Gelber Group LLCSenior Windows System Administrator
Jun. 2018Chicago, IL• Lead administration and support of Windows Server, desktop, and VMware environments, including storage, backups, and business-critical applications and Dell systems. • Manage cloud services across Entra (Azure), Intune, Conditional Access, Microsoft 365 Exchange and AWS. • Administer core services: Active Directory, Group Policy, File Servers, WSUS, DNS, DHCP, IIS and MDT. • Provide mentorship to junior administrators in addition to resolving Tier 2-3 escalated support tickets. • Maintain comprehensive documentation regarding configurations, procedures and operational standards. • Assist with support for basic Linux system tasks including account management, mounting network shares and installing packages and software.