Windows Systems Administrator

CALNET INCWashington, DC
Onsite

About The Position

CALNET, Inc. is seeking a talented Senior Windows System Administrator with Secret Clearance to work onsite in Washington DC. This role involves managing, securing, and optimizing an organization's Microsoft infrastructure, including deploying virtual machines, managing network security, configuring Active Directory, monitoring system performance, automating tasks, and supporting hybrid environments to ensure high availability and compliance.

Requirements

  • Secret Clearance
  • CompTiA Security+
  • Bachelor’s degree in Computer Science, IT, or equivalent experience.
  • 5+ years of experience in Microsoft Windows system administration.

Responsibilities

  • Provisioning, configuring, and managing resources, including virtual machines (VMs), virtual networks (VNets), storage accounts, and database services.
  • Administering Microsoft Active Directory, implementing Role-Based Access Control (RBAC), managing user permissions, and ensuring compliance with security policies.
  • Monitoring system health, performance, and usage metrics; performing cost optimization and troubleshooting incidents to ensure high availability.
  • Supporting hybrid environments, on-premises networking, and server patching.
  • Configuring and managing backups, replication, and data restoration services.

Benefits

  • medical
  • dental
  • vision
  • life insurance
  • short-term disability insurance
  • long-term disability insurance
  • 401(k)-retirement savings plan
  • generous leave time
© 2026 Teal Labs, Inc
Privacy PolicyTerms of Service