System Administrator with Security Clearance

MANTECH seeks a motivated, career and customer-oriented System Administrator to join our team in Columbia, Maryland. Responsibilities include but are not limited to: * Provide Tier 2 and Tier 3 problem identification, diagnosis and resolution.
* Manage the daily activities of configuration and operation of IT systems.
* Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all the client/server/storage/network devices, mobile devices, etc.
* Provide support for the escalation and communication of status to agency management and internal customers.
* Optimize system operations and resource utilization, and perform system capacity analysis and planning.
* Provide support for the dispatch system and hardware problems and remains involved in the resolution process.
* Configure and manage Linux and Windows (or other applicable) operating systems, install/loads operating system software, troubleshoot.
* Maintain integrity of and configure network components, along with implementing operating systems enhancements to improve reliability and performance. Minimum Qualifications: * Bachelor's degree in technical discipline; an additional 5 years of system administrator experience might be substituted for a degree.
* 15+ years' experience as a Systems Administrator or in related IT roles.
* Experience with Red Hat Enterprise Linux (RHEL).
* Familiarity with Windows. Preferred Qualifications: * Experience with cloud infrastructure administration, preferably AWS. Clearance Requirements: * Active TS/SCI with Polygraph. Physical Requirements: * Needs to be able to provide hardware transferring support.
* Frequently communicates with co-workers, management, and customers, which may involve delivering presentations.
* Must be able to exchange accurate information in these situations.