A typical day for a Fit Testing professional involves coordinating and conducting fit tests for employees, maintaining testing equipment, documenting results, and educating workers on proper respirator use and maintenance. You may collaborate closely with safety officers, human resources, and department supervisors to schedule testing sessions and ensure compliance with regulatory standards. Attention to detail is crucial as you’ll verify documentation, adjust equipment, and monitor for any issues during testing. The work environment can vary from industrial sites to healthcare settings, depending on the employer’s sector. Teamwork and strong communication are important, as your role directly supports the health and safety of the workforce.