Onsite Systems Administrator; L3; Multi-Client MSP
Listed on 2026-11-04
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IT/Tech
Systems Administrator, IT Support, Windows Server
MSP4, LLC is seeking a Systems Administrator (L3) to own day-to-day administration of client infrastructure across multiple sectors, with 50–1500 user environments and compliance requirements (CMMC L2, NIST 800-171, SOC
2).
This onsite role covers Windows Server, virtualization, storage, Veeam, and Microsoft 365/Azure, with regional travel up to 10%. You will escalate to Senior Engineering and ensure audit-ready runbooks and documentation, while maintaining strong client communications.
We are seeking a motivated Onsite Systems Administrator (L3) - Multi-Client MSP to join Hierro Group LLC in Tinley Park, IL, United States.
This is a genuine position to take on the Onsite Systems Administrator (L3) - Multi-Client MSP role at Hierro Group LLC.
As a Onsite Systems Administrator (L3) - Multi-Client MSP, you will play an important part at Hierro Group LLC in Tinley Park, IL, United States.
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