Submit a formal written complaint to Human Resources detailing the hostile workplace conditions. You can sue an employer for discrimination.If the lawsuit is based on a federal law, you must file a complaint with the EEOC first. We can walk you through the steps of first talking to your employer, and then properly responding if they don't work to protect you. You can file a formal job discrimination complaint with the EEOC whenever you believe you are: This complaint is called a "Charge of Discrimination." With regard to the EEOC, the filing period for hostile work environment complaints is 300 days. You should contact the EEOC and file a retaliation complaint. Please select the appropriate link below to access our complaint policies, procedures, and forms. The following list of resources available to employees with concerns about improper conduct within the US Department of Labor (DOL) workplace A grievance is defined as a dispute, difference, disagreement or complaint between the parties related to wages, hours, and conditions of employment.