Client Virtualization Administrator (Puerto Rico)

RTX (Raytheon); Santa Isabel (PR); Remote; USD 85,000 - 115,000; Full time

Benefits offered by this job

Parental leave (including paternal)

Flexible work schedules

Educational assistance

Backup care

Job summary

RTX is seeking a Client Virtualization Administrator to support and optimize a complex Microsoft Windows and Red Hat Enterprise Linux environment in a remote role based in Puerto Rico. You will administer and optimize both physical and virtual infrastructure, troubleshoot issues, and collaborate across IT and Cybersecurity to ensure performance, reliability, and security.

The ideal candidate has 2+ years of VMware experience, plus hands-on Nutanix and Citrix expertise, and a proven ability to

Qualifications

• 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.

Responsibilities

• 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.

Skills

VMware environments

Nutanix hyper-converged

Citrix technologies

Red Hat Enterprise Linux

Windows Server administration

Networking TCP/IP

Education

University degree or equivalent experience

Tools

VMware vCenter

vSphere

ESXi

Nutanix

Citrix

Windows Server

Red Hat Enterprise Linux

Job description

Date Posted: 2026-10-19

Country: United States of America

Location: US-PR-SANTA ISABEL-B1 ~ Felicia Industrial Park - St B1 ~ BLDG 1

Position Role Type: Remote U.S. Citizen, U.S. Person, or Immigration Status Requirements: U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract. Security Clearance: None/Not Required

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world's most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. Join us and help shape the future of aerospace and defense.

The following position is to join our RTX Enterprise Services team in Santa Isabel, Puerto Rico:

We are seeking Client Virtualization Administrator to support and maintain a complex Microsoft Windows and Red Hat Enterprise Linux environment. In this role, you will administer and optimize physical and virtual infrastructure, troubleshoot complex technical issues, implement new technologies aligned with industry best practices, and collaborate across IT and Cybersecurity teams to ensure system performance, reliability, and security. The ideal candidate is a self-driven professional with expertise in virtualization, enterprise infrastructure, and systems administration who thrives in a fast-paced, collaborative environment.

What You Will Do

• 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.

This position will reference written work instructions for guidance with daily job activities. Work instructions are available in English only.

Qualifications You Must Have

• 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.

Qualifications We Prefer

• 4+ years experience using VMWare vCenter, vSphere, and ESX virtual computing methods
• Cloud foundation certification: Azure, AWS or Oracle
• Experience with remote service projection utilizing HP blade technology, HP Boost, and Loestream, NVidia GPU, Citrix, Nutanix hyper-converged capability
• Advanced knowledge of system performance monitoring and deployment of associated tools
• Patch management experience using Windows WSUS, SCCM, or other standard tools
• System administration experience in a Linux environment
• Basic knowledge Redhat Enterprise Linux Experience with Remote services and performance optimization
• Experience with license managers in a Windows or Linux environment

What We Offer

Whether you're just starting out on your career journey or are an experienced professional, we offer a robust total rewards package with compensation; healthcare, wellness, retirement and work/life benefits; career development and recognition programs. Some of the benefits we offer include parental (including paternal) leave, flexible work schedules, achievement awards, educational assistance and child/adult backup care.

Location

Location: This position is remote. However, the successful candidate must be currently living in Puerto Rico. Please consider the following role type definition as you apply for this role: Remote: This position is currently designated as remote. Employees who are working in Remote roles will work primarily offsite (from home). The employee may be expected to travel to the Santa Isabel site location as needed.

RTX is an Equal Opportunity Employer. All qualified applicants will receive considerati