10775 – Sr. Engineering Systems Administrator (AD)

Hyundai Autoever America • Fountain Valley, CA

148d • $98,060 - $151,008

About The Position

The Sr. Engineering Systems Administrator will be responsible for administering and maintaining the Active Directory (AD) infrastructure, which includes domain controllers, replication, group policies, organizational units (OUs), and user/group management. The role involves creating, modifying, and deleting user accounts, groups, shared drives, and organizational units in Active Directory, as well as managing permissions, access rights, and security group memberships. The administrator will design, implement, and troubleshoot Group Policy Objects (GPOs) for user and computer configurations across the organization. Additionally, the role includes managing Azure AD configuration, security policies, SSO, application integration, account synchronization, and MFA. The administrator will also manage multiple O365 tenants, including migrations, account policies, OneDrive, SharePoint Online, Teams, MPIP, and mobile device management. Security protocols for user authentication, access control, and password policies will be implemented and enforced, with regular audits of AD permissions to ensure compliance with internal security standards. Regular health checks on Active Directory will be performed to identify and resolve any performance or security issues, ensuring high availability and proper replication between domain controllers. The role also involves developing and maintaining Active Directory backup and disaster recovery plans, providing timely resolution for Active Directory-related incidents, and documenting AD processes, configurations, and troubleshooting steps. The administrator will plan and execute Active Directory migrations and upgrades with minimal downtime, support and adhere to change management processes, and perform scripting of administration tasks and reporting using PowerShell.

Requirements

• BA/BS in IT, Computer Science, or equivalent directly-related experience.
• 7+ years of experience in large Enterprise environments with 1000+ user base and 500+ servers.
• Strong understanding of overall IT Infrastructure concepts.
• Advanced knowledge of Active Directory services, DNS, DHCP, SMB, Microsoft Exchange, and related technologies.
• Expert level PowerShell experience.
• Working experience with AD Federation Services (ADFS), Azure Active Directory, and other identity management and SSO solutions.
• Experience with hybrid environments (On-premises Active Directory and Azure AD).
• Experience with AD migration tools and best practices.
• Extensive administration of on-premises Active Directory.
• Expert level technical knowledge and administration experience of Windows Server OS.
• Working knowledge of Windows Server authentication methods.
• Strong capabilities with MS Office/365 tools.

Nice To Haves

• MCSA certification preferred.
• MCSE certification preferred.

Responsibilities

• Administer and maintain Active Directory (AD) infrastructure.
• 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).
• Manage Azure AD configuration, including security policies, SSO, application integration, account synchronization, and MFA.
• Manage multiple O365 tenants, including migrations and account policies.
• Implement and enforce security protocols for user authentication and access control.
• Perform regular health checks on Active Directory.
• Develop and maintain Active Directory backup and disaster recovery plans.
• Provide timely resolution for Active Directory-related incidents.
• Work closely with other IT teams to plan and implement solutions.
• Document AD processes, configurations, and troubleshooting steps.
• Plan and execute Active Directory migrations and upgrades.
• Administration and management of Windows Servers.
• Support and adhere to change management process.
• Perform scripting of administration tasks and reporting using PowerShell.
• Develop and maintain technical documentation.

What This Job Offers

• Career Level: Senior
• Education Level: Bachelor's degree
• Number of Employees: 51-100 employees