Some of the prerequisites to be applicable for the MCSE core infrastructure certification are getting a certification in either MCSA: Windows Server 2012 or MCSA: Windows Server 2016. Candidates also need to pass one of the required electives in any of the following:
Securing Windows Server 2016
Designing and Implementing a Server Infrastructure
Configuring and Operating a Hybrid Cloud with Microsoft Azure Stack Hub
Implementing an Advanced Server Infrastructure
Implementing a Software-Defined Datacenter