SaaS Stack Management: Advanced administration of Slack Enterprise Grid (multi-workspace governance, external channels), Zoom (Zoom Rooms A/V setup, AI Companion governance), and Atlassian Jira (Jira Service Management queues, SLAs, and automation rules), alongside maintaining Notion as an IT knowledge layer. Mac-First Endpoint Management (MDM): Deep background in MDM architecture, zero-touch enrollment (ABM/ASM integration), configuration profiles (security baselines, full-disk encryption), compliance signaling for conditional access, and automated OS patch pipelines across Mac, Windows, and Linux fleets.