We are pleased to inform you that the SIIT Online Leave Management System is now back in service.

To minimize disruption, the system has been made available before the full completion of its maintenance and upgrade process. As a result, some features may still be temporarily unavailable.

Please use the credentials below to access the system:

• Username: {{ $username }}
• Password: {{ $password }}

You may change your password after logging in for the first time.

To access the system, please visit: https://siitonlineleave.siit.tu.ac.th/ (You must be connected to the SIIT intranet.)

Thank you for your cooperation.
Central Coordinating Division

SIIT Online Leave Management System
Sirindhorn International Institute of Technology (SIIT)
Thammasat University - Rangsit Center 99 Moo 18, Phahonyothin Rd., Tamboon Klong Nueng, Amphur Klong Luang, Pathumthani 12120 Thailand