Demo

Maintenance Mechanic/Welder | Mill Creek Limestone

Martin Marietta
Mill Creek, OK Intern
POSTED ON 9/7/2026
AVAILABLE BEFORE 10/7/2026
Description

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

What We Offer

  • Competitive hourly pay with OT opportunities
  • Annual Pay Increases
  • PTO Available as of DAY ONE
  • Opportunities to grow with company
  • 401(k) plan with company match
  • Employee stock purchase program
  • Employee Pension plan (at no cost to employees)
  • Full Medical, Health & Wellness Benefits start on DAY ONE

Position Summary

Plant maintenance/mechanic position is responsible for inspecting and diagnosing issues with machinery and performing preventative maintenance/repair of aggregate plant processing equipment including but not limited to stationary machinery and mechanical equipment such as conveyor systems, shakers, pumps, gearboxes, etc. As a plant maintenance/welder you may perform various roles, including fabrication, welding, cutting and/or grinding, greasing, housekeeping and other various shop or processing duties. Operates cranes, man-lifts, hoists pneumatic, hand tools, power tools, cutting torches, welding equipment, and other specialty service equipment as needed. May order parts through maintenance department or outside suppliers.

New Hire Orientation & Safety Training Requirement

All newly hired employees are required to attend New Hire Orientation and Safety Training in person at our Corporate Office located in Dallas, Texas. Attendance is mandatory and is a condition of employment.

To support employees traveling to attend training, mileage and approved travel expenses will be reimbursed for individuals whose commute to the Dallas Corporate Office exceeds 50 miles, in accordance with company travel and reimbursement policies. Additional details regarding travel arrangements and reimbursement procedures will be provided prior to the training date.

Essential Responsibilities

  • Will take an active role in the plant safety initiatives
  • Ensures a safe work environment for self and others at all times
  • Maximizes performance of stationary equipment by performing repairs and ensuring preventative maintenance is completed on a timely basis
  • Responsible for ensuring backlog process is completed and prioritized with Supervisor and/or Plant Manager
  • Completes required paperwork to maintain equipment and to run the plant according to Martin Marietta standards
  • Inspects and ensures maintenance truck is being maintained properly along with good housekeeping
  • Prioritizes SAFETY, then QUALITY, followed by Production
  • Conducts MSHA pre-shift safety inspections of equipment and work areas
  • Maximizes performance of stationary equipment by performing repairs and ensuring preventative maintenance is completed on a timely basis
  • Duties include checking, repairing or replacing pumps
  • Ensures Preventative Maintenance services, lubrications services are completed according to Maintenance Module.
  • Trains and coaches other employees on maintenance practices

Preferred Education And Experience

  • 1 years experience related to heavy duty maintenance job or equivalent combination of training and experience, preferably in aggregates industry
  • High School Diploma, GED, or equivalent experience preferred

Knowledge, Skills, And Abilities

  • Must be able to perform duties in a safe manner
  • Ability to read and write and communicate effectively
  • Must be able to communicate over two-way radio or with hand signals and warning sounds, with coworkers regarding movement of vehicles and mobile equipment
  • Self-starter with ability to work with little or no supervision
  • Strong mechanical knowledge
  • Ability to handle multiple projects simultaneously
  • Ability to work with little to no supervision
  • Demonstrated proficiency with oxy/acetylene torch and stick welding, MIG a plus
  • Must be able to identify and order basic parts (bearings, idlers, screens, pulleys)
  • Must be able to field lay out and fabricate in steel
  • This job requires the ability to wear a hard hat, safety glasses or goggles, steel-toed boots, hearing protection, safety reflective vest, full body harness, welding hood
  • Must be able to work 8-12 hour( ) shifts, weekends, overtime, and holidays as needed
  • Ability to troubleshoot, repair and maintain all plant equipment
  • Proficiency with a wide variety of hand tools and power tools
  • Ability to work in outdoor environment and in elevated areas

Physical Requirements

  • Ability to climb stairs, climb ladders, reach, stoop, squat, tolerate prolonged standing/walking, balance, bend, twist, crawl, kneel, push and pull objects
  • Ability to operate hand controls with both hands
  • Ability to operate mobile equipment, foot pedals with both feet
  • Ability to perform sustained overhead reaching
  • Ability to tolerate working outdoors in all environmental temperatures and weather
  • Ability to work in areas with the potential for high noise levels
  • Ability to work in cramped quarters
  • Lift objects of various dimensions and weights
  • Lift up to 50 lbs, carry up to 150 ft.
  • Ability to tolerate working at heights up to 100 feet
  • Vision: Normal depth perception, vision and ability to distinguish color

WORKING CONDITIONS

All duties require outside assignments and require periods of work in all weather conditions-heat, cold, wet or dry and dusty. Must be able to work in areas where noise levels are up to 85 dbs.

DISCLAIMER

The above statements are intended to describe the general nature and level of work being performed by people assigned to this classification. They are not to be construed as an exhaustive list of all responsibilities, duties, and skills required of personnel so classified. All personnel may be required to perform duties outside of their normal responsibilities from time to time, as needed.

A member of the S&P 500 Index, Martin Marietta is an American-based company and a leading supplier of heavy building materials – including aggregates, cement, ready-mixed concrete and asphalt. Through a network of operations spanning 28 states, Canada and the Bahamas, dedicated Martin Marietta teams supply the foundational resources upon which our communities thrive. Martin Marietta's Magnesia Specialties business produces high-purity magnesia and dolomitic lime products used worldwide in environmental, industrial, agricultural and specialty applications.

At Martin Marietta, we strive to work with the best and the brightest – those who have the potential to become our company's future leaders. Each of our roughly 9,500 people shares a common purpose regardless of their professional role or work environment. Together, we utilize our diverse skills and experiences to drive our company and its extraordinary culture forward. Our aim is to build on our foundation of success and help values-driven and hardworking people realize their full potential. When you decide to invest your career in Martin Marietta, you'll know what it's like to be respected, challenged and rewarded.

In return, we offer a highly competitive benefits package, including:

  • Medical
  • Prescription Drug
  • Dental
  • Vision
  • Health Care Reimbursement Account
  • Dependent Care Reimbursement Account
  • Wellness Programs
  • Employee Assistance Plan
  • Paid Holidays and Vacation
  • 401(k) with Company matching
  • Pension
  • Salary Continuation – Short-Term Disability
  • Long-Term Disability Options
  • Employee Life Insurance
  • Spouse & Dependent Life Insurance
  • Business Travel Accident Insurance
  • Direct Deposit Payroll
  • Educational/Tuition Assistance Plan
  • College Scholarship Program – for dependent children
  • Matching Gift Program
  • New Auto Purchase Discount Plans

At Martin Marietta, we are proud to be an Equal Opportunity Employer. We are committed to providing an environment of mutual respect where equal employment opportunities are available to all qualified applicants and teammates. We celebrate diversity and commit that qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

Hourly Wage Estimation for Maintenance Mechanic/Welder | Mill Creek Limestone in Mill Creek, OK
$26.00 to $33.00
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