Christopher A. Tisdale

**** ******* *****

Oxon Hill, Maryland 20745

Home Phone: 301-***-****

Alternate Contact: 240-***-****

E-Mail: acb8ik@r.postjobfree.com

Security Clearance: Public Trust: Active

Top Secret - SSBI: Inactive/Eligible

Objective: To obtain an IT position in the field of network engineering

and information technology that would utilize my current experience, skill

set and training as well as offer new challenges, an aggressive\ proactive

training program and opportunities for career and educational advancement.

Summary of Qualifications: A results driven IT professional with over 15

years of experience encompassing all areas of network integration,

configuration and administration in support of IT networks and information

systems throughout the United States (U.S.). Expertise in the

configuration, implementation, administration, analysis, optimization,

conflict resolution, support and documentation of LAN and WAN network

systems. Lead engineer in IT integration efforts ranging from desktop

rollouts, migrations and support to enterprise wide network and system

integrations, utilizing and directing resources and employees from various

companies and vendors. Provided on-site and over-the-phone IT services and

consultation in support of contracts for various U.S. agencies as well as

the U.S. Armed Forces. Traveled to various facilities throughout the U.S.

to assess capabilities and shortcomings of proposed sites. Configured and

provided support for Cisco network devices, Wireless Network Services, F5

Load Balance Devices and Application Security Manager (L7 Firewall), Intel

based servers and PC's, as well as enterprise applications, including

standard business applications and vendor customized applications for U.S.

Agencies, the U.S. Armed Forces and private companies. Completed IT

projects independently and as a member of a team of IT and non-IT business

professionals. Compared IT solutions from various vendors to identify the

best solution (hardware specifications, software requirements and cost) for

a given set of requirements. Researched a wide range of IT concepts and

technologies in efforts to identify the best solution for a given set of

requirements.

Professional Experience:

U.S. Census Bureau: Telecommunications Office

Wyle Aerospace (as well as previous Contract Owners: Tran Tech Inc., RSIS

Information Systems):

Sr. WAN\LAN Engineer (Tier/Level 3 and 4 Resolver) 06-2006 to

Present

WAN\LAN Network Engineer responsible for the support, maintenance and

configuration management of the U.S. Census Bureau WAN, LAN and WLAN

infrastructure, Cisco Access Control System, F5 Load Balance Devices and

Application Security Manager: Provide Tier 3 and 4 direct support of

Routing and Switching services and resources. Provide supplemental route

and switch support of Wireless, VOIP, Security and Video services and

resources. Provide direct support of Wireless services and resources as

well as the associated applications and clients. Provide direct support of

the Cisco Access Control System. Provide direct support of F5 Load Balance

Devices and the F5 Application Security Manager (L7 Firewall).

Provide daily operational support for U.S. Census Bureau clients: Support

of firewall, VoIP, enterprise services and network services staff's TCO as

well as the Office of Information Security ensuring that a secure data

communication infrastructure is maintained. Provide Tier III and IV

support for client and IT devices as well as network resources. Resolve

issues related to the migration of network devices, clients, servers and

relevant applications and resources to the new U.S. Census Bureau facility.

Assist in the integration and support of Cisco network devices used in the

new U.S. Census Bureau facility. Assist in the configuration, deployment

and support of Routers and Switches used at the U.S. Census Bureau's

primary facility, Data Center and Remote Office facilities. Provide network

support for the Census Bureau Center for Applied Technology. Provide

network support

for the Census Bureau Auditorium Control Center's, as well as several other

conference and training areas.

. Assisted in the removal of link encryption devices from the U.S.

Census Bureau network infrastructure. Re-configured remote office WAN

links to use IPSec as the primary method of data encryption

. Provide WAN circuit support

. Assisted with the migration of network services to the new U.S. Census

facility, 2006.

