The "Deny log on as a batch job" user right on domain-joined workstations must be configured to prevent access from highly privileged domain accounts.
Inappropriate granting of user rights can provide system, administrative, and other high-level capabilities.
The "Deny log on as a batch job" right defines accounts that are prevented from logging on to the system as a batch job, such as Task Scheduler.
In an Active Directory Domain, denying logons to the Enterprise Admins and Domain Admins groups on lower trust systems helps mitigate the risk of privilege escalation from credential theft attacks which could lead to the compromise of an entire domain.
How this relates to the STIG checklist: STIG vs SCAP benchmark.