GREG VALKER
P.O. Box 1057 • Herndon, VA 20172-1057
Greg.Valker@Valker.net • 571-264-1901
HIGHLIGHTS

HARDWARE: Configuration and installation of Compaq and Dell Servers, RAID arrays, DLT Tape Jukebox Backup
systems, Cisco Catalyst Layer 3 Switches, Cat5 Facility Wiring, Avaya phone systems, RIM Blackberry wireless devices,
Biometrics Fingerprint Capture Scanners, Document Scanners, Smart Card readers, ADIC Tape Libraries, Cisco VOIP Phones

SOFTWARE: Microsoft Windows 2000, NT 4.0, Windows XP, Microsoft Exchange 2000, Microsoft Active Directory
implementation and migration, Microsoft Office Suite, Microsoft SMS, TCP/IP, DHCP, DNS, Remedy, Oracle client
installation and configuration, Symantec Ghost, Symantec Anti-virus server, Microsoft Terminal Services, Windows XP
Remote Assistance, Cisco IOS, Argent Monitoring Services, Cisco Call Manager, Unity Voicemail, RightFax Faxserver system,
VMWare Virtual Infrastructure Client

DOMAIN / FUNCTIONAL AREAS: Network Consulting, Network Design, Project Management, LAN/WAN
Administration, Microsoft Exchange Administration, Information Assurance

TOOLS & METHODOLOGIES: Systems Management Tools, Microsoft Active Directory, writing Batch Files, Microsoft
Baseline Security Analyzer, Windows Server Update Services

EXPERIENCE SUMMARY

Technical expertise is firmly based in eight years of experience in systems and network administration.  Well honed technical
skills and steep learning curve contribute greatly to any team effort.  Experience includes participation in, management and
coordination of many large technical projects, to include:

  •        Migrating to Active Directory from a Windows NT 4.0 server environment.
  •        Integrating multiple Active Directory Forests and Exchange Servers after company mergers.
  •        Post merger migration of IP subnet schemas to a NAT’ed private IP address schema with a regionally
               super-netted plan.
  •        Coordinating and planning physical relocation of an entire voice and data office infrastructure for 100+
               users over the course of one weekend with virtual transparency and minimal business impact.
  •        Creating network database and diagram based on survey conducted with company sanctioned port-scanner,
               baseline security scanner, and command-line analysis of network switched and routers.
  •        Participating in the planning and design of network infrastructure for new office construction.  This planning
               was a strategy to wire a three-story office with an atrium within the cable length requirement of Ethernet standards.
  •        Acting as company liaison with construction contractors and architect during construction of  new office.
  •        Planned most cost effective and secure method to re-wire network infrastructure when office was downsized
               and space subleased.
  •        Trained office personnel in programming of Siemens facility security.
  •        Installed and configured multi-layered switched networks with Cisco Catalyst switches.
  •        Supervising Installation Team.
  •        Management of Implementation Projects.
  •        Procurement of equipment for clients.
  •        Configured and used Argent Monitoring Suite.
  •        Configured and used ADIC tape Library.
  •        Deployed Windows patches with Windows Server Update Services.
  •        Installed and configured end-user devices and accounts on Cisco VOIP phone system.
  •        Spearheaded Pilot of RightFax Fax server and clients on VMWare environment with Fax over IP.
  •        Deployed software and update packages to SMS collections built with queries to target deployments.
  •        Installed and Configured CCURE 800 security system with ISTAR Panels

