Mine Supervisor

Morton Salt is an iconic company with a strong heritage and a bright future. Since 1848, we have been improving lives and enhancing everyday moments - at home, at work and virtually everywhere in between. We help unlock the flavors in food, make roads and sidewalks safer, improve the water in baths, pools, and homes, and keep businesses and industries running. We are a dedicated team who constantly strives to do better together, and we are passionate about building a sustainable future for our company, the communities in which we operate, and the world around us. By joining our team, you will contribute to producing and delivering every form of salt that enhances everyday life. Job Summary The Mine Supervisor provides frontline leadership to ensure safe, efficient, and productive underground mining operations. This role applies strong technical expertise, operational experience, and people management skills to direct daily production activities and support the achievement of both short- and long-term operational objectives. Reporting to the Mine Superintendent, the Mine Supervisor oversees and coordinates personnel across the production cycle, including mining, milling, screening, and maintenance functions. The position requires adaptability to changing operational conditions, a proactive approach to problem-solving, and a commitment to maintaining a safe, compliant, and high-performing work environment. Duties and Responsibilities Ensure safe, efficient, and MSHA-compliant mining operations that meet business objectives, with a strong focus on productivity and minimal downtime. Supervise and coordinate mining activities at the working face to ensure effective mining cycles and adherence to company safety standards. Lead, train, and develop employees through coaching, performance accountability, and discipline as needed, fostering a culture of safety, ownership, and continuous improvement. Maintain compliance with the Collective Bargaining Agreement, promote fair labor relations, and manage all Step I grievances. Enforce safety and health policies through training, audits, hazard correction, and ongoing education in MSHA requirements, accident prevention, and fire safety. Performs other duties as assigned.

Knowledge, Skills and Abilities:

Required 3 or more years/ underground mining experience OR Bachelor's degree AND 1+ year underground mining experience Must be able to obtain State of Ohio Underground Foreman's Certification within one years' time and deemed a competent person by

CFR30 57.2

within six months' time Knowledge of federal mining laws (MSHA) and mining methods Preferred Demonstrated leadership experience within the mining industry At Morton Salt, we work best when we work as a team, when we treat one another with dignity and respect, and value the unique contributions of others. We are committed to equal employment opportunity and prohibit discrimination and harassment based on race, national origin, sex, religion, color, disability, marital status, protected veteran status, sexual orientation, gender identity, gender expression, genetic information, citizenship, or any other characteristic protected by law.