We provide IT Staff Augmentation Services!

Sr. Linux Adminstrator Resume

San Diego, CA

SUMMARY:

Over 25 years of progressive responsibilities in Systems Administration, Network Management, Teaching, Programming, Technical Support, and R & D.

COMPUTER SKILLS:

UNIX, Linux, Windows, Netware, VMware ESXi 4.x & 5.x, RHEV, Opsware, C & C++ programming, Perl, Shell Scripting, HTML, AFS, QFS, ZFS, Samba, MS Office & MS Project, Symantec NetBackup 7.6, Apache, Sun Grid Engine, Sun StorEdge, Sun Directory Server & Identity Manager, OpenLDAP, OpenVPN, PPTP, DNS, TCP/IP & related protocols.

WORK EXPERIENCE:

Confidential, San Diego, CA

Sr. Linux Adminstrator

Responsibilities:

  • Responsible for administering all Infrastructure Linux servers, DNS, NetBackup, Zenoss, and Splunk in a Consolidated Data Center.

Confidential, San Diego, CA

LDAP Consultant

Responsibilities:

  • Installed and configured multiple OpenLDAP servers, OpenVPN servers, PPTP servers, Radius servers, and StrongSwan servers, all under multiple load balancers.
  • These servers were all configured to authenticate through a pair of mirror mode replicated OpenLDAP servers.

Confidential, San Diego, CA

Sr, IT Engineer

Responsibilities:

  • Setup & configured Confidential chassis, blades, hypervisors, and VMs.
  • Resolved trouble tickets in an AFS environment, using custom in - house tools.
  • Supported thousands of Linux servers in an enterprise environment, using RHEV.

Confidential, Oceanside, CA

Sr. Linux Systems Administrator

Responsibilities:

  • Deployed a portable computing system which included setup, configuration, trouble shooting, and maintaining this system. It ran ESX 4.1 and RHEL 5.8 on an Confidential DL360 server.
  • Other hardware included a NetApps SAN, Fortigate firewall, Riverbed WAN Accelerator & Controller.

Confidential, Coronado, CA

Sr. Systems Administrator

Responsibilities:

  • Installed & configured four Solaris Jumpstart servers, four Oracle VM servers (former known as LDOMs), and 32 VMs.
  • Security hardened five servers.

Confidential, San Diego, Sunnyvale & San Jose, CA

Sr. UNIX Systems Administrator

Responsibilities:

  • Setup, configured, and managed site's VMware ESXi 4.1 infrastructure, including 44 hosts, with over 100 VMs, external iSCSI storage, and SAN, on seven IBM BladeCenter S chassis.
  • Sole Unix Administrator responsible for all aspects of installation, configuration, managing, and maintaining resources on the site’s networks.
  • Installed and configured Solaris 10, ZFS, and RaidZ on a new Sun Sparc T4-1 server.
  • Administered DNS tables, firewalls, NIS, LDAP, NFS, etc.

Staff System Administrator/Designer

Confidential

Responsibilities:

  • Liaison for interacting with other remote sites, working closely with Software Developers, Database Administrators, Network Administrators, and QA personnel.
  • Researched, designed and installed: 60TB fibre channel SAN (Sun StorEdge) system; SUN server farm for Grid Computing; and an enterprise Service Oriented Architecture (SOA).
  • Project Lead responsible for implementing of an enterprise LDAP solution, using SUN DSEE 6.3.1, and SUN Identity Manager 8.1 to manage UNIX, Linux, Active Directory, Remedy, and other resources.
  • Wrote automated network throughput test to monitor OC-12 connections on hourly basis.
  • Responsible in implementing data replication and service take over between remote sites, a time-sync solution, and security hardening of all servers and workstations on our WAN.
  • Assisted in implementing ArcSight monitoring and Etrust Access Control on network.
  • Wrote numerous scripts to automate our enterprise system administration tasks, to be used by Confidential ’s Opsware Server Automation System (SAS) tool.
  • Presented and wrote white papers on many research projects. Designed and documented processes and procedures.
  • Received a “Special Recognition of Excellence” for my above listed work.

Staff Software Engineer

Confidential

Responsibilities:

  • Researched and tested for security vulnerabilities on numerous type networks.
  • Set up test lab with different O/S platforms. Wrote automated scripts for testing purposes.

Staff System/Network Administrator

Confidential

Responsibilities:

  • Responsible for maintaining a high availability (24/7) environment.
  • Project lead on numerous projects.
  • Designed and built SUN networks. Built Netscape Enterprise servers & portal in Solaris environment.
  • Installed numerous UNIX, NT and java applications (JDK, Jrun, Jconnect, etc.).
  • Built an Oracle transparent gateway (Sybase to Oracle).
  • Implemented Raid 1, 5, and 10 on SUN servers.
  • Wrote shell scripts to automate the changing of IP addresses on Sun and AIX machines.

Hire Now