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Unix/linux System Administrator Resume Profile

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NY

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OBJECTIVE

  • Seeking a position as a UNIX/Linux System Administrator

SUMMARY

  • More than 20 years experience as a Unix/Linux administration
  • Excellent troubleshooting skills determining application, OS or hardware issues
  • ITIL 360 compliant. Documenting RCA root cause . Working Remedy ticket queues
  • Motivator, and mentor who thrives as a high-level strategist and big-picture thinker

CORE SKILLS

  • Operating systems AIX, BSD, HP-UX, Redhat, CentOS, Ubuntu, Solaris, SCO, Windows
  • Virtualization ESX, XEN, KVM, RHELV/Ovirt, LibVirt, Solaris Zones, Solaris LDOMS
  • File systems and Volume managers UFS, ZFS, EXT2/3/4, LVM2, VXVM
  • EMC, Hitachi, OpenFiler SAN storage
  • Solaris ABE and Linux software Raid MDADM
  • Patching tools OEM 11G, Satellite/Spacewalk, WAUS
  • Clustering Veritas VCS , AIX HACMP, Redhat CMAN, Pacemaker
  • Monitoring tools SNMP, Zabbix, Nagios, MRTG, SAR
  • Databases Oracle, Mysql, Postgres, Apache/PHP LAMP
  • Samba, Windbind authentication integration LDAP/AD
  • Bind9 name service. Squid proxy
  • Firewall IPFW, IPFilter, PF, IPTABLES
  • Complex mail filtering systems Sendmail/Postfix milter, Spamassassin
  • Microsoft Exchange
  • Enterprise console management ILOM/ALOM/RSC, Drac, ILO, HMC, Avocent, Raritan
  • Unix system management interfaces HP-UX Sam, AIX Smit
  • Unix/Linux shell scripting sed/awk/grep, Perl
  • Web content filtering ContentKeeper integration with AD/Squid proxy
  • Serial connectivity Digiboard/Equinox. Multitech multiplexer analog/Digital circuits
  • Well Known Unix services telnet, ftp, ssh, smtp, dns, dhcp, http, pop, imap, ntp, smb, nmb, snmp, ldap, nfs3/4, ntp
  • Tivoli TSM backup

Employment:

UNIX/Linux System Administrator

Confidential

  • Unix team run and maintain
  • System patching AIX, HP-UX, Solaris, Linux
  • Oracle Enterprise Manager 11G patching 450 Solaris servers
  • ESX hosting Redhat and Suse Linux servers
  • Virtualized Solaris Veritas clusters

Confidential

System Administrator

  • Implemented centralized console access to Enterprise servers Raritan
  • Duty manager for SRT team
  • On-site hands on Schaumburg, IL Campus
  • Migration team moving systems from Phoenix to Chicago

Confidential

  • Unix administrator and Windows administrator
  • Develop and Maintain Exchange and Unix SMTP mail systems
  • Implement corporate web filter appliance ContentKeeper
  • Implement and maintain firewall
  • Windows security patching WAUS

Confidential

  • Maintain hardware and Unix support for contract customers
  • Developed network appliance DNS, SMTP, Firewall, Proxy
  • New hardware and software builds

Confidential

  • Maintain Solaris load balanced proxy servers
  • Maintain DNS, DHCP and LDAP servers
  • Maintain radius dial-up authentication database
  • Implement remote BSD mail relays and pop servers
  • Integrate LDAP add/delete/changes into Lotus Notes

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