Timothy L. Greenwell
Twenty two years experience supporting Army and Air Force Theater level Intelligence and Operational Command and Control systems. Primary focus on UNIX and Linux server administration. Additional experiences cover geospatial web service development, Microsoft system support, network administration and security.
Security Clearance: U.S. Top Secret/SCI (renewed 2013)
Education: United States Air Force Academy, Colorado Springs, CO
Bachelor of Science Computer Science, 1986-1990.
Bachelor of Science Russian Language, 1986-1990.
Training and Certifications
CompTIA Security+ Certified Professional, Apr 2013
Advanced I3 Ozone Widget Framework Development Course, Oct 2010
Administrators I3 Development and Integration Course, Oct 2009
Sun System Administrator for Solaris 10 Certification May 2008
Sun Network Administrator for Solaris 10 Certification May 2008
Sun Security Administrator for Solaris 10 Certification May 2008
GCCS-J 4.1.1 Solaris 10/Oracle 10 Training, Mar 2008
ITIL v3 Foundation Certification, Dec 2007
Personalizing Security on Solaris 10 Course, Jun 2007
CompTIA Security+ Certified Professional, Jul 2006
GCCS-A Systems Administration Course, Apr 2006
Oracle 9i Database Administration Fundamentals II Course, Dec 2005
Army Retina Scanner Training Course, Aug 2005
Solaris 8 System Administration II, Jul 2003
Information Assurance Computer Network Defense II, Aug 2003
Information Assurance Computer Network Defense I, Jul 2003
GCCS COP Operators Training, Nov 2001
Cisco Certified Network Associate (CCNA), May 2001
Microsoft Certified Professional Systems Engineer (MCSE+I), Nov 2000
GCCS Oracle Administration, May 2000
GCCS Security Administration Course, Dec 1999
Informix System Administration, Nov 1997
GCCS User Training, Oct 1997
GCCS System Administration, Aug 1997
Advanced Banyan Vines Certification, Apr 1993
ManTech International, Bagram, Afghanistan Mar 2013 - Oct 2014 US Army, Task Force Guardian
Linux / Distributed Common Ground System - Army (DCGS-A) Brain Administration
Lead Administrator for the DCGS-A day operations responsible for all intelligence support services provided by DCGS-A suite of Microsoft and Red Hat Linux servers.
Ensure Fusion Brain system remain available and responsive for all users throughout Bagram and outlaying Forward Operational Bases. Work under minimal supervision to provide support for workstations, databases, networks, communications and web-based application.
Provide seven days a week direct and remote technical support to intelligence analysts within the Afghanistan Theater. Work in close co-operation with units providing intelligence data to ensure correct ingestion and replication. Assist users in day-to-day issues dealing with accounts, connectivity and general information.
Provide preventative maintenance, software upgrades, quarterly patching and security changes as required. Mange configuration for VMware ESXi 5, DNS, LDAP, JBoss, Tomcat.
Automate efficient daily monitoring and alerting using bash and python scripts to maintain 24 hour coverage amid declining levels of manning.
SOSi International, Heidelberg, Germany Mar 2011 - Feb 2013 US Army Europe - 60th Engineer Geospatial Planning Cell
GIS (Geographic Information Systems) Web Developer
Designing and tailoring a synchronizing multi-map viewer for the USAREUR warfighter. Producing interchangeable map viewers displaying data from user-selected and real-time data sources. Users are able to control local and remote maps, collaborate with remote sessions, develop overlays and share information to the server.
Integrating Open Geospatial Consortium (OGC) Web Service applications with ESRI ArcServer and ArcDesktop products for dynamic rendering of map data. Sharing code and product development with counterparts in USAREUR G3, EUCOM and AGC (Army Geospatial Center). Heavily utilizing data from GCCS force tracking, NOAA real-time weather, and external geoportals.
Producing local data caches of map products developed by USAREUR and from content provided by both the National Geospatial-Intelligence Agency (NGA) and public sources including NASA imagery and Open Street Maps.
Developing procedures for merging classified intelligence and imagery content with the existing operational features ina single web application. Improving current web services with emerging technologies available from ESRI ArcServer version 10 and open source libraries.
Northrop Grumman, Heidelberg, Germany Jul 2008 - Feb2011 US Army Europe - Battle Command Support Division (BCSD)
GCCS Server UNIX Administrator
Integrate Unix GCCS servers with other Joint and Army systems including ADSI (Air), JADOCS (targeting), Radiant Mercury (cross-domain), JMECS-NS (simulations), DCGS/ASAS (intelligence), JDLM (logistics) and track viewers such as C2PC, ICSF and the locally developed web-based iArmy.
Develop web-based interaction for geospatial viewing of data provided by GCCS COP, MIDB database, mission unique overlays and network status. Supporting the iArmy web application with server data feeds.
Design internal and external data flows for GCCS COP, I 3, WebLogic web services and the management servers supporting the domain namespace, time synchronization, security, shared file space and external communications. Coordinate with data providers located throughout Europe and America.
Serve as Primary UNIX Administrator for USAREUR BCSDs GCCS-Joint server suites. Tailored architecture design to government requirements and maintained 109 Solaris UNIX zones in Germany, Italy and Kosovo.
Assist DISA fielding team with installation of Heidelberg Main Command Post (MCP) server suite. Install identical server suite at remote location as part of Contingency of Operations plan (COOP).
Monitor daily activity, security and performance for 109 UNIX zones at the MCP and COOP sites. Perform hardware racking and maintenance for 32 Solaris sparc servers and additional support devices valued over $1 million. Automated system monitoring using Solaris Management Center greatly reducing required manpower and increasing hardware utilization.
