Unix/Linux System Engineer
Resume:
NAME: Hanrahan Thomas J
TITLE: ** NWS CITS, Job Title: (Leave Blank)
JOB CATEGORY/LEVEL:
GSA Labor Category: (Leave Blank)
Time Available for Proposed Task: 100 %
SECURITY CLEARANCE: Top Secret/SCI
EDUCATION: High School Diploma – Shenendehowa Central School Clifton Park NY
Completed 54 hours of College – University of Phoenix
PROFESSIONAL EXPERIENCE SUMMARY:
MS Windows NT/2k Pro/2k Server/XP/Server 2k3&2k8, Active Directory, Netiq/DRA, Exchange 5.5/2k/2k3
9yrs experience administration/configuration/securing/troubleshooting
Office 2k/XP/2k3, 2k, Remedy, HP Openview, Systems Management Server (SMS)
9 yrs experience administration/configuration/troubleshooting
LINUX (Red Hat 5.X, SusE, Centos and Oracle Enterprise)
6 yrs experience setting up/maintaining/configuration/securing/troubleshooting
UNIX (Solaris 8/10)
9 yrs experience setting up/maintaining/configuration/securing/troubleshooting
Extensive knowledge of Solaris Zones, SMF, and virtualization
4 yrs of experience with Sun Cluster 3.1+ , ZFS
6 yrs Experience with DNS, NFS, LDAP, and Active Directory
8 yrs Experience with shell scripting
Networking Topologies, Protocols, Ports & Services, router & switch configuration (Brocade, EVA, Cisco, etc)
Over 4yrs experience setting up/administration/configuration
SAN and NAS setup, configuration and maintenance
6yrs working with EMC, NetAPP, HP StorageWorks and Sun equipment
5yrs working with Brocade, EMC Connectrix and EVA switches.
VERITAS Backup Exec, CommVault, Robocopy, Sun EBS
3 yrs experience building and maintaining backup solutions
4 yrs experience managing data migrations and consolidations
VMware, Remote Desktop
4 yrs experience with desktop virtualization, but have experience in virtual server
3 yrs experience with Blade server technology.
VPN, RAS, LANS, GigEthernet, Wireless Communications
4 yrs experience setup/maintaining/troubleshooting
3 years Senior Help Desk professional in Computer Operations, Technical and Help Desk support
7. SPECIFIC EXPERIENCE:
PRESENT POSITION:
Duties and Responsibilities:
CSC - System Admin Sr. Professional (October 2011 - Present)
1nstalls and configures new servers and storage arrays. These new servers and storage allow the 33rd NWS to migrate to a single sign on for both Windows and UNIX systems. The new servers also alleviate the lack of storage capacity for mission essential information on both the Windows and UNIX sides of the network. Configures and installs new servers for deployment to new alternate operating location (AOL). These servers will allow for a seamless transition to the new AOL. In addition to this, he continues to provide day-to-day support and maintenance on any issues that arise for the current systems. This includes such tasks as account, DNS, FTP, ZFS, LDAP, sendmail, and NAS software and hardware support. Works with Government to determine requirements for any buildouts of AFCERT operations to ensure compliance and functionality with mission requirements. Mentors junior system administrators to help ensure full qualification and knowledge of systems supporting the AFCERT mission.
PRIOR POSITIONS:
Duties and Responsibilities:
453 Electronic Warfare Squadron
Lackland AFB, TX Texas
14 April 2010 – 3 October 2011
MacB - Sr. UNIX Network/Systems Administrator
Works with Sun SPARC and Sun X86 servers and work stations running Sun Solaris 10. Solaris network administration is fundamentally rooted in an in-depth understanding of Network Information Service (NIS) and Lightweight Directory Access Protocol (LDAP) administration, the planning and design of users and groups, NFS and ZFS administration, and design strategies, dfstab and vfstab entries, host table entries, TCP/IP configuration parameters, in addition to Virtualization through zoning. Have extensive experience in troubleshooting client and server machines using a variety of diagnostic tools to determine differences between network, hardware and configuration problems. In identifying the difference between these problems allows for little to no down time for the 453rd EWS/EWA/EWD analysis. Provided daily server check of security log, audit logs and basic health of all servers as a preventive measure to unexpected and minimized down time. Continually provide system planning and implementation support on UNIX based networks supporting the 453 EWS to include: providing expertise in hardware and software implementation planning; participating with squadron government personnel and outside agencies for planning and coordinating the technical compatibility and user support requirements of installed and planned systems; assisting squadron network personnel to perform network analysis and planning, including wide area network communication for server to server and host communication; and providing access to the Sun Technical Support response center.
Responsibilities are as follows:
Manage all UNIX systems to include cluster configuration, Sendmail, storage, and server configurations.
