Bring a large pot of water to a rolling boil. Season with salt and pepper. It should taste like the sea. Cook pasta until al dente. Rinse the pasta under cold water to cool.
Add mayo, buttermilk, sour cream, dill, garlic powder, salt, onion powder and red wine vinegar to a mason jar. Seal jar and shake until combined.
Toss pasta with dressing. Add in remaining ingredients. Season to taste with salt and pepper. Chill until ready to serve.
Recipe by Cooking for Keeps at https://www.cookingforkeeps.com/creamy-cobb-pasta-salad/