VDI Systems Administrator

Mantech International Corporation
Miami, FL, United States
1 day ago
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Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Experience level
Expert
Experience required
5 years minimum
Working hours
Regular working hours

Tech stack

Active Directory Systems Engineering Configuration Management Software Documentation CompTIA Security+ System Configuration Desktop Virtualization VMware ESX Servers Virtual Desktops Citrix Systems VMware Infrastructure Virtualization Technology
+10 more
VMware Horizon View VMware VSphere Data Storage Management Information Technology Performance Monitor Patch Management Xendesktop User Administration Vulnerability Analysis Vmware

Job description

  • Installing, configuring, administering, and troubleshooting enterprise Virtual Desktop Infrastructure (VDI) environments (e.g., VMware Horizon, Citrix Virtual Apps and Desktops).
  • Managing virtual desktop pools, golden image updates, user profiles, and virtual application publishing across operational networks.
  • Performing routine system maintenance, hypervisor host patching, vulnerability updates, and diagnostic evaluations to maintain baseline performance.
  • Monitoring virtual storage capacity, host resources, and system performance metrics to proactively resolve technical bottlenecks.
  • Collaborating with cross-functional technical teams, network engineers, and site leadership to maintain optimal VDI availability.
  • Maintaining accurate configuration management records, technical system documentation, and operational baseline inventories.
  • Recommending and implementing continuous process improvements to streamline virtual desktop provisioning and user management.

Requirements

  • Bachelor’s degree in Computer Science, Information Technology, Systems Engineering, or a related field with 5+ years of experience in systems administration and desktop virtualization.
  • OR a master’s degree and 3+ or more years of relevant experience
  • OR an associate’s degree and 7+ or more years of relevant experience
  • OR a high school diploma and 9+ or more years of relevant experience
  • Proven experience administering, configuring, and supporting enterprise VDI environments (VMware Horizon, Omnissa, or Citrix).
  • Strong background in hypervisor administration (vSphere/ESXi), Active Directory Group Policies (GPOs), virtual storage management, and user profile orchestration.
  • Experience maintaining system baselines, configuration management controls, and patch management schedules.
  • Experience creating, maintaining, and communicating complex technical documentation and virtual infrastructure baselines., * Relevant professional certifications such as VMware Certified Professional - Desktop and Mobility (VCP-DTM), Citrix Certified Associate - Virtualization (CCA-V), or CompTIA Security+.
  • Prior experience supporting U.S. Military Command operations, Combatant Command environments, or Department of Defense enterprise technical environments.
  • Familiarity with DoD STIG implementation, automated patch management, and vulnerability scanning tools (ACAS).
  • Demonstrated ability to collaborate effectively across multi-disciplinary engineering teams in fast-paced operational environments.

Clearance Requirements:

  • Must hold a current/active top secret security 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.
  • Frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

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