Supervisor I

The Plant Manager will direct and manage the aggregate operations for a facility with overall responsibilities for safety, environmental, maintenance, quality, and other production-related activities. The position ensures compliance with all standards, policies, and regulations for a safe, environmentally sound production of a quality product.

This opportunity is perfect for the heavy industrial professional who is looking to grow their career with an industry leader. As the Plant Manager, you will have the opportunity to focus on leadership of a tenured and technically knowledgeable team as you begin your career with a proven leader in the construction materials industry.JOB SUMMARY The Production Supervisor is a critical leadership role responsible for the front-line management of daily operations at a Martin Marietta facility. This position ensures that all production, maintenance, and distribution activities are executed safely, efficiently, and in alignment with the company’s "Guardian Angel" safety culture and "ONE" team values. You will lead a team of hourly employees, fostering an environment of accountability and continuous improvement while meeting production targets and quality control standards. KEY DUTIES AND RESPONSIBILITIES

• Function as a champion for the Guardian Angel safety program, ensuring that "ZERO" (incidents) is the daily goal for every team member.
• Ensure 100% compliance with MSHA, EPA regulations, as well as state and local environmental permits.
• Conduct weekly/monthly safety meetings, perform routine site inspections, and oversee "Wingman" safety checks to identify and mitigate hazards immediately.
• Document all safety incidents, near-misses, and corrective actions with a high sense of urgency and transparency.
• Coordinate daily production schedules and activities to achieve the highest levels of efficiency and output while maintaining strict Quality Control (QC) standards.
• Work closely with the maintenance team to schedule and implement preventative maintenance (PM) programs for plant and mobile equipment (crushers, conveyors, screens, etc.).
• Manage the purchase of supplies and equipment in accordance with company policy, focusing on cost reduction and vendor efficiency.
• Purchase or direct the purchase of supplies and equipment in accordance with Martin Marietta’s Controllers policies - recommend vendors to reduce costs.
• Coordinate staffing with the Plant Manager to operate the plant and coordinate the same needs with labor law compliance and affirmative action with the Human Resource Department properly and safely.
• Assist in the development of the annual human resources business plan and ensure continual development of employees through training, cross-training and other development tools.
• Generate profit plans, AFEs, market analyses and special reports for the approval of Plant Manager.
• Monitor and report on Key Performance Indicators (KPIs) related to production volume, downtime, and operational costs.
• Direct, teach, and coach an hourly workforce. Conduct annual performance evaluations and recommend merit increases or progressive discipline when necessary.
• Develop and nurture self-directed work teams through cross-training, safety education, and technical skill-building.
• Maintain exceptional plant appearance and housekeeping standards to reflect Martin Marietta’s commitment to excellence and community stewardship.
• Monitor dust collection systems, water management, and site reclamation efforts to ensure minimal environmental impact.

QUALIFICATIONS Education High school diploma, GED, or relevant experience Work Experience 4+ years in Aggregates, Mining, or Construction Operations 1+ years in a Supervisory role, preferred. Knowledge, Skills, and Abilities Production process and methods Quality control methods Critical thinking Problem solving MSHA compliance and regulations EPA Project management Resource management Effective communicator (written and spoken) Strong knowledge of plant components ADDITIONAL DETAILS Physical Requirements Must be able to lift and carry up to 50 lbs. for plant maintenance and equipment servicing. Required to bend, stoop, climb, and reach. You must be able to maintain three points of contact when climbing on/off machinery or on ladders. Strong hand-eye-foot coordination is essential for operating hand/foot controls. You must have good depth perception with or without seeing aid for distances up to 150 feet. Working Conditions All duties require outside assignments and require periods of work in all weather conditions, cold, wet, dry and dusty. Must be able to work in areas where noise levels are up to 85 dbs. Disclaimers In addition to the primary responsibilities outlined, the successful candidate may be expected to take on other tasks and assignments as required, including but not limited to duties outside the typical scope of the role to support overall team operations and organizational needs. Flexibility and adaptability to evolving job demands are essential.