Plant Manager II

Martin Marietta; Pleasanton (CA); On-site; USD 125,000 - 185,000; Full time

Benefits offered by this job

Medical coverage

Dental coverage

Vision coverage

401(k) with company match

Job summary

Martin Marietta seeks a Plant Manager II to lead an aggregate production facility (crushed stone, sand, gravel). You will drive operational excellence, meet production, quality and financial goals, and champion the Guardian Angel safety culture across a diverse workforce.

You will oversee pit development through load-out, manage multi-site operations, and direct budgeting, CAPEX, and maintenance programs to maximize efficiency and product quality.

Qualifications

• MSHA compliance and regulations.
• Knowledgeable of aggregate processing equipment and pit design.
• Experience with maintenance of mobile processing equipment.

Responsibilities

• Oversee crushing, washing, and screening operations.
• Develop and execute mining plans, including stripping and reclamation.
• Manage plant operating budget and CAPEX projects.
• Direct supervision and mentoring of production staff.

Skills

MSHA compliance

Aggregate processing

Equipment maintenance

Technical aptitude

Leadership

Communication

Time management

Safety culture

Education

High school diploma or GED

Job description

JOB SUMMARY

The Plant Manager II is a critical leadership role responsible for the total operational excellence of an aggregate production facility (crushed stone, sand, and gravel). This position provides strategic and tactical direction to ensure the site meets production, quality, and financial goals while championing Martin Marietta’s 'Guardian Angel' safety culture. The Plant Manger II oversees larger production volumes and complex multi-site operations. You will be accountable for the entire life cycle of the plant—from pit development and drilling/blasting to final product load-out—while managing a diverse workforce of hourly and salaried personnel.

KEY DUTIES AND RESPONSIBILITIES

• Enforce all MSHA, state, and company safety regulations.
• Lead by example to achieve "Zero Harm," conducting regular safety meetings and site inspections.
• Cultivate a 'Wingman' philosophy where employees take ownership of their own safety and the safety of their peers.
• Maintain all environmental permits and records (Air, Water, Reclamation).
• Ensure the site remains in 100% compliance with local, state, and federal laws.
• Oversee the daily crushing, washing, and screening operations.
• Design and adjust plant flows to maximize Tons Per Hour (TPH) and minimize downtime.
• Develop and execute short- and long-term mining plans, including stripping, reclamation, and pit development.
• Collaborate with the QC department to ensure all products meet ASTM and DOT specifications.
• Investigate and resolve any material quality complaints immediately.
• Manage the plant’s operating budget, focusing on cost-per-ton reduction and efficiency improvements.
• Assist in the development of Capital Expenditure (CAPEX) requests and oversee the installation of new equipment or facility upgrades.
• Manage stockpiles and end-of-month inventory reporting; coordinate with Sales to ensure product availability matches
• Implement and manage a robust PM program for all fixed and mobile equipment to ensure maximum mechanical availability.
• Plan and execute major plant shutdowns for repairs, ensuring projects are completed safely, on time, and within budget.
• Directly supervise, coach, and mentor a team of production supervisors, lead persons, and hourly staff.
• Conduct annual performance reviews, identify training needs, and manage labor relations.
• Act as the primary face of Martin Marietta for the local community, neighboring landowners, and regulatory inspectors.

QUALIFICATIONS

Education

• High school diploma, GED, or relevant experience.

Work Experience

• 5 – 7 years of experience in Aggregate Operations, with at least 3 years in a Supervisory or Management capacity.

Knowledge, Skills, and Abilities

• MSHA compliance and regulations
• Knowledgeable of aggregate processing equipment and pit design
• Knowledgeable of welding, repairs, and maintenance of mobile processing equipment
• Critical thinking
• Technical aptitude
• Business acumen
• Effective communication (written and spoken)
• Conflict resolution
• Time management
• Results driven
• Process management
• Detail oriented
• Delegation
• Quality control methods

COMPENSATION

The hiring range for this position is $125,000 -$185,000 exclusive of benefits or bonuses (discretionary and non-discretionary). The offered base compensation will be determined based on factors such as geographic location, business need, market conditions, proficiencies, skills, education, and experience. Additionally, at Martin Marietta we place a high value on internal pay equity and will consider the compensation for those in similarly situated roles and direct team members. The hiring range for this role represents the base compensation we expect to pay for the position at time of hire and does not represent the total possible base pay of the position. In addition, this role is eligible for our annual bonus program. Bonuses awarded under this program are determined based on the performance of the organization and the employee.

BENEFITS

• medical, dental and vision coverage
• prescription drug coverage
• health savings accounts
• flexible spending accounts
• life, AD&D and disability insurance
• 401(k) with a company match and an employer-funded defined benefit pension plan
• Other benefits include paid time off, paid holidays, education/tuition assistance, an employee discount program, adoption assistance, wellness programs and more.

JOB SUMMARY

The Plant Manager II is a critical leadership role responsible for the total operational excellence of an aggregate production facility (crushed stone, sand, and gravel). This position provides strategic and tactical direction to ensure the site meets production, quality, and financial goals while championing Martin Marietta’s 'Guardian Angel' safety culture. The Plant Manger II oversees larger production volumes and complex multi-site operations. You will be accountable for the entire life cycle of the plant—from pit development and drilling/blasting to final product load-out—while managing a diverse workforce of hourly and salaried personnel.

KEY DUTIES AND RESPONSIBILITIES

• Enforce all MSHA, state, and company safety regulations.
• Lead by example to achieve "Zero Harm," conducting regular safety meetings and site inspections.
• Cultivate a 'Wingman' philosophy where employees take ownership of their own safety and the safety of their peers.
• Maintain all environmental permits and records (Air, Water, Reclamation).
• Ensure the site remains in 100% compliance with local, state, and federal laws.
• Oversee the daily crushing, washing, and screening operations.
• Design and adjust plant flows to maximize Tons Per Hour (TPH) and minimize downtime.
• Develop and execute short- and long-term mining plans, including stripping, reclamation, and pit development.
• Collaborate with the QC department to ensure all products meet ASTM and DOT specifications.
• Investigate and resolve any material quality complaints immediately.
• Manage the plant’s operating budget, focusing on cost-per-ton reduction and efficiency improvements.
• Assist in the development of Capital Expenditure (CAPEX) requests and oversee the installation of new equipment or facility upgrades.
• Manage stockpiles and end-of-month inventory reporting; coordinate with Sales to ensure product availability matches
• Implement and manage a robust PM program for all fixed and mobile equipment to ensure maximum mechanical availability.
• Plan and execute major plant shutdowns for repairs, ensuring projects are completed safely, on time, and within budget.
• Directly supervise, coach, and mentor a team of production supervisors, lead persons, and hourly staff.
• Conduct annual performance reviews, identify training needs, and manage labor relations.
• Act as the primary face of Martin Marietta for the local community, neighboring landowners, and regulatory inspectors.