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Tech Tammina LLC Logo
Senior Systems Administrator

Tech Tammina LLC

 

Dallas, TX, USA

Posted On: Just posted
Experience: 5+ years
Availability: Hybrid
Openings: 1
Category: Senior Systems Administrator
Tenure: Contract - Corp-to-Corp
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Description

You will manage and maintain core infrastructure systems in a global, heterogeneous environment.

This role is on-site.

Responsibilities

  • Administer and troubleshoot Windows, Active Directory, VMware vSphere, and vRealize Suite components.
  • Implement and manage Active Directory infrastructure, including Domain Controller replication and Group Policies.
  • Perform performance tuning on VMware servers and manage server resources across physical and virtual environments.
  • Coordinate with multiple teams and hardware vendors for support, upgrades, and break-fix resolution.

Required Skills

  • 5+ years of hands-on experience in systems administration.
  • Expertise in Active Directory, DNS, DHCP, IIS, ADFS, and Group Policies.
  • Strong operational knowledge of VMware, including vSphere, vRA, and vRO.
  • Proficiency in PowerShell scripting for task automation and efficiency gains.
  • Experience with highly available and disaster recovery environments, including BCDR planning.
  • Solid understanding of virtualization technologies (VMware, Hyper-V) and Nutanix.
  • Experience managing MS clusters and load balancing configurations.

Preferred Skills

  • Familiarity with hardware OEM support (DELL/HP) and RAID management.

Education

Any Gradute

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