10775 – Sr. Engineering Systems Administrator (Active Directory)

10775 – Sr. Engineering Systems Administrator (Active Directory)

Location – Fountain Valley, CA

Essential Functions :

• Administer and maintain Active Directory (AD) infrastructure, including domain controllers, replication, group policies, organizational units (OUs), and user / group management.
• Create, modify, and delete user accounts, groups, shared drives, and organizational units in Active Directory. Manage permissions, access rights, and security group memberships.
• Design, implement, and troubleshoot Group Policy Objects (GPOs) for user and computer configurations across the organization.
• Manage Azure AD configuration, including security policies, SSO, application integration, account synchronization, and MFA
• Manage multiple O365 tenants, including migrations, account policies, OneDrive, SharePoint Online, Teams, MPIP, and mobile device management.
• Implement and enforce security protocols for user authentication, access control, and password policies. Regularly audit AD permissions to ensure compliance with internal security standards.
• Perform regular health checks on Active Directory, identifying and resolving any performance or security issues. Ensure high availability and proper replication between domain controllers.
• Develop and maintain Active Directory backup and disaster recovery plans. Ensure regular system backups and conduct recovery tests to verify AD system integrity.
• Provide timely resolution for Active Directory-related incidents, including login failures, replication issues, and DNS problems. Investigate and resolve complex technical issues.
• Work closely with other IT teams (e.g., Networking, Systems, Security) to plan and implement solutions for various enterprise-level initiatives.
• Document AD processes, configurations, and troubleshooting steps.
• Plan and execute Active Directory migrations and upgrades with minimal downtime.
• Administration and management of Windows Servers through full life cycle.
• Support and adhere to change management process.
• Perform scripting of administration tasks and reporting using PowerShell.
• Develop and maintain technical documentation describing the environment.

Requirements :

Certifications :

Salary Range - $98,060 - $151,008