Technical Architect

We are seeking an experienced Active Directory / Microsoft Entra ID Technical Architect to lead the design, implementation, and operation of enterprise authentication infrastructure for a global authentication infrastructure renewal project supporting a major automotive parts manufacturer. Key Responsibilities: Design, construction, and operations management of Active Directory and Microsoft Entra ID environments. Design, implementation, and operation of AD DS, Entra ID, and federation services. Design and operation of Identity & Access Management (IAM) and RBAC. Design and management of integrated on-premises Active Directory and Entra ID Design and operation of OUs, delegated management, and group policy (GPO) Design and technical support for authentication methods such as NTLM, Kerberos, and OAuth2.0. Construction of privileged access management and hierarchical management models. AD/Entra Security and compliance management in an identity environment Automation and efficiency promotion of operations using PowerShell Technical proposals, problem-solving support, and improvement proposals to customers Further enhance your expertise in Active Directory, Entra ID, and IAM, and acquire highly marketable skills. Be involved in a wide range of technical areas through collaboration with Microsoft 365 and End User Computing-related projects. Requirements What are we looking for: Experience in designing, building, and operating Active Directory and Microsoft Entra ID environments (3+ years) Experience in implementing, configuring, and operating Identity & Access Management (IAM) Knowledge and practical experience with Microsoft 365, Entra ID Connect, and Entra ID Federation Services Language Requirements: Japanese: Fluent (Able to accurately and smoothly communicate complex business issues both orally and in writing) English: Conversational and basic reading and writing level (Able to hold everyday conversations and read and write simple texts, and understand and respond to basic business communications) Preferred Qualifications: Experience in automation and script development using PowerShell. Knowledge of authentication technologies such as NTLM, Kerberos, and OAuth 2.0 Experience in privileged access management (PAM) and RBAC operation. Experience in hybrid projects combining on-site and offshore resources. Experience in analyzing customer issues and generating improvement proposals or new projects.