Garage convert project

I am looking for a structural engineer who can design detailed floorplans and sign off on a set of plans for a Garage Convert in Santa Ana, California.
I have the design of the Garage Convert I would only need the technical plans to submit to the city.

https://drive.google.com/drive/folders/1VnLeECx872_uyI7mJhoGG7mlBGOsDc9K?usp=drive_link