Lead System Administrator

Washington, United States | Posted on 06/01/2025

You will lead system administration efforts while managing mobile devices across enterprise environments. The role blends core infrastructure support with specialized expertise in mobile device management (MDM).

• Lead and manage system administration operations for both Windows and Linux environments
• Oversee mobile device deployment, configuration, and support (iOS, Android, Windows)
• Implement and support MDM solutions such as Microsoft Intune, Workspace ONE, or similar
• Implement and support iOS, Android, Windows, and Mac devices.
• Monitor, patch, and maintain servers, workstations, and endpoint devices
• Support Active Directory, GPOs, DNS, DHCP, and virtualization platforms (VMware/Hyper‑V)
• Maintain security compliance through regular audits and policy enforcement
• Troubleshoot escalated technical issues across infrastructure and endpoint systems
• Create and maintain system documentation, SOPs, and configuration guides
• Collaborate with teams to integrate mobile and desktop management
• Serve as the escalation point for critical system and mobile device issues
• Provide mentorship and guidance to junior admins and support staff
• Coordinate with vendors for hardware/software procurement and issue resolution

• Strong knowledge of system administration best practices
• Experience with Microsoft 365, Azure AD, and Intune
• Familiarity with Apple DEP, Android Enterprise, Knox, and Auto Pilot
• Proficiency in scripting (Power Shell, Bash)
• Experience managing mobile and desktop endpoint devices in large environments
• Solid understanding of network concepts and tools (TCP/IP, firewalls, VPNs)
• Strong troubleshooting and diagnostic skills across multiple platforms
• Ability to work independently and manage competing priorities

• Experience in enterprise or government environments
• Previous experience in a lead or supervisory role