Senior Infrastructure Engineer

Senior Infrastructure Engineer
Location
Croydon - Crawley
Salary
£50,000 – £60,000
Contract
Permanent
Khuda Technology is working with a leading Managed Service Provider to find an experienced Senior Infrastructure Engineer to support a major enterprise client. The role sits within the infrastructure and cloud operations team and is responsible for the stability, security, and optimisation of on-prem and cloud infrastructure. You will play a key role in day-to-day operations, automation, infrastructure improvements, and ensuring technology aligns with business and security objectives.
Responsibilities

* Manage and optimise on-prem and cloud infrastructure, including Microsoft 365, Azure, Active Directory, Azure AD, SSO, and ADFS

* Administer and support Microsoft Exchange (2010–2019) and Office 365 environments

* Manage email gateways and security solutions such as Proofpoint, Iron Port, and EOP

* Monitor and troubleshoot mail flow, message tracking, SPF, DKIM, DAGs, and patching

* Support collaboration platforms including Microsoft Teams, SharePoint, One Drive, and Outlook

* Automate infrastructure tasks and operational processes using Power Shell

* Assist with disaster recovery planning, documentation, and failover testing

* Provide 3rd line support and participate in an on-call rota as required
Skills

* Strong hands-on experience as an Infrastructure or Senior Infrastructure Engineer

* Proven experience across Microsoft 365, Azure, and hybrid environments

* Strong knowledge of Active Directory, Azure AD, SSO, and ADFS

* Advanced Power Shell scripting for automation and troubleshooting

* Experience with endpoint and systems management tools such as Intune, SCCM/MECM, and WSUS

* Knowledge of VPN, Direct Access, and secure remote access technologies

* Hands-on experience supporting Exchange, Teams, SharePoint, and One Drive
If this opportunity sounds of interest and you’d like to join a fast-growing international MSP, please don’t hesitate to apply