Key ResponsibilitiesInfrastructure Systems Management:o Evaluate, test, and deploy new infrastructure systemso Perform installations, updates, and routine maintenance of infrastructure systemso Administrate a domain environment managing users, computers, DNS, DHCP, policy, and certificateso Administrate an email environment managing users, mailboxes, spam, and databaseso Administrate an online tenant managing identities, clients, software, governance, risk, and compliance. Server Managemento Administrate a server environment managing assets, software, and controlling complianceo Recommend and/or assist with implementation of new system hardware, firmware, and upgradeso Deploy server software and maintain it through its lifecycle including upgrades, migrations, and retiremento Maintain a knowledge of network topology concepts and server planning within development, test, and production environments.