ICT Infrastructure Engineer

Key Responsibilities:

Windows Infrastructure Engineering

• Design, implement and manage Windows infrastructure to meet availability, continuity, security and capacity requirements.
• Translate business and application requirements into appropriate Windows infrastructure solutions.
• Provision, configure and maintain Windows virtual machines and supporting services.
• Support infrastructure architecture reviews, implementation planning, testing and operational readiness.
• Perform capacity planning, lifecycle management, maintenance, performance monitoring and troubleshooting.
• Act as the primary Windows infrastructure technical point of contact for new application and infrastructure initiatives.
• Work closely with application teams, infrastructure teams and service providers to resolve technical issues and support production operations.

AI & Technical Automation

• Drive Windows infrastructure operations and day-to-day task efficiencies through technical automation, with a focus on reducing repetitive manual activities and improving operational consistency.
• Design, develop, test and maintain PowerShell scripts and automation runbooks for Windows infrastructure administration and operations.
• Automate operational activities such as server provisioning and configuration, Active Directory administration, configuration and hardening checks, health checks, log collection, troubleshooting, reporting and remediation.
• Experience in deploying and working with AI tools applied to Windows infrastructure operations, including AI-assisted scripting and troubleshooting, log and event analysis, anomaly detection and operational automation.
• Use AI-assisted development tools to accelerate the development, testing and documentation of scripts and automation, while ensuring outputs are technically validated before production use.
• Identify suitable operational use cases and progressively convert manual procedures into controlled, repeatable and supportable automation runbooks.
• Develop automation with appropriate validation, logging, exception handling, security controls and rollback considerations.
• Maintain automation scripts and configuration artefacts using appropriate version-control and change-management practices.
• Continuously identify opportunities where AI and automation can improve infrastructure reliability, troubleshooting effectiveness and operational efficiency.

Microsoft Active Directory & Windows Platform

Strong hands-on knowledge and experience are required in:

• Microsoft Active Directory administration and troubleshooting.
• Active Directory backup and recovery.
• Group Policy creation, implementation and troubleshooting.
• Active Directory migration and upgrade planning.
• Windows authentication and authorisation mechanisms.
• Active Directory Sites and Services design and configuration.
• GCC Active Directory and Remote Desktop Services integration.
• Windows Server roles and features including DNS, DHCP and Certificate Services.
• Windows clustering and high-availability configurations.
• PowerShell scripting and automation.
• Windows security hardening and configuration management.
• Troubleshooting complex Windows Server and Active Directory issues.

Security, Governance & Operational Readiness

• Ensure Windows infrastructure solutions comply with the Authority's Technical Architecture, SG-TRM, IM8 and applicable Authority IT policies.
• Ensure automation is appropriately tested, documented and implemented through established change-management processes.
• Maintain technical documentation, operational procedures and automation runbooks.
• Support operational readiness and knowledge transfer to operations teams and service providers.
• Ensure Windows infrastructure configurations remain secure, controlled and supportable throughout their lifecycle.

Desired Skills and Experience

• Strong hands-on experience in Windows Server and Microsoft Active Directory engineering.
• Strong PowerShell scripting and technical automation capabilities.
• Demonstrated experience automating Windows infrastructure administration and operational activities.
• Practical experience using AI tools in infrastructure operations, including AI-assisted troubleshooting, scripting, analysis or anomaly detection.
• Experience with AIOps, infrastructure automation or configuration automation platforms would be advantageous.
• Ability to identify manual operational processes and translate them into reliable and maintainable automation.
• Strong infrastructure troubleshooting and root-cause-analysis skills.
• Experience supporting infrastructure with high availability, security and governance requirements.
• Ability to work effectively with internal teams and external service providers.