Martin Marietta logo

Plant Manager I

Martin Marietta
  • Concord, CA
  • Autofill and Review
30+ days ago

Job Description

JOB SUMMARY

The Plant Manager is a foundational leadership role responsible for the day-to-day management of a specific aggregate production facility (quarry or sand and gravel operation). This individual provides strategic and tactical oversight to ensure that safety, production, quality, and environmental goals are met or exceeded.

The Plant Manager is the primary driver of the Guardian Angel and Wingman safety culture on-site. Your focus is on optimizing plant efficiency, maintaining cost control through effective budgeting, and ensuring the final product meets both customer specifications and Martin Marietta's rigorous quality standards.

KEY DUTIES AND RESPONSIBILITIES

  • Champion the "Guardian Angel" culture by ensuring all employees, contractors, and visitors adhere to MSHA and company safety regulations. Conduct regular safety meetings
  • Maintain 100% compliance with all local, state, and federal environmental regulations (air quality, water discharge, and reclamation permits).
  • Lead routine site inspections to identify and mitigate hazards, ensuring all mobile and stationary equipment are in safe working condition.
  • Oversee the entire production process, including stripping, drilling, blasting, hauling, crushing, screening, and stockpiling.
  • Monitor key performance indicators (KPIs) such as tons per hour (TPH), downtime, and yield to identify bottlenecks and implement process improvements.
  • Manage raw material and finished goods inventories to ensure adequate supply for sales forecasts and customer demand.
  • Develop and oversee a robust PM program for the plant and mobile equipment to minimize unplanned downtime and extend asset life.
  • Plan and execute scheduled maintenance shutdowns, coordinating with internal maintenance teams and external vendors.
  • Work closely with the Quality Control department to ensure all aggregate products meet ASTM, DOT, and customer-specific technical requirements.
  • Monitor lab results and adjust plant settings in real-time to maintain product gradation.
  • Manage the plant's operating budget, tracking expenses against the annual profit plan and explaining variances.
  • Review and approve purchases, manage labor costs, and identify opportunities for cost reduction without compromising safety or quality.
  • Complete accurate daily production, safety, and maintenance reports using company software.
  • Train and mentor hourly staff. Conduct performance evaluations and provide continuous feedback to foster professional growth.
  • Maintain a positive work environment and handle employee relations issues in accordance with company policy.

QUALIFICATIONS

Education

High school diploma, GED, or relevant experience

Work Experience

5+ years of experience in the Aggregates or Heavy Construction materials industry, with at least 2 years in a supervisory capacity, preferred.

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

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.

Numbers & Facts

LocationConcord, CA
IndustryMining
Company Size100 to 499 employees
Year Founded1993
Websitehttp://www.martinmarietta.com/

About Company

Martin Marietta, an American-based company and a member of the S&P 500 Index, is a leading supplier of aggregates and heavy building materials, with operations spanning 32 states, Canada and the Caribbean. Dedicated teams at Martin Marietta supply the resources for the roads, sidewalks and foundations on which we live.

Skills

  • Air Qualityunmatched
  • Budget Managementunmatched
  • Budgetingunmatched
  • Business Skillsunmatched
  • Calendar Managementunmatched
  • Communication Skillsunmatched
  • Conflict Resolutionunmatched
  • Constructionunmatched
  • Corporate Policiesunmatched
  • Cost Controlunmatched
  • Crushing and Screeningunmatched
  • Demand Forecasting/Planningunmatched
  • Drill and Blastunmatched
  • Employee Relationsunmatched
  • Environmental Regulationsunmatched
  • Equipment Maintenance/Repairunmatched
  • Exceeded Sales Goalunmatched
  • Expense Trackingunmatched
  • Federal Laws and Regulationsunmatched
  • Fixed Plant/Equipmentunmatched
  • Hazard Analysisunmatched
  • Leadershipunmatched
  • Lift/Move 50 Poundsunmatched
  • Maintain Complianceunmatched
  • Maintenance Servicesunmatched
  • Manufacturing Equipment Maintenanceunmatched
  • Materials Managementunmatched
  • Mentoringunmatched
  • Mine Productionunmatched
  • Mine Safety and Health Administration (MSHA)unmatched
  • Mobile Plant/Equipmentunmatched
  • People Managementunmatched
  • Performance Analysisunmatched
  • Performance Metricsunmatched
  • Performance Reviewsunmatched
  • Plant Managementunmatched
  • Process Improvementunmatched
  • Process Managementunmatched
  • Production Controlunmatched
  • Quality Controlunmatched
  • Quality Metricsunmatched
  • Regulationsunmatched
  • Regulatory Complianceunmatched
  • Safety/Work Safetyunmatched
  • Sales Forecastingunmatched
  • State Laws and Regulationsunmatched
  • Time Managementunmatched
  • Variance Analysisunmatched
  • Water Quality Testingunmatched
  • Weldingunmatched
  • Workplace Issuesunmatched

Be found by employers

5,500+ employers search our resume database daily. Add yours to get found by recruiters looking for candidates like you.

Level up your application

Professional resume templates

Browse dozens of recruiter approved resume templates, layouts and formats. Choose your favorite and make it your own in minutes.

Free resume templates

Resume Builder

Improve your existing resume or start from scratch and create a standout, ATS-friendly resume. Add job-specific content, download and apply.

Resume Builder