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Senior Unix System Administrator

Responsibilities:
Work with a team of system administrators to support a large, complex site.
Ability to perform day-to-day administration of mission critical linux systems
Perform 24x7 oncall support for production systems on a rotating basis with other team members.

Requirements:
Senior level Unix (linux) System Administration experience.
Experience supporting production systems in a heterogeneous, 24x7 environment
Good understanding of tcp/ip, networking protocols and network troubleshooting skills.
Ability to tune system parameters and recommend hardware upgrades/replacements where necessary to achieve optimal system performance
Ability to write and maintain system management tools in common scripting languages (Perl, sh)
Ability to manage Oracle database servers from a sysadmin-perspective.
Experience performing colo work - racking, installing gear.
Experience managing DNS, Apache, qmail, sendmail.
Good written and verbal communication skills.

Desired Skills:
Hands-on experience with netapp or other SAN.
Experience with Bea Tuxedo, or other middleware products
Experience configuring BigIP and Cisco routers/switches
Familiarity with common open source tools like Nagios, MRTG, Apache modules, CFEngine

Mail resume to careers@get.topica.com. Please respond with a text resume ONLY if you are a solid Unix admin. Resumes in Microsoft Word or other proprietary formats will not be considered.