Toss shrimp with cumin, smoked paprika, sea salt and pepper.
Heat oil in a large skillet. When oil is very hot add shrimp and cook for two minutes on each side, until pink.
Remove shrimp from skillet and set aside for a minute.
Add diced onion, celery, and bell pepper to skillet and saute until onion is translucent.
Add garlic for another minute.
Add cooked brown rice to the vegetable skillet, & saute for a minute, until hot.
Add frozen peas and cook for a couple more minutes until peas are no longer frozen.
Remove skillet from heat and add shrimp. Garnish with parsley.