Assistant Plant Manager

Heidelberg Materials • New Braunfels, TX

13d • Onsite

About The Position

Heidelberg Materials is seeking an experienced, results-oriented Assistant Plant Manager to support the safe, efficient, and profitable operation of a high-production aggregate quarry with an annual production target of approximately 7 million tons. The role partners closely with the Plant Manager to advance operational excellence, employee development, cost management, and continuous improvement while maintaining safety and environmental compliance.

Requirements

• At least 8 years of progressive leadership experience in aggregates, mining, quarrying, heavy industrial manufacturing, construction materials, or a related industry.
• Demonstrated ability to lead large-scale aggregate, mining, quarry, heavy industrial, or manufacturing operations with a focus on safety and operational excellence.
• Experience managing production, maintenance, safety, quality, and cost performance in a high-volume operation.
• Experience leading and developing supervisors and frontline employees in a dynamic operational environment.
• Strong business acumen and ability to manage production performance, budgets, operational costs, and productivity initiatives.
• Knowledge of quarry operations, including drilling, blasting, crushing, conveying, processing, and loadout.
• Skills in operational planning, resource allocation, and production optimization.
• Financial management skills, including budgeting, forecasting, cost control, and performance analysis.
• Effective problem-solving, communication, and decision-making skills in a fast-paced operational environment.
• Ability to walk and stand for extended periods on uneven quarry terrain; climb stairs, ladders, catwalks, and elevated platforms; work outdoors in varying weather and environments with noise, dust, and vibration; wear required PPE; and occasionally bend, stoop, kneel, reach, push, pull, and lift up to 50 pounds.
• Bachelor's degree in Mining Engineering, Geological Engineering, Civil Engineering, Mechanical Engineering, Construction Management, Business Management, or a related field, or an equivalent combination of education, industry training, certifications, and relevant leadership experience.

Nice To Haves

• Bachelor's degree in a listed engineering, construction management, business management, or related field is preferred.
• MSHA certifications and aggregate industry training are preferred.
• Proven record of implementing initiatives that improve safety, productivity, equipment reliability, and operational efficiency.

Responsibilities

• Lead daily quarry operations to meet safety, production, quality, and cost-performance objectives.
• Coach and develop supervisors and frontline employees to build a high-performing, engaged workforce.
• Monitor operational metrics and implement improvements to plant efficiency and productivity.
• Ensure compliance with safety, environmental, regulatory, and company standards and promote a strong safety culture.
• Collaborate with maintenance, sales, logistics, and operations teams to optimize production planning and customer service.
• Manage production, maintenance, safety, quality, and cost performance in a high-volume operation.
• Manage budgets, capital improvement projects, operational planning, and business performance metrics.

Benefits

• Annual incentive plan.
• 401(k) retirement savings plan with automatic company contribution and matching contributions.
• Medical, dental, vision, and prescription drug benefits.
• Health Savings Account (HSA), Health Reimbursement Account (HRA), and Flexible Spending Account (FSA).
• AD&D, short- and long-term disability coverage, and basic life insurance.
• Paid bonding leave.
• 15 days of paid vacation.
• 40 hours of paid sick leave.
• 10 paid holidays.

What This Job Offers

• Job Type: Full-time
• Career Level: Manager