Understand the Current AD setup
Review the Assessment exposure report for Active Directory domain services for single forest and 2 domain
Close the action item for Tier 1 application infrastructure assessed by OEM.
Perform assessment based on MS / PCA provided tools and harden administrative accounts in those 4 application environment as per guidelines laid out by MS
Apply recommendation policies for in Tier 2 environment
Assess the current Privileged account process & policies
Recommendation to reduce any identified privileged account exposure
Implement a best-practice Active Directory environment model, including hardening tools, group policies, organization units, admin and delegation, secure architecture