Sad to say, you can never do real legal counselling work. To be a lawyer, you must first pass the Singapore Bar Exam and according to its website, only NUS and SMU grads qualify to apply for the bar exam.

Paralegal or legal administrator.
Suggest you find another sector to work in.

s://.mlaw.gov.sg/content/minlaw/en/practising-as-a-lawyer/admission/req/qp.html