Cook the rice as directed on package.
Place the chicken breasts into the base of Instant Pot or electric pressure cooker and season with salt and pepper.
In a large mixing bowl, whisk together the orange juice, lime juice, brown sugar, ground cumin, and paprika.
Pour the marinade over the chicken, then add the pineapple slices around and on top of the chicken and marinade. If needed, add chicken stock or water so total liquid is at least 1 cup.
Steam valve: Sealing.
Cook on: Manual/High for 15 minutes.
Release: Natural or Quick.
Prepare the veggies.
Serve Instant Pot Island Chicken over rice with veggies.