Senior Linux Systems Administrator
ChoiceStream - United States

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Position Summary:
The Senior Linux Systems Administrator will be a key member of the Systems Operations team, supporting a growing company through Linux server administration, clustered systems configurations and network planning to support an exciting and dynamic company with an energetic start-up culture. We are on the bleeding edge of technology and need a dynamic, flexible and intelligent team member to help us reach the next level.

Key Responsibilities:
Primary responsibilities for this position include, but are not limited to:
• Administration of a production data center installation with AWS and EC2 cloud deployments
• Collaborate with team members on the monitoring, troubleshooting and expansion of production systems, both in the cloud and data center
• Work with other senior administrators to develop the technical infrastructure of ChoiceStream systems operations for both cloud and data center
• Automate deployment processes and server builds
• Mentor less experienced team members
• Design and deploy Nexenta based storage solutions
• Participate in 24/7 on-call schedule to ensure smooth operation of all systems
• Assist in diagnosing and resolving hardware, software, and network issues
• Work cooperatively across the organization to identify and implement new ideas
• Administer open source solutions such as Hadoop, Cassandra, Storm, Rabbit MQ and more
The job requires a self-directed team player with a strong customer service orientation and excellent interpersonal/communication skills, as well as the ability to adapt to changing priorities. Qualifications include:
• 5 plus years of working with production Linux systems, preferably CentOS or other Red Hat derivatives
• Experience with maintaining production datacenter systems and networks
• Good understanding of security best practices
• Knowledge of host monitoring and network security
• Advanced scripting knowledge with Bash or Perl or Python
• Broad experience with open source solutions
Experience with any or all of the following is a plus:
• Big data technologies such as Cassandra, Hadoop and HBase
• MySQL administration
• Experience with event-driven job scheduling
• Load balancing technologies such as A10, Netscaler or F5
If you are interested in applying for this position, please send your resume to