coloradotechnology | Senior Systems Administrator in Fort George G Meade, MD

Senior Systems Administrator

  • ManTech International Corporation
  • $107,240.00 - 160,420.00 / Year *
  • 6910 Cooper Ave
  • Fort George G Meade, MD 20755
  • Full-Time



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Group: MCIS

Clearance Level Needed: TS/SCI

Shift: Day

Category: Networks & Telecommunication Services

Entering ManTech s 50th year, we hold the distinct honor of being named a Top 100 Global Technology Company by Thomson Reuters. We have earned this and many other accolades over the years for our dedication to serving the missions of our nation s most important customers: U.S. Intelligence, Defense and Federal Civilian agencies. All know us as a trusted partner offering best-in-class solutions in cyber, data collection & analytics, enterprise IT, and systems and software engineering tailored to meet their specific requirements.

Become an integral part of a diverse team in the Mission, Cyber and Intelligence Solutions (MCIS) Group. Currently, ManTech is seeking a motivated, mission oriented Systems Admin(s), in the Hanover, MD area, with strong Customer relationships.



Become an integral part of a diverse team that leads the world in Mission, Cyber, and Intelligence Solutions. At ManTech International Corporation, you will help protect our national security while working on innovative projects that offer opportunities for advancement.


Responsibilities include:
OS (Linux) - (version 5 or higher). Linux Administration
Patch and update Linux and VM systems.
Infrastructure Management: Install and configures VMware Infrastructure Server.
Analyze system logs and identifying potential issues with computer systems.
Introduce and integrate new technologies into existing data center environments.
Performing routine audit of systems and software.
Applying operating system updates, patches, and configuration changes.
Installing and configuring new hardware and software.
Adding, removing, or updating user account information, resetting passwords, etc.
Answer technical queries and assist developers and end users.
Responsible for security of the system.
Responsible for documenting the configuration of the system.
Troubleshoot any reported problems.
System performance tuning.
Configuring, adding, and deleting file systems
Build new development, test and production environments utilizing Dell Blade servers and VMware.
Install and configure VMware ESX server on Dell Blades.
Install and configures VMware Infrastructure Server.
Build Active Directory Domain Servers.
Install and configure infrastructure related software such as DNS, McAfee EPO Servers, CENTRIFY, LDAP and Linux repositories for patching and updates.
Performed daily task of all virtual environments to include building new virtual machines, updating DNS and troubleshooting system problems.
Create documentation for builds and upgrades.
Install and configure infrastructure applications and support integration with critical application environment.
Patch and update Linux and VM systems.
Support Certification and Accreditation of Systems.
On-call support / Afterhours support
Security +


Requires Bachelor's degree (in Computer Science or related field) or equivalent, and five to seven years of related experience.
Associated topics: administrator, equipment, http, network, operating system, scom sccm, server, system administrator, system center configuration manager, tcp


* The salary listed in the header is an estimate based on salary data for similar jobs in the same area. Salary or compensation data found in the job description is accurate.