Share this Job

Mechanic - Plant Maintenance and Production - Willard, MO

Springfield, MO, US, 65804

Conco Quarries, Inc.



Job ID:  417739



Conco Companies is a CRH company.  Conco Companies is the leading ready-mix and crushed stone supplier in southwest Missouri and has been in business for over 70 years.  Conco is also active in the trucking, cut-stone and quarry supply industries.  With industry leading products and services, it is a great place to grow.  If you’re up for a rewarding challenge, we invite you to take the first step and apply today.

Summary:  Your primary position during regular production will be as a Mechanic.  However, all Production/Maintenance positions are interchangeable depending on production/maintenance needs.  Throughout your career you can expect this primary position to change as production needs change.  Whenever plant maintenance is required (at least one day per week), all employees work together on all maintenance. Job is often outdoors, and weather related, involving manual skills, some math and reasoning and continuous safety applications around heavy equipment.




Competently and Efficiently operates a large Front-End Wheel Loader to efficiently load shot rock onto haul trucks or load rock into customer trucks.  Materials will be transported throughout the quarry into piles, trucks or crushers depending on production requirements.  Must keep updated logs of completed work.


Competently and efficiently operates a large Haul Truck, may be hauling shot rock to crusher, crushed rock to stockpiles or moving dirt/rock from various areas.


Competently and efficiently operates filling, driving and using the water truck to water down roads and stockpiles according to MoDNR Air Permit requirements


Gather rock samples, heat them to eliminate moisture, then must lift and pour samples through various size screens to sort out the product into various sizes.  Each sample must be lifted onto a scale for documentation and the results are added to the computer program.  Must be competent and able to understand and follow rock specifications for required rock orders.


Competent with set up, operation and tending to the rock crushing plant based on the required production schedule.  Must have full understanding plant computer automation and how to operate all parts of the plant efficiently based on the MoDNR Air Permit.


Perform maintenance, trouble shooting and repair of heavy, off-road type equipment (examples: loaders, dozers, trucks, service equipment), typically found in quarry applications. Must have mechanical knowledge and be capable of reading/understanding equipment service manuals, parts’ books and operator’s manuals, typically utilized by shop field mechanics. 

  1. DOZER, EXCAVATOR, and other rolling stock equipment

Competently and efficiently operates any of the large mobile equipment based on production needs.  This equipment likely will be used on rough terrain.


All positions listed above also include these Essential Duties and Responsibilities:

  • Daily Workplace Exams and Pre-Shift Safety Checks must be performed on all mobile equipment.  This is your first line of defense in protecting yourself from any potential Safety Hazards.  You will be trained how to do these exams properly.  If you have any questions about any safety hazards, ask your supervisor.
  • Operate assigned machines in safe fashion as it applies to one's self and fellow crew members.  Operate machine in as efficient, productive fashion possible with highest production rate applicable
  • Communicate with onsite foreman of daily work requirements
  • Follow designated routes adhering to safety policies and procedures in place.
  • Knowledge and following of all MSHA (Mine Safety and Health Administration) regulations, training practices, first aid and all safety requirements designated for job duties above.
  • Keeps work area clean, orderly and inform supervisor of any potential problem developments.




All Primary positions listed above also are required to perform Plant Maintenance as needed.  Essential duties and responsibilities in Plant Maintenance include (but are not limited to):


  • Welding and Cutting.
  • Changing conveyor belts.
  • Bearing replacement.
  • Changing oils/servicing
  • Roller replacement.
  • Changing/replacing guards
  • Changing drive belts and gear boxes
  • Changing screen cloths
  • Adjusting crushers
  • Changing wear liners/hammers
  • Replace skirting



Competencies and Physical Demands                                             

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.


While performing the duties and competencies of this job, the employee is frequently required to be:

  • Able to sit for long periods of time in vehicle and bouncing on rough terrain
  • Able to stand and walk for long periods of time while working on plant
  • Able to reach with hands and arms
  • Able to use hands and fingers to handle small or large equipment
  • Able to climb or balance on machinery (using fall protection when necessary)
  • Able to climb up and down at least 12 ladder rungs
  • Able to lift and carry around at least 75 lbs. at various times during the day.  Anything over that you should ask for help.
  • Have knowledge of lifting procedures (with chain ratchet, etc.)
  • Able to communicate with other employees, especially in a noisy environment.
  • Specific vision abilities required by this job include distance vision, peripheral vision, depth perception and ability to adjust focus. 



To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. A minimum of two years of Front-End Loader, dozer, excavator, quality control, mechanic or plant operator experience is preferred for any of these duties.  Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.


For Mechanic: must have experience and be capable of demonstrating use of: trouble-shooting computer equipment, torque wrenches, rulers (English & metric), feeler gauges, micrometers, calipers, pressure gauges, electrical ammeters & current testers, tachometers.  Must be capable of using acetylene-cutting torches, electric welders (demonstrating above average skills), hand grinders and typical mechanical devices found in construction industry.


Certificates, Licenses, Registrations

Must have a Class E, drivers’ license without DOT limiting violations in order to operate Company pickup truck off company property


Less than high school education.


Language Skills                                                  

Ability to read and comprehend simple instructions, short correspondence, and memos.  Ability to effectively present information in one-on-one and small group situations to customers, clients, and other employees of the organization.


Mathematical Skills                                            

Ability to add and subtract two-digit numbers and to multiply and divide with 10's and 100's. 


Reasoning Ability                                               

Ability to apply common sense understanding to carry out detailed but uninvolved written or oral instructions.  Ability to deal with problems involving a few concrete variables in standardized situations.


Work Environment

The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.


While performing the duties of this Job, the employee is frequently exposed to:

  • Moving mechanical parts and outside weather conditions.
  • Climbing or driving on high, precarious places.
  • Bouncing in vehicles or walking over rough terrain
  • Heavy Lifting
  • Extreme cold; extreme heat
  • Vibration.
  • Loud noise levels. 


Personal Protection Equipment (PPE) including fall protection, hard hats, safety glasses, and ear protection will be provided and required whenever outside of the office, breakroom, or vehicle.  According to MSHA regulations, you are required to provide and wear hard-toed shoes in all positions within the quarry.  Will be required to submit to random drug testing, as selected, and comply with Company Drug and Alcohol Policy.



About CRH 


CRH has a long and proud heritage as one of North America’s largest corporations. We are a proud reflection of the hundreds of family businesses, local and regional companies and mid to large sized enterprises that together form the CRH family. CRH operates with a decentralized, diversified structure, letting you work in a small company environment while having the career opportunities of a large enterprise.


CRH is a great place to grow! If you’re up for a rewarding challenge, we invite you to take the first step and apply today! Once you click apply now, you will be brought to our career site. Please complete your online profile which will be sent directly to the appropriate Hiring Manager. Our system allows you to view and track your status 24 hours a day. Thank you for your interest in the CRHfamily!


Conco Quarries Inc. is an Affirmative Action and Equal Opportunity Employer.

EOE/Vet/Disability--If you want to know more, please click on this link

Date Posted:  Aug 6, 2022

Nearest Major Market: Springfield

Job Segment: Plant Operator, Machinist, Maintenance Mechanic, Front End, Mechanic, Manufacturing, Technology