IT Administrator (Microsoft 365)

Outerlimit Group Ltd.; City Of London; Hybrid; GBP 45,000 - 50,000; Full time

Benefits offered by this job

Hybrid working

25 days annual leave

Microsoft certifications funded

Pension

Private healthcare

Cloud-first Microsoft environment

Job summary

Outerlimit Group Ltd. is seeking a hands-on IT Administrator to secure a Microsoft 365 environment and keep colleagues productive across a hybrid London/remote setup.

You will manage user accounts, Exchange Online, Intune, ABM and provide first- and second-line support for a mix of Windows and macOS devices. You’ll grow with us, with learning support including Microsoft certifications and opportunities to influence security, compliance and process improvements in a cloud-first, modern Microsoft

Qualifications

• 2+ years in IT support or systems administration.
• Hands-on Microsoft 365 administration with Teams, SharePoint, OneDrive.
• Solid Exchange Online experience and mail flow troubleshooting.
• Knowledge of Azure/Entra ID, MFA and Conditional Access.
• Experience managing devices with Intune and Apple Business Manager.
• Experience supporting a hybrid or remote workforce.
• Clear communicator with non-technical colleagues.

Responsibilities

• Manage the Microsoft 365 tenant (users, groups, licences, roles).
• Administer Teams, SharePoint Online and OneDrive with permissions and policies.
• Monitor service health and impact on users.
• Manage mailboxes, distribution lists, retention policies.
• Configure mail flow rules and security policies.
• Manage identities and sign-in with Entra ID; MFA and CA.
• Enroll and manage devices via Intune; ABM integration.
• Provide first- and second-line support for a hybrid team.
• Write knowledge base articles and user guides.
• Support security and compliance frameworks.

Skills

Microsoft 365 administration

Exchange Online

Intune

Azure Entra ID

macOS and Windows support

Hybrid/remote support

PowerShell

Excellent communication

Tools

Intune

Apple Business Manager

Microsoft 365 Admin Center

Microsoft Defender

Job description

About the role

We're looking for a hands-on IT Administrator to keep our Microsoft 365 environment secure and our people productive. You'll support a hybrid team across London and remote locations, on both Windows and macOS devices.

Day to day, you'll look after user accounts and access, Exchange Online, device management through Intune and Apple Business Manager, and first- and second-line support. You'll work closely with the wider IT function on security, compliance and process improvement.

This role suits someone with a solid Microsoft 365 grounding who wants to grow. We'll support your learning, including Microsoft certifications.

Key responsibilities

Microsoft 365 administration

• Manage the Microsoft 365 tenant: users, groups, licences and admin roles
• Administer Teams, SharePoint Online and OneDrive, including permissions, sites and sharing policies
• Monitor service health, message centre updates and upcoming changes, and assess impact on users

Exchange Online

• Manage mailboxes, shared mailboxes, distribution lists and calendar resources
• Configure mail flow rules, connectors and retention policies
• Support email security, including anti-spam and anti-phishing policies and SPF, DKIM and DMARC
• Investigate delivery issues using message trace and quarantine

Azure / Microsoft Entra ID

• Manage identities, security groups and guest access in Entra ID
• Maintain Conditional Access policies, MFA and self-service password reset
• Support app registrations, enterprise applications and single sign-on (SSO) integrations
• Review sign-in and audit logs to spot and resolve access issues

Intune and Apple Business Manager

• Enrol and manage Windows and macOS devices through Intune, including Windows Autopilot
• Manage Apple devices through Apple Business Manager and Automated Device Enrolment
• Maintain APNs certificates, ABM tokens and Volume Purchase Program (VPP) apps
• Build and maintain compliance policies, configuration profiles and app deployments
• Centrally manage patching and OS updates across the device fleet

User support

• Provide first- and second-line support to a hybrid team, in person and remotely
• Log, prioritise and resolve tickets within agreed service levels
• Run joiner, mover and leaver processes, including device builds and account provisioning
• Write clear knowledge base articles and user guides

Security, compliance and improvement

• Support security and compliance frameworks such as SOC 2 and Cyber Essentials Plus
• Keep IT asset records and documentation accurate and up to date
• Automate repetitive tasks with PowerShell or Microsoft Graph where possible
• Suggest and implement improvements to tools, processes and the user experience

Essential skills and experience

• 2+ years in an IT support, service desk or systems administration role
• Hands-on Microsoft 365 administration, including Teams, SharePoint and OneDrive
• Solid Exchange Online experience: mailboxes, mail flow and troubleshooting
• Working knowledge of Azure / Entra ID: users, groups, MFA and Conditional Access
• Experience managing devices with Microsoft Intune
• Experience with Apple Business Manager and managing macOS or iOS devices
• Comfortable supporting both Windows and macOS users
• Experience supporting a hybrid or remote workforce
• Familiar with a ticketing system and working to service levels
• Clear communicator who can explain technical issues to non-technical colleagues
• Right to work in the UK

Desirable skills and certifications

• Microsoft certifications such as MS-102 (Microsoft 365 Administrator), MD-102 (Endpoint Administrator) or AZ-104 (Azure Administrator)
• PowerShell scripting or Microsoft Graph for automation
• Windows Autopilot deployment experience
• Exposure to endpoint security tools such as CrowdStrike Falcon or Microsoft Defender
• Experience with Freshservice or a similar ITSM platform
• Experience with compliance and security tools such as Drata, & Aikido advantageous
• Awareness of SOC 2, Cyber Essentials Plus or ISO 27001
• Understanding of email authentication (SPF, DKIM, DMARC)
• Basic networking knowledge: DNS, DHCP, Wi‑Fi and VPN

About you

You're curious, keen to learn and happy to take ownership. Our four values describe the person we're looking for:

• Seek the truth: you get to the root cause instead of settling for a quick workaround
• We own it: you see issues through to resolution and keep users updated along the way
• Never complacent: you keep your skills current and look for ways to improve how we work
• Do the right thing: you treat security, data and people's trust with care

You'll also be organised, patient and friendly, whether you're helping someone at their desk or over a Teams call.

What we offer

• Salary of £45,000-50,000, depending on experience
• Hybrid working, with 2 days+ in our London office in King's Cross
• 25 days' annual leave plus bank holidays
• Funded Microsoft certifications and dedicated learning time
• Pension, private healthcare and other benefits
• A modern, cloud-first Microsoft environment to learn and grow in