Both of Jamaica’s goals came from striker Shamar Nicholson after Dominica had taken a 24th minute lead through Zion Lander.
The next matches for the young Reggae Boyz will be against St Kitts & Nevis on Friday, before closing out Group Four against host Dominican Republic on Sunday.
This stage of qualifiers is being contested by 16 teams across four groups. The four group winners, plus the three best runners-up will join hosts Curacao for the final round scheduled for October 21-26.
In the next stage, the top eight Caribbean countries will be divided into two groups of four teams each, where the top five will represent the region in the CONCACAF tournament scheduled for February 17 to March 5, 2017 in Costa Rica.
The top four teams from CONCACAF will book spots in the FIFA Under-20 World Cup in South Korea, May 20 to June 11, 2017.