Systems Administrator; Linux & Windows

At Agile Defense we know that action defines the outcome and new challenges require new solutions. That’s why we always look to the future and embrace change with an unmovable spirit and the courage to build for what comes next.

Our vision is to bring adaptive innovation to support our nation's most important missions through the seamless integration of advanced technologies, elite minds, and unparalleled agility—leveraging a foundation of speed, flexibility, and ingenuity to strengthen and protect our nation’s vital interests.

Requisition #: 1894

Location: On-Site, Fort Huachuca, AZ

Clearance Level: Secret, Must Have Clearance to Start

At Agile Defense we know that action defines the outcome and new challenges require new solutions. That’s why we always look to the future and embrace change with an unmovable spirit and the courage to build for what comes next.

Our vision is to bring adaptive innovation to support our nation's most important missions through the seamless integration of advanced technologies, elite minds, and unparalleled agility—leveraging a foundation of speed, flexibility, and ingenuity to strengthen and protect our nation’s vital interests.

Requisition #: 1894

Systems Administrator (Linux & Windows)

On-Site, Fort Huachuca, AZ

Secret, Must Have Clearance to Start

Seeking a versatile and mission-driven Systems Administrator (Linux & Windows) with dedicated experience as a Microsoft Endpoint Configuration Manager (MECM / SCCM) administrator. In this role, you will maintain, configure, and secure a heterogeneous enterprise hosting and laboratory testing environment comprising Red Hat Enterprise Linux (RHEL), modern Microsoft Windows Server (2019/2022), and Windows 10/11 endpoints.

You will be responsible for end-to-end endpoint life cycle management, centralized patch orchestration, operating system deployments, system hardening, and continuous cyber-compliance. Working closely with cybersecurity leads and infrastructure engineers, you will ensure high system availability, rapid vulnerability remediation, and rigorous adherence to defense cybersecurity frameworks.

Endpoint Lifecycle Management & MECM/SCCM Administration

• Serve as the primary administrator for Microsoft Endpoint Configuration Manager (MECM / SCCM), managing infrastructure health, site systems, distribution points, and client agent health across all connected enclaves
• Engineer, test, deploy, and maintain standardized Windows Operating System Deployment (OSD) task sequences and baseline golden images
• Package, test, distribute, and automate application installations, scripts, and software updates across heterogeneous lab and hosting workstations and servers
• Manage and orchestrate enterprise-wide software update distribution using Software Update Points (SUP) integrated with Windows Server Update Services (WSUS)
• Create and deploy custom compliance baselines and configuration items (CIs) to enforce security settings, STIG configurations, registry keys, and audit controls
• Develop custom MECM queries, device collections, and reports (SSRS) to provide real-time hardware/software inventory, asset discovery, and compliance auditing

Systems Administration (Linux & Windows)

• Administer, build, configure, and maintain physical and virtual Red Hat Enterprise Linux (RHEL) servers, modern Windows Servers (2019/2022), and Windows 10/11 workstations
• Manage core directory and identity infrastructure, including Active Directory Domain Services (AD DS), Group Policy Objects (GPOs), DNS, DHCP, and role-based access control
• Troubleshoot and maintain enterprise Linux services, including SE Linux policies/security contexts, daemon services (systemd, chronyd), file…