Senior IT Systems Engineer — Fully Remote Contract

Optimal Growth Technologies is seeking a Sr. System Administrator for a 12-month fully remote contract. You will manage and maintain the organization's IT infrastructure, including servers, networks, and storage, with emphasis on Windows and Linux environments. The role covers virtualization (VMware/Hyper-V), backup and disaster recovery, security, AD management, Citrix, and cloud integrations. You will document configurations, generate reports, mentor junior staff, and collaborate with teams t…