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System Administrator Resume Profile

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PROFESSIONAL SYNOPSIS

30 years of IT experience most recently in senior systems administration and database administration. As a self-motivated, reliable team player with strong technical skills I've successfully managed projects from inception to deployment and operations. Experience includes consulting, managing, technical support, technical sales support and training. Extremely flexible individual able to handle everything from A to Z including evaluation, planning, design, programming, security, administration and implementation of operating systems, databases, applications and networks. This expertise was applied to a wide range of environments including accounting, distribution, manufacturing, ERP, investment management, quality control, credit information, geophysics and communications.

TECHNICAL EXPERIENCE

  • Consulting, managing technical support, senior systems administration and database administration on current hardware/software technologies. Evaluation, planning, design, programming, administration and implementation in a variety of areas incorporating operating systems, databases, applications and networks. Performed installation, configuration, upgrades, migration, patches, troubleshooting and performance tuning on Linux/Unix and Oracle systems Documented and carried out new implementations, training, and change management. Excellent analytical and problem solving skills with a great follow through record. Superb verbal, written, communication and shell scripting skills. Self-motivated team player also possessing the ability to work independently with minimal supervision. CORE COMPETENCIES Operating Systems: Solaris, RHL ES 4-5.6, 6., Cent OS 4-5.6, Fedora 10, HP-UX 7-11.02, AIX, Windows 98- Windows 7, Windows server, Linux
  • Hardware: Sun, Dell, HP, IBM
  • Networking NFS, DNS, DHCP, NIS, ifconfig, iptables, ethtool
  • Languages: sh, bash, ksh, 4GL/ESQL-C
  • Databases: Oracle 8.0-9i, 10g, MySQL, Informix
  • Software/Tools: Alexandria, Oracle Discoverer, SQL, various MS applications, Orion Monitor, HP Onboard, SNMP, SMTP, SFTP, SSH, TCP/IP, LAN/WAN
  • Applications: Oracle Financials 11.02, Oracle Discoverer, MS office products, Symantec, VMware
  • Industries: Web hosting, Utilities, Geophysics, Accounting, Distribution, Manufacturing , Investment Management, Quality Control, Credit Information
  • Other: SOX Sarbanes Oxley , CServ customer service , HPC, Beowulf Cluster, MRP/ERP, ISO, EDI

PROFESSIONAL HISTORY

Confidential

Oracle Applications DBA

  • Added users on each node of a 220 node Linux server system running Oracle EBS
  • Added database user ids on above systems for 58 different Oracle instances
  • Replication between 14 database environments including dev, test, conv and prod
  • Installed 3rd party application including EcoSys, U4C, More For Apps and Vertex

Confidential

System Administrator

  • Install/build/configured hardware/software, Unix/Linux servers and various MS OS allowing developers to deploy applications on the most up to date technology.
  • Develop and support backup/recovery methodology for customers providing a secure data operating environment.
  • Wrote shell scripts to automate backup/recovery processes
  • Obtain customer requirements and software specifications to direct software developers in providing solutions which meet the customer's needs.

Confidential

CentOS Platform Developer

  • On the development team to migrate Security Management System SMS from Fedora 32 bit to CentOS 64 bit OS environment.
  • Researched all CentOS packages, resulting in the removal of 33 of nonessential packages, reducing the download/install size and complying to FIPS standards.
  • Researched and downloaded additional rpms required by the SMS, that were not in the standard CentOS distribution, from various internet sites.
  • Created bash scripts to automate the process
  • Tested the product's system administration tools on CentOS.
  • Investigated MySQL configuration differences between 32 and 64 bit versions.
  • Created the distribution ISO for customers to download/install the required CentOS and SMS rpms and tested it on VMware, KVM and servers
  • Used SVN Subversion source code management system, MySQL, VMware, V2P and P2V.
  • Documented all work on HP Wiki pages.

Confidential

System Administrator

  • Install/build/configured hardware/software, Unix/Linux servers and various MS OS allowing developers to deploy product on the most up to date technology.
  • Develop and support backup/recovery methodology for customers providing a secure data operating environment.
  • Created shell scripts to verify system security
  • Obtain customer requirements and software specifications to direct software developers in providing solutions which meet the customer's needs.

Confidential

Advanced Services/Support

  • Resolved a diverse set of OS/network/applications problems in a difficult and demanding customer support hosting environment 10000 servers
  • Managed time sensitive customer issues resulting in 93 customer satisfaction
  • Developed shell scripts to performed security audits and monitor system services
  • Used Orbit ticket tracking system to support Linux/Cent-OS, Solaris, Windows, 2003 2008, MySQL
  • Large, complex backup/restore administration using Vembu StorageGrid
  • Network performance analysis administration/configuratoin
  • Apache, Tomcat problem resolution
  • Configured networks on Red Hat Linux using iptables, ifconfig, route
  • Interfaced with technical support call center, data center operations and sales
  • Red Hat performance analysis using sar, iostat, netstat,vmstat and mpstat
  • Red Hat/Linux updates using up2date, rpm, yum, pkg-cfg, APT
  • Added device drivers to the source tree and recompiled the kernel using make

Confidential

Customer Support/Linux Administrator

  • Install/build/configured hardware/software, Unix/Linux servers and various MS OS allowing developers to deploy product on the most up to date technology.
  • Develop and support backup/recovery methodology for customers providing a secure data operating environment.
  • Obtain customer requirements and software specifications to direct software developers in providing solutions which meet the customer's needs.

