Senior Windows System Engineer - 12 month day rate contract Job Description: Our client, a large enterprise organisation, is seeking an experienced Senior Windows Systems Engineer to support and enhance a complex Microsoft infrastructure environment spanning multiple tenants and a large user base. The successful candidate will play a key role in modern workplace technologies, identity management, cloud services, and enterprise collaboration platforms. Job Responsibilities Administer and support Microsoft 365 environments across multiple tenants within a large-scale enterprise setting Manage and maintain Entra ID environments, including identity lifecycle management and access governance Configure and support Microsoft Teams, including Enterprise Voice capabilities and collaboration services Design, implement, and maintain Conditional Access Policies and identity security controls Support Exchange Online administration, mail flow management, and tenant configuration Assist with tenant onboarding activities, migrations, and cross-tenant integrations Manage endpoint solutions through Microsoft Intune, including device compliance and configuration policies Support SharePoint Online administration and collaboration platform governance Work closely with infrastructure and security teams to ensure secure identity and access management, including hybrid/on-premises integrations Contribute to security and compliance initiatives across Microsoft cloud platforms Develop and maintain automation scripts using PowerShell and Microsoft Graph API Support Azure-based infrastructure services and related cloud platform technologies Experience Required Minimum 5+ years experience in a senior Microsoft infrastructure or systems engineering role Strong hands-on experience administering Microsoft 365 and Entra ID environments Proven experience supporting enterprise-scale Microsoft collaboration and productivity platforms Experience with identity and access management in hybrid cloud environments Strong understanding of security, compliance, and governance within Microsoft ecosystems Experience managing multi-tenant environments and migration projects Strong troubleshooting and stakeholder communication skills Ability to work independently within fast-paced enterprise environments Desirable Skills Experience with Microsoft Purview and compliance tooling Exposure to Azure infrastructure technologies, Azure Arc, or hybrid cloud services Knowledge of B2B and B2C identity solutions Experience with enterprise voice and telephony solutions within Microsoft Teams Familiarity with automation, scripting, and infrastructure-as-code concepts Previous experience operating within highly regulated or large-scale enterprise environments Educational Requirements Third-level qualification in Information Technology, Computer Science, or a related discipline Relevant Microsoft certifications would be advantageous HOW TO APPLY: If you are interested in this role, please apply for this role with your updated CV Skills: M365 Windows Engineer Server Engineer Outlook Powershell Benefits: Work From Home Day rate 12 month contract
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