R&D Co-op

    Specialty Granules LLC logo

    Specialty Granules LLC

    From the roof to the road to the dinner table, our rocks improve lives.

    501-1,000 employeesFounded 1923Hagerstown, MarylandMining
    ClosedPaidWinter 2027Mining

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    Applications closed on October 15, 2026.

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    Title: R&D Spring Co-op Location: Hagerstown, MD Posted Date: Posted Today Sidebar Info: Privacy Notice Application Notice For more than 90 years, Specialty Granules LLC (SGI) has been a leading producer of semi-ceramic coated, colored mineral granules for the North American residential and commercial roofing industry. Our longevity is a testament to our dependability as a supplier and the durability of our products. We take pride in the long-term relationships we have cultivated with the roofing industry’s manufacturers. A privately held company, we have the ability and resources to provide exceptional customer service through our high standards of product quality, innovation, and responsiveness to the needs of our customers. In addition to our Headquarters and Technical Center in Hagerstown, MD, we operate 4 manufacturing locations across the U.S. — Blue Ridge Summit, PA (also called Charmian); Annapolis, MO; Pembine, WI (also called Kremlin); and Ione, CA. In each of the communities in which we are located, SGI has become a premier place to work. Our employees enjoy our strong emphasis on safety, our positive work environment, competitive wages and benefits, and our long term stability.

    Job Description: Company Introduction:Over 90 years of quality products and superior service.Job Summary:Start Date: January 2027Specialty Granules (SGI) is a leading force in the roofing, aggregate, and agricultural materials industry. Part of what makes this company thrive is the state of the art research and development department. Actively working on new products, innovative ideas, service work, and regular testing, the R&D group is always striving to learn more about our materials and products. SGI is seeking a candidate for an R&D co-op position for the spring of 2027 to work in the Roofing and Analytical Laboratories. These labs use instrumentation to assist others in collecting high quality data for problem solving, new product development, and standardized testing.This internship opportunity is a chance for you to learn about your chosen field in a real work environment with experienced SGI professionals. During your assignment, you will have a mentor - someone who will act as a coach to help you better understand both SGI and your work responsibilities. You will receive competitive pay, and may be eligible for a temporary living allowance. Job Description: Assistance in creating and or optimizing new inorganic coating technology. Prepare samples for analytical testing with a variety of sample preparation devicesUse techniques including microscopy, titrations, color readings, total solar reflectivity, and others. Conduct problem-solving and troubleshooting investigations to assure root causes are identified and countermeasures and prevention are fully implementedExporting, analyzing and organizing data Requirements: Must be pursuing a Bachelor's Degree in Chemistry (preferred), Chemical Engineering (preferred), Engineering, or Materials ScienceAll candidates must have a minimum 2.8 GPA, and at least sophomore standingComfortable performing basic mathematical operations that are essential for chemistry applications (e.g. stoichiometry, determining the amount of moles of substance in a sample, solution making, etc.) Must be eligible to work in the U.S. without need for employer-sponsored visa (work permit) Problem solving, project management, collaboration and communication skillsMust have ability to generate accurate and concise technical reports Proficient with office productivity tools: Microsoft Office Suite and Google (G-Suite)Familiarity with analytical methods of chemical quantification in either a lab or class setting is a plus.Physical Requirements: Computer, ability to make oral presentations, lifting objects up to 30 lbs., standing or sitting for extended periods, extended or irregular hours, bending, kneeling, stooping, walking on uneven terrain. Must be able to wear all required personal protective equipment. Base salary and/or rate of pay ranges listed are exclusive of fringe benefits and potential bonuses. Individual compensation offers will be determined based on a variety of factors, including but not limited to geographic location, relevant candidate experience and skill, education, and/or qualifications.Base Hourly Rate: $24.00At Specialty Granules LLC , we believe our employees are our greatest resource. We offer competitive salary, benefits, and vacation package for all full-time permanent positions. Must be eligible to work in the U.S. without need for employer-sponsored visa (work permit). If you are currently an SGI employee, please do not apply here. Please apply through the "Jobs Hub" section, which can be accessed under your Apps in Workday.SGI is proud to be an equal opportunity workplace. We are committed to equal employment opportunity on the basis of each candidate's qualifications, experience, and merit, without regard to race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, veteran status, or any other characteristic protected by law. SGI complies with federal, state, and local disability laws and makes reasonable accommodations for applicants and employees with disabilities. If a reasonable accommodation is needed to participate in the job application or interview process, to perform essential job functions, and/or to receive other benefits and privileges of employment, please contact HR Services at 833-HR-XPERT.

    About Specialty Granules LLC

    Specialty Granules LLC produces aggregates and mineral products for the roofing, construction, and agricultural sectors. The company operates six plants and quarries across the United States. Founded in 1923, it maintains its headquarters in Hagerstown, Maryland. The business employs between 501 and 1,000 people.

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