SIMON | Aggregate Operations Manager - Rapid City, SD

Subsidiary: Simon


Simon, the Colas USA subsidiary that operates throughout Colorado, Nebraska, South Dakota, and Wyoming, specializes in aggregates, asphalt, and ready-mix concrete production, asphalt paving, and concrete, bridge, highway, and utility construction. Through strong local ties backed by global resources, we focus on quality and value to deliver the best products and services for our clients. What we do is bigger than construction – it is about connecting communities, building new roads to the future, and keeping the spirit of the pioneers alive and well. To learn more about Simon visit  

Throughout Colas USA, we provide competitive pay, outstanding benefits, career advancement opportunities, professional education, and extensive training for every employee. We pride ourselves on upholding the highest standards of safety, environmental conservation, and ethical conduct as we strive to grow our infrastructure products and services through empowering and developing our people, fostering innovation, utilizing new technology, and maximizing vertical integration at all levels of the company’s value chain. To learn more about the Colas USA Family of Companies, please visit

Simon, and the rest of the Colas USA Family of Companies, is part of the Colas Group, the worldwide leader in transportation infrastructure construction and maintenance. For information on our international network visit

Job Summary

Directs and coordinates activities related to production and delivery of aggregates products, including safety, compliance, sales, customer service and quality control.


  • Degree in mining, manufacturing, civil or related engineering field, or equivalent combination of education and experience preferred
  • Valid drivers’ license and ability to maintain a clean motor vehicle record required, commercial license a plus


  • Minimum 5 years prior experience in ready-mix, aggregates, asphalt production, delivery, sales, and services preferred
  • 3-5 years prior experience leading and developing people 
  • Knowledge of rules/regulations governed by federal, state, and local regulatory agencies, including OSHA/MSHA, DEQ, and DOT applicable to position
  • Experience managing budgets and performing basic financial analysis preferred
  • Self-directed, results-oriented, and highly motivated, requiring minimal direct guidance
  • Ability to lead and motivate others; proven experience effectively managing and leading teams
  • Ability to effectively manage multiple priorities, problem-solve, and work under consistent pressure of deadlines
  • Proficiency with computers/mobile devices, including use of basic MS Office and similar programs and applications

Colas Inc. and its subsidiaries are an Equal Opportunity Employer. For details on the specifics of this commitment, please click here to view the EEO document.  If you are an individual with a disability and require a reasonable accommodation to:

  • to meet the requirements of the role in which you are applying
  • complete any part of the application process
  • access or use the online application process and need an alternative method for applying

Please contact Colas Inc. at 973-290-9082 or send an email to

Nearest Major Market: South Dakota
Nearest Secondary Market: Rapid City