1. Heat a grill to medium high or a grill pan over medium-high heat. Pat steak dry with a paper towel and sprinkle both sides with Italian seasoning, 1/4 teaspoon salt, and pepper. Grill steak 4 to 6 minutes a side or until it reaches desired degree of doneness. Transfer to a cutting board and let rest 5 minutes, then cut across the grain into thin strips.
2. Meanwhile, in a medium serving bowl, combine chickpeas, barley, cucumber, tomatoes, dressing, basil, olives, feta and remaining salt.