Ang Mo Kio, North-East Region - Full Time

Western Islands, West Region - Full Time

Serangoon, North-East Region - Full Time

Punggol, North-East Region - Full Time

Bukit Batok, West Region - Full Time

Central Water Catchment, North Region - Full Time

Simpang, North Region - Full Time

Western Water Catchment, West Region - Full Time

Tengah, West Region - Full Time

Sungei Kadut, North Region - Full Time