Quarry Production Supervisor; Night Shift | Medina Rock & Rail Quarry - Hondo, TX

Quarry Production Supervisor (Night Shift) | Medina Rock & Rail Quarry - Hondo, TX

Are you ready to start a new career with a LEADER in the industry and a WORLD CLASS team!

• Competitive annual salary with annual performance bonus
• PTO available as of DAY ONE
• 401(k) plan with company match
• Employee Pension plan (no cost to employees)
• Employee Stock Option
• Full Medical, Health & Wellness Benefits start on FIRST DAY
• Relocation Package
• Take-Home Company Vehicle

Under the direction of the Plant Manager, the Production Supervisor will be responsible for multi‑shift supervision of plant and mining operations. This position will interact with plant personnel to achieve the highest levels of safety, production, efficiency, and housekeeping while meeting goals set forth in the business and profit plans.

This position is based at our Medina Rock & Rail Quarry, located in Hondo, TX, and will support our Night Shift operations.

• Overall responsibility for planning and staffing for operations.
• Job duties include directing an hourly workforce in plant areas including the crushers, scrubbers, maintenance and quarry related duties.
• May be required to work a rotating shift schedule and weekend work.
• Monitor plant operations on a daily basis to ensure production and QC standards are maintained. Take corrective action when deficiencies occur.
• Monitor and direct drilling and blasting activities. Must be able to receive Federal approval for the handling and management of explosive materials.
• Assist Management in Mine Planning.
• Assist Management in the scheduling and timing of repairs to all equipment in the Plant.
• Directs the safety and good housekeeping of his employees.
• Ability to maintain a high level of productivity from employees on his shift.
• Must adhere to all Company policies and practices including ethics, safety, and business confidentiality.
• Ensure personnel comply with Federal, State and Company safety rules and regulations through periodic inspections of plant machinery, equipment, personal activities and working conditions.
• Develop and nurture empowered/self‑directed work teams in all phases of the operation.
• Inventory control: including assisting with inventory surveys, ensuring scale accuracy through maintenance and certification, and balance of inventoried materials.
• Ensure production and maintenance data is correctly entered into appropriate database/reporting software (e.g., Excel, CORE, JDE, etc.).
• Purchase or direct the purchase of supplies and equipment in accordance with Martin Marietta’s Controller policies – recommend or change vendors to reduce maintenance costs.
• Coordinate with the Plant Manager or Superintendent, the needed staffing to properly and safely operate the plant and coordinate the same needs with labor law compliance and affirmative action with the Human Resource Department.
• Supervisory responsibility involving staffing, performance appraisals, training and development, promotions, salary increases, discipline, and motivating staff.
• 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.
• Work extended and non‑traditional hours as required.

• High School diploma or GED, Degree in Mining Engineering or related field preferred.
• 4 years of Aggregate/Mining Experience.
• Leadership and/or Supervisory or related experience preferred.
• Must have strong knowledge of quarry production/operations.

• Knowledgeable in MSHA regulations and compliance.
• Must be able to exercise independent judgment.
• Willing and able to travel.
• Working knowledge of appropriate computer applications.
• Must be able to communicate (read, write, speak) effectively in English.
• Possess excellent verbal communication skills.
• Ability to work with little or no supervision.
• Must be a team player.
• Strong organizational and budgeting skills.
• Knowledge of plant components and departmental cost and production.
• Be willing to prepare for future growth potentials within plant and company.
• Must have a valid driver’s license, good driving history and…