Professional Summary:
Over twelve years experienced in, network design, and implementation of Cisco and Juniper systems, routing, and switching. With an additional four years of network security in implementation. Eight years of Military experience in Satellite and Microwave communication. Experienced in analyze and design of business applications on complex systems for large-scale TCP/IP networks. To Included, experience in data base management concepts, and the utilization of UNIX and Linux programming languages.

Professional Experience:
Sr. Infrastructure Network Administrator Confidential,
October 2008 – Present)

• Responsible for designing hierarchical network structures and assigning IP sub networks over various physical media For Clearwire Data Center.
• Ensured optimal performance of networks and infrastructure devices.
• Advanced Router/Switch knowledge such as managing and configuring boot image files, creating and configuring VLANS, and writing Access Control Lists for security purposes.
• Network security configuration and management of Cisco ASA 5510 Firewall using ASDM.
• Setup and troubleshooting of IPSEC VPN Tunnel connections on the Cisco ASA 5510.
• Configured firewall access rules to segment communication between devices on the LAN, DMZ and WAN network zones.
• Responsible for the racking and stacking of Cisco 3750, HP Procurve and Dell Blade 3130x switches in the Clearwire data center.
• Installed Patch Paneling and traced network cable at the Data Center.
• Proficient with using Linux servers to add network routing and OpenVPN solutions for connectivity.
• Added network devices to Domain Name Services for name to binary association for locating them on the network.
• Experience in Virtualization, VMware Infrastructure 3 and vSphere 4.
• Detailed understanding of advanced Windows Services including: Terminal Services, IIS Server, Application Servers, Exchange, and SQL.
• Protocols used were Inter-Switch Link, VTP, and 802.1Q for communication between network devices.

Network Engineer III Confidential,
(April 2006- October 2008)

• Responsible for 24 x 7 tier 3 support for the company’s video, VOIP and high speed data cable network.
• Familiar with Avaya*s, Nortel, and Cisco*s IP Telephony solutions.
• Analyzed and solved configuration issues on Cisco 10000, 7600, 12000, 3550, router and switched network platform.
• Utilized and configured WAN network routing protocols such as BGP4, OSPF, EIGRP, RIP, TCP/IP, and IS-IS.
• Added and set-up customer networks for peering sessions on BGP over Charters network.
• Worked as part of a team to standardize configurations for voice and high speed data convergence.
• Interfaced with vendors to test and launch new products for Charter Communications customers.
• Provisioned fiber optic distribution networks on the Cisco Optical Network System 15000 series system to provide end to end connectivity for customers over OC-3 and OC 48.
• Performed network security functions by opening ports and creating policies and IPSEC LAN to LAN Tunnels on Cisco PIX and Juniper firewalls.
• Configured GRE VPN Tunnels with Local Payment Centers from the Cisco 7206 router for connectivity back to the corporate network.
• Good understanding of fundamental security (i.e. Access Control, Defense In Depth, Differences between Authentication and Authorization, etc)
• Knowledge of application, connectivity, hardware, peripheral including printers and scanners, network monitoring tools and TCP/IP protocol.

RF Field Engineer Contractor Confidential,
(April 2002- Feb. 2006)

• Performed RF forward and reverse sweep signal analysis of the cable plant from the field to Data Center office to test carrier signal levels.
• Spliced Fiber optic cable on the companies infrastructure to improve quality of Data, video and voice services.
• Performed service calls from customer homes to test RF signal quality to the central office.
• Test Equipment used was SDA 5000 , HP 8510 and Light meter to measure loss at the node.

Cisco Network Engineering Consultant Confidential,
(September 2001 to Feb. 2002)

• Directly responsible for network configuration management, tier 3 support, and WAN consulting for a six month contract with AT&T in Bridgeton, MO.
• Analyzed and solved configuration issues on Cisco 7600, 12000, 7246 router and switched network platform.
• Utilized and configured WAN network routing protocols such as BGP4, OSPF, EIGRP, TCP/IP and RIP.
• Added and set-up customer networks for peering sessions on BGP over AT& T\'s network.
• Knowledge of ILEC (Incumbent Local Exchange Carrier), IXC (Inter-exchange Carriers) environment.
• Service and support SUN Solaris, Win 2000 server network platform.

Cisco Network Engineering Confidential,
(May 2001 to August 2001)

• Implemented TACACS security for authorization and authentication on a four month network routing, switch and security contract for this client.
• Interfaced with upper management to improve network performance on the Cisco router and switched network platform by standardizing configurations.
• Utilized network protocols running over Optical network backbone for service and support of a Windows NT, UNIX, and Cisco network platform.
• Perform IOS upgrades, Configuration and Implementation of Routers, Switches and Wireless devices.
• Some of the protocols used were HSRP, RIP, BGP, OSPF, VLAN, and TCP/IP.

Network Analyst III Confidential,
(October 1997 to May 2001)

• Lead responsible for management of 20 personnel, monitoring and level 2 troubleshooting the Network Operations Center.
• Took trouble calls on issues concerning the ATM, Frame Relay, and point-to-point network backbone. Responsible for monitoring routers running BGP4, OSPF, NAT, RIP and protocols.
• Perform initial configurations and oversee maintenance for the Nortel routers and switches.
• Utilized ISDN lines to reconcile issues that interfaced with CSU/DSU and remote access servers for dial platform access to the Internet Service Providers network.
• Provisioned T1, DS3 and Optical carrier circuits for transport of customer data between routers and switches.

RF Communications Operator Confidential,
November 1989 to July 1997)

• Directly responsible set up and operation of microwave, satellite, and UHF/VHF radio frequency equipment throughout the world.
• Served as a Field Radio Operator in Operation Desert Storm in Kuwait (1991).
• Promoted to Sergeant (E-5) in 1995, I supervised and trained Marines in RF communication setup, security and operations.
• Interfaced computers with radio communication equipment in the field for the commanding officer.

Professional Education:

• 2001 Bachelors University MO St. Louis
• 1990 US Marine Corp - Certification in Radio Frequency Communications, Palm Springs, CA
• 2007 - Cisco Certified Network Professional