There's no way to view this in-game and it's unlikely to be added back in again. Information is definitely outdated and you shouldn't really take it to heart.
On the 14th June 2019, Charlie_RBX announced a new rank, that of Head of Product Development. This rank replaced [WDA] and it no longer exists in the group, however, the manager role for it, Head of Workforce Development, still does. Workforce Data Analyst [WDA] was a new High Rank that was created alongside the birth of the Head of Workforce Development [HWD]. The job of Workforce Data Analyst was to record the number of staff members on each rank for the HWD to keep track of the growth of SCR.
There was 2 Workforce Data Analysts hired, which was TransportForWales and JoshuaJohansson. They were transferred to Mobile Operations Supervisor when the rank was removed.