Mikel S.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.

Top Rated Senior IT Administrator | Cloud, Security & Enterprise Systems Top Rated Senior IT Administrator with nearly 15 years of experience delivering secure, scalable, and reliable IT solutions. I have consistently maintained Top Rated status and 100% Job Success, trusted by clients to manage critical IT infrastructure and deliver results with minimal supervision. I specialize in Microsoft 365 & Azure, identity and access management (Entra ID, Conditional Access, MFA, SSO), and enterprise security aligned with ISO 27001 and Zero Trust principles. I help organizations improve security, reduce risk, and streamline access across cloud and SaaS environments. My hands-on expertise includes Windows Server & Linux, Active Directory, virtualization (VMware, Hyper-V), enterprise networking (firewalls, VPNs), and large-scale endpoint management using Intune and JAMF Pro. I also manage and optimize Atlassian tools (Jira, JSM, Confluence), including migrations, security, and workflow design. Clients value me for being reliable, proactive, and business-focused, with clear communication and full ownership of IT operations.