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Assistant Superintendent

Central Stone Company
Florissant, MO Full Time
POSTED ON 3/3/2026 CLOSED ON 4/22/2026

What are the responsibilities and job description for the Assistant Superintendent position at Central Stone Company?

Here at Central Stone Company, we have spent the last 135 years working to be the best at what we do.  Through our limestone aggregate products, we provide the foundation to connect people with their friends, families, and work.  Although most don’t realize it, our products are used to build the homes, roads, and bridges that people throughout the Midwest use every day of their lives!

We are currently seeking candidates for an Assistant Quarry Superintendent position at our Fort Bellefontaine Quarry (Florissant, MO). This is a daytime position Monday through Friday, with some Saturdays required, depending on customer/company needs.  Strong leadership and the ability to multi-task are needed. Previous quarry experience is a plus, but not required, as we can train an individual who is capable and wanting to learn.

We offer a competitive salary and benefits package including Health, Dental, and Vision Insurance, paid Holidays and Vacation, 401k with Company match, and more!

 Assistant Superintendent major responsibilities include:

  • Promote and enforce Mine Safety and Health Administration rules and regulations, working in tandem with the Quarry Superintendent and the company Safety Manager.
  • Assist the Quarry Superintendent with the direction and supervision all production activities, from drilling and blasting to quality control of the end products.
  • Coordinate with the Quarry Superintendent to ensure all equipment is properly maintained and ready for operation at the start of each scheduled production shift.
  • Assist the Quarry Superintendent with maintenance plans as required in an effort to strive for optimal efficiency of plant operations at all times.
  • Work with the Quarry Superintendent to ensure the competence and development of employees by initiating training, coaching, counseling, or discipline procedures on a continuous basis.

 The ideal Assistant Superintendent candidate will have:

  • 2 years’ experience in quarry operations with comprehensive understanding of crushers, screens, conveyors and operation of mobile equipment.
  • Excellent mechanical aptitude.
  • Strong team-building and coaching skills.
  • A commitment to integrity.
  • Self-motivation with a strong ability to work independently or as part of a team.
  • An attitude of continuous improvement.
  • An ability to utilize an objective approach to problem solving.
  • An ability to build staff support and exhibit negotiation skills.
  • Excellent communication skills – listening, verbal, written (report writing), and presentation.
  • Proficiency using Microsoft Office Tools or ability to learn.
  • A valid driver's license with good driving record. 

This is a great time to join our team.  If this Assistant Superintendent description sounds like you, apply today!

Pre-employment drug screen, physical, and background checks required.  Central Stone Company is an EO-Affirmative Action employer for all, including Women, Minorities, Veterans, and Individuals with disabilities.  

Salary.com Estimation for Assistant Superintendent in Florissant, MO
$36,429 to $41,039
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