EXPERIENCE
Edgesource, Alexandria, Virginia                                                                                                        June 2011 – Present
F.L.E.T.A. Accredited Information Assurance Instructor
Information Assurance Branch Contractor for United States Department of State
  •        Extensive International Travel and Logistics Coordination
  •        Instructor for Information Assurance for System Administrators
  •        Instructor for Information Assurance for Information Systems Security Officers
  •        Instructor for Information Assurance for Managers
Unisys Corporation, Reston, Virginia                                                                                         October 2007 – June 2011
Consultant I
RFITV contract for PM J-AIT U.S. Army Information Assurance Windows Team Lead
  •        Enforce security regulations to make sure project complies with security requirements
  •        Supervise everyday tactical operations of windows team to make sure they work to further the long-term goals of  
               client and team
  •         Inspect and update systems to ensure information assurance and security compliance to maintain Authority
                To Operate
  •         Helped develop and execute project plans for office and server room moves as well as emergency server relocation
                from Reston to Germany
  •         Create, scan  and document various workstation baselines to make sure they comply with security   
                requirements
Physical Security Analyst on contract for ING
  •         Contributing Author on detailed design document for project
  •         Designed and configured CCure Physical Access Control System (PACS) to include multi-layered defense in depth
                physical security areas with some portals requiring two and even three factor authentication for entry.
  •         Configured system to include duress signals for personnel utilizing entry points.
  •         Configured N-Man rules for highly secure areas and escort rules for areas visitors might have access to.
  •         Also worked with team to integrate physical access control system with automated Common Operating Picture
                (COP)
Strategic Border Initiative (SBInet) contract for Customs and Border Patrol (CBP) Department of Homeland Security
(DHS) Windows Administration Team Lead
  •       Imaged workstations with Altiris
  •       Cloned virtual servers on Virtual Infrastructure Client
  •       Ensured all necessary steps were taken to preserved version control of documentation to meet Configuration
              Management requirements
  •       Wrote and executed Change Requests and Temporary Design Deviations
  •       Wrote Functional Requirements and System Design documentation

The Revere Group, Tampa, Florida                                                                                    October 2006 - September 2007
Systems Engineer for GunnAllen Financial

  •        Key contributor to RightFax Pilot and Deployment.
  •        Administered RightFax Server.
  •        Continued with customization of Argent Monitoring Software.  Creating Alert macros and Interfacing with
               APC UPS and environmental units via SNMP traps.
  •        Deployed SMS client to workstations and providing management with reports of statistics on an as
               needed basis.
  •        Created SMS packages, programs, and advertisements to deploy applications, remove applications and make    
               registry adjustments to collections of workstations created through custom SMS queries.
  •        Created MS Visio drawings of server room physical and logical layout.
  •        Worked with EMC Virtual Infrastructure client to maintain virtual servers.
  •        Used Legato Networker to backup both physical and virtual servers.
  •        Used Iron Mountain Secure Sync website to assign retention times to media that is picked up by courier.
  •        Documented Policies and Procedures for on-site audits.
  •        Worked with team to apply changes and patches to environment that provided client with smooth
               transition to new DST schedule for 2007.
  •        Continued to provide occasional support to Telephony and Blackberries.


Robert Half Technology, Tampa, Florida                                                                                      July 2006 - October 2006
Systems Engineer for the Revere Group (became permanent employee Oct 2006)

  •         Applied Microsoft patches to enterprise using documented company notification, change request and
                approval procedures.
  •         Configured Argent Guardian suite to monitor network, alert technical staff of system failures, and create
                and send out reports on various system statistics.
  •         Attended weekly project planning meetings.
  •         Installed and troubleshot Cisco VOIP devices.


Realtime-IT, Dothan, Alabama                                                                                             November 2005 - March 2006
Field Services Team Leader

  •        Planned and implemented projects for multiple support clients.
  •        Interfaced with various vendors and act as advocate for clients.
  •        Managed workload and set objectives for Field Services Team.
  •        Designed and built Windows 2003 Active Directory Domains.

General Dynamics Network Systems, Needham, Massachusetts                                        January 2005 - September 2005
Southwest Asia Network Engineer Army Solutions

  •         Design configuration files and IP schema plan for Cisco Catalyst 6509, Cisco Catalyst 6513 and Cisco   
                3750 switches for core network to be installed at Victory Base, Baghdad, Iraq.
  •         Build and configured network in lab environment in Boston prior to deploying to Iraq.
  •         Deploy to Iraq and work around numerous logistic complications to accomplish mission.
  •         Receive extensive training in Building Multi-layered Switched Networks as well as Cisco IP telephony basics.
  •         Interface regularly with other contractors regarding outside plant construction as well as power      
                and other environmental issues.