. Assist in the support and maintenance of vendor provided (Verizon,

Quest, CenturyLink) WAN Circuits

. Integrate Cisco network devices and components (Router\Switch, ACS,

WLC, modular Cisco cards and adapters) into the U.S. Census Bureau

Network Infrastructure locally and at remote facilities

. Complete Cisco network device (Router\Switch, ACS, WLC) code upgrades

and maintenance

. Assisted in the initial deployment of Nexus data center switch devices

for the purpose of Data Center Upgrades

. Assisted in providing support to server admins during the initial

migration of servers to the Nexus data center switch devices

. Assisted in the deployment of Network Services to the Census Center

for Applied Technology

. Migrated Census Internet Gateway services to Cisco "E" chassis devices

during the government shutdown of 2013

. Completed all WLC code upgrades at the U.S. Census Bureau since 2007

. Identified rogue wireless AP's or misconfigured wireless clients,

tracked those devices using the Yellowjacket Wi-Fi analyzer to ensure

that the identified device posed no security threat to the U.S. Census

wireless network

. Migrated the Census HQ and Data Center wireless services from the

Cisco WLC 4402 series devices to the Cisco WLC 5508 series devices

. Implemented WLC configurations to support wireless client

authentications to Cisco Identity Services Engine (ISE)

. Deployed wireless services using the Cisco WLC 5508 at the Census

National Processing Center (NPC) facility in Indiana

. Configured Wireless Anchor configurations to allow HQ hosted wireless

services to be accessed from specified geographical locations

. Migrated the Census Access Control Services from Cisco ACS for Windows

to Cisco ACS 4.2 appliances

. Migrated the Census Access Control Services from Cisco ACS 4.2

appliances model 1113 to Cisco ACS 5.4 appliances model 1121

. Conducted product comparison for the selection of an Enterprise Load

Balance solution with members from both vendors (Cisco vs BigIP/F5)

. Deployed approximately 24 of the 30 BigIP/F5 Local Traffic Manager

Load Balance Devices currently used at the U.S. Census Bureau

. Assisted in the deployment of hundreds of F5 virtuals to support

services such as Web service (Census.gov, and American Fact Finder),

Remedy, Lotus Notes and ldap.

. Assisted in the configuration of IPv6 virtuals to satisfy initial IPv6

mandate that all external services support IPv6

. Migrated specified Cisco load balanced services to the BigIP/F5 LTM

platform

. Deployed the BigIP/F5 Application Security Module (L7 Firewall) to

provide layer 7 application security to specified services

. Assisted with the mitigation of OIS security mandated POA&M's across

all WAN technologies implemented at the Census

Maden Technologies Consulting Inc. Technical Integration Center: 03-2005 to

06/2006

Network Engineer\LAN Manager: 03-2005 to 06-2006

Network Engineer responsible for the support of four separate network

environments, including the Non-Secure Internet Protocol Routing Network

(NIPRnet), Secure Internet Protocol Routing Network (SIPRnet), Joint

Worldwide Intelligence Communications System (JWICS), and the Technology

Integration Center (TIC) Internal Private Network. Network environments

handled both classified and unclassified communications in support of

DoD Advanced Research Projects Agency (DARPA). Support of these

environments included configuration management, upgrades and integration of

new network devices to meet client requirements or specified network

policies, as well as providing standard network support. Extended specified

networks to new areas of the facility. Assisted in the configuration and

implementation of Cisco PIX Firewalls. Assisted in the implementation and

configuration of Blue Coat Proxy network device. Provided minor

administrative support for implemented VOIP solution. Ensured compliance

with National Institute of Standards and Technology (NIST) documentation,

Standard

Technical Implementation Guides (STIG) and DISA Information Assurance

Vulnerability Alerts (IAVA), as well as specified agency's policy for

secure communication configurations and accreditations. Provided research

for proposed implementations and configuration changes and maintenance.

Assisted in the creation of proposals for new contracts by providing

written documentation of proposed implementation and integration

methodology, written documentation of the company's core competency in the

desired disciplines, as well as research for all technical requirements

referenced in the request for proposal. Provided assistance to Server

Systems and Desktop support staff in their efforts to troubleshoot server

and desktop issues. Assisted in the deployment of desktop and server

patches to ensure system security and accreditations. Member of Security

Readiness Review Team assisting in the mitigation of all network

infrastructure vulnerabilities identified during security audits ensuring

network security and accreditations. Provided network engineering support

to Maden Tech Corporate network services.

