Grant Dozier

About Grant Dozier

Results-driven Senior Windows Systems Engineer with 15+ years of experience supporting enterprise IT environments through system administration, Active Directory architecture, virtualization, and PCI-DSS compliance. Adept in on-prem and cloud-based (Azure & AWS) infrastructures, disaster recovery planning, PowerShell scripting, and server performance optimization. Proven track record of contributing to audit readiness, implementing secure and scalable solutions, and collaborating across teams in fast-paced, high-stakes environments. Seeking a senior-level role where strategic thinking, reliability, and deep technical knowledge add value to IT operations.

Experience

1. Information Technology Infrastructure Engineer

   TEKsystems

   Oct 2025 — Present

   Microsoft Entra ID & Identity Management: 1. Administer Microsoft Entra ID tenant including user lifecycle management, group policies, and enterprise application integrations 1. Configure and maintain Conditional Access policies enforcing Zero Trust principles across cloud and hybrid resources 1. Manage Multi-Factor Authentication (MFA) enrollment, authentication methods, and security defaults 1. Implement and monitor Entra Connect synchronization for hybrid identity; troubleshoot sync issues and attribute flow 1. Configure SSO integrations (SAML, OAuth, OIDC) for third-party applications; manage app registrations and API permissions Microsoft Intune & Endpoint Management: 1. Deploy and manage device compliance policies, configuration profiles, and security baselines via Intune 1. Administer Windows Autopilot for zero-touch device provisioning; manage deployment profiles and ESP configurations 1. Migrate Group Policy Objects to Intune configuration profiles; validate policy application and remediate conflicts 1. Package and deploy Win32 applications, Microsoft Store apps, and LOB applications through Intune 1. Monitor device health, compliance status, and remediation scripts; generate reports for leadership SharePoint Online & OneDrive Administration: 1. Administer SharePoint Online tenant settings, site collections, hub sites, and storage quotas 1. Design and implement SharePoint site architecture aligned with departmental needs; manage permissions and access reviews 1. Execute file share migrations using SharePoint Migration Tool (SPMT); map NTFS permissions to SharePoint groups 1. Configure OneDrive storage policies, sharing settings, and Known Folder Move (KFM) via Group Policy and Intune 1. Develop PowerShell scripts using PnP.PowerShell and Microsoft Graph API for bulk administration and reporting Exchange Online & Microsoft 365 Administration: 1. Manage Exchange Online mailboxes, distribution groups, shared mailboxes, and resource calendars 1.

Education

• MacArthur Co.

  Associate's Degree, Design and Visual Communications, General

Skills

• Pci Dss
• Disaster Recovery
• Security
• Cissp
• Network Security
• Information Security
• Virtualization
• Information Security Management
• Data Center
• Firewalls
• High Availability
• Business Continuity
• Vendor Management
• Payment Industry
• Cloud Computing
• Sdlc
• Penetration Testing
• Information Technology
• Unix
• Solaris
• Cisco Technologies
• Active Directory
• Vpn
• System Deployment
• Operating Systems
• IT Management
• Windows Server
• Solution Architecture
• Enterprise Architecture
• Itil
• Vmware
• Tcp/Ip
• Linux
• IT Strategy
• IT Service Management
• Computer Security
• Servers
• Dns
• System Administration
• Integration