Windows Systems Administrator II

AMERICAN SYSTEMS

. Administer, maintain, and support Windows 10/11 and Windows Server 2016/2019/2022 environments within a SCADA/Energy Management System real-time power operations system .

Posted 9/18/2026full-timePhoenix • Arizona • United StatesMid-LevelSenior💰 $75,000 - $120,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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

Demonstrates expertise in administering and supporting Windows 10/11 and Windows Server environments, with strong skills in Active Directory management and VMware ESXi. Capable of ensuring compliance with industry standards while providing technical support and maintaining critical infrastructure.

Highest-signal resume keywords

Windows 10 AdministrationWindows Server 2016/2019/2022 AdministrationActive Directory ManagementVMware ESXi AdministrationTroubleshooting Windows Systems

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

Windows 10Windows 11Windows Server 2016Windows Server 2019Windows Server 2022Active DirectoryVMware ESXiDell-EMC VxRailDell-EMC Data DomainHPE ProLiant

Soft Skills

Excellent CommunicationStrong Attention to DetailProblem-Solving SkillsAbility to Work IndependentlyCollaborative Skills

Tools & Technologies

SCADAEnergy Management SystemConfiguration Management ProcessesSystem LogsPatchingSecurity Configurations

Certifications & Qualifications

U.S. CitizenshipPublic Trust (Tier 4)

Industry Keywords

Real-Time Power OperationsLifecycle ManagementTechnical SupportCross-Functional CollaborationAir-Gapped Environment

Tech Stack

Tools & technologies

VMware

About the role

Key responsibilities & impact

Administer, maintain, and support Windows 10/11 and Windows Server 2016/2019/2022 environments within a SCADA/Energy Management System real-time power operations system
Plan, coordinate, and execute installation, testing, operation, and maintenance of Windows hardware and software in an air-gapped environment
Plan and schedule installation of new or modified Windows servers, workstations, and applications
Ensure compliance with configuration management processes and industry standards
Manage the lifecycle of Windows hardware and peripheral equipment, including ordering, inventory, installation, deployment, maintenance, and decommissioning
Perform Active Directory management, Group Policy administration, user account management, and resource sharing
Administer VMware ESXi 8, Dell Precision Tower environments, Dell-EMC VxRail, Dell-EMC Data Domain, and HPE ProLiant servers
Maintain availability, security, stability, and performance of critical infrastructure
Identify and resolve Windows system issues to ensure operational continuity
Provide technical support to end users and collaborate with cross-functional teams
Create and maintain documentation for system logs, patching, security configurations, procedures, and troubleshooting guides

Requirements

What you’ll need

All candidates must be a U.S. Citizen
Must be able to pass federal background investigation and obtain a Public Trust (Tier 4)
3-5 years of experience in Systems Administration or similar role
Expertise in Windows 10, Windows 11, Windows Server 2016/2019/2022, and Active Directory administration
Familiarity with VMware ESXi, Dell-EMC VxRail, Dell-EMC Data Domain, and HPE ProLiant Gen 10–Gen 12 servers
Strong troubleshooting skills for Windows-based technical issues
Excellent communication and documentation skills
Strong attention to detail
Ability to work independently and collaboratively, demonstrating initiative and problem-solving skills
Must be able to lift up to 25 lbs.
Must be able to bend, stretch, squat, and kneel to move equipment and set up workstations
Must be able to present acceptable identification for customer badging and site access, such as a REAL ID-compliant driver license, U.S. Passport, or other approved GSA document

Benefits

Comp & perks

Healthcare benefits
Paid leave
Retirement plans
Insurance programs
Education and training assistance
Opportunities for growth and development
Comprehensive benefits program for employees and their dependents