[SVLUG-Jobs] Linux Systems Administrator from Reactrix

[Andrea Gyurancsik]

Linux Systems Administrator
Reactrix Media Systems

Reactrix Media Systems is a pioneering "out of home" interactive media company.   Using proprietary visioning technology, Reactrix has created compelling consumer media experiences for large national brand names at both retail locations and public venues.  Reactrix needs individuals who can combine creative and analytical thinking to drive the long term growth of the company.

Summary of Position:
Responsible for the Information Technology support and maintenance of our corporate intranet and production extranet environments.  You will be responsible for production enhancements and maintenance of our internal filer / mail / print / DNS / YP /Samba / engineering / release and build servers.  You will also be responsible for upgrading and maintaining our production co-location infrastructure, delivering a highly-reliable, highly-scalable server / Reactor network.   You will actively manage a combination of co-lo servers and remote Reactors through web administration and in-house subsystems.  You will assist other Linux server administrators as well as Windows server admins, as required.

Responsibilities:
•	Develop Linux services system requirements and build infrastructure, processes and technology to fulfill those needs. 
•	Enhance, configure and support co-location web, SQL and monitoring servers. Develop operational procedures and best practices for the management of this production infrastructure. 
•	Provide hardware, OS and application maintenance on internal and production extranet Linux servers and Reactors. 
•	Utilize Bugzilla to document and track troubleshooting opportunities and provide follow up / fixes to the production Reactor network. 
•	Deploy Nagios monitoring of servers and distributed Linux Reactors. 
•	Improve DNS, DHCP, NIS, NFS, Samba and NTP mechanisms for optimal stability and redundancy for both the intranet and extranet environments. 
•	Deploy email, calendaring and contact management solutions utilizing Linux servers, in conjunction with Exchange and Active Directory infrastructure. 
•	Support VPN access to the Corporate LAN from extranets and wireless DMZ locations.  Utilize VPN tunnels for server-to-server administration and information optimization. 
•	Enhance server and end user security through automated and procedural best practices.  Conduct server security threat assessments and recommend / implement required modifications. 
•	Develop Jumpstart / Kickstart mechanisms for Linux servers and Linux end user desktops. 
•	Deploy and maintain Veritas backup solutions across production and development Linux servers.  Assure data integrity and restore-ability.  Archive data, as appropriate. 
•	Identify, address and document co-location infrastructural design flaws, procedures and processes. 
•	Provide after hours on call Linux server support. 
•	Deploy operating system, application software and bug fixes via the Reactrix production web portal interface. 
•	Manage production site and venue data within the Reactrix web portal database.

Requirements:
•	Experience level:  5+ years system and network administration, preferably in heterogeneous environments (Linux + Windows) 
•	Ability to implement, configure and manage corporate Linux server systems (Apache, SAMBA, YP/NIS, DNS/DHCP, NFS filers, etc.) 
•	Working knowledge of intrusion detection systems, SQL database services, secure web servers, web application load balancers and NAGIOS / NetSaint / SNMP. 
•	Experience building scalable, thoroughly-monitored, stable IT solutions. 
•	Working knowledge of at least one common scripting language (Perl, shell, python, PHP, etc.) 
•	Ability to configure and install software packages from source code and through the use of Linux package managers. 
•	Highly developed interpersonal and communication skills interacting with support staff, third party partners, customers, engineers, estaff.  Capable of developing easily understood written documentation. 
•	Working knowledge of SSH, Apache, SSL, RPM, HTML, HTTP, HTTPS, SQL, and CVS 

Desirables: 
•	Prior experience working with a young startup 
•	Bachelor of Science / Masters Computer Science
•	RedHat kickstart development skills
•	Cisco networking knowledge of switches, WAN routers and firewalls.
•	Security certifications
•	7+ years of Linux / Solaris / Irix / operating system expertise.
•	Flexible working schedule.

PLEASE VISIT OUR SITE: www.reactrix.com

If you are interested and qualified, please do the following: Send us a letter and resume at reactrix at jobs_linuxsa.com. Title it "LINUX SYSTEMS ADMINISTRATOR" in the subject line. Resumes submitted with online portfolios will be given top priority. 

Thank you for your interest in Reactrix!
 
ABSOLUTELY NO AGENCIES CALLS OR SOLICITATION!
WE ARE NOT SPONSORING AT THIS TIME.
USA citizens only.



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