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Senior Linux Programmer / System Administrator Resume

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TECHNICAL SKILLS:

  • UNIX System V
  • Vmware
  • Solaris
  • Perl
  • Xen
  • HP - UX
  • Shell
  • Linux
  • HTML

EMPLOYMENT BACKGROUND:

Senior Linux Programmer / System Administrator

Confidential

Responsibilities:

  • Pre-Sox Audit to analyze a networking hardware company's LDAP / Confidential systems to increase their security for an upcoming audit while preserving part of a legacy infrastructure that is "locked down in Confidential ".
  • Gave recommendations on how to encrypt the traffic while preserving the "look and feel", how to audit the systems in question, and reviewing the scripts used to generate the ldap to Confidential conversions.
  • Write an audit security script for a specialized company worried about an SAS16 Audit.
  • Wrote some script to automate security monitoring, logging and tighten security / lock down computer.
  • On demand maintain service for a dozen Linux hosts for Bay Area Company.

Support Tier II/III

Confidential

Responsibilities:

  • Manage thousands of embedded Linux servers at peoples homes that control their thermostats, water heaters, pool pumps and so on.
  • They communicate via zigbee protocol and need lots of maintenance.

Service Eng.

Confidential

Responsibilities:

  • Job is the deployment of services to new Confidential owned data-centers and the retirement of old leased space data-centers.
  • Worked the NOC Centers in emergency "all hands" events.
  • Some daily maintenance of hosts and configuration of clusters.

Senior Systems Programmer

Confidential

Responsibilities:

  • Heavy shell scripting for automation, to get them ready for a SSAE-16 Audit.
  • Audit security audit records for the past two years and verification of the systems status for this audit.
  • Minor work with the datacenter for operations group.
  • Assisted in the planing of the new data center in Canada.

Senior System Administrator

Confidential

Responsibilities:

  • Heavy shell scripting for automation, nagios3 configuration, svn backups, perforce 2007 to 2009 upgrade and new backup setup.
  • Setup and maintain svn repositorys with bugzilla (Apache, WebDaV, Bugzilla, MySQL).
  • Work with developers to create a common desktop build environment, install new build robot servers to automate the deployment of new binaries.
  • Aid with the debug of the builds and attempt to find the source issue.
  • Push the new binaries to the central repository.
  • Flash 'bricked' units to unbrick the devices, and reset other devices.
  • Setup new hosts on esx servers hosts and work with the clusters.
  • Maintain and update openldap servers.
  • Setup new openfiler servers, and Ubuntu Servers.
  • Write new bash scripts to query an SQL database to synchronize ldap3, bugzilla, svn, mysql, postgresql, and apache servers/services with a common database.
  • Diagnostics for network issues, and troubleshoot problems for power.

Senior Linux Systems Programmer

Confidential

Responsibilities:

  • Build a RPM spec file for the companies software release services.
  • Design and script a multi host login script that reads configuration information from a database to know what is available on the machine.
  • Redesign DNS infrastructure from a flat network, single file design to a multi-domain hierarchy to allow it to be scalable in the future. Operating Systems was Confidential 5.2

Senior System Administrator

Confidential

Responsibilities:

  • Update Fedora Core 5 though 8 kickstart images, repair computer failures, move webservers from outsources site to internal control with maximum security.
  • Install new iscsi target computers for backups using Confidential .
  • Implemented Security Protocol for secure erasure of system and data drives.
  • Program a common script with the system type (web / mysql / postgresql / application) and mac address to auto-setup host info in DNS, Cacti, Nagios 3 and kickstart.
  • Programing in Bash, SQL (PostgreSQL) and a little Expect.

Senior Linux System Administrator

Confidential

Responsibilities:

  • Diagnose issues with the clusters of high performance Apache 2.x and 3.x servers that were locking up, download speeds dropping from 2 Mbs down to 90 Kbs.
  • These persistent problems were indentified, the root source was fixed or replaced and the problems resolved.
  • Document the webdate site, the functions, dependencies, and procedures.
  • Systems based on RedHat Enterprise 3 and 4, Debian.

Senior Linux System Administrator/Programmer

Confidential

Responsibilities:

  • Day to Day operations, including backup troubleshooting, user account management, group administration, install new servers, upgrade existing servers, printer administration, and security issues with “off shore” users.

