Michael Anthony Cagle Jr.


SUMMARY: Software Developer (Perl, Python; Bash, Korn); Systems Administrator (Linux, Cisco, UNIX); Web Developer (PHP/Java Script/HTML); Project Manager; Local/Wide-Area Network (LAN/WAN) engineering professional with over 16 years experience developing automation, administrating systems, and designing LAN/WAN architecture. Function well on projects in both team and individual efforts.



  • Computer Programming: Perl, Python, PHP, Java Script, Bash/Korn shell, HTML, and Regular Expressions

  • Systems Administration: Linux, Cisco, F5, Sun Solaris UNIX, BSD UNIX, VMware, and Microsoft Windows

  • Applications and Services: KVM, vSphere, HTTPS, MySQL, VoIP, SNMP, DNS, SMTP/POP3/IMAP, and RSA SecurID

  • TCP/IP: IP network traffic analysis, BGP/OSPF IP routing, and IP filtering (firewalls)



AT&T Dallas, TX 2004-Present

Senior-Systems Administrator

  • Designed and developed production and backup solutions for implementation of Cisco HCS architecture.

  • Developed PHP/HTML/Java Script web interface to search, view, and download logs.

  • Created a backup system and wrote Perl programs to copy configurations from network devices daily.

  • Developed eight PHP/HTML/Javascript programs to automate user requests for accessing SFTP, TFTP data.

  • Designed network layouts, IP routing (BGP/static), NAT, and Firewall configurations for production.

  • Installation/Administration of systems on Cisco UCS with VMware vSphere and NetApp storage.

Senior Specialist

  • Awarded the Key Contributor Award 2009 and 2010.

  • Developed web and CLI applications on production systems: Perl:CGI, PHP, HTML, Python, Java Script, and Korn Shell

  • Administrated over 300 Sun UNIX servers: DNS, DHCP, HTTPS, SMTP, MySQL, RSA SecurID, and Radius

  • Administrated multiple clusters of F5 Big-IP on a nation wide network.

Senior Engineer

  • Awarded the Global Network Operations Leader Award 2008.

  • Wrote Perl programs to automate the NOC monitoring display servers and the creation of users for the NOC Linux server.

  • Worked with wide range of WAN connections (Ethernet, ATM, OC, Frame Relay, T3, T1, and XDSL circuits).

  • Created tools for the NOC using Perl, PHP, and HTML.

  • Administrated Linux servers for VoIP services (MGCP and SIP).

  • Troubleshoot BGP, OSPF, IGRP, and static routing issues on a Cisco WAN.

  • Supported a nationwide MPLS network for dedicated network based VPN (NVPN) customers on Cisco Infrastructure.

Volt Technical Service (T-Mobile NOC) Dallas, TX 2003

Network Specialist

  • Configured Cisco 7206 and 1721 routers; Cisco 3550 and 2950 Catalyst switches; Cisco 1120, 350, and
    340 Wireless Access Points; and Cisco 3002 VPN.

  • Compiled new sites for SNMP, configured network elements for monitoring, and calculated network availability.

EarthLink, Inc. Dallas, TX 2000-2003

Network Administrator

  • Outstanding Contribution Award 2002.

  • Created Perl programs for generating reports of polled network statistics and for adding new devices to be monitored.

  • Administrated production customer-facing UNIX DNS servers, Cisco routers, switches and firewalls..

  • Troubleshot BGP, OSPF, static routing, T-carrier (T3, T1), Frame Relay, and ATM on Cisco IP routers.

  • Designed a monitoring & maintenance system on a Linux server to maintain lab using Perl, Bash shell programming.



Cisco Certified Network Associate (CSCO10371588 Exp 2004); Collin College 1998-2000; Richland College 1997-1998