Systems Administrator (Intermediate/Senior)

The Systems Administrator (Intermediate/Senior) is responsible for administering, maintaining, securing, and optimizing enterprise IT systems that support mission-critical operations. The role manages server infrastructure, virtualization platforms, cloud technologies, Active Directory, Microsoft 365 services, backup and recovery solutions, and cybersecurity compliance while ensuring system availability, reliability, and performance., * Install, configure, administer, and maintain server hardware, operating systems, software, and peripheral devices.

• Monitor system performance, availability, and health using enterprise monitoring tools.
• Perform patch management, configuration management, and system optimization.
• Administer Active Directory, Microsoft 365 services, messaging systems, clustering services, and System Center Management.
• Manage backup and recovery operations using enterprise backup solutions.
• Ensure servers, storage platforms, workstations, and software comply with security standards.
• Implement cybersecurity best practices and perform vulnerability remediation.
• Develop and maintain technical documentation, SOPs, and knowledge base resources.
• Support disaster recovery and business continuity planning.
• Maintain databases and mission-support systems.
• Assist with cloud migration and infrastructure modernization initiatives.
• Collaborate with networking, cybersecurity, engineering, and application teams to resolve technical issues.
• Provide technical support and guidance to users while promoting operational best practices.

• U.S. Citizenship with an active DoD Secret Clearance.
• DoD 8570/8140 IAT Level II Certification (Security+ or equivalent).
• Minimum 4 years of experience supporting enterprise IT environments.
• Microsoft 365 Certified: Teamwork Administrator Associate certification.
• Experience with Windows Server, Active Directory, Microsoft 365, and enterprise infrastructure.
• Strong knowledge of system administration, troubleshooting, and enterprise IT operations.

Preferred Qualifications

• Experience with virtualization platforms and cloud technologies.
• Experience with backup and recovery solutions such as NetBackup, Veeam, or HPE StoreOnce.
• Knowledge of disaster recovery and business continuity planning.
• Experience supporting enterprise cybersecurity compliance.
• Strong documentation and technical communication skills.