Own the corporate application estate end to end, including administration, integration, security review and lifecycle for identity and collaboration (Okta and Okta Workflows, Google Workspace, Microsoft 365, Slack, Zoom including Zoom Rooms and Zoom Phone, Box, Atlassian), business systems (Rippling, Lever, NetSuite, Ramp, DocuSign, Salesforce, Amazon Business), and AI tooling (Claude, ChatGPT, GitHub Copilot). Deep hands-on administration of a modern corporate SaaS stack, including an identity provider (Okta strongly preferred, including Workflows and SCIM provisioning), Google Workspace and/or Microsoft 365, Slack, Zoom, Box or equivalent, and Atlassian.