Installation of Patches/TCNO/Software Upgrades
Configures and maintains UNIX to Windows SAN connections along with UNIX to UNIX NAS
Proficient in troubleshooting/replacement of hardware
Manages all local and proxy accounts
Setup up of scripts for automation of many tasks.
Accessing the network/infrastructure to identify weaknesses and vulnerabilities and develop and implement strategies, processes, and procedures to maximize the robustness, reliability, and availability along with keeping in mind security and operational performance of this critical mission.
Developing strategies and configurations conducive to rapid recovery, thereby elimination unnecessary risks to flagging mission accomplishment
Explore new/innovative technologies and approaches to evolve the network to improve.
Ft. Huachuca, AZ
NETCOM, EP&E Operations Engineering Directorate (OED) Configuration Management Team Contractor
19 November 09 – 12 April 10
NCI - Network/Windows/Unix/Linux Engineer
Provide CM processes to support APC to include ITIL Incident Management, Software Asset Management, Problem Management, Configuration Management, Change Management, Release Management, Service Continuity Management, Security Management, and CM database management. Setup processes and procedures to build database support tools using BMC Remedy ITSM Applications and other database tools. This includes the ability to integrate BMC systems with other database systems to import, export, and merge CM data.
Responsibilities are as follows:
Management of Enterprise and APC Systems including hardware, software, support, and warranties. Track assets through the entire life-cycle from system selection to system disposal. Requires coordination with other asset managers both inside and outside the Operations Engineering Directorate (OED), and the Engineering Operations Facility (FOF).
NETCOM, EP&E Networthiness
Ft. Huachuca, AZ
April 09 - 18 November 09
GS-2210-11/12 - IT Specialist (INFOSEC)
Acts as one of two engineering level IT Specialists/Analysts providing technical expertise in the area of network compliance (Networthiness) at Enterprise level, specifically in security accreditation or defense in depth. Performs security engineering on complex systems from installation level networks to large complex programs. Synthesizes system requirements, identifies resource requirements, documents the security engineering in compliance with DIACAP, Army Regulations, DoD and Information Assurance Certification and Accreditation policies and procedures, identifies potential alternative solutions and prepares recommendations as such.
Responsibilities are as follows:
Manage the Certificate of Networthiness process for all assigned requests: Systems, Applications, Web Services and Hardware.
Manages the Networthiness AKO Homepage.
Manages the Networthiness Microsoft SharePoint Database
Coordinate and maintain Certificate of Networthiness checklists
Defining level of information required for each request
453 Electronic Warfare Squadron
Lackland AFB, TX
July 08 to April 09
MacB - Contract Task Lead UNIX Network/Systems Administrator
Works with primarily the Sun SPARC products, plus a number of Sun X86 servers running Sun Solaris 10. Solaris network administration is fundamentally rooted in an in-depth understanding of Network Information Service (NIS) and Lightweight Directory Access Protocol (LDAP) administration, the planning and design of users and groups, NFS and ZFS administration, and design strategies, dfstab and vfstab entries, host table entries, TCP/IP configuration parameters, in addition to Virtualization through zoning. Have extensive experience in troubleshooting client and server machines using a variety of diagnostic tools to determine differences between network, hardware and configuration problems. In identifying the difference between these problems allows for little to no down time for the 453rd EWS/EWA/EWD analysis. Provided daily server check of security log, audit logs and basic health of all servers as a preventive measure to unexpected and minimized down time. Continually provide system planning and implementation support on UNIX based networks supporting the 453 EWS to include: providing expertise in hardware and software implementation planning; participating with squadron government personnel and outside agencies for planning and coordinating the technical compatibility and user support requirements of installed and planned systems; assisting squadron network personnel to perform network analysis and planning, including wide area network communication for server to server and host communication; and providing access to the Sun Technical Support response center.
Responsibilities are as follows:
Manage all UNIX (Solaris 8/10) systems to include cluster configuration, Sendmail, storage, and server configurations.
Installation of Patches/TCNO/Software Upgrades
Configures and maintains UNIX to Windows SAN connections along with UNIX to UNIX NAS
Proficient in troubleshooting/replacement of hardware
Manages all local and proxy accounts
Setup up of scripts for automation of many tasks.
Accessing the network/infrastructure to identify weaknesses and vulnerabilities and develop and implement strategies, processes, and procedures to maximize the robustness, reliability, and availability along with keeping in mind security and operational performance of this critical mission.
Developing strategies and configurations conducive to rapid recovery, thereby elimination unnecessary risks to flagging mission accomplishment
Explore new/innovative technologies and approaches to evolve the network to improve.
