Senior System Administrator

Responsibilities

• Serve as a technical lead for system administration activities, coordinating issue resolution and daily operations with Government, contractor, cybersecurity, network, application, and service provider teams.
• Install, configure, maintain, patch, monitor, troubleshoot, and optimize Army-approved server operating systems, Windows services, enterprise applications, and supporting infrastructure.
• Administer Active Directory and core enterprise services, including user and computer accounts, security groups, permissions, Group Policy, DNS, DHCP, SMTP, file shares, certificate services, DoD PKI, and email/account request processes.
• Manage virtual, storage, and backup environments, including virtual servers, hosts, clusters, VDI components, NAS/SAN resources, file permissions, replication, recovery, disaster recovery, and continuity of operations support.
• Support SCCM and endpoint management activities, including software packaging, imaging, operating system deployment, patch deployment, third‑party software deployment, client health monitoring, inventory, and compliance reporting.
• Monitor and resolve system administration trouble tickets, recommend improvements to performance, reliability, security, and infrastructure operations, and support contingency, emergency, exercise, surge, and after‑hours requirements.

• Minimum 8 years of experience supporting systems administration, server administration, infrastructure operations, or enterprise IT support within DoD or federal environments.
• Experience administering Windows server environments, Active Directory, Group Policy, permissions, file shares, and enterprise services.
• Experience supporting SCCM administration, software deployment, patch management, operating system deployment, imaging, software inventory, and compliance reporting.
• Experience administering virtualized environments, including virtual servers, workstations, hosts, clusters, data stores, resource pools, or virtual desktop infrastructure.
• Experience supporting storage administration, backup and recovery, data replication, disaster recovery, continuity of operations, and file storage services.
• Experience implementing DISA STIG requirements, supporting vulnerability remediation, maintaining compliance documentation, and supporting audit activities.
• Experience troubleshooting complex hardware, software, endpoint, server, application, storage, virtualization, and connectivity issues in secure enterprise environments.
• Active Secret clearance and eligibility to obtain and maintain required Common Access Card (CAC).