The Quality Control Technician is responsible for sampling and performing routine laboratory testing of aggregate materials. Prescribed standards are used to determine the physical characteristics of the aggregate for quality control purposes and determine conformity to specifications. This position reports to the Quality Control Manager. This position will primarily support our Maple Grove location and will also assist at other locations as needed. Essential Functions * Set up, adjust, and operate laboratory equipment and instruments such as mechanical shakers, scales, ovens, and other lab equipment required. * Work with industrial equipment and machinery to obtain material samples from production facilities such as conveyors, stockpiles and/or customer sites. * Record and maintain test results on Excel spreadsheets and/or standardized forms. * Report and communicate test results internally and externally (Plant Managers, Dept of Transportation, customers, and others as required). * Clean, maintain, and calibrate laboratory equipment. * Inspect stockpiles for proper construction. * Assist in investigating and resolving customer technical problems. Competencies * Attention to Detail * Safety Acumen * Ethical Conduct * Teamwork * High Sense of Urgency * Drive for Results * Relationship Building Education and Experience * High School diploma, GED, or equivalent experience required; technical degree preferred. * State certified for aggregate field and laboratory testing in MN preferred but not required * (Company will train); ability to obtain state certification required. * Experience in quality control in an aggregate or construction environment preferred. Required Knowledge, Skills and Abilities * A valid, unrestricted driver's license with clean driving record * Excellent interpersonal, verbal, and written communication skills * Proficient in MS Office and computer skills * Must have basic math skills * Proactive in safety * Works well independently as well as in a team environment Work Environment This is a full-time seasonal position that may require long hours and weekend work. This job operates 100% of the time in a surface mine setting. Physical Demands While performing the duties of this job, the employee is occasionally required to stand; walk; sit; use hands to finger, handle, or feel objects, tools or controls; reach with hands and arms; climb stairs; balance; stoop, kneel, crouch or crawl; and talk or hear. The employee must occasionally lift or move up to 50 pounds. Specific vision abilities required by the job include close vision, distance vision, color vision, peripheral vision, depth perception and the ability to adjust focus. Other Duties - 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. AAP/EEO Statement Martin Marietta will provide equal opportunities to all employees and all applicants for employment without discrimination on the basis of race, religion, color, sex, gender, national origin, age, marital status, United States military veteran's status, or mental or physical disability or any other characteristic protected by law. This is a safety-sensitive role and Martin Marietta will continue to require drug testing that does include testing for cannabis/THC. About Martin Marietta Recently ranked at #72 onFortunemagazine's list of the100 Fastest-Growing Companiesin the world, Martin Marietta, a member of the S&P 500 Index, employs more than 9,000 employees at operations spanning 30 states, Canada and the Bahamas. A leading supplier of aggregates and heavy building materials, dedicated teams at Martin Marietta supply the resources for the roads, sidewalks and foundations on which we live. At Martin Marietta, we want you to find a lifelong career and build a sense of community where share values and mutual respect drive our vision for a better workplace.