Tiara Stewart

Review security-related procurement and evaluate information systems using NIST security standards. Support FedRAMP authorization activities by preparing and reviewing security documentation and compliance artifacts, and help ensure assessment readiness. Implement and assess cloud security controls aligned with NIST SP 800-53 and FedRAMP, track remediation, and support FISMA reporting and continuous monitoring.

Lead incident response and troubleshooting for enterprise Windows and macOS endpoints across Las Vegas sites, acting as an escalation point for security issues. Manage macOS and iOS endpoints using Jamf and ServiceNow, including deploying configuration profiles, updates, patches, and applications. Support vulnerability remediation and endpoint encryption with BitLocker and FileVault, coordinating with Azure Active Directory, Active Directory, and related endpoint management tools.

Support enterprise users, including senior executives, by investigating, documenting, and resolving incidents. Administer endpoint configurations, patches, and application deployments using Jamf, and use scripting and automation tools for device management. Troubleshoot VPN, Group Policy, network, and security-related issues, including responding to identified endpoint vulnerabilities.

Provide advanced troubleshooting for macOS and iOS, Apple hardware, enterprise applications, and security-related features such as FileVault and MFA. Support device profile and configuration management using Jamf and scripts, while tracking security and technical incidents in ticketing systems. Train and onboard employees, maintain knowledge articles, and analyze recurring service issues to improve support quality.