Northrop Grumman Information Technology: 06-1998 to 03-2005

Network Engineer: 03-2003 to 03-2005:

Lead Engineer in the integration, installation and configuration of the

Logistics Information Management System (LIMS) hardware and software

platform into the Coast Guard Data Network (CGDN+) infrastructure. Provide

technical support to the overall effort of implementing the LIMS solution

into the CGDN+, as well as the Coast

Guard client community and user base. Responsible for providing guidance

and support on Ellipse and the Fleet Logistics Management System (FLMS)

implementation issues. Researched all proposed hardware and software

components to determine the best system configuration needed to support the

application and meet availability requirements. Responsible for all

initial client, server, and network related hardware configurations and

final purchase requirements in support of the LIMS system. Hardware devices

included HP PaRISC based systems, HP disk array, Compaq SAN switches, HP

backup devices, Intel based PC's, Intel based servers, and Cisco devices

totaling over 3 million dollars. Responsible for developing and

maintaining installation and configuration documentation of hardware

solution. Responsible for software identification and software purchase

requirements. Responsible for hardware and software upgrade identification.

Performed site surveys at Coast Guard facilities around the United States.

Lead effort to migrate hardware from development environment to production

environment. Implemented required security configurations to meet TISCOM

and OSC Coast Guard network

security policies. Provided operating systems and software configuration

support on the Intel based PC's and servers, HP backup devices, Cisco

devices (3550, 2948), as well as Citrix Metaframe XP and contract specific

software. Designated the secondary Systems Administrator for LIMS solution

hosted at Coast Guard Operations Systems Center, in addition to Primary

Northrop Grumman FLMS point of contact for integration, installation and

configuration support and testing. Assisted TISCOM with the re-

engineering of the FLMS application to work within TISCOM's Common

Operating Environment network and domain policy. Assisted TISCOM in

testing its new Common Operating Environment against the vendor provided

application. ICGS Technical POC and Lead

Engineer for the integration of FLMS into the Coast Guard Fleet. Configured

local FLMS test environment. Performed test and evaluation of LIMS

hardware and software components. Assisted in the creation of operational

and functional system documentation (e.g., Standard Operating Procedures

and System Administration Documentation). Setup training facility laptops

and switch for the Coast Guard training environment. Provided

network diagrams and updates. Assisted in the planning and implementation

of VPN configurations and connections.

Network Systems Administrator: 5-99 to 3-03:

Network Administrator of a Novell 3.12 environment, Microsoft Windows NT

4.0 environment, Novell Netware 4.11 environment, Windows 2000 environment,

Windows 2003 environment and Windows NT 4.0 IIS web server. Provided

client and server support, performed daily backup of critical information,

restored corrupted files and provided basic network support and

troubleshooting. Provided on-site network administration to a government

client in a Windows NT 4.0 environment. Configured and diagnosed VPN

client connections and issues. Provided

hardware and software installation and configuration support for client,

server and network devices. Performed hardware upgrades and the

installation of peripheral devices to systems and networks, including those

designated to

process classified information. Performed software upgrades. Provided

application and network resource support, ensuring that all users could

perform business critical tasks, as well as access file and print sharing

resources. Responsible for the registration and removal of users into the

network environment, ensuring that network is available to all designated

users at all times. Evaluated hardware and software products and

recommended system enhancements and upgrades. Responsible for audio/visual

equipment. Lead effort to identify and inventory LAN equipment.

Liquidated excess equipment.

Computer Analyst: 6-98 to 5-99:

-Project Design and Implementation: Key contributor in the design and

implementation of the U.S. Marine Corps studies project methodology used to

determine proposed computer allowances for each unit of the U.S. Marine

Corps. This included the design and development of a web based data

collection tool, as well as providing a linked Microsoft Access database to

store all information received. Provided a tool that would allow U.S.

Marine Corps representatives to view selected data via the Internet.

Designed and developed a tool used to provide the respondents a method to

update data or submit new data. Designed and developed a tool to streamline

the integration of all updated or new data into the master database.

Ensured data integrity. Contributed in the design and development of an

automated Microsoft Access/Microsoft Excel data analysis tool. Analyzed

data and proposed computer allowances.

-Web Shell Active Server Page Development: Key contributor in the layout

and design of a web based survey/questionnaire, accompanied with a

supporting relational database, providing a user friendly, as well as

viewer friendly website. Performed updates to HTML code as needed to

enhance site and provide better operability. -Database

Design/Implementation: Key contributor in the design and development of a

Microsoft Access database.

