In a zip-top bag, mix all marinade ingredients until well combined.
Add the chicken breasts, seal, and coat evenly. Let marinate for at least 15–30 minutes.
Heat a grill pan or outdoor grill over medium-high heat. Cook chicken for 5–7 minutes per side until fully cooked.
Remove and let rest for 5 minutes, then slice.
In a bowl, mix cooked brown rice with lime juice, cilantro, salt, and pepper.
To assemble the Grilled Chicken Burrito Bowl, start with mixed greens, add sliced chicken, then layer remaining ingredients.
Top with Greek yogurt, jalapeño, and extra cilantro. Serve immediately.