Senior Systems Administrator

ManTech International

Today
Top Secret/SCI
Unspecified
Unspecified
IT - Hardware
Chantilly, VA (On-Site/Office)

ManTech seeks a motivated, career and customer-oriented Senior Systems Administrator to join our team in Herndon, VA.

The Senior Systems Administrator will be responsible for building, maintaining, and optimizing virtualized infrastructures ensuring seamless operations across Windows server environments, networking, and enterprise platforms.

Responsibilities include but are not limited to:
  • Design, build, configure, maintain, & troubleshoot VMware virtual infrastructures to ensure high availalbity and optimal performance
  • Manage & administer Windows Domain environments
  • Perform installation, configurations, and administration of Windows Server environments
  • Collaborate with cross functional teams to support IT infrastructure projects, system migrations, and disaster recovery efforts.
  • Ability to work on a 24/7 weekly on call rotation
  • Ability to participate in WMA or CONUS travel


Minimum Qualifications:
  • Bachelor's degree in computer science or related field with 9+ years of experience in the Information Technology field
  • Strong experience building, configuring, maintaining, upgrading, tuning, troubleshooting VMware virtual infrastructures and a VMware Certified Professional - Data Center Virtualization (VCP-DCV) certification.
  • Experience managing Windows Server 2012/2016/2019; Windows Client 10/11 and with the following aspects of Windows Domain Administration: Active Directory, Group Policy, DNS, DHCP, & WSUS.
  • Experience with any of the following virtualization products and services: Citrix, Nutranix or HyperV
  • Working knowledge of basic networking concepts: TCP/IP, VLANs, subnets and the ability to rack, stack, install physical equipment.


Preferred Qualifications:
  • Strong analytical and problem-solving skills
  • Experience with System Center Configuration Manager (SCCM)
  • Experience with EMC enterprise storage arrays
  • Experience with designing/implementing COOP plans
  • Experience administering Red Hat derivative Linux distributions


Clearance Requirements:
  • An active TS/SCI with Polygraph Clearance


Physical Requirements:
  • Must be able to remain in a stationary position 50%
  • Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
  • Constantly positions self to maintain equipment, including under desks and in network closets.
group id: RTX14564a

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About Us
As the Employer of Choice in the government services and solutions industry, ManTech seeks like minds who exhibit a sense of service, creativity and dedication. The ManTech family comprises a diverse yet united group of nearly 8,000 talented professionals around the globe, each bringing distinct backgrounds and skill sets to the team. Nearly half of us are veterans.

Our diversity makes us successful. Each team member is a unique piece of the puzzle, coming together to solidify our seamless foundation. As One ManTech, we learn together, we win together and we celebrate together.

Rich educational opportunities and programs help employees break through career barriers. ManTech offers tuition assistance, partnerships with universities and institutions, a Technical Recognition Awards program, professional groups that comprise our Communities of Practice and so much more. Our own acclaimed ManTech University offers instruction and resources needed for professional development.

ManTech International Jobs


Job Category
IT - Hardware
Clearance Level
Top Secret/SCI