UST is searching for a skilled Senior Active Directory Engineer to design, implement, and manage robust enterprise identity infrastructure across large-scale, multi-site environments. This role focuses on Active Directory architecture, security hardening, hybrid identity integration with Microsoft Entra ID, and automation using PowerShell. Required Skills · Experience: 8-10+ years of hands-on experience in large-scale, multi-site multi-national AD environments. · Technical Expertise: Deep knowledge of AD DS, DNS, GPO, Kerberos, LDAP, and Active Directory Certificate Services (PKI). · Cloud Skills: Strong experience with Microsoft Entra ID (Azure AD) and AWS · Automation: Proficiency in scripting (PowerShell) for automation and reporting. · Certifications: Microsoft Certified Solutions Expert (MCSE): Core Infrastructure or Microsoft Certified: Identity and Access Administrator If you are interested, please send your resume in English to: , including your salary expectation.