KCSE Mean Grade C+ (Plus) or equivalent with at least C+ (Plus) in Biology/Biological sciences, and a minimum of C (Plain) in Chemistry and Physics/Physical Sciences and Mathematics OR
two Principal passes at KACE, one of which must be in Biology OR
KCSE Mean Grade of C (Plain) or equivalent with a Diploma in credit pass or above in Biology/Biological sciences or related fields from an institution recognized by the University of Nairobi Senate.
Holders of a Bachelor of Science Degree with Lower Second Class honors on any of the areas specified above with at least two years relevant work experience or a postgraduate diploma in any of the areas listed above or with equivalent qualification OR
Holders of a Pass degree in the disciplines specified above plus a Postgraduate Diploma in any field related to Environment and Natural Resources Management and at least five years work experience.
a Science/Technical Diploma, Ordinary/Higher National Diploma with at least a pass or equivalent qualifications.
Candidates with credit pass in WMO Class II Certificate course will also be considered.