President Trump has refused to concede that he has lost the election to President elect Joe Biden, and has he had continued to make unsubstantiated claims of "massive" voter fraud.
Hours before he posted a tweet that seemed to focus on Mr Trump's claim that casting in different states had changed polling forms to Mr Biden.
Christopher Krebs, the director of the Cybersecurity and Infrastructure Security Agency, was ousted on Tuesday after sharing statements insisting the election had been conducted properly.
According to local media reports, Krebs reportedly found out about his dismissal from Trump's tweet.
It was reported by CNN that this termination did not come as a surprise for Krebs as he was expecting it.
USA election officials have continued to insist that the recent vote was the "most secure" in U.S. history. Mail-in balloting reached a record high this year because of voter concerns about the coronavirus pandemic.
Krebs appeared to confirm his removal from the post in a Tweet on his personal account.
"Honored to serve. We did it right". He went on to add that he would defend today and secure Tomorrow.
White House officials previously complained about CISA content that pushed back against numerous false claims about the election, including that Democrats were behind a mass election fraud scheme. No such system exists, according to Krebs, election security experts and former USA officials.
On Tuesday, a federal judge overseeing a separate case expressed skepticism of the campaign's request to block officials from certifying Biden's victory in Pennsylvania. Mark Warner, the vice chairman of the Senate Select Committee on Intelligence, supported Krebs after the news of his dismissal.
"I hope that President-elect Biden will recognize Chris's contributions, and consult with him as the Biden administration charts the future of this critically important agency", King said.
Despite that assertion didn't name Mr Trump, around the same time it Krebs retweeted a Twitter post by a political race law master saying: "Kindly don't retweet wild and ridiculous cases about democratic made by the president". Tuesday, the Trump Republican claim testing political decision results. He said in a statement: "Chris Krebs did a really good job - as state election officials all across the nation will tell you - and he obviously should not be fired".