Confidential

Linux Administrator

  • Installation of server racks and 16 HP-360C blade servers at one of Houston's largest tier 3 data centers formerly Enron's .
  • Installation, configuration and testing of Red Hat Linux ES4.5 providing a stable environment for Oracle 10g and Oracle Financials 12.02 operation.
  • Configured and tuned Linux kernel and other OS parameters and mounted NettApp SAN LUNs and NFS file systems.
  • Utilized tools such as HP Onboard Administrator, putty, ssh and sftp to monitor and support systems remotely in a 24x7 lights out environment.
  • Backup/recover legacy data on AIX systems,

Confidential

Data Center Management

  • University of Houston Research Computing Center UHRCC management in a large Tier 3 data center environment focused on seismic and biotech processing.
  • Administrator/user access management for MySQL database.
  • Commissioned/decommissioned Unix/Solaris 8,9/Linux/Fedora core 6/MS clusters.
  • Determined capacity requirements for new data center and planned migration.
  • Analyzed power requirements/connections/climate/floor plan/disaster/recovery.
  • Maintained a large paper trail including SLA Service Level Agreements , IR Incident Reports , maintenance/repair records.

Confidential

UNIX/Linux Systems Administrator

  • Linux Systems Administration dealing in part with backup/recovery and establishment of company Procedures, Policies and Standards.
  • Created secure LAN/WAN and configured SMTP and SNMP on Redhat Linux to monitor servers and databases using Orion dashboard.
  • Directed integration of RHEL 4, HP-UX 10, Solaris and Microsoft based systems.
  • Assisted companies in achieving compliance to Sarbanes Oxley SOX .
  • DBA for Oracle Financials environment including patches/TAR management, hot/cold backup/recovery in a Solaris 9 environment.

Confidential

Oracle Database Administrator

  • Responsible for automation using shell scripts for backup/recovery/tuning/cloning and efficient operation of 3 Oracle 8i/9i databases on Solaris resulting in 99.9 availability.
  • Used Kickstart, configured and built a 56 node Beowulf cluster running Linux for processing large 3D/4D seismic data
  • Primary DBA responsible for the data integrity of 3 Oracle databases on a Net Apps SAN in a 3 tiered architecture - database server, application server and web server.
  • Deployed Oracle Financials 11.0.2 internationally using NLS native language support and MRC multiple reporting currencies MRP/ERP,ISO9000, EDI similar to current MDM .
  • Used Oracle Discoverer for reporting.
  • Managed installation of 900 patches on Oracle applications in a multinational, 24x7 environment.
  • Communications and maintenance cost analysis of Oracle systems in South America.
  • Installed and maintained Windows NT/2000, Oracle 8i internationally for Financials app
  • Developed project plan for deployment of systems in South American Data Centers.
  • Worked with accounting personnel to code interface for Oracle Fixed Assets using ADI.
  • Corrected applications, OS and network problems encountered by accounting personnel.
  • Documented procedures for installation and troubleshooting databases and applications.
  • Trouble shooting tasks on end user's PCs running Windows 98, NT, 2000.

Confidential

System Integration Specialist II

  • Installed and configured Hardware/Software/patches/upgrades on a 150 node Unix HPC cluster, using Oracle for the storage/access of all US consumer credit information.
  • Deployed applications via shell scripts Oracle, CA Unicenter, TNG, Alexandria, Syncsort, RAID.
  • Senior system administrator for above mentioned Data Center on call 24x7, responding to incidents in a timely manner.
  • Created procedure manuals for operations and administration.
  • Scheduled data updates and report generation without affecting performance for end user
  • Backing up/Restoring data using a robotic tape library and Alexandria software
  • Responsible for developing methodology for administering user access and security.
  • Initiated scripts allowing controlled database access for Info. Mgmt. Control group.
  • Monitored security, system access and responsible for management of user accounts
  • Trouble shooting TCP/IP LAN/WAN communications.
  • Tuned backup system for maximum throughput providing maximum uptime.
  • Analyzed feasibility of systems/software for a production Unix/Oracle environment.
  • Worked extensively with DBA personnel to achieve maximum throughput on 7 terabyte disk array. Configured virtual, mirrored disks.

Confidential

Manager of Technical Support

  • Responsible for the supervision of a team of programmers, software developers and customer support personnel who installed and implemented 16 to 128 user Unix systems in various Data Centers throughout the country.
  • Installation of hardware, operating systems, communications and application software and the configuration, modification, trouble shooting and training for a variety of Unix platforms including HP-UX, AIX, NCR/AT T Unix SVR5 and SVR4, SCO, Data General, Sequent, Sun OS, Informix Online, Uniplex.
  • Unix system administration on above systems
  • Maintained TCP/IP LAN and X-terminals.
  • Responsible for the supervision of a team of programmers, software developers and customer support personnel who installed and implemented 16 to 128 user Unix systems in various Data Centers throughout the country.
  • Managed the smooth implementation for large systems at the US Mint, New Skin International, American Rubber and Unilever
  • Managed development of acctg. manfg. and distrib. package written in Informix 4GL/C.
  • Other applications included office automation, communications and graphics.
  • Obtained customer software modification requirements for GL, AR, AP, IN, SO/SHIP, PUR/REC, BOM, MRP/ERP, PR, PM
  • Directed software developers in the design of modifications.
  • Informix Online Dynamic Server 7.2 and standard engine DBA.
  • Managed customer support team to alleviate backlog of client issues.
  • Led design of customer support software Cserv to maintain database of customer issues.

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