Database was designed to store responses received via an Internet

survey/questionnaire. Provided necessary support, including the design of

queries, forms, macros and modules. Determined relationships. Used

Structured Query Language (SQL).

-Data Analysis Source ID/Manipulation: Used analytical skills to determine

the source of unidentified or misidentified responses. Made corrections as

needed. Analyzed inventory and requirements to determine computer

allowances for the U.S. Marine Corps.

Education\Degree: B.S. Computer Information Science and Systems,

May 1997

Morgan State University

Baltimore, Maryland

Certification\Technical Cisco Identity Services Engine (ISE): Cisco

ISE Configuration and

Training: Management, 02/2013

INE: CCIE Lab Prep, 2011

Note: 2 Week On-Site Boot Camp Scheduled

Certification: Currently Pursuing Cisco

Certifications

Network General: TCP\IP Packet Analysis 2007

BigIP/F5: Introduction to BigIP/F5 LTM 08-2008

CCIE Certification Lab Prep, Sept 2005 - Nov 2005

ASM Educational Center

College Park, Maryland

Certification: Currently Pursuing Cisco Certifications

CCIE Certification Training and Lab Prep, Jan 2003 -

Nov 2004

ASM Educational Center

College Park, Maryland

Certification: Currently Pursuing Cisco Certifications

Microsoft Certified Professional, Jun 1999

Ikon Office Solutions

Arlington, Virginia

Certification: Microsoft Certified Professional

Technical Skills: Hardware: Intel PCs, Network Interface Cards, Intel

Servers, Cisco Routers, Cisco Switches, Cisco

Wireless LAN Controller, Cisco Wireless Location

Appliance, Cisco Secure Access Control System

Appliance, Cisco PIX Firewall, F5 Local Traffic

Manager, F5 Application Security Manager, Fluke

Optiview Integrated Network Analyzer, Fluke Cable

Analyzer, YellowJacket Wi-Fi Analyzer

Operating Systems: Linux, Windows 2003 Server,

Windows 2000 Server and Advanced Server, Windows

Clients (XP, 2000, NT, 98, 95), Netware 4.11,

Management Software: Cisco IOS, Cisco CatOS, NX-OS,

CiscoWorks, Cisco Network Compliance Manager (NCM),

Cisco Wireless Control System (WCS), MS Visio, MS

Project, Cisco Wide Area Application Service

Management System

Network Protocols: TCP\IP, IPv4 and IPv6, IPX-SPX,

DHCP, DNS, WINS, RIP, IGRP, EIGRP, OSPF, BGP

Devices: Devices Include but not limited to: Cisco

Nexus 7018, Cisco Nexus 7010, Cisco Nexus 5548P,

Cisco Nexus 2232 PP 10GE Fabric Extender, Cisco

Nexus 4000 series Intelligent Gigabit Ethernet Switch

Module (IGESM), Cisco 3100 series IGESM, Cisco

Catalyst 6500 series switches (Sup-VS-720-10g,

Sup-720-3bxl, Sup-720-3b, Sup-720), Cisco Catalyst

3500 and 3550 series switches, Cisco Catalyst 3750

series switches, Cisco Catalyst 3750 X with C3KX-NM-

10G module, Cisco Catalyst 4948 series switches,

Cisco ASR 1002, Cisco ASR 1006, Cisco 2600 series

routers, Cisco 2800 series routers, Cisco 3800 Series

routers, Cisco 7200 series VXR router, Cisco 7304

series router, Cisco 4402 and 5508 series Wireless

LAN Controllers, Cisco Air-LAP-1131ag

and Air-LAP-1142n series Wireless Access Points,

Cisco 2700 series Wireless

Location Appliance, Cisco Wireless Access Points,

Cisco Secure Access Server Appliance (TACACS) models

1113 and 1121, Cisco 500 series Wide Area Application

Engine, Cisco Voice Gateways, BIG-IP F5 Local Traffic

Management Devices - 1600, 6800, 8400, 8900 series,

BIG-IP F5 Application Security Manager (Module).

Technology Areas: Systems Analysis and Design,

Network and System Requirements, Network Engineering

Methodology, Systems Engineering Methodology,

Application Engineering, Configuration Management,

Inventory Management, Network, Systems and Client

Integration, Network Administration and Support,

Project Design Methodology, Test and Evaluation

Methodology and Reporting.

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