Senior IT Support Engineer – Onsite 3rd-Line (Microsoft Stack)

Company: Spectrum IT
Apply for the Senior IT Support Engineer – Onsite 3rd-Line (Microsoft Stack)
Location: Winchester
Job Description:

Spectrum IT in Winchester is seeking an experienced Senior IT Support Engineer for a fully onsite role. You will be the senior technical point for IT issues, owning complex incidents and working across Microsoft technologies, servers, networking, security and cloud services.

This hands-on position requires investigating root causes, resolving challenging problems, and ensuring systems remain reliable and secure.

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Posted: October 21st, 2026