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Linux System Administrator III

Laurel, MD · Information Technology
The position requires an active TS/SCI with Poly.

Join a collaborative team, solving customer issues and accessing an array of resources for your success.

Linux Administrator in Laurel, MD.

The System Administrator provides Tier I - 3 support for implementation, troubleshooting and maintenance of information Technology (IT) systems. 


Provide Tier III system administration support for CentOS operating systems.
Install, upgrade and configure Linux workstations.
Maintain smooth operation of multi-user computer systems, including coordination with network engineers.
Sets up administrator and service accounts, maintains system documentation, tunes system performance, installs system-wide software, and allocates mass storage space. Interacts with users and evaluates vendor products.
Makes recommendations to purchase hardware and software, coordinates installation, and provides backup recovery.
Develops and monitors policies and standards for allocation related to the use of computing resources.
Must be able to communicate effectively with customers and work in a team environment. 
Must be well versed in Linux.
System Admin III experience providing Tiers 1-3 support.

Able to support system in a hybrid Linux and Windows environment

BS or equivalent + 5 yrs. related experience, or MS + 3 yrs. related experience

Can also apply through our website at or send resume directly to

Generous Referral Bonus Program!
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