Systems are: Red Hat Enterprise 2,3,4, RedHat 7, 8, and 9. Solaris 2.6 - 10, SunOS 4.1.4, HP-UX 11i.

Senior Linux System Programmer

Confidential

Responsibilities:

  • Re-design, and re-write scripts to install a new or used server in the 1800 stores.
  • Convert the old SCO Bourne scripts to SuSE and bash using functions and be modularity programming.
  • Create a CVS repository for the scripts and programs use to support the 1960 Production Servers.
  • Software Configuration for CVS to support network and network based logins.
  • Documentation of the net scripts and configuration to give to support origination and add / clarify the areas that the support groups would like enhanced.
  • Support the items modified for a period of time before handing it over to support groups.
  • Items modified were Linux, Apache, PostgreSQL, DB2, and PHP.
  • Fix vendor provided PHP modules.
  • Work with the field service technicians in modification of their documents.

Senior UNIX System Administrator

Confidential

Responsibilities:

  • Retire older CVS / SVN server by moving the functions to newer hardware.
  • This includes compile, and deployment of the applications, then configuration, of the software. Then design, write, install and configure data backup scripts to replicate CVS / SVN data from a local server to a duplicate server in vast geographical separated area.
  • Updated security monitoring systems.
  • Also responsible for the ongoing verification SOX mission statement.
  • Configured new Confidential servers, and FlexLM (Flex License Manager) servers. Managed their Netapp filer and consolidated NFS servers. Systems were Compaq and the OS was Red Hat Linux Enterprise WS3 and Hylafax Server under FreeBSD.

Senior Network Engineer

Confidential

Responsibilities:

  • Consolidate three companies data recently purchased into the main companies infrastructure.
  • This included movement of company data, information services, into a single corporate domain. Place all programs and scripts under CVS source code control.
  • These changes were complete without any service interruption.

Senior UNIX System Administrator

Confidential

Responsibilities:

  • Independent Senior UNIX System Administrator for the SOX and ERP Audits.
  • Write computer scripts to create data and produce reports.
  • Distribute reports to groups in charge of those areas.
  • Develop scripts to repair the flaws uncovered and documents those which do not.
  • The systems were Solaris 2.6 to 10. We Sun Sunfire Systems, IBM Blade, HP-UX 11.0, 11i and Linux systems.

Senior UNIX System Administrator

Confidential

Responsibilities:

  • Independent Senior UNIX System Administrator with a hands off manager responsible for the creation on new apache and database servers for the Confidential side of the company.
  • Configuration of the remote servers included OpenSSL, MySQL, Perl, Oracle, and Apache Tomcat. Remote DMZ service by VNC.
  • Those systems included Redhat Enterprise, Solaris.

UNIX Field Engineer

Confidential

Responsibilities:

  • Those systems were from larger Sun to the smaller F80 IBM / AIX desk side systems.
  • On my spare time, I also part of a team to maintain printers, desktop, workgroup, office, and enterprise servers on remote customer sites across Texas.
  • The printers were from Oki, Genicom, and HP. Desktops were Gateway, HP, Dell and Compaq. Servers were Dell, Compaq, HP, IBM RS/6000, and Sun.
  • Operating Systems supported were Win98, ME, XP, 2K, and Win03, AIX 4.3.3, Solaris 2.5.1 to 9, Linux, and HP-UX 11.
  • Design, program and install programs to gather UNIX system configurations.

Senior Systems Analyst

Confidential

Responsibilities:

  • Part of a team to maintain a 24/7 data environment for the production of drugs, testing of the quality of drugs, and archiving historical quality of those drugs.
  • Programmed new software to control sudo access, with automatic termination of accounts, expire access, and provide an audit trail in the event the Confidential requires such logs.
  • Provide new documents for procedures, install / maintain software, as required by Confidential laws (Part 15, and 31) for accountability, quality control, and manufacturing of drugs.
  • Special software configuration which included Veritas Volume Manager, HP’s Logical Volume Manager, web servers, and more.
  • Hardware maintenance that included upgrades memory, CPUs, RAM, disk, disk controllers, and NICs, of production servers.
  • Helped the Oracle DBA to install, configure Oracle 9i. Maintain 8 Legato Servers, 16 Storage Nodes around the world. Computer systems supported: HP: AJKNL; Redhat Linux; Sun: Sparc Ultra 5, 10, 60, 80, 420, 480, 880, 4800, and 6800. Remote Consoles by VNC

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