Senior System Administrator jobs in McLean, VA

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Sr. ISSO
Develop and maintain System Security Plans (SSPs) and all other system security documentation, reviewing and updating them at least annually for all assigned...

Senior Systems Administrator

ManTech International Corporation - 910 reviews - Chantilly, VA 20151   +1 location
The Senior Systems Administrator will be an instrumental part of a highly technical refresh team in a small to medium enterprise technical refresh project....

Systems Administrator, Senior

ManTech International Corporation - 910 reviews - Falls Church, VA
ManTech is looking for a Senior Systems Administrator to provide support for the Executive Office for Immigration Review....

Windows Systems Engineer 3

ManTech International Corporation - 910 reviews - Bethesda, MD 20817
Troubleshooting server matters including systems, applications, and connectivity issues. Microsoft Certified Professional or Administrator MS Server 2008 or...

Systems Administrator, Senior Windows

ManTech International Corporation - 910 reviews - Washington, DC
Experience patching enterprise Windows systems. Experience troubleshooting and administering enterprise Windows systems....

Systems Administrator, Senior LINUX

ManTech International Corporation - 910 reviews - Washington, DC
ManTech is currently seeking experienced Windows Systems Administrators for a cutting edge program in Washington, DC....

Systems Administrator, Senior Principal

ManTech International Corporation - 910 reviews - Chantilly, VA 20151
We help safeguard national security through full-spectrum cyber, data and predictive analytics, enterprise IT, systems engineering and biometrics....

Splunk System Administrator

ManTech International Corporation - 910 reviews - Falls Church, VA
Currently, ManTech is seeking a motivated, career and customer oriented Senior Splunk Systems Administrator to join our team in Falls Church, VA to provide...

Senior Office Administrator

ManTech International Corporation - 910 reviews - Chantilly, VA 20151
In this role you will serve as a Senior Office Administrator providing administrative support to a Government customer....

Senior Principal Systems Engineer

ManTech International Corporation - 910 reviews - Arlington, VA
Providing direction to less experienced Systems Engineers and Systems Administrators. Bachelor and/or Master Degree in Computer Science or Information Systems,...

Network Administrator, Senior Principal

ManTech International Corporation - 910 reviews - Washington, DC
ManTech is currently seeking experienced Network Administrators for a cutting edge program in Washington, DC....
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