One place to start your search might be profiles of civil servants, courtesy of DC's hometown newspaper. These two are my favorites
https://www.washingtonpost.com/opinions/interactive/2024/michael-lewis-chris-marks-the-canary-who-is-government/
https://www.washingtonpost.com/opinions/interactive/2024/casey-cep-ronald-walters-the-sentinel-who-is-government/
would read this site @ my last dead end office job every day after submitting my two weeks notice. would get paranoid about what really happened to James Forrestal in between taking calls from disgruntled senior citizens