Combine Greek yogurt, parsley, dill, onion powder, garlic powder, sea salt, and pepper together and mix to create the ranch dressing. Set aside.
Cook pasta according to package directions.
Drain pasta, and rinse under cold water for 1 minute.
Combine noodles, black beans, corn, tomatoes, chicken, avocado, cilantro and scallion in a large bowl.
Mix in desired amount of ranch dressing and enjoy!