We are looking for a Systems Administrator to support and maintain core server and network environments for a healthcare organization in Santa Clara, California. This Long-term Contract position is ideal for someone who is comfortable working onsite and can keep Windows-based infrastructure secure, stable, and efficient. The role focuses on day-to-day administration of enterprise systems, user access, and network connectivity while helping ensure dependable technology operations across the organization.<br><br>Responsibilities:<br>• Administer and support Microsoft Windows Server environments to maintain performance, availability, and security.<br>• Manage Active Directory, including user accounts, group policies, permissions, and directory services administration.<br>• Monitor network and server operations, identify issues proactively, and resolve technical problems with minimal disruption.<br>• Provide onsite infrastructure support for system access, connectivity, and hardware-related troubleshooting.<br>• Maintain system configurations, apply updates, and coordinate routine maintenance to keep platforms current and reliable.<br>• Assist with network administration tasks such as connectivity checks, device support, and basic infrastructure troubleshooting.<br>• Document system changes, operational procedures, and support activities to promote consistency and compliance.<br>• Collaborate with internal teams to address technical incidents, support operational needs, and improve overall system stability.