Raul Rojas
pflugerville, tx *8660
***********@*****.***
Hardware
Sun Ultra/SunBlade Workstations, Enterprise Servers 450/420/1000/3000, Dell
PowerEdge Servers, HP 9000 server, IBM RISC/6000. HP Proliant Servers.
Software
Server operating systems: Sun Solaris 2.6 - Solaris 10, HP-UX 11i, IBM AIX
5L, Microsoft 2000/2003/2008 Server, VMWare ESX v3, VMWare ESX/ESXi 4, and
Red Hat Enterprise Release 4/5.
Desktop operating systems: Windows XP/7, Ubuntu and Fedora core 4 - 5.
Database software: Oracle 9i - 10g, SQL Server 2000/2005, and MySQL 4 - 5
Network Services: NIS, NFS, LDAP, Sendmail, HTTP, SSH, DNS, Samba, DHCP,
Firewall rules (iptables) and Active Directory.
Programming
Korn, BASH, PERL, batch and Power shell.
TRAINING ITIL Foundation certified, SQL & PL/SQL, Solaris, Certified System
Administrator for Solaris 8, Korn Shell Scripting (certified from
Brainbench), C, and C++.
Affliated computer services/XEROX
December 2007 to Present
System Administrator
Primary responsibilities include providing Linux/WIndows server and VMWare
support.
- Setup Windows 2008/2003, Red Hat Enterprise 4/5, Solaris 10 VMWare
instances as needed for consolidation of redundant services,
introduction of new services, QA, training and development purposes.
- Installed nagios open-source software to monitor CPU, memory, disk
space and availability for business critical servers. Usage of VM
products to monitor VM instances to ensure reliability and proper
resource management.
- Installed FOG open-source software for replacement of Ghost imaging
software.
- Supported SQL Server 2000/2005 and Reporting Services instances.
- Created Active Directory Group policies for PCI compliance.
- Maintained HP Proliant G series, Dell PowerEdge series, HP-UX 9000 and
Sun Enterprise 450 servers.
- Customized scripts for backup and conversion of NT PDC/BDC to Active
Directory using Resource tools, daily cron tasks of Windows servers
using Cygwin, custom scripts for auditors using PowerShell.
- Samba integration with Active Directory.
- Used ADAM for testing and lab purposes.
- Documented procedures and runbook for better communication between
team members.
- Tracked tasks to ensure completion of projects, followed up with end
user to ensure completion to satisfaction.
- Backup and restore implementation using Yosemite/Amanda software for
mission critical data.
- Consolidated servers from physical to virtual to reduce the footprint
of datacenter.
- Current migration of Windows 2003 to Windows 2008 servers.
- VPN troubleshooting with Cisco ASA and Cisco VPN Concentrator 3000
- Utilized Veeam tools for ESX(i) monitoring and reporting
SKYLIST/DATRAN MEDIA
August 2006 to November 2007
System Administrator/Microsoft integration task group
Provided application support for numerous clients to include setup,
troubleshoot and specialized configuration for clients as requested.
Worked one-on-one with Microsoft to include onsite installation and support
for specialized software as required by Microsoft specification.
- Wrote Perl and shell scripts to automate installation process as well
as updated scripts that have been already provided.
- Wrote expect scripts to help in the ease of duties during scheduled
night shift rotation.
- Wrote SQL query to display a specific report view as requested by the
customer in a timely manner. Primarily worked on a CentOS/MySQL 4 and
Microsoft Windows 2003/SQL Server 2005 platform.
- First point of contact for troubleshooting problems; not limited to
altering or querying onsite Microsoft SQL 2005 database, Tomcat or any
problem related to the deployment of the company software on a
enterprise level platform.
- Worked with development and QA group to ensure product release
expectations were met.
Evolutionary Technologies
June 2000 to August 2006
Maintaining numerous responsibilities for company's technological needs
with various positions and duties simultaneously held as UNIX
administrator, Windows administrator, and Database administrator.
UNIX/Windows Administrator - June 2000 to August 2006
Primary responsibility is the maintenance, installation, and configuration
of Sun Solaris 2.6 - Solaris 9 on Sun workstations/servers, Windows
2003/2000/XP servers as well as Linux workstations for numerous developers
and test environments. Secondary responsibility as a Database
administrator.
- Modified startup scripts for Solaris as well as kernel parameters.
- Set up company-wide email server (MTA) on Solaris 9 using
Sendmail/Procmail in addition to making various programs compatible
with Sendmail such as Majordomo, spam assassin, and anti-virus
software. Sendmail company configurations were created manually.
- Installed a Webmail server using Red Hat Linux with Apache web server,
PHP and SSL encryption.
- Installed and set up DNS/OpenSSH/Netscape LDAP/FTP/HTTP proxy servers
on Solaris 8 and 9.
- Installed and set up network monitoring server on a Linux server using
MRTG.
- Set up numerous Samba servers on Solaris, HPUX and Linux for
integration with Windows Active Directory.
- Some administration of HP-UX 11 and 11i.
- Backup setup and administration using Amanda.
- Automated repetitive tasks by writing scripts using PERL and KSH.
- Administered Windows user IDs, access control, and share points using
Active Directory.
- Migrated company to Active Directory on Windows 2003 server Release 2
to include subnetworks and integration with Unix DNS bind. Also
implemented Organization Unit specific Group Policies.
- Took over duties as database administrator for the following
relational database systems: Oracle, Microsoft SQL Server, MySQL and
Teradata.
- Wrote backup and maintenance plans for Oracle using RMAN and user
defined backups.
- Utilized Microsoft provided backup utilities for maintaining a
consistent backup plan for SQL 2000 and 2005.
Hyperformix, Inc. - Austin, TX
October 1998 to June 2000
System Administrator
Performed various job functions primarily focusing on Windows NT and UNIX.
In addition to software experience offered assistance with connection
issues, created user accounts, performed client resolution issues in a
timely manner, and handled numerous office technological related issues.
- Installed and configured Sun Solaris 2.x, NIS server and client
configuration, and NFS configuration and troubleshooting.
- Performed back ups and restorations using Legato Networker Unix
edition.
- Setup print server and configurations utilizing HP JetAdmin.
- Installed and configured Windows NT Server 4.0 PDC, BDC, Print Server,
Exchange Server, and numerous NT workstations and laptops.
- Performed installations on varying software programs, upgrades, and
periodic patches.