Inventory Control Specialist
Certified Group · Green Bay, WI · United States · On-site
Posted Sep 22, 2026
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Certified Group is committed to partnering with customers to deliver innovative scientific solutions and expertise – So The World Can Trust In What It Consumes™. Our network of 30+ North American and European laboratories serves the food & beverage, dietary supplements, cosmetics, OTC, tobacco/nicotine, cannabis, and hemp industries.
Our Brands
Certified Group is comprised of a set of specialized brands that collectively deliver laboratory testing, regulatory consulting, and certification & audit services across highly regulated industries:
Certified Laboratories – Provides comprehensive analytical and microbiological testing, primarily supporting food, beverage, cosmetics, OTC, and dietary supplement industries.
Food Safety Net Services (FSNS) – A leading network of ISO-accredited laboratories across North America, focused on food safety testing, operational support, and technical services for the food industry.
Labstat – A global leader in contract research and testing for nicotine, tobacco, cannabis, hemp, and next-generation products, with deep expertise in analytical chemistry and toxicology.
EAS Consulting Group – A regulatory consulting firm offering expert guidance, training, and auditing support across FDA, USDA, and other regulated sectors, powered by a large network of independent advisors.
FSNS Certification & Audit – Provides accredited third-party auditing and certification services, including food safety, animal welfare, and GMP programs.
Job Summary:
Coordinate the activities involved in procuring and maintaining records of material, equipment, merchandise, or supplies.
Essential Responsibilities:
Assemble and maintain records of quantity, type, and value of material, equipment, merchandise, or supplies
stocked in inventory
Count material, equipment, merchandise and/or in-stock supplies and post totals to inventory records
Compare inventories to records to obtain current inventory
Verify clerical computations against physical count of stock and adjust errors in computation or count; investigate
and report reasons for discrepancies
Compile information on receipt or disbursement of material, equipment, merchandise or supplies and compute
inventory balance, price, and cost
Prepare reports, such as inventory balance, price lists and shortages
Inspect unacceptable goods or supplies to determine source of problem and recommend corrective action
Review all purchase documents to ensure they are reflective of the quoted price and quality of the requisition
with the vendor and handle discrepancies within limitations and scope of authority
Maintain effective communication with all internal customers
Perform all administrative and other accounting duties as assigned
Research and compare costs for new items and make suggestions of most suitable items to lab and/or corporate
management
Maintain the organization and cleanliness of all inventory areas.
Assisting with managing priorities…