Plant Chemist

Job overview

The Plant Chemist role is onsite in Rapid City, SD, with compensation of $90,000–$105,000 per year plus a stated 10% bonus. The role supports product quality, laboratory operations, and process optimization at a cement plant. The chemist tests raw materials and finished products, monitors quality, and maintains laboratory procedures and equipment. The work supports product specifications, regulatory compliance, and continuous improvement in quality, efficiency, and cost.

What you'll do

• Perform chemical and physical testing of cement, clinker, raw materials, kiln feed, fuels, and related materials
• conduct analyses using XRF, XRD, microscopy, and other instruments
• monitor quality and recommend actions to maintain specifications
• calibrate and maintain laboratory equipment
• develop laboratory procedures and quality-control standards
• investigate quality concerns and process changes
• support new product development, proficiency testing, budgeting, lab improvements, and continuous improvement
• ensure safety, environmental, and regulatory compliance
• provide guidance to lab technicians and support supervisory duties when needed.

What we're looking for

Skills & competencies

plant chemist

greenlight resources

rapid city sd

onsite

$90k–$105k

10% bonus

cement plant

laboratory testing

xrf

xrd

quality control

process optimization

Work arrangement

• Weekend coverage required

Why this role

Cement plant laboratory experience; bachelor’s degree in chemistry or equivalent experience; 2+ years of cement plant laboratory experience.

About the employer

Greenlight Resources is hiring for this role. Industry: Crushed and Broken Limestone Mining and Quarrying. Sector: 21.