ICT Infrastructure Engineer - 1st/2nd Line IT & Security

Reply, Inc.; United Kingdom; Remote; GBP 40,000 - 55,000; Full time

Job summary

Reply, Inc. is hiring an ICT Infrastructure Engineer to deliver reliable end-user support and maintain secure workplace services across Windows, macOS, and Microsoft 365 in the UK.

You will manage endpoints, enable SSO/MFA, and uphold security standards in government and defence engagements. The role involves on-site UK office support, collaboration with vendors, and ongoing infrastructure improvements within a fast-paced consultancy environment.

Qualifications

• Educated to degree level (minimum 2.1) in Computing, IT, or a related discipline.
• Solid knowledge of Windows and macOS endpoints, Microsoft 365, and core infrastructure services such as Active Directory, DNS, DHCP, and Windows Server.
• Demonstrates an interest in cybersecurity best practices, with familiarity (or willingness to learn) tools and frameworks like Defender for Endpoint, GDPR, and Cyber Essentials.
• Clear communication and documentation skills in a professional manner.
• Motivation to pursue certifications (e.g. MS-900, AZ-900, ITIL v4) and potential security clearances.
• Comfortable in a fast-paced consultancy environment and travel to UK offices when needed.

Responsibilities

• Act as a primary 1st/2nd line contact for internal IT support via phone, email, and ITSM/ticketing tool.
• Support laptops, mobile devices, and productivity tools across Windows, macOS, iOS, Android, and Microsoft 365 (Teams, Outlook, SharePoint, OneDrive).
• Administer and troubleshoot Microsoft Intune and Entra ID (Azure AD), including device enrolment, compliance policies, access management, and SSO/MFA issues.
• Perform day-to-day operational tasks such as password/MFA resets, account unlocks, OS patching, BitLocker management, and endpoint policy troubleshooting.
• Monitor, investigate, and support remediation of endpoint security alerts using Defender for Endpoint and related tools.
• Create, maintain, and follow Knowledge Base articles, SOPs, and documentation for consistency.
• Collaborate with third-party suppliers to resolve incidents and maintain infrastructure stability.
• Provide occasional on-site support across Reply’s UK offices with secure handling of systems and data.

Skills

End-user support

Microsoft 365

Active Directory

Security practices

Education

Degree in Computing/IT or related

Tools

Microsoft Intune

Entra ID (Azure AD)

Defender for Endpoint

Windows Server

Job description

Reply, Inc. is hiring an ICT Infrastructure Engineer to deliver reliable end-user support and maintain secure workplace services across Windows, macOS, and Microsoft 365 in the UK.

You will manage endpoints, enable SSO/MFA, and uphold security standards in government and defence engagements. The role involves on-site UK office support, collaboration with vendors, and ongoing infrastructure improvements within a fast-paced consultancy environment.