- Conducted site survey to observe the impact of construction work on environmental and social condition. Observed construction works majorly including substations, power plants, and transmission towers.- Managed accommodation and necessities of survey team and maintained communication with client representative during survey.- Administrative works, including invoice issuance, survey permit issuance, and tender proposal documents preparation.

- Collected marine biology data (Coral reef, plankton, and benthos) for the amandement of environmental document (UKL-UPL) of PT. Lingga Perdana’s Floating Fuel Reception, Storage, and Distribution and environmental impact assessment (AMDAL) for the Development of Merak – Bakauheni Ferry Dock VII.- Made survey reports and presented survey results to supervising institution (Environment and Forestry Agency of Banten Province).

Assisted lecturer on conservation biology practice course. Task are including :- Guiding students by delivering course materials, task, and exam.- Accompanied students during field course.