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People who work with us, stay with us.

Why? As a responsible employer, Mississippi Lime Company (MLC) is dedicated to providing everyone on our teams with excellent compensation and benefits, rewarding work, and opportunities for growth. As one of the largest lime (calcium) producers in the United States, as well as the United Kingdom through our Singleton Birch business, we continue to expand and add new positions at all our sites globally, including job openings in operations, administration, R&D, IT, finance, logistics, HR, sales, transportation, and more. 

You can also view open roles by texting LIME to 22100.

Read more about what it’s like to grow your career at MLC below.

Engaging, Fast-Paced Culture

The foundation of our culture is an unwavering commitment to safety, sustainability, and operational excellence. Our teams collaborate and communicate cross-functionally, enabling us to accomplish our goals efficiently and learn from one another. 

Our focus is creating an environment where everyone can participate and flourish. This includes creating opportunities and an engaging work environment for people of different backgrounds, identities, and cognitive abilities. For example, we utilize DiSC® assessments to enable people to collaborate more effectively with one another, giving everyone a resource to be more successful in their role. 

Hear more about the culture at MLC from some of our employees below. 

Fiona Woody, Director of Sustainability and ESG, discusses what defines the culture at MLC

Values-Focused Organization

MLC has deep roots, with a legacy over a century old. While our organization has grown and evolved to meet the needs of our business, our guiding principles have not changed. We remain committed to our five core values: integrity, customer satisfaction, operational excellence, sustainability, and our responsibility to one another. 

This defines how MLC does business. We expect every employee – at all levels of the organization – to embrace these values in everything we do. Learn more about our core values. 

We have dedicated leadership to shape our strategy and commitments related to “ESG” – Environmental, Social, and Governance matters. This includes continuous improvement for reducing our environmental footprint, creating a safe and inclusive work environment, and ensuring that we operate with responsibility and integrity. In addition, MLC has a dedicated Safety Steering Committee and a Vision, Mission, and Values (VMV) Committee, which ensure that the organization remains informed, engaged, and trained on these matters. Learn more about sustainability at MLC. 

Hear more about responsibility at MLC from some of our employees below. 

 Jackie Carpenter, Services Manager, discusses MLC’s core values
 Reginald Boykins, Process Technician, describes the leadership style at MLC

Attractive Benefits and Compensation

Mississippi Lime offers a competitive compensation program based on market trends, as well as a comprehensive benefits package. 

Benefits include: 

  • 401(K) with company match 
  • Company paid leave 
  • Medical, prescription, dental, and vision coverage 
  • Life, AD&D, and disability coverage 
  • Wellness program 
  • Employee assistance program 
  • Health advocate / health care concierge service 

In addition, the company maintains training programs and tuition reimbursement to continually provide the opportunity for employees to enhance and improve their existing knowledge and skills. 

Investing in Our People

Mississippi Lime can only grow when we enable the growth of our people. Developed, motivated employees are the keys to our success. We provide development opportunities at all levels to help employees to continue growing individually over the course of their career with MLC. This includes our tuition reimbursement program, available to all fulltime employees, as well as an apprenticeship program to provide pathways to new career fields. 

We are also focused on sparking engagement and promoting careers in STEM (science, technology, engineering, and math) for the next generation. 

  • Co-op program for college students, providing real-world, hands-on experience for a semester at one of MLC’s sites, in fields such as chemical engineering, electrical engineering, mechanical engineering, geology, and mining engineering, with benefits that include housing 
  • Mentorship through organizations such as the St. Louis United Way Women’s Leadership Society Mentorship Program 
  • Over $35,000 per year in Harry B. Mathews Awards scholarships to qualified dependents of employees (5 students selected each year) 
Dan Menniti, National Sales Manager, explains MLC’s unique approach to talent development

MLC is an affirmative action and equal opportunity employer. We welcome job applications from qualified individuals without regard to race, color, religion, sex, gender identity, national origin, age, disability, ancestry, family care status, veteran status, marital status, sexual orientation, or any other lawfully protected status. Minorities, people of all genders, disabled persons, and veterans are encouraged to apply. To view our Affirmative Action/EEO Affirmation, please click here. 

If you wish to join our team, we invite you to apply online through one of the links above. Applicants who require special assistance or an accommodation in the job application process to apply for a current job posting on this website may do so by sending a request via email to or by calling +1 314-543-6390. All requests for reasonable accommodation are evaluated on a case-by-case basis. 

Your interest in opportunities within our organization will be handled in a professional manner with strict confidentiality. 

Hear from Our People

Why is it important to bring your authentic self to work? Hear from Jessica Robertson, HR Director.
A few of our employees discuss what they like best about working at Mississippi Lime.
 Mikaela Hall, New Market Growth Director, explains why it’s an exciting time to be part of the lime industry at MLC.
 Volunteers from Mississippi Lime Company spent a day working with Habitat for Humanity.

Related Links

MLC EEO Reaffirmation 2023 
This employer participates in eVerify. 

To comply with the Transparency in Coverage Rule, Mississippi Lime is required to post UnitedHealthcare’s link on our public website. This link will automatically link you to UnitedHealthcare’s page.