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# Infrastructure Administrator

- **Company:** Green Valley
- **Location:** Henderson, NV, United States (Remote available)
- **Experience:** Experienced
- **Contract:** Permanent contract
- **Skills:** Microsoft Windows, Active Directory, User Authentication, Software as a Service, Cloud Computing, Information Systems, Computer Networks, Data Centers, Data Recovery, Dynamic Host Configuration Protocol, Disaster Recovery, Domain Name System (DNS), Firmware, Monitoring of Systems, Hardware Virtualization, IT Management, Networking Hardware, Virtual Private Networks (VPN), Local Area Networks, Network Security, Microsoft Software, Windows Servers, Network Diagrams, Network Connections, Routing, Network Administration, PCI Data Security Standards, Windows PowerShell, Remote Access Technology, Azure Active Directory, Cloud Services, Server Supported Gaming, Server Virtualization, Service Pack, TCP/IP, Transmission Control Protocol (TCP), Virtual Local Area Networks, Virtualization Technology, Wide Area Networks, Wireless Access Point, Wireless Networks, Enterprise Application Integration, Network Switches, Network Routing, Network Routers, Scripting, Computer Networking Systems, Computer Network Operations, Cloud Platform System, HybridCloud, Firewalls (Computer Science), Information Technology, Fortinet, Nutanix, Cisco, Vmware
- **Published:** September 30, 2026
- **Apply:** https://www.careerbuilder.com/job-details/infrastructure-administrator-henderson-nv--0b198cee-4308-49e1-98c6-30c1a05993a6

## About the Role

· Microsoft Windows Server

· Active Directory and Group Policy

· Microsoft 365

· Microsoft Entra ID

· DNS and DHCP

· Virtualization platforms

· Server and storage infrastructure

· Firewalls and VPN technologies

· LAN/WAN networking

· Managed switches and wireless networks

· SD-WAN technologies

· Backup and disaster recovery platforms

· Endpoint protection and EDR solutions

· Infrastructure monitoring platforms

· Remote access technologies

· Cloud and SaaS applications

· Network security technologies

· UPS and supporting data center equipment

Minimum Qualifications

· 3+ years of professional experience administering IT infrastructure, systems, or networks.

· Strong working knowledge of Microsoft Windows Server environments.

· Experience administering Active Directory, Group Policy, DNS, and DHCP.

· Experience with Microsoft 365 and cloud identity technologies.

· Working knowledge of networking concepts including TCP/IP, VLANs, routing, switching, DNS, DHCP, VPNs, and firewalls.

· Experience troubleshooting server, network, and infrastructure-related issues.

· Experience working with virtualization technologies.

· Experience with backup and disaster recovery technologies.

· Ability to independently diagnose and resolve complex technical problems.

· Ability to document technical configurations and procedures clearly.

· Strong organizational and time-management skills.

· Strong written and verbal communication skills.

· Ability to communicate technical information to both technical and non-technical personnel.

· Ability to manage multiple priorities in a fast-paced operational environment.

Preferred Qualifications

· 5+ years of infrastructure, systems administration, or network administration experience.

· Experience supporting a multi-site or geographically distributed organization.

· Experience supporting retail, convenience store, hospitality, restaurant, or other 24/7 operational environments.

· Experience with enterprise firewall and SD-WAN technologies.

· Experience with hyperconverged or enterprise virtualization infrastructure.

· Experience with infrastructure monitoring and automation tools.

· Experience supporting cloud and hybrid infrastructure environments.

· Experience with PowerShell or other scripting/automation technologies.

· Experience participating in disaster recovery or business continuity exercises.

· Familiarity with PCI DSS or other security/compliance frameworks.

· Microsoft, Cisco, CompTIA, Fortinet, VMware, Nutanix, or comparable industry certifications.

Knowledge, Skills, and Abilities

Successful candidates should demonstrate:

· Strong technical troubleshooting and analytical skills.

· A proactive approach to infrastructure monitoring and maintenance.

· Ability to recognize potential problems before they result in outages.

