Technical Facilitator Conducted Master Plan Review for the Sri Lanka Forest Department.
Crew Member (1991–1995) Forest Inventory & Management Unit, Hambantota Forest Division – Specialized in silvicultural applications for plantation species such as teak and eucalyptus.
Crew Member (1998–2002) Forest Inventory & Management Unit, Nuwara Eliya Forest Division – Engaged in plantation surveys and silvicultural practices for eucalyptus and pine.
Researcher (2006–2009) Badulla Forest Division, Upcountry Research Center – Conducted research on tree improvement, natural forest rehabilitation, and plantation species.