To thrive as a Union Flagger, you need a solid understanding of traffic control techniques, safety procedures, and the ability to follow detailed instructions, usually supported by a flagger certification such as those provided by OSHA or state-approved programs. Familiarity with two-way radios, traffic signage, and high-visibility safety equipment is typically required. Strong communication skills, alertness, reliability, and the ability to stay calm under pressure set standout candidates apart. These skills are crucial to ensure the safety of workers, drivers, and pedestrians while facilitating smooth and efficient traffic flow through construction or event zones.