Linux Systems Administrator

Computer Skills

Operating Systems: Windows XP/Vista/7, Windows Server 2003/2008, Linux (SuSE, RedHat, CentOS, Fedora Core, Debian, Ubuntu), Solaris (9, 10), HP-UX (11.x), AIX (5.x, 6.x), Mac OS X

Virtualization: VMware (Workstation, Server, ESX), Microsoft Hyper-V, Sun VirtualBox, Solaris Zones/Containers

Storage: DAS, NAS, SAN (iSCSI, FCP), SAS, RAID, LTO, STK

Programming: HTML, CSS, C/C++, Bash

Databases: Microsoft SQL Server 2008, MySQL

Administration: Active Directory, Exchange, Terminal Services, DNS, DHCP, Blackberry Enterprise Server, Apache, IIS, NIS, NFS, SAMBA, VS-FTP, Postfix, Apache (2.x), Acronis Server, MediaWiki, ExpressionEngine, CVS, SVN

Software: Adobe Photoshop, Adobe Fireworks, Adobe Premiere Pro

Hardware Platforms: Sun SPARC/x86, HP PA-RISC, Itanium, Dell, IBM

Backup: Tivoli Storage Manager

Professional Experience

Systems Administrator, Cancer Prevention and Research Institute of Texas

Support over twenty local and remote users in mixed Windows/Mac/Linux environment.

Maintain over forty servers for day-to-day operations in a mixed Windows/Linux environment utilizing VMware Server and ESX

Primary Storage Administrator maintaining a mixed SAS/iSCSI configuration.

Develop custom shell scripts to perform tasks as needed.

Primary web developer maintaining multiple active websites for agency use while also maintaining older websites for backup/transitional purposes.

Responsible for troubleshooting through to completion end-user and server issues on all supported platforms including Dell Enterprise servers and disk arrays.

Create test/development environments as needed utilizing virtualization technologies (including VMWare and VirtualBox)

Maintain MySQL databases including backups/restores for agency websites.

Provide off-hours and weekend support.

Primary Audio/Video editor and in-house graphic artist utilizing Adobe's CS5 Master Suite extensively.

Systems Administrator, Gresham Enterprise Storage

Coordinate all aspects of Information Technology within the company for test, development, management and sales departments including company infrastructure, two development and test environments, local and remote users and customer deployments.

Managed a total of 200 servers and nodes in a diverse hardware and software environment running Windows, Linux, Solaris, AIX, HP-UX.

Provide support to end users both local and remote (including VPN)

Responsible for troubleshooting and servicing lab equipment and servers, including HP (Itanium, Intel-based), IBM (POWER), Sun (SPARC, Intel-based), Dell, and custom-built servers.

Develop custom Bash and Perl scripts to automate tasks and daily backups

Deploy services and systems for users to increase productivity such as GLPI (ticket tracking), Bugzilla, Bonsai, SilverStripe (CMS), MediaWiki, DHCP, DNS, NIS, NFS, NTP, SAMBA, MySQL, VMware, Bonsai, Bugzilla, CVS

Maintain LAMP (Linux, Apache, MySQL, PHP) setup for development and production webservers

Responsible for IIS/SQL Server based software licensing system for customer facing software license key generation and tracking

Administer SAN and network environments for end users and development team

Primary contact for lab/customer test bed configuration including OS installation, backup application setup and SAN resource allocation

Maintain backup environment utilizing TSM.

Troubleshoot issues through to resolution for users and servers.

Facilitate procedures to streamline resource allocation and problem tracking.

Responsible for company and lab technology forecasting and recommendations

Develop custom shell scripts to perform tasks as needed.

Monitor system stability and performance

On-call 24x7

IT Engineer, Scarab Consulting

Installed and maintained a variety of Windows-based servers including: MS SQL 2000/2005, FTP, Active Directory Services (ADS)

Managed a total of 35 servers (Linux, Solaris, Windows).

Supported local and remote end users

Utilized Acronis to streamline deployment of desktops and servers.

Developed and delivered custom, scalable, storage solution based on RedHat Linux, Solaris and SAN technologies, saving hundreds of thousands of dollars.

Managed internal reporting web services for company storage front-end based on Linux, Apache, MySQL, PHP and Perl.

Migrated from physical to virtual infrastructure, based on VMware and XenServer to save thousands of dollars in equipment procurement.

Wrote custom Bash and Perl scripts to manage storage system for the purposes of task automation, backup and reporting.

Maintained LAMP reporting server for distributed storage servers.

Installed and maintained a variety of Linux-based servers including: VMware, Xen, NTP, FTP, Jabber, and secure email.

Systems Analyst, Symbiont, Inc.

Interfaced with all branches of the military. Reported and gathered information on network outages and issues relating to the medical system through the Defense Information Systems Agencies (DISA).

Monitored the networks of the military medical systems using network scanning tools, HP-Open View, VPN’s and various Network Operating Center support teams world-wide.

Responsible for monitoring and fixing outages at military hospitals world-wide.

Employment History

Systems Administrator

2010- Present

Cancer Prevention and Research Institute of Texas

Austin, Texas

Systems Administrator

2008- 2010

Gresham Enterprise Storage

Austin, Texas

IT Engineer

2006- 2008

Scarab Consulting

San Antonio, Texas

Sr. Systems Analyst

2006- 2006

Symbiont, Inc.

San Antonio, Texas

Education

Bachelor of Science (Computer Science), Texas Lutheran University, Seguin, Texas, 2006

Affiliations

Alpha Phi Omega

Association for Computing Machinery (ACM)

Austin Linux User Group, President

References

Available upon request

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