Hi there,
No, this dishwasher model must be near a sink with easy access to the water supply, drain, and electrical outlet, not under. For reference, check the link below and see page 8 (SELECT THE BEST LOCATION FOR THE DISHWASHER).
Installation manual:
https://downloadcenter.samsung.com/content/EM/202404/20240425145237662/DW3000_6000_DD81-04332A_IM_final_version_230516.pdf
Have a great day,
-Ernest-