Sr. Systems Engineer (Internal Support)
On-site · London, England, United Kingdom
Job Summary
Senior IT Systems Engineer (Internal Support) based in London, reporting to Internal Support Manager, to join Atlas Technica's internal infrastructure team. You will support internal systems including Azure AVD, Endpoint infrastructure, Entra ID, Intune, MS Defender, and Atlas’ VOIP. The role requires extensive IT experience (minimum 10 years), strong PowerShell skills, and deep Windows and Microsoft 365 administration, with hands-on work across Windows Server AD, Exchange/SharePoint Online, migration projects, and MSP tooling. The role emphasizes collaboration, customer focus, and delivering secure, reliable internal IT services.
Required Qualifications
- Minimum 10 years of IT experience/administration
- Strong verbal and written communication skills
- Advanced PowerShell skills including scripting
- End User Support / Desktop Support: Windows 10/11, Microsoft Office, desktop, and mobile device troubleshooting
- Support of primarily Microsoft 365 stack (Exchange Online, SharePoint Online, Intune, Entra ID)
- Systems Administration: Windows Server 2019/2022 including Active Directory, Group Policy, and Domain Controllers
- Experience with ConnectWise Manage and ScreenConnect
- Experience in data and platform migrations (e.g., Email security migration, VOIP migration, on-prem/hybrid to cloud migrations)
- Experience taking projects/deployments from proof-of-concept to production
- Experience working in an MSP environment
- Administration and use of RMM agents/tools
- Exposure to Azure or AWS workloads
- Experience with vendors such as Monday.com, Atlassian, AFI, Mimecast, and 1Password
- Experience with Azure Virtual Desktop
- Experience with cybersecurity solutions such as Cavelo, ThreatLocker, and MS Defender
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