Unless a judgment has been entered, it should not affect your credit score. You should contact FICO or another credit score agency and find out what happened.
Is your former employer suing you or are you suing them? If your former employer is suing you and a judgment is entered against you, it can affect your FICO score. If you are suing your employer, there is no adverse impact on your FICO score.
It is likely something else such as you have a higher balance on your credit card than before
Years licensed, work experience, educationLegal community recognition
Peer endorsements, associations, awardsLegal thought leadership
Publications, speaking engagementsDiscipline