Position: LINUX SYSTEMS ADMINISTRATOR
Company: Reactrix Systems (Direct Employer)
Location: Redwood City, CA
Job Type: Full-time
LINUX SYSTEMS ADMINISTRATOR
COMPANY PROFILE:
Reactrix Systems, Inc. is a 5 year old, 70+ person
organization located
in Redwood City, CA. It has introduced a new dynamic
advertising
display medium - Reactrix. The medium presents advertising
and
sponsored spots that are projected on to large, highly
trafficked areas
like floors. Unlike other advertising media, people play
with branded
digital images and animations in groups. People interact
for up to 2
minutes with projected images that react to their movements.
Through centralized Reactrix Network, advertisers can easily
place and
track dynamic advertising and merchandising messages that
break through
the clutter and engage prospects and customers in a way
never before
possible. The Reactrix Network is available in the Top 10
DMAs in the
largest trafficked malls and theaters with estimated traffic
averaging
120K monthly. Current national advertisers include a major
beverage
company, a movie studio, and a Telco.
PLEASE VISIT OUR SITE: www.reactrix.com
POSITION SUMMARY:
Responsible for the Network Operations support and
maintenance of our
production revenue-producing extranet and internal STAGING
environments.
This person will be responsible for upgrading and
maintaining our
production co-location infrastructure, and delivering a
highly-reliable,
highly-scalable server / Reactor network. The Linux Systems
Administrator actively manage a combination of co-lo servers
and remote
Reactors through web administration and in-house subsystems.
Responsible for production enhancements and maintenance of
our internal
filer / mail / print / DNS / YP /Samba / engineering /
release and build
servers. This person will assist other Linux server
administrators as
well as Windows server admins, as required.
RESPONSIBILITIES:
* Develop Linux services system requirements and
develop
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.
* Manage production site and venue data within the
Reactrix
web portal database.
* 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.
* 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.
* 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.
* 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.
QUALIFICATIONS:
* 1 year recent system and network administration
in
heterogeneous Linux RedHat Enterprise v4 (RHEL4) or CentOS
v4 and
Windows environments.
* Experience in a networked production environment
of 50+
Linux servers.
* Experience working daily with server OS
installations and
maintenance in a production environment.
* Ability to implement, configure, and manage data
center and
intranet Linux server systems.
* Working knowledge of intrusion detection
systems, SQL
database services, secure web servers, and web application
load
balancers.
* Experience building scalable,
thoroughly-monitored, stable
IT server, and application solutions.
* Working knowledge of SSH, SSL, RPM, HTML, HTTP,
HTTPS, SQL,
and CVS.
* 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, and e-staff. Capable of developing easily
understood written
documentation.
DESIRED QUALIFICATIONS:
* Prior experience working with a young startup.
* Working knowledge of Apache, SAMBA, YP/NIS,
DNS/DHCP, NFS
filers, etc.
* Working knowledge of NAGIOS / NetSaint / SNMP.
* RedHat kickstart development skills.
* Cisco networking knowledge of switches, WAN
routers and
firewalls.
* Security certifications.
* 3 years of Linux / Solaris / Irix / operating
system
expertise.
* Flexible working schedule.
EDUCATION:
Bachelor's Degree or Master's Degree in Computer Science.
BENEFITS:
Reactrix provides comprehensive and competitive compensation
and benefit
packages. Benefits include Medical Insurance, Prescription
Drug
Insurance, Dental and Vision Reimbursement, 401K Retirement
Plan, Paid
Holidays, and accrued Paid Time Off - starting at 15
days/yr.
CONTACT INFORMATION:
Only qualified candidates should apply. If you are
interested, please
do the following: Send your resume and a cover letter
summarizing how
your background matches the requirements. Title it
"Linux Systems
Administrator" in the subject line. Please let us
know you heard of
this opportunity through SVLUG.
Thank you for your interest in Reactrix!
A Proof of authorization to work in the United States
required.
No agency solicitations, please.
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