Senior Systems Administrator GCC High Azure | Reston

VSO Inc.; Reston (VA); Hybrid; USD 120,000 - 160,000; Full time

Job summary

VSO Inc. in Reston, VA is seeking a Senior Systems Administrator to design, deploy, and manage complex Microsoft Azure Government and Windows Server environments for commercial, government, and regulated clients.

This hands-on role requires deep technical expertise and the ability to deliver reliable, secure production systems. The ideal candidate will independently deploy new environments, resolve escalated issues, and implement security baselines in line with NIST SP 800-171 and CMMC

Qualifications

• 7+ years hands-on Windows Server and enterprise infrastructure experience.
• 3+ years administering Microsoft Azure infrastructure, preferably Azure Government.
• Build Windows Server environments from deployment through production operations.
• Advanced expertise with AD, DNS, DHCP, Group Policy, and Windows authentication.
• PowerShell scripting and infrastructure automation proficiency.

Responsibilities

• Design, deploy, configure, and administer Microsoft Azure Government infrastructure.
• Provision and manage Azure VMs, networks, storage, and backups.
• Administer RBAC, policies, and subscriptions in Azure.
• Implement disaster recovery and business continuity solutions.
• Maintain Windows Server 2019/2022/2025 and legacy environments.
• Manage AD DS, DNS, DHCP, GPOs, and authentication services.
• Support hybrid Active Directory and Entra ID environments.
• Serve as the highest escalation point for L1/L2 teams.

Skills

PowerShell scripting

Infrastructure automation

Hybrid cloud operations

Tools

Azure Government

VMware vSphere

Microsoft Hyper-V

Job description

VSO Inc. in Reston, VA is seeking a Senior Systems Administrator to design, deploy, and manage complex Microsoft Azure Government and Windows Server environments for commercial, government, and regulated clients.

This hands-on role requires deep technical expertise and the ability to deliver reliable, secure production systems. The ideal candidate will independently deploy new environments, resolve escalated issues, and implement security baselines in line with NIST SP 800-171 and CMMC