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RTX

Client Virtualization Administrator

RTX

. Administer and maintain Microsoft Windows Server and Red Hat Enterprise Linux environments .

Posted 10/19/2026full-timeRemote • United StatesJuniorMid-LevelWebsite

Core Competencies

Role fit
Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in administering and maintaining Microsoft Windows Server and Red Hat Enterprise Linux environments, with a strong focus on virtualization technologies such as VMware and Nutanix. Proficient in system performance monitoring, troubleshooting, and implementing security measures in compliance with industry standards.

Highest-signal resume keywords
Microsoft Windows Server AdministrationRed Hat Enterprise Linux AdministrationVMware vCenter, vSphere, ESXi SupportCloud-Based Infrastructure SolutionsActive Directory Management

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
System Performance MonitoringTroubleshooting Hardware IssuesImplementing System UpdatesNetwork Technologies (TCP/IP, Switches, Firewalls)Hyperconverged Infrastructure Solutions
Soft Skills
Collaboration with Cross-Functional TeamsTechnical Documentation DevelopmentUser Training Assistance
Tools & Technologies
NutanixVMwareCitrixNAS SolutionsSAN Solutions
Certifications & Qualifications
Cloud Foundation Certification (Azure, AWS, Oracle)
Industry Keywords
Cybersecurity ComplianceInfrastructure Services ManagementPatch ManagementRemote Services OptimizationPerformance Optimization

Tech Stack

Tools & technologies
AWSAzureCitrixCloudCyber SecurityDNSFirewallsLinuxOracleTCP/IPVMware

About the role

Key responsibilities & impact
  • Administer and maintain Microsoft Windows Server and Red Hat Enterprise Linux environments
  • Support virtual infrastructure using Nutanix, VMware, and Citrix technologies
  • Monitor system performance and troubleshoot hardware, operating system, and infrastructure issues
  • Manage core infrastructure services, including Active Directory, DNS, DHCP, and server replication
  • Implement system updates and enhancements following established best practices
  • Partner with Cybersecurity to maintain system security and compliance
  • Collaborate with cross-functional IT teams to support enterprise infrastructure
  • Create and maintain technical documentation and assist with user training
  • Reference written work instructions for daily job activities
  • Support and maintain a complex Microsoft Windows and Red Hat Enterprise Linux environment
  • Administer and optimize physical and virtual infrastructure
  • Implement new technologies aligned with industry best practices
  • Ensure system performance, reliability, and security

Requirements

What you’ll need
  • University Degree or equivalent experience and minimum 2 years of prior relevant experience
  • 2+ years of experience administering and supporting VMware environments, including vCenter, vSphere, and ESXi
  • Experience implementing, migrating, supporting, and troubleshooting cloud-based infrastructure and architecture solutions
  • Experience administering or supporting enterprise data storage technologies, including NAS and SAN solutions
  • Experience implementing, configuring, or supporting hyperconverged infrastructure solutions, such as Nutanix and Citrix platforms
  • Experience working with networking technologies, including TCP/IP, switches, firewalls, and routers, in enterprise environments
  • Experience developing technical solutions and documentation to resolve complex infrastructure issues and support recurring issue prevention
  • U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract
  • Written work instructions are available in English only
  • Preferred: 4+ years experience using VMWare vCenter, vSphere, and ESX virtual computing methods
  • Preferred: Cloud foundation certification: Azure, AWS or Oracle
  • Preferred: Experience with remote service projection utilizing HP blade technology, HP Boost, Loestream, NVIDIA GPU, Citrix, and Nutanix hyper-converged capability
  • Preferred: Advanced knowledge of system performance monitoring and deployment of associated tools
  • Preferred: Patch management experience using Windows WSUS, SCCM, or other standard tools
  • Preferred: System administration experience in a Linux environment
  • Preferred: Basic knowledge of Red Hat Enterprise Linux, remote services, and performance optimization
  • Preferred: Experience with license managers in a Windows or Linux environment

Benefits

Comp & perks
  • Compensation, healthcare, wellness, retirement and work/life benefits
  • Parental (including paternal) leave
  • Flexible work schedules
  • Achievement awards
  • Educational assistance
  • Child/adult backup care
  • Career development and recognition programs
  • Remote work primarily from home
  • Travel to the Santa Isabel site location as needed