• Worked as Assistant Professor in the Department of Biotechnology at Kumararani Meena Muthiah College of Arts and Science from 2005 to 2011(6 years).
• Worked as PG Teacher Biology in Baynes Memorial Matriculation Higher Secondary School, Chennai for a period of three years (2001-2004).
• At present working as Guest Lecturer(full time) in the Department of Botany at Bharathi Women’s College, Chennai – 108 from march 2014 to till date.
H. Shakila and S. Natarajan. 2012. Phytoplankton diversity and its relationship to the physico-chemical parameters in the temple pond of Tiruporur, Chennai. International Journal of Environmental Biology. 2(2): 81-83.
H. Shakila and S. Natarajan. 2013. Studies physico-chemical parameters and phytoplankton in Mandapam pond, Chidambaram, India. Journal of Theoretical and Experimental Biology. 9(3 & 4): 127 – 133.