· Strong understanding of infrastructure dependencies and business impact.

· Ability to prioritize incidents based on severity and operational impact.

· Ability to work independently while collaborating effectively with other IT team members.

· Strong attention to detail and documentation.

· Ability to remain effective during outages or high-priority incidents.

· Customer-service-oriented approach when working with employees and business stakeholders.

· Ability to coordinate effectively with third-party vendors and technology partners.

Physical and Availability Requirements

· Ability to occasionally lift and move computer, network, or server equipment weighing up to approximately 50 pounds.

· Ability to work in server rooms, network closets, offices, and remote business locations as required.

· Ability to travel to company locations when necessary.

· Ability to perform scheduled maintenance outside normal business hours when required.

· Ability to participate in after-hours escalation or on-call support as assigned.

Skills:
Acquisition Integration, Analysis Skills, Authentication, Automation, Cloud Computing, Communication Skills, Computer Firmware, Customer Support/Service, DHCP (Dynamic Host Configuration Protocol), DNS (Domain Name System), Data Recovery, Detail Oriented, Disaster Recovery, Documentation, Endpoint Security, Enterprise Application Integration (EAI), Establish Priorities, Firewalls, Hardware Virtualization, Hybrid Cloud, Identify Issues, Information Systems/Technology IS/IT Administration, Information Technology & Information Systems, Local Area Network (LAN), Management of Information Systems/Technology (MIS), Microsoft Active Directory, Microsoft Product Family, Microsoft Windows Server, Microsoft Windows System Administration, Multitasking, Network Administration/Management, Network Connectivity, Network Operations Center, Network Routers, Network Routing, Network Switching, Network System Hardware, On Call, Operating Systems, Organizational Skills, PCI-DSS, Performance Analysis,
Presentation/Verbal Skills, Problem Solving Skills, Restaurant, Retail, Schedule Development, Scripting (Scripting Languages), Server Support, Software Patches, Systems Administration/Management, Systems Maintenance, TCP/IP (Transmission Control Protocol/Internet Protocol), Technical Support, Technical Writing, Telecommunications, Time Management, Travel Industry, VLAN (Virtual Local Area Network), VPN (Virtual Private Network), Virtualization, Wide Area Network (WAN), Willing to Travel, Windows PowerShell, Wireless Communications, Writing Skills

## Description

· Administer, maintain, monitor, and troubleshoot Windows Server environments and related infrastructure.

· Manage Active Directory, Group Policy, DNS, DHCP, user authentication, and other core Microsoft services.

· Administer Microsoft 365, Entra ID, and other cloud-based services.

· Maintain virtual server environments and supporting compute, storage, and networking infrastructure.

· Monitor infrastructure performance, capacity, availability, and system health.

· Maintain LAN, WAN, VPN, firewall, wireless, and site-to-site network connectivity.

· Configure and troubleshoot switches, routers, firewalls, access points, VPN connections, and related network equipment.

· Support connectivity between corporate offices, data centers, cloud environments, and remote business locations.

· Administer server and infrastructure backup systems and regularly verify successful backups.

· Participate in disaster recovery testing, documentation, and recovery procedures.

· Maintain system patching, firmware updates, operating system updates, and infrastructure lifecycle management.

· Monitor infrastructure alerts and proactively address potential reliability or security issues.

· Troubleshoot escalated incidents involving servers, networking, authentication, applications, connectivity, and infrastructure.

· Work with vendors and service providers to troubleshoot telecommunications, networking, hardware, software, and infrastructure issues.

· Participate in the planning and implementation of infrastructure upgrades, migrations, deployments, and technology projects.

· Support new locations, relocations, acquisitions, integrations, and technology installations as required.

· Maintain accurate documentation of infrastructure configurations, network diagrams, systems, procedures, credentials, and technology standards.

· Identify aging or unsupported technology and provide recommendations for replacement or improvement.

· Performs other duties as assigned by IT management.

· Participate in infrastructure maintenance outside normal business hours when necessary.


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