Systems Administrator; Windows

Overview

Job Title: System Administrator (Windows)

Clearance Required: Public Trust

Work Location: Onsite;
Lorton, VA

Alpha Omega is searching for an experienced Windows Systems Administrator to join one of our long-term Federal projects.

• Develop and implement automated solutions for reporting, VM provisioning, and patching using Power Shell.
• Maintain comprehensive documentation for system configurations, processes, and procedures; create and update Standard Operating Procedures (SOPs).
• Install, configure, and maintain mid/large-scale Windows Server environments (100+ servers, Windows Server 2019).
• Design, deploy, and manage virtual machines and clusters using Microsoft Hyper-V, including host management, storage, and network configuration.
• Apply Group Policies (GPO) and security best practices to secure both physical and virtual infrastructure, including Hyper-V and Active Directory.
• Administer and troubleshoot core Windows services such as Active Directory and WSUS.
• Oversee centralized software deployment, patch management, and asset tracking across Windows and macOS environments using tools such as PDQ Deploy, SCCM, or similar platforms.
• Monitor and optimize server and network performance, proactively identifying and resolving issues.
• Ensure compliance with security standards and regulatory requirements throughout the infrastructure.
• Provide basic administration and troubleshooting for Linux servers as needed.
• Manage and support Cisco/Meraki cloud and on-premises network devices (switches, routers, wireless access points, security appliances).
• Collaborate with IT teams to ensure best practices in systems engineering, security, and compliance.
• Stay current with emerging technologies in virtualization, systems management, and cloud integration.

• Advanced level Power Shell scripting for automation, monitoring, and administration.
• Proven experience with Microsoft Hyper-V and Windows Server environments.
• Deep understanding of virtualization concepts, clustering, storage (SAN/NAS), and networking.
• Experience with centralized management of software deployment, patching, and system tracking (e.g., PDQ Deploy, SCCM, or similar).
• Strong knowledge of Active Directory, WSUS, and Group Policy management.
• Demonstrated ability to implement security best practices and compliance controls, especially within virtualized environments.
• Experience with Video Management System software (e.g., XProtect Milestone or similar).
• Experience with centralized log management and monitoring tools (e.g., Whats Up Gold, Splunk or Centralized Windows Event Log Event Server).
• Experience with cloud platforms (Azure, AWS) and integration.
• Hands-on experience with Cisco/Meraki device management.
• Working knowledge of Linux OS administration and troubleshooting.
• Excellent problem-solving and communication skills.
• Proven experience in technical documentation and SOP creation/maintenance.

The likely salary range for this position is $70,000 - $135,000. This is not, however, a guarantee of compensation or salary. There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, education and certifications as well as contract provisions regarding labor categories that are specific to the position and could fall outside of this range.

Final date to receive applications: April 15, 2026

Joining the Alpha Omega team entitles you to participate in all retirement benefits, plans of deferred compensation, health and insurance benefits, and other such benefits as set forth in the company’s policy and benefits manuals. See below, to name a few:

• PTO including paid parental, military, and bereavement leave
• Eleven (11) paid Federal holidays, five of which are floating holidays
• Health and Dental Insurance (including 100% employer paid premiums for employee coverage under the HDHP health plan)
• Life Insurance, STD/LTD term disability coverage, with employer paid premiums
• 401(k) plan with a match that is 100% vested after you complete two years of service
• FSA/DFSA/HSA flexible…