A Clinical Trial Assistant (CTA) supports clinical research teams by ensuring adherence to regulatory guidelines and protocol compliance. Key responsibilities include managing documentation, coordinating trial logistics, and assisting with site management. Strong organizational skills, attention to detail, and knowledge of Good Clinical Practice are essential. CTAs typically work in clinical research organizations or pharmaceutical companies, collaborating with Clinical Research Associates, data managers, and regulatory specialists. With experience, CTAs can advance to roles such as Clinical Research Coordinator or Project Manager, enhancing their career trajectory in the field.