While most only think of Starscream as a cowardly backstabber, which he is at times. He’s actually fairly decent at his job in running the decepticon forces. Not to mention all of the decepticon Air Force is under his command. As the former Prince to the Seeker city of Vos all flight framed transformers tend to look to him over Megatron for leadership and direction which inflated his ego, yes, buttheir faith in the second in command is not unfounded.