Lead Systems Administrator
ejia · Chicago, IL, United States · Hybrid
Posted Aug 21, 2026
Sign up free: we match you to jobs like this, tailor your application and fill the form. 2 free applications every day.
The Lead Systems Administrator provides senior technical leadership for the strategy, design, implementation, operation, security, and continuous improvement of enterprise infrastructure systems, including Azure environments, on-premise data centers, Microsoft 365, identity services, servers, virtualization, endpoint management, backup, and monitoring. This role oversees architecture and performance, mentors team members, guides technical direction across IT and the business, supports short- and long-term technology roadmaps, and serves as an escalation point for complex infrastructure issues.