Provide COP and I3 planning assistance and administrative support for all Exercises including Austere Challenge (2008, 2009, and 2010) in Germany and Juniper Cobra (2009) and Juniper Falcon (2010) in Israel. Received several Appreciation Certificates from government and monetary awards from company.
Train new employees on procedures for operating GCCS applications and maintaining UNIX servers. Construct site specific documentation, checklists and whitepapers for common troubles.
Provide monthly backups, security reviews, system upgrades and COOP failover tests. Assist with integrating Windows and Linux based system.
General Dynamics, Heidelberg, Germany Oct 2006 - Jul 2008 USAREUR - BCSD
Senior Systems Engineer
Installed and maintained thirty GCCS-J v.4 Solaris 8 UNIX servers for the U.S. Army European Theater. Attended GCCS COP working groups and installation courses. Fostered excellent working relations with GCCS developers and technicians across Europe and the States.
Maintained a variety of Sun hardware servers, disk arrays and terminal switching devices. Recommended upgrade purchases and installed components to increase system performance and doubled system lifetime.
Implemented system security policies for real world and exercise operations across several classification levels (US SECRET, NATO Secret/BICES, CENTRIX and SEAGULL). Maintained and established data channels between classifications via the Radiant Mercury data guard.
Implemented Publish and Subscribe (PASS) service integration between Joint GCCS and ABCS version 6.4, C2PC and Microsoft based data sources.
General Dynamics, Heidelberg, Germany Oct 1999 - Jul 2003 USAREUR - BCSD Feb 2004 - Oct 2006 Senior Systems Integration Engineer
Served as a team member on the Integration and Fusion Lab. Adapted ABCS 6.4 components and DISA GCCS Spiral capabilities to interface with Joint COP architecture. Improved cross-communication compatibility between Joint and Army specific Command and Control (C2) systems.
Assisted technical planning and implementation for the HF Tracker project which met a high priority Army requirement for tracking aircraft throughout the Kosovo area in Task Force Falcon.
Participated in several military exercises and operations across Europe supporting customers requirements for Radiant Mercury, GCCS, COP and C2PC including: Urgent Victory 2002, Lion Challenge 2005, Unified Endeavor 2005-2, Unified Endeavor 2005-3. Provided V Corps primary GCCS support for Operation Iraqi Freedom at Camp Victory, Baghdad, Iraq (Aug 2003-Jan 2004).
Assisted installations and maintenance for GCCS-J and GCCS-A Delivery 3, and provided training and support for Command and Control on the PC (C2PC 220.127.116.11).
Obtained mission critical map resources. Ordered, downloaded and indexed digital source maps for all regions within European Commands Area of Responsibility.
General Dynamics, Baghdad, Iraq Aug 2003 - Jan 2004 GCCS Field Service Representative (FSR)
Operated in two-man crew supporting 24/7 V Corps operations with GCCS COP, I3 and Intel Office. Provided on-site setup and training to several sites in Baghdad and remote areas.
Worked closely with Central Command and JADOCS personnel to provide a near real-time view of friendly and enemy units on an interactive digital map. Managed the GCCS I3 application servers providing access to the Sybase Modernized Intelligence Database (MIDB).
Interacted directly with Knowledge Management and Chief of Operations to provide direct assistance with track management, overlay development and briefing presentations.
SAIC, Heidelberg, Germany Jul 1997 - Sep 1999 USAREUR - BCSD
Systems Development Engineer
Participated in GCCS Delivery 1 working group providing an on-site collection and analysis of operational user requirements. Maintained patch information, fixes and supporting documentation for GCCS and GCCS-A systems.
Performed server checks, cleanups, configuration changes, and data synchronization as required. Developed automated scripts to monitor remote client status and insure database replication.
Participated in Europe-wide installations and upgrades of 80 GCCS clients. Taught GCCS Army application basics to the soldiers.
Designed and maintained the C2 Configuration Management and Mapping System Database. Obtained and developed mission required map resources using Digital Map Preparation Systems. Scanned, stitched, geo-rectified and indexed digital maps from paper maps of foreign origin.
Supported customers with troubleshooting and training in garrison, and during exercises and operations.
Virtus Institute, Moscow/Chelyabinsk, Russia Aug 1995 - Feb 1996 Student, Russian Language
US Air Force, HQ Air University, Maxwell AFB Nov 1991 - Jul 1995 Captain USAF, Chief, Technology Section
Served as Information System Security Officer (ISSO) for the Air University Commander. Led and assigned system support duties to military and civilian employees.
Administrated the headquarters Banyan Vines local area network. Monitored dial-in/telnet interfaces and controlled network access. Incorporated new technologies improving collaboration, course development and data collection.
Supported over 200 desktop clients on DOS and Windows with UNIX based network servers. Assisted both advanced and inexperienced users with daily system issues.
Developed and instructed courses for basic computer skills, Microsoft Office, DOS and Banyan Vines applications.
Formulated five and ten-year educational technology strategies that were published as part of the Air University Strategic Planning documentation. Guided the Headquarters transition from a standalone to a networked environment.
Served as representative on Air Universitys Advanced Technology Applications Committee. Made recommendations on system and network upgrades. Voted on budget planning, resource management and prioritization issues.
US Air Force, Keesler AFB Jul 1991 - Oct 1991 Lieutenant USAF, Student, Basic Computer Officer Training
US Air Force, Columbus AFB Jul 1990 - Jul 1991 Lieutenant USAF, Student, Undergraduate Pilot Training
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