Premix Operator

Posted:
1/12/2026, 9:56:11 AM

Location(s):
Minnesota, United States

Experience Level(s):
Junior ⋅ Mid Level ⋅ Senior

Field(s):
Operations & Logistics

Job Description:

This position is responsible for mixing various raw materials to create rock batches and verifying that all aspects of the rock batching area are operating correctly.  

Essential Duties and Responsibilities:

  • Set up and verify the formulation of batches in the rock batching area 

  • Verify that correct ingredients arrive in accurate quantities for the mixers according to listed formulas 

  • Complete required documentation for material usage, inventory, material scrap requests, etc.

  • Assist Maintenance in the troubleshooting and correction of mechanical or system problems 

  • Maintain accurate inventory levels and perform month-end ingredient inventory counts 

  • Communicate with Rock Batching Manager and other support groups when troubleshooting issues arise in the rock batching area  

  • Ensure materials are weighed accurately and added to the mixers with proper timing 

  • Keep work area clean and orderly

  • Perform job duties safely as outlined in the Rock Batching Standard Operating Procedures (SOPs)

  • Additional duties as assigned by management 

Minimum Qualifications:

  • Ability to become certified in forklift and overhead crane operation 

  • Basic computer skills 

Education: N/A

Experience: N/A

Systems: N/A

Preferred Qualifications:

  • Ability to read and write in English to complete required documentation

  • Critical thinking and troubleshooting skills 

  • Basic math skills

  • Mechanically inclined 

  • Industrial work experience 

  • High School Diploma or GED

Cambria Success Factors:

  • High attention to detail

  • Reliable and punctual 

  • Direct communication

  • Sense of urgency in completing work 

  • Capable of multitasking

  • Work well both independently and with a team

  • Self-motivated 


 

Managerial Responsibilities: N/A

Travel Requirements: N/A

Physical Requirements: 

  • Lift and maneuver a 50 lb. pan of raw materials and dump into barrel mixer  

  • Push/pull a cart on wheels weighing approximately 800 lbs. with assistance from a co-worker 

  • Bend, twist, turn, reach, and pull with your body throughout shift

  • Manually mix materials within a barrel mixer

  • Handle chemicals 

  • Stand on feet for long periods of time during a shift for up to 12 hours, with intermittent breaks

  • Wear Personal Protective Equipment (PPE) provided by Cambria 

  • Participate in daily stretch and flex exercises 

  • Occasionally work in wet and/or humid conditions 

  • Work in a non-climate controlled environment 

Task Based Personal Protective Equipment (PPE) Requirements: 

  • Steel toed boots

  • Hearing Protection 

  • Safety glasses

  • Cut-proof gloves

  • Respirator 

  • Face shield 

  • Rubber gloves

  • Oven gloves

  • Latex gloves 

  • Tyzek hooded full body suit

Cambria offers a competitive benefits package that encompasses Health and Dental Insurance, Paid Time Off, 7 paid Holidays , 401(k) plus matching, Discretionary Profit Sharing, Flexible Spending Account; Life, Supplemental Life, and Disability Insurance; Referral Program, Tuition Reimbursement, Employee Assistance Program, Employee Discount and Professional Development Assistance.

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.

At Cambria, dedication to philanthropy and our people is at the heart of who we are. We strive to make a meaningful difference in the world every day by prioritizing employee well-being and fostering inclusivity and empowerment. Under the banner of CambriaCares, our philanthropic endeavors show our commitment to our people and our community to uplift kids, support education, and contribute to a sustainable future.

For additional company information, please visit www.CambriaUSA.com

An offer of employment is contingent upon the successful completion of a background verification check, subject to applicable laws and regulations. The results will be reviewed based on the individual's record, and the specific duties and requirements of the job.