Mohammad Shazzad Hossen

- Administer Windows Server, AD, Azure AD and M365 for 80+ users. - Manage 100+ endpoints across Windows, macOS and Linux. - Handle onboarding/offboarding, IAM, device setup and licensing. - Resolve 30–40 Jira ITSM tickets weekly and troubleshoot authentication, networking and M365 issues. - Support reliability via monitoring, backups (~2–3 TB) and system improvements while collaborating across teams.

• Delivered 1st & 2nd-level support for Windows and macOS across a fast-paced technology environment. • Administered Slack workspace and Google Workspace (users, groups, access, aliases, basic security). • Resolved technical incidents via Jira and remote tools (AnyDesk, Microsoft Teams). • Prepared devices for onboarding and decommissioned systems for offboarding workflows. • Supported hardware troubleshooting, endpoint configuration, and user access issues.

• Provided software, hardware and OS support following internal standards and ITIL-based processes. • Installed and configured Windows/macOS systems, applications, network drivers, and security tools. • Performed hardware replacements, disk upgrades, imaging and device preparation. • Managed incidents and requests using Jira workflows and structured documentation

• Maintained invoice and collection records, supporting accurate tracking of billing and cash inflows. • Assisted the CFO with annual financial statements and preparation of management reports. • Analyzed bookkeeping records and helped produce summaries used in business decisions.