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ALEXIUS LUDEMAN |
E-mail: lex-resume@lexinator.com |
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Address: |
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Cell phone: (415)240-XXXX |
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Goal: To obtain
a challenging career position in the delivery a UNIX/mixed environment dealing
with complex or large scale networks and using my entire skill set including
ones in architecting and development.
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Skills |
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Technical:
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A solid working knowledge of UNIX and kernel internals of
BSD/SysV/Win32 platforms.
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Capable of quickly learning an unfamiliar
application/environment.
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Setup software to be uniformly run across different
architectures and platforms.
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Hardware debugging, exchanges and setup, and software
configuration.
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Provide innovated solutions to problems and follow through
with successful implementation.
Programming:
C, Perl, Python, Awk/Sed, shell script,
Expect/TCL, CGI
Social and Work Ethic:
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Easy going personality, and I
work well under pressure and never show signs of stress even when under tight
deadlines
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Open minded in group situations,
can suggest ideas to the group and discuss the best solution
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When assigned a task I will do
what it takes to accomplish that task, this includes using all the resources
available to me and devoting the amount of time that is required to accomplish
the task.
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Professional Experience |
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La La Media – Sept 05 – Present Position: Unix System Administrator |
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Created infrastructure from the
ground up for internal IT and external production environment.
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Entirely Open source software
shop: Subversion, ldap,
tomcat, java, ubuntu, FAI, python, build, debian packages, mysql 5.0,
apache 2, icecast, shoutcast,
darkice, nagios, cricket
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Hardware: Cisco equipment, 6500,
2948, 2515; dell 1425sc(x86,, amd64)
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Managing collocation of 50+
servers.
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Gotcorp – Jan 05 –
Sept 05 Position: Unix System Administrator |
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Solely responsible for supporting
about 80 servers running Solaris, Windows, and Linux. Most mission critical of the infrastructure
was supporting 3 Sunfire 880s running Oracle
9.2.0.3.0. In addition Cisco routers,
switches. Array networks 1000, Sonicwall Pro 300,
TZ170.
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Added multiple Sun A5x00 disk
arrays and rearranged disk layout for redundancy and space with zero downtime . Stabilized
Solaris machines running Oracle. Oracle
database ~700G and growing at 1G a week.
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Improved monitoring systems,
configured snmp on all systems and migrated from ewatcher, a software company that no longer exists to an opensource product nagios.
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Setup new collocation for next
generation product from the ground up including bgp
routing, dns, backups.
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Vendio – May 04 –
Dec 04 Position: Unix System Administrator |
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Responsible for 24 hour/7 day uptime of all production
servers. Supporting 140+ servers running Linux Debian, Redhat, Suse.
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Updated OS on core servers to
modern debian sarge
distribution with no downtime. Machines
were running older distributions of linux.
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Developing automation scripts in
python, perl, and shell. Configured central log server, and scripts to
parse it for daily reports. Installed
tool to read SMART information from disks.
This gave us insight before disk failure on critical machines.
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HomeGain – Feb 04 –
May 04 Position: Unix/NT System Administrator |
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Responsible for 24 hour/7 day uptime of all production
servers. Supporting 80+ servers. Linux Redhat 9.0,
Win32, Sun Fire 880s in conjunction with Netapps
running Oracle, Apache, Python, Corba, Sendmail, IIS.
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Internal services supporting,
Samba, CVS,
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Developing monitoring scripts for
production in Nagios, and Cricket. Net-SNMP.
Realnames Corporation: -
Sep 99 – Dec 01
Position: Senior Operations Engineer |
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Responsible for 24 hour/7 day uptime of all production
servers. Supported over 100 production servers mixed
NT/2000/Linux(Redhat)/Solaris
split between 4 collocations worldwide:
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Services supported in production were IIS, Apache with C modules, BIND,
Qmail, Veritas Backup
Executive, and proprietary applications:
RAM database, web servers.
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Supported internal servers and QA/engineering desktops. Internal services supported CVS,
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Hardware utilized and configured Integrix(Sun), Dell Poweredge, Cisco Local
Directors 416/425 series, Cisco switches 4000 and 2900 series, Catalyst 5000,
Cisco router 7200 and 3600, Compaq Proliant 1850s,
DL360s, Foundry ServerIron, and Compaq StorageWorks.
Projects/Duties:
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Setup, enhanced and maintained a SNMP collecting tool named
Cricket. Enhancement include HTML user
interface upgrade, trend analysis so it allowed my team and I to witness
significant changes over a period of time, and development of a weekly report
functions for executives and managers to see traffic that Realnames
production machines received.
