"If I lose, I will run for Senate of the United States against Mitt Romney in 2024. I will not go away."
"And if I lose, I will then run for President of the United States in 2028 since that is the first year I will be eligible. I will not go away."
This might reflect poorly on you in the eyes of an employer wondering if you were distracted by political priorities, and/or not seeing it through? Could explain the job fortunes.