This build is for the Damar-class Cardassian Intel Science Dreadnought. Just follow the link to the skillplanner site for details. I have achieved 198k dps with this on a pug ISA run.
https://skillplanner.stoacademy.com/8d8d66c78f751f117138172f8e57c0a9#starship
This build is for starting out. Built using a free ship from the summer event, and equipment you can acquire from episodes, reputation, and fleet facilities.
https://skillplanner.stoacademy.com/ac8ea499d0f28c52235b242764329159#starship