I am not sure where to even start with this question from a researcher?
"I'm trying to find recent data on Employment Equity in the Canadian Federal Public Service, specifically Health Canada. I heard you could be of some help in this regard - please advise."
If you don't have these already ...
Employment Equity Data Report
The report is only required to be published every 5 years, with 2006 being the most recent edition. The is published every year, with 2009 being the most recent one on the Web:
While looking at the documents recommended below, I noticed that Table 1 in Appendix C of the Employment Equity Act Annual Report (2009) includes information for Health Canada.