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Helped engineers develop applications version schemes that were easily
maintainable and minimal effort on the Operations Team to maintain. Inherit to the design allowed for Realnames software to be upgraded without impacting
previous versions and allowed simple changes to fall back to previous
versions. I worked closely with
engineering and QA to resolve issues that were witnessed in production.
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Traveled to collocations to upgrade/add machines. I was involved in setting up three new
collocations. Architected collocations
with terminal servers to be able to go above and beyond what most pc
environment are capable of, which allowed us to upgrade OS and reboot machines
remotely(similar to Sun boot prom).
While out in the field I was able to maintain all collocations.
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Responsible for the architecture, administration, capacity planning,
maintenance, and weekly code pushes for Linux, Solaris and NT/2000 production
systems.
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Responsible for delivering a reliable and efficient multi-tiered data
distribution system from Microsoft SQL backend databases to outward facing Redhat databases, delivering 99.99% availability and uptime
required by SLAs to partners such as LookSmart, Google, Verisign and
Microsoft
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Administered global load balancing solution using BGP across multiple
backbone providers.
Ventana Technology, Inc. - Jul 98 - Sep 99 – 4 Contracts with varying
lengths
Position: Senior Unix
Administrator |
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Internet
Travel Network - Contract Length: 5 Months
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Set up a new data center quickly and efficiently of 50+
web/database sun servers with Jumpstart and Expect. Implemented ssh for new collocation, setup jumpstart, configure
hardware and software raids.
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Developed a system to distribute software among 50+ web
servers/database servers with Perl and Rsync, added C
code to rsync for new feature. Improved network/machine monitoring by adding
several shell scripts to existing “Big Brother” monitoring software.
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Debugged Sendmail problems, added
new headers based upon destination customers
FX-Pal
Xerox Corp - Contract
Length: 2 Months
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Updated SunOS/Solaris with Year 2000 patches, Administrated
20 Sun boxes, Migrated NIS, DNS, Sendmail. Configured Xerox printing.
Mylex Corp - Contract
Length: 6 Months
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Sole Unix administrator, Supported engineering department,
consisting of 25 Ultra-2 workstations
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Restructured file system layout on live Auspex
without affecting long running processes of the engineering users.
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Setup Legato, configured UPS software, Setup CDR burner to archive Cad projects, Compiled and debugged open
source software.
Pericom
Semiconductor Corp - Contract Length: 3 Months
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Sole Unix administrator, Supported 20 engineers and company
needed 24/7 uptime of their HPUX Oracle database system for OneWorld
(CRM application)
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Developed numerous perl/sh
scripts for monitoring file systems, sendmail, and
verification of OneWorld to be notified via
pager/email.
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Identified appropriate purchase of workstations and
evaluated them.
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Supported cad software, license servers, administrated
legato backups, upgraded sendmail, and patches to all
engineering machines.
Sun Microsystems
– Jul 97 – Jul 98
Organization: Position: Unix System Administrator |
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· Providing support for large scale Sun Solaris and Windows 95/NT environment consisting of over 1500 nodes. Responsible for 24 hour/7 day uptime of infrastructure servers. Served as escalation point for Solaris and PC problems.
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Maintain
Projects/Duties:
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PC infrastructure - developed autoinstall
method of installing dual boot 95, and NT with a single disk. Developed a method to allow software packages
to be installed dynamically as needed.
These packages are self-contained entities that reside on a NFS
server. Package installation script is
entirely in Win32 Perl. The site was Unix environment only previous to this project.
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Maintain home servers - containing over 200 users each,
upgraded OS from 2.5.1 to 2.6, install and maintain hardware, maintain ODS and
repair HD as needed. Tune machine for
optimal performance. Repair and maintain
CDE calendars. Repair tooltalk databases.
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Personal: |
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http://lexinator.com - Aug 98 - Current |
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· Administrate my own DNS, sendmail, apache website, http://lexinator.com.
· Provide searching resources of the MR2 Mailing list for the Toyota MR2 community with glimpse and MHonarc.
· I use MySQL, php, mod_perl, weblog, My photo gallery, wcal, webalizer, and awstats collectively for the use on my website.
Education:
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Bachelor Science, Information and Computer Science, UC
Irvine 1997. Focus in Networking
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Classes from Sun Microsystems: Sun System Principles and Performance
Tuning(offered to internal employees only), Online Disk Suite, Solstice Network
Backup client, Solstice Network Client (Mar 98)
Other Passions:
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In 2002 spent about a year
traveling and learning about each countries’ cultures
in the following locations: Western
United States,
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Enjoy automotive mechanics and performance
modifications. In 2001 I had a personal
project of rebuilding a EJ22T motor (Subaru Legacy
Turbo) and changing transmission from automatic to manual.
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DJing playing records
for bars or parties. I play electronic
music, the style of Disco house, 2 step, and
My latest resume is also available at http://lexinator.com/resume