System Administrator

Role Summary

The System Administrator (Level 2/3) is responsible for administering, securing, and supporting Microsoft-centric infrastructure in a production environment. This role manages Windows Server systems, Active Directory, Azure networking, virtualization, access governance, and infrastructure automation. The position supports system reliability, security compliance, lifecycle management, and continuous improvement while minimizing downtime. Success requires strong troubleshooting, documentation, communication, and independent problem-solving skills.

Responsibilities

• Administer, maintain, and troubleshoot Windows Server 2016, 2019, and 2022 environments.
• Manage Active Directory, DNS, DHCP, Windows infrastructure services, and Domain Controller upgrades, migrations, and decommissioning.
• Support Azure networking, including Virtual Networks, subnets, Network Security Groups, VPN connectivity, and Azure Virtual Machines.
• Develop and maintain PowerShell scripts and infrastructure automation using PowerShell and VMware PowerCLI.
• Administer, review, optimize, and troubleshoot Group Policy Objects, including security policy implementation and removal of obsolete policies.
• Support user access governance, identity and access management, and Active Directory security administration.
• Identify, track, and remediate vulnerabilities while implementing Windows Server security hardening and scheduled patching.
• Provision and maintain virtual machines, monitor server performance, and troubleshoot infrastructure issues.
• Manage server lifecycle activities, disk and storage capacity, unsupported software removal, and remediation of unauthorized or concerning applications.
• Document processes, procedures, operational standards, maintenance activities, and infrastructure changes.

Qualifications

• 3+ years of systems administration experience.
• Strong experience administering Windows Server environments and Microsoft infrastructure services.
• Proficiency with Active Directory, DNS, DHCP, Group Policy administration, and Domain Controller lifecycle management.
• Experience with Azure cloud networking fundamentals, Azure Virtual Machines, and VPN connectivity.
• Strong PowerShell scripting and automation skills, with experience using VMware PowerCLI.
• Knowledge of Windows Server security hardening, vulnerability remediation, patching, IAM, and access governance.
• Experience with virtualization, server performance monitoring, storage management, and capacity planning.
• Strong troubleshooting, problem-solving, organization, and prioritization skills.
• Ability to support production environments with minimal downtime and manage multiple priorities independently.
• Excellent communication skills and the ability to interact directly with client stakeholders.

Publishing Pay Range: $45.00 – $49.00 Hourly

This is a fully remote role and can be performed from an approved location.