Dell R630 Windows Server Optimization

I have a Dell PowerEdge R630 loaded with about 10 TB of SAS storage, but it is still in a factory-reset state. I need it production-ready for our corporate office and fully aligned with best-practice security and resiliency standards... (Budget: ₹2000 - ₹5000 INR, Jobs: Data Protection, DNS, System Admin, Veeam, Windows Server)