SYSTEMS ADMINISTRATOR

Responsibilities

• Administer and maintain Windows workstations and servers in a regulated environment
• Support on-prem virtualized infrastructure, including VMware (vSphere / ESXi / vCenter)
• Support cloud-based workloads, including AWS instances, in accordance with internal security standards
• Apply patches, updates, and configuration changes following approved change processes
• Maintain system availability while adhering to security and compliance requirements
• Provision, modify, and decommission user accounts per least privilege and separation of duties
• Administer Active Directory, Group Policy, and endpoint configurations
• Affiliate with operational administration of Microsoft 365 GCC High, including:- Entra ID (Azure AD), Intune (device management), Microsoft Defender tooling, Purview features (as directed), Sentinel alert triage support
• Process access requests and SAARs with required approvals
• Image, configure, and deploy new hire systems using approved baselines
• Implement and sustain technical controls supporting CMMC Level 2 (NIST SP 800-171) requirements
• Generate technical artifacts and evidence (logs, screenshots, configurations)
• Maintain systems in an assessment-ready state
• Remediate findings identified through scans, audits, or internal reviews
• Troubleshoot approved hardware, software, and connectivity issues within the authorized boundary
• Support asset tracking, system inventories, and lifecycle management
• Escalate security-relevant issues for review and disposition
• Maintain SOPs, system documentation, inventories, and configuration records
• Ensure system changes are documented and traceable
• Support configuration and asset management processes

Qualifications

• Bachelor’s degree in Information Technology, Computer Science, Cybersecurity, or a related field (Relevant experience may be considered in lieu of a degree)
• Active Secret security clearance
• Security+ certification (or ability to maintain DoD 8570 / 8140 compliance)
• Experience administering systems in a secure or regulated environment
• Familiarity with CMMC Level 2 / NIST SP 800-171
• Hands-on experience with:
• Windows system administration
• Active Directory and Group Policy
• Endpoint provisioning and support
• Foundational knowledge of cloud environments (AWS and/or Azure) with ability to learn quickly
• Strong documentation skills and attention to detail
• Ability to work independently while following defined security processes
• Additional certifications (Network+, CySA+, AWS, VMware, Microsoft)