Based on the job grade. Do Ihis offer you position based on your last drawn salary.

Example previous role is Senior tech lead, annual drawing about 170k SGD, so it fall under grade 8-9 I believe ?

1 to 12
1-2 is Application Support Analyst or Associate System Analyst
3 - System Analyst/Analyst/Engineer/Executive
4 - Senior System Analyst/Analyst/Engineer/Executive
5 - Assistant Manager/Asst. lead Analyst/Asst.lead Engineer
6 - Manager/Lead Analyst/Lead Engineer/Principal System Specialist
7 - Senior Manager/Senior Lead Analyst/Senior Principal System Specialist/
8 - Assistant Director
9 - Deputy Director
10-12 Director