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MIS IT Infrastructure Manager

Lumina Advisory & Global Search · Singapour

New
Senior 🇬🇧 English
Linux Bash Python PowerShell Active Directory LDAP Microsoft 365 Azure AWS Google Workspace SD-WAN EDR CISSP

Job description

About the role

This role oversees and manages IT infrastructure across global offices, covering end-user devices and servers on Windows, macOS and Linux. It also includes automation, network and cloud management, security and compliance, and leading multinational IT integration projects.

Key responsibilities

  • Manage end-user devices and server environments globally, standardising provisioning, configuration, maintenance and lifecycle refresh.
  • Write scripts (Bash, Python, PowerShell) to automate administration, health checks, log aggregation, software deployment and system orchestration.
  • Design and monitor LAN/WAN/VPN/SD-WAN and cloud connectivity for branch offices, ensuring high availability, security and low latency.
  • Integrate file systems, identity providers and servers across Windows, macOS and Linux (AD/LDAP, MDM, SSO, file sharing).
  • Federate Microsoft 365, Google Workspace and cloud environments (Azure/AWS/GCP), with IAM and zero-trust policies.
  • Lead multinational IT integration projects and set global IT governance policies compliant with regional regulations.
  • Implement endpoint security (RBAC, patch management, EDR, DLP) and enforce ISO 27001, GDPR and other standards through vulnerability assessments, penetration testing and DR drills.

Required profile

  • Bachelor's degree or above in Computer Science, Information Management or a related field.
  • At least 8 years of IT/MIS infrastructure experience, including 3+ years in a technical leadership or managerial role.
  • Proven track record in multinational infrastructure integration and large-scale projects.
  • Hands-on experience in mixed Windows, macOS and Linux environments.

Required skills

  • Linux administration (Ubuntu/Debian, RHEL/CentOS)
  • Scripting in Bash, Python and/or PowerShell
  • Enterprise networking, directory services (AD/LDAP/SAML), firewalls, EDR/DLP
  • Preferred certifications: RHCSA/RHCE/LPIC, Microsoft Azure/M365, AWS, CISSP, CCNP, PMP

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Published 11 hours ago

Expires 1 month from now

3 views · 0 interested

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Lumina Advisory & Global Search

Singapour