Air Force Intelligence, Surveillance, & Reconnaissance Agency
Lackland AFB, TX
April 07 to July 08
SGIS - Assist Contract Task Lead, UNIX Network Administrator
Manage the overall administration of four separate classified networks, to include the planning, design installation, maintenance, management, coordination, and documentation of all hardware and software resources for the UNIX/UNIX based platforms. Operates three 24/7 message processing systems in direct support of the Air Force Intelligence, Surveillance, and Reconnaissance Agency, National Security Agency, Air Force Computer Emergency Response Team and seven remote units worldwide.
Responsibilities are as follows:
Upgraded four networks from Solaris 8 to Solaris 10 including client boxes, adding Sun Cluster 3.1+ Experience with DNS, NFS, ZFS, LDAP, and Active Directory Experience with shell scripting.
Saved time, space and power consumption through virtualization of zoning cutting the number of servers in half.
Moved 4,000+ users over four networks from NIS to LDAP (Sun One Directory Server 5.2), adding Sun One Directory Editor allowing easier access to LDAP.
Setup three Sun Java System Proxy Server (formerly iPlanet Proxy) connecting them to an LDAP directory for authentication.
Managed sendmail and Exchange interoperability over two separate network handling mail forwarding supporting over four bases worldwide.
Setup/Maintained and Control 1 Firewall and 2 proxy server across 3 networks
Air Force Intelligence, Surveillance, & Reconnaissance Agency
Lackland AFB, TX
Apr 02 to Feb 07
USAF - Jr. Network/Server Admin/Config Mgnt Technician/Sr. Help Desk Tech/ Information Assurance
Extensive knowledge and expertise in the overall administration of four separate classified networks, to include the planning, design installation, maintenance, management, coordination, and documentation of all hardware and Windows based software resources. Expert knowledge in writing of Operation Instructions for all Information Assurance, Security Measures, User Guides and Physical locations on all hardware and software resources. Implemented and managed the Squadrons first-ever server warranty program, enforcing a preventative maintence regimen to assure the efficiency of an Enterprise Operations Center valued at over $30 million. Example 1: Managed a team of four personnel during $250,000 Enterprise Operations Center electric power upgrade project. Compiled equipment specifications, power consumption and rack configurations for equipment worth $2 Million. Example 2: Project Manager for software upgrade to Windows XP improvements supporting 2,500 clients. Handpicked for tiger team deploying Microsoft Windows XP operating system supporting 30 AIA squadrons. Example 3: Spearheaded Network protection from classified data spillage and malicious viruses. Coordinated installation of critical operating system patches; protected 4,900 local systems from infection
Responsibilities are as follows:
Managed all computer software baselines for the Wing and ensuring only certified products were released on the network.
Maintain all Active Directory objects for Users, Computers, Domain Controllers & Member Servers
Installs/Expands storage array configurations to customer requirements
Expert ability to learn and manage new configurations and software quickly and efficiently
Manager/technician for all server and user migration and consolidations
Jr. technical advisor for all network related projects/issues
Scheduling of backups for all valuable network resources
Veritas Backup
Conduct auditing of Event Logs (Workstations and Servers)
Coordinated weekly meetings with all shop in 690th to discuss weekly changes, setup downtime for any network issues or preventive maintenance, system security issues, discuses buying/replacement of equipment and/or moving servers physical locations.
PROFESSIONAL ACTIVITIES AND ACHIEVEMENTS:
CompTIA Security + Certified – June 10
CISSP Certification Training (In Preparation for taking CISSP) – June 09
Security + Training (In Preparation for taking CISSP) - April 09
United States Air Force 2002 to 2007
Technical Training School:
System operations (Windows and UNIX), micro and multi-user technical support (LAN, MAN, WAN), system restores, resource accounting, network security, C-CS systems and Information Technology elements; capabilities, functions, and technical methods for C-CS network operation; communications-computer work flow; operations and logic of electromechanical and electronic C-CS systems and their components; techniques for solving C-CS operations problems; and C-CS security procedures and programs including IP.
Career Development Course
In July – September 2005 received Junior Tech at the Group and Wing Level
Excellent orally and written communication
HP OpenView Class with HP
HP Blades (C and P-Class) Class with HP
Fiber Optic Cabling and terminating class
Solaris 10 New Features for experienced Solaris System Administrators SA-225-S10
St. Mary’s University Windows 2003 MSCA plus Security Program
New Horizons CompTIA Network+ 2005
Decorations, Medals, Badges, Campaign Ribbons
Air Force Achievement Medal
Air Force Longevity Service Award
Air Force Outstanding Unit Award w/Valor Device
Air Force Good Conduct Medal
Global War on Terrorism Service Medal
Air Force Training Ribbon
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