モバイルエンジニア

Role Overview The Senior Mobile Device Management Engineer is a senior individual contributor responsible for the end-to-end management, security, and operational stability of the enterprise mobile device environment. This role owns device lifecycle management, application deployment, OS upgrades, troubleshooting, automation, compliance, and secure access controls utilizing Microsoft Intune, Microsoft Entra ID, Zscaler, device certificates/PKI, Apple ecosystem services, and Microsoft 365 mobile applications.

Key Responsibilities

• Manage enterprise iPad and iPhone lifecycle activities, including enrollment, provisioning, configuration, upgrades, replacement, and retirement.
• Administer Microsoft Intune, including MDM/MAM, compliance policies, configuration profiles, app protection policies, and device restrictions.
• Deploy, configure, and support Microsoft 365 and other mobile applications.
• Plan, test, and execute OS upgrades, application upgrades, policy updates, and configuration changes.
• Troubleshoot enrollment, application deployment, authentication, certificate, compliance, and connectivity issues.
• Manage mobile security and access controls using Microsoft Entra ID, Conditional Access, Zscaler, and certificate-based authentication.
• Monitor compliance, platform health, deployment status, and operational risks, and implement corrective actions.
• Create and maintain operational procedures, technical documentation, support guides, and knowledge articles.
• Drive automation and process improvements to enhance service quality and efficiency.
• Collaborate with technology, security, IAM, service desk, application, vendor, and business teams.
• Lead or support projects, migrations, feature rollouts, security enhancements, and service improvements.

General Responsibilities

• Translate business and application requirements into infrastructure solutions.
• Design secure, scalable solutions aligned with local and global standards.
• Evaluate options, document risks, assumptions, and dependencies, and recommend the best approach.
• Maintain technical standards and stakeholder alignment.
• Work effectively with global, multicultural, cross-functional teams.

Education Candidate Qualifications:

• Bachelor of Computer Science, Engineering, Information Technology, or equivalent experience.

Experience

• 5+ years of experience in IT infrastructure, endpoint management, enterprise mobility, end-user technology, or related fields.
• Hands-on experience with Microsoft Intune (or equivalent MDM/MAM platforms) and enterprise iOS/iPadOS device management.
• Knowledge of Apple Business Manager, automated device enrollment, mobile application deployment, and device lifecycle management.
• Experience with Microsoft Entra ID, Conditional Access, MFA, device compliance, mobile access control, certificates/PKI, and certificate-based authentication.
• Experience supporting Zscaler or similar secure mobile access technologies.
• Experience deploying and supporting Microsoft 365 mobile applications, including Teams, Outlook, Word, and Microsoft Edge.
• Strong troubleshooting skills across enrollment, application deployment, OS upgrades, authentication, certificates, compliance, and network connectivity.
• Ability to independently manage technical responsibilities and resolve complex issues with minimal supervision.

Language

• Business proficiency in Japanese; English proficiency is an advantage.