MySQL, and RRDtool). -
Senior Network EngineerOpenwave Systems Jun 2006 - Oct 2009Redwood City, UsRe-called from Lay off 11/2007• Network Administrator responsible for the high availability operation, configuration and maintenance of multiple Cisco IP telephony Phone systems.• Configure and maintain Cisco Call Manager (CCM) and Cisco Internet Protocol Contact Center (IPCC) clusters. • Design, Install and configure Cisco Call Manager Express (CME) phone system with Unity Express voice mail. • Installation and configuration of Cisco VOIP Gateways for MGCP and H.323. Testing and turn up T1 Voice PRI Circuits.• Maintenance and expansion of a large high availability switched network. Configuration of multiple VLAN’s through VTP and QOS for VOIP phones. (Cisco Catalyst 3560 switches)• Maintain Cisco Pix and Net Screen firewalls and VPN’s to remote locations.• Design, install and configure Cisco Wireless Networks. Using Cisco Wireless Control Systems (WCS), Cisco Wireless LAN Controllers (WLC) and Cisco Aironet lightweight Access Points (AP’s) -
Senior Network EngineerOpenwave Systems Jun 2006 - Nov 2007Redwood City, Us• Network Administrator responsible for the high availability operation, configuration and maintenance of multiple Cisco IP telephony Phone systems.• Configure and maintain Cisco Call Manager (CCM) and Cisco Internet Protocol Contact Center (IPCC) clusters.• Design, Install and configure Cisco Call Manager Express (CME) phone system with Unity Express voice mail.• Installation and configuration of Cisco VOIP Gateways for MGCP and H.323. Testing and turn up T1 Voice PRI Circuits.• Maintenance and expansion of a large high availability switched network. Configuration of multiple VLAN’s through VTP and QOS for VOIP phones. (Cisco Catalyst 3560 switches)• Maintain Cisco Pix and Net Screen firewalls and VPN’s to remote locations.• Design, install and configure Cisco Wireless Networks. Using Cisco Wireless Control Systems (WCS), Cisco Wireless LAN Controllers (WLC) and Cisco Aironet lightweight Access Points (AP’s)
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Senior Network EngineerMesa Networks Jul 2004 - Jun 2006Senior Network Administrator / Network Engineer• Configure and maintain Linux Routers, utilizing IPROUTE2 and Zebra for Static, OSPF and BGP routing.• Build network monitoring servers from Open Source tools, Nagios, Cacti and Smokeping • Build and configure wireless hotspots (Captive Portals) using Wrap and Soekris embedded PC hardware. • Configure and maintain Linux firewalls on embedded and standard PC hardware (M0n0Wall), Configure and maintain Cisco Pix, NetScreen and SonicWall firewalls. • Setup and Configure bandwidth management servers, Netequalizer software running on Debian. • Setup and Configure network monitoring servers for monitoring IP traffic, NMAP, AMAP, NTOP and Ethereal • Create custom shell and Pearl scripts for the automation of server processes. • Advanced knowledge of iptables and tools such as fwbuilder, for building advanced firewalls in Linux.
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Network EngineerPresilient Llc (Formerly Incentra) 2005 - 2005
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Lead Network EngineerSbc Communications, Inc. (Qwest Communications Mar 2001 - Sep 2002• Responsible for the deployment and design of new network segments. Initial configuration and troubleshooting of newly deployed Cisco routers and catalyst switches.• Resolved Network connectivity issues on circuits, troubleshot and tested with Local Exchange Carriers (LEC). • Provided technical consulting skills to Qwest field service technicians, performed equipment upgrades, migrations and network expansions.• Provided technical field training to Qwest Central Office employees, Cabling and the installation of Cisco routers and switches.• Managed and trained network connectivity staff.
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Network EngineerWebaccess 2000 - 2001
Michael Liddle Skills
Michael Liddle Education Details
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Cisco Training/Network EngineeringNetworking -
Front Range Community CollegeComputer Science
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Federal Aviation Administration / Colorado Aero TechAviation
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Red Rocks Community CollegeCriminal Justice/Police Science
Frequently Asked Questions about Michael Liddle
What company does Michael Liddle work for?
Michael Liddle works for Mereo Fiber
What is Michael Liddle's role at the current company?
Michael Liddle's current role is Director of Technology.
What is Michael Liddle's email address?
Michael Liddle's email address is mi****@****rks.com
What is Michael Liddle's direct phone number?
Michael Liddle's direct phone number is +161759*****
What schools did Michael Liddle attend?
Michael Liddle attended Cisco Training/network Engineering, Front Range Community College, Federal Aviation Administration / Colorado Aero Tech, Red Rocks Community College.
What skills is Michael Liddle known for?
Michael Liddle has skills like Cisco Technologies, Switches, Wan, Routers, Firewalls, Networking, Tcp/ip, Voip, Vpn, Network Engineering, Lan Wan, Cisco Call Manager.
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