Harris Corporation, Falls Church, Virginia                                                                            August 2003 – January 2005
Senior Systems Analyst

  •         Installed and upgraded United States Consulate computer systems at United States Consulates and Embassies.
  •         Participated in pilot installation of biometric fingerprint capture devices on consular systems.
  •         Trained Department of State Foreign Service Officers in use of all aspects of consular applications.
  •         Managed teams sent to deploy hardware, software and training at United States Consulates and Embassies.
  •         Created Test LAN environment.
  •         Troubleshot network and workstation problems.
  •         Interfaced with clients of all technical levels.
  •         Provided innovative technical solutions for challenges facing the Domestic Operations client, such as automating
                tasks through scripting to reduce margin of error.
  •         Designed workstation images in an effort to facilitate standardization and minimize down time if need of physical
                relocation or replacement becomes necessary.
  •         Created internal team network for use in ‘sandbox’ testing.
  •         Created prototypes for network login scripts.
  •         Designed methods to automate installation and replacement of anti-virus systems on workstations.
  •         Created XP workstation image for upcoming deployment to all domestic Consular Affairs users.
  •         Revamped Windows 2000 Professional image currently used by Consular Affairs users.

Dimension Data/Proxicom, Inc, Reston, Virginia                                                                          May 2000 – August 2003
Voice/Data Network Analyst

  •         Managed voice/data/security infrastructure.
  •         Facilitated office construction and relocations.
  •         Ensured data security both through applying necessary patches and configurations, as well as educating users
                in ways to combat social engineering.
  •         Maintained local PBX, voice-mail, data servers, routers, data switches and site security.
  •         Implemented 2000 Active Directory schema for both domain and exchange company integration.
  •         Supported wireless applications and tools, such as Blackberry Enterprise Server System.
  •         Supported Lucent Wireless Local Area Network.

Forsythe Nuclio, Skokie, Illinois                                                                                               February 2000 – May 2000
Wide Area Network Analyst

  •         Ensured optimum performance of clients’ wide area networks and notified them of outages
                within ten minutes of outage.
  •         Initiated and escalated circuit service tickets with telecommunications service providers.                      
  •         Created reference database and website to expedite diagnosis and notification process for helpdesk staff.
  •         Interacted with customers of varying technical experience.
  •         Utilized HP Openview to monitor performance of Cisco Routers and Switches on client networks.
  •         Documented problems and solutions to facilitate future diagnostics and procedures.

EDS/MCI WorldCom, Chicago, Illinois                                                                                     June 1997 – February 2000
Network Analyst

  •         Facilitated regional data infrastructure and user support for six area offices, involving monthly onsite visits.
  •         Implemented Y2K preparations and upgrades for all six area offices.
  •         Troubleshot server, workstation and network hardware and software issues.
  •         Communicated with customers of differing degrees of technical experience.
  •         Installed and replaced internal components of servers.

EDUCATION

  •         December 1999  DePaul University, Chicago, Illinois.  Certification in Local Area Networks, including extensive
                training in TCP/IP and OSI  model theory.  
  •         May 1997 Illinois State University, Normal, Illinois.  Bachelor of Arts with double major in Russian Studies and
                Political Science and double minor in Economics and Anthropology.  Included three years of Russian language
                training, extensive concentration on Foreign Relations, as well as Middle Eastern Political Studies.  Concentrated on
                Macroeconomics for Economics minor and cultural studies for Anthropology minor.

OTHER TRAINING

                Boca Raton Florida,
  •         January 2007 Argent University, Farmington, Conneticut, Certification in Argent monitoring software.
  •         April 2005 Global Knowledge, Needham, Massachusetts.  Cisco IP Telephony.
  •         January 2005 Global Knowledge, Needham, Massachusetts. Cisco Building Multi-layered Switched Networks.
  •         September 2004 Diplomatic Security Services, Department of State.  Securing Data Networks,
  •         September 2002 Learning Tree, Schaumburg, Illinois.  Interconnecting Cisco Network Devices
  •         November 2000 Lucent Technologies, Chicago, Illinois.  Certification in Lucent PBX Administration.  

OTHER EXPERIENCE

                current political and economic conditions.   Also, selected an economic basket of goods and monitored price
                fluctuations of that basket during the length of internship.

SECURITY CLEARANCES

  •         I hold a current clearance.  Inquire for details

CERTIFICATIONS
  •         August 2013 C|EH EC-Council License ECC983379
  •         April 2011 ITIL v3 ISEB License gb0434513
  •         May 2010 CISSP (ISC)2 License 367021
  •         July 2009 Security+ CompTIA License COMP001009049743