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Senior ICT Infrastructure Engineer @ Reply

GBOnsiteFull-time
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About this role

Salary: £44,000 - 84,000 per year

Requirements: At least five years of experience in endpoint management or infrastructure roles, ideally in secure or regulated environments.Deep, hands-on expertise in Microsoft 365, Intune (including Autopilot), Entra ID, Conditional Access, and Purview, with a strong focus on security, compliance, and Zero Trust.Proficiency in PowerShell scripting and familiarity with the Microsoft Graph API; ideally, comfort with infrastructure-as-code approaches such as Terraform.Strong grounding in Windows and macOS security administration, patching, BitLocker, Defender for Endpoint, DLP, and broader endpoint security tooling.Demonstrable experience owning and working with security and compliance frameworks such as ISO 27001, GDPR, and Cyber Essentials, and understanding of government security classifications.Confident communication skills, including the ability to lead technical discussions, engage credibly with stakeholders at all levels, and mentor junior ICT colleagues.Holds or can rapidly obtain SC clearance, has at least five years of continuous UK residency, and is willing to travel to our UK offices as required.A highly hands-on, pragmatic approach and comfort switching between low-level 1st line tasks and complex 3rd line engineering work as part of a small, collaborative team. Responsibilities: Own the engineering, architecture, and governance of our core UK ICT platforms, including Microsoft 365, Intune, Entra ID, Purview, Conditional Access, and endpoint security tooling.Provide hands-on 1st, 2nd, and 3rd line support, from routine user requests and laptop builds to expert troubleshooting and complex incident resolution.Lead the end-to-end provisioning, configuration, and ongoing administration of a new Microsoft 365 tenant, ensuring robust security baselines, Zero Trust principles, and appropriate controls for government and defence contexts.Design, implement, and maintain automation and infrastructure-as-code solutions, such as PowerShell, Microsoft Graph API, and Terraform, to improve consistency, efficiency, and compliance.Ensure alignment with security and compliance frameworks, including ISO 27001, GDPR, Cyber Essentials, and relevant government standards, and maintain governance artefacts and technical standards documentation.Serve as a senior technical reference point within our ICT team, mentoring and guiding junior colleagues, reviewing their work, and helping define escalation paths and support best practices.Produce operational reporting and service trend analysis, and recommend and deliver infrastructure improvements to enhance reliability, performance, and security.Engage with internal stakeholders and third-party vendors, including Microsoft, to resolve escalations, shape infrastructure roadmaps, and ensure our services support our consultants and project teams effectively. Technologies: AIAPICloudICTSupportmacOSMicrosoft 365NetworkPowerShellSecurityTerraformWindowsOffice 365DevOps More:

We specialise in designing and implementing solutions based on new communication channels and digital media. Structured as a network of highly specialised companies, we support leading European industrial groups across Telco & Media, Industry and Services, Banking and Insurance, and Public Administration. Our services include Consulting, System Integration, and Digital Services, helping clients develop business models enabled by AI, cloud computing, digital media, and the Internet of Things. This is a hands-on, technically authoritative role at the heart of our UK internal infrastructure, combining user support with engineering, architecture, governance, security, and platform optimisation in a government and defence context. The role is based in the United Kingdom and involves travel to our UK offices as required. We are committed to equal opportunities, diversity, and fair selection methods, and can make reasonable adjustments during the recruitment process.

last updated 40 week of 2026

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