She is the Principal Secretary (PS) in the Ministry of Health. She has held the position of Principal Secretary since her appointment by H.E the President of the Republic of Kenya in December 2015 and a reappointment to the same in January 2018. Before joining the Ministry of Health, she was the PS in the State Department for Co-operatives, overseeing, implementation of the various Co-operative Policies. She has also served as the PS for the Ministry of Environment and Forestry overseeing development and implementation of policies and programmes on Environment, Forestry and Climate Change. Earlier on, she was the Principal Secretary in the State Department for Social Protection where she oversaw the design and implementation of policy reforms in Social Protection, Child Protection, Older Persons and Persons with Disability. She provided strategic leadership in the design and execution of innovative programmes that helped strengthen service delivery to the vulnerable people across the country.