Please could you alert students to the ESA Young Graduate Trainee (YGT) program: posts are advertised (and explained) at: http://www.esa.int/hr/ygt.htm
In most cases these are open to Canadians, please check to confirm under each post.
Two current planetary exploration related opportunities may be of special interest:
(1) 'Scientific Instrument Development', at: http://www.esa.int/hr/YGT/ESTEC_013.pdf
(2) Microbiologist at: http://www.esa.int/hr/YGT/ESTEC_009.pdf
Program Scientist, Planetary Exploration, Canadian Space Agency
Recent Status Reports