System Administrator

SAIC • Colorado Springs, CO

1d • Onsite

About The Position

SAIC is seeking a skilled and motivated System Administrator in Colorado Springs, Colorado, to manage and advance IT infrastructure in a Department of Defense environment. The role maintains robust, secure, and high-performing systems supporting mission-critical operations. The ideal candidate has hands-on experience with enterprise virtualization platforms such as Nutanix, VMware, or Proxmox; Windows Server administration; and working knowledge of DoD security compliance standards. The position calls for ownership, clear cross-team communication, and effectiveness in a regulated, security-first environment.

Requirements

• High school diploma or GED with 8+ years of equivalent hands-on system administration experience, or a bachelor’s degree in Computer Science, Information Technology, or a related field with 5 years of relevant experience; alternatively, a master’s degree and 3 or more years of experience.
• Demonstrated experience as a System Administrator in a DoD or similarly regulated, security-conscious environment.
• Hands-on experience with VMware and/or other enterprise virtualization technologies.
• Strong proficiency in Windows Server administration, including Active Directory and Group Policy.
• Working knowledge of networking protocols, system security best practices, and IT infrastructure management.
• Proficiency in Windows Server administration, patching, and update management.
• Understanding of DoD compliance frameworks, STIGs, and security hardening standards.
• Experience with enterprise backup and recovery platforms and documented disaster recovery procedures.
• CompTIA Security+ certification compliant with DoD 8570/8140.
• Active TS/SCI clearance.

Nice To Haves

• Experience with on-premises Type 1 hypervisors, with Nutanix, VMware, and Proxmox preferred.
• Familiarity with enterprise collaboration and project management tools.
• Microsoft Certified: Azure Administrator Associate certification.
• Nutanix Certified Professional or VMware Certified Professional (VCP) certification.
• Cisco Certified Network Associate (CCNA) certification.
• CompTIA Security X (formerly CASP+) certification.

Responsibilities

• Install, configure, and maintain Windows Server environments, including Active Directory, Group Policy, and user permissions.
• Manage and optimize on-premises Type 1 hypervisor platforms, including Nutanix, VMware, and Proxmox, to ensure availability and performance.
• Implement and maintain system security controls in accordance with DoD standards and applicable STIG and RMF requirements.
• Monitor network performance, diagnose connectivity issues, and recommend improvements to infrastructure reliability.
• Manage system patching and update cycles to maintain compliance, reduce vulnerabilities, and minimize operational downtime.
• Administer and maintain backup and recovery technologies, and periodically validate restore procedures.
• Create and maintain documentation of system configurations, procedures, and security policies.
• Partner with cross-functional teams to evaluate, implement, and enhance system functionality and security posture.
• Stay current on emerging technologies, industry best practices, and evolving DoD compliance requirements.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: High school or GED