Windows System Administrator

ManTech (


  full-time   employee   contract

United States

The Windows System Administrator will

Provide support for implementation, troubleshooting and maintenance of Information Technology (IT) systems to include but not limited to:

o Windows 2008 and 2012 servers

o ESX Virtualized environment

o System Preventive Maintenance

o Active Directory

o Exchange

o Storage environments

? Manage the IT system infrastructure and any processes related to these systems.

? Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, etc.

? Provide Tier 2 (Escalation) problem identification, diagnosis and resolution of problems. Assist as needed with Tier 1 (Help Desk) and provide mentoring and leadership for Tier 1 staff.

? Configure and manage server Windows operating systems and install/load operating system software, troubleshoot, maintain integrity and configure network components along with implementing operating systems enhancements to improve reliability and performance.

? Participate on teams in the analysis and design of new large-scale Windows operating systems and/or modifications to existing systems

? Perform high level analysis of Windows operating systems and applications software requirements, processes, and characteristics for the purpose of assuring efficient and effective software design and operation

? Evaluate new system and application requirements regarding impact to the Windows operating system environment.

? Candidate must be accomplished in all areas of analysis, design, installation, implementation, configuration, tuning, administration, operation, and security of mid-tier Windows systems.


? Windows Server 2008+

? Exchange 2013+

? Familiarity with Linux (RHEL7+)


? 4-6 years? systems administration experience in mid-to-large environments.

? Bachelor?s degree in a technical discipline from an accredited college or university is preferred.

Candidate may be required to respond to after-hours requests as required in a 24 x 7 environment. Required Clearance: Candidate must have an active TS/SCI clearance.



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