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Microbiology Laboratory Technician

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Job ID 313162 Date posted 08/25/2025 Location : Mason City, Iowa Category  FOOD SAFETY QUALITY & REGULATORY Job Status  Hourly Full Time

Cargill’s size and scale allows us to make a positive impact in the world. Our purpose is to nourish the world in a safe, responsible and sustainable way.
Cargill is a family company providing food, ingredients, agricultural solutions and industrial products that are vital for living. We connect farmers with markets so they can prosper. We connect customers with ingredients so they can make meals people love. And we connect families with daily essentials — from eggs to edible oils, salt to skincare, feed to alternative fuel. Our 160,000 colleagues, operating in 70 countries, make essential products that touch billions of lives each day. Join us and reach your higher purpose at Cargill. 
This position is in Cargill’s protein and salt business, where we provide wholesome, high-quality food products to a wide range of customers, from foodservice operators and grocery stores to manufacturers and exporters.

Job Purpose and Impact

The Microbiology Laboratory Technician will assist with tests performed in the laboratory and in production. In this role, you will ensure all testing is performed in accordance with standards, laboratory procedures and established company guidelines.

Key Accountabilities

  • Sample set up including preparation of culture media, decontamination of wastes and performing monthly environmental tests in the laboratory and in production.
  • Performs microbiological testing as per scope and miscellaneous tests as assigned by Laboratory Supervisor.
  • Identify nonconformities, potential nonconformities and laboratory process improvements on a continuous basis and report results to customers.
  • Maintain the laboratory environment and supplies including inventory of reagents, monitoring and maintenance of equipment, rotation of media stocks and disposal of retain samples.
  • Handle complex clerical, administrative, technical or customer support issues under minimal supervision, while escalating only the most complex issues to appropriate staff.
  • Other duties as assigned

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Qualifications

Minimum Qualifications

  • High school diploma, secondary education level or equivalent
  • Knowledge of lab procedures and techniques.
  • Knowledge of microbiology, preparation of culture media, laboratory equipment and basic laboratory techniques.

Preferred Qualifications

  • Bachelor's degree in microbiology, lab or food science.
  • Knowledge of ISO 17025 or Quality Management Systems.
  • Ability to follow directions and work with minimal supervision.
  • Analytical, well organized and detail oriented.
  • Ability to communicate effectively both verbally and in writing.
  • Strong level of competence with Microsoft Word, Excel and additional types of software.
  • Related work experience working in a microbiology laboratory within the food industry.

Position Details

Location: Mason City, IA

Schedule: Monday to Friday (7:30am-3:00pm) | Weekends and Holidays on a rotating basis

Posting type: Internal & External

Relocation assistance is not provided for this role

The business will not sponsor applicants for work visas for this position

At Cargill we put people first.  As part of your overall rewards, we offer a comprehensive benefit program including medical and/or other benefits dependent on the position offered and hours worked. Visit: https://www.cargill.com/page/my-health/mh-health-and-wellnessto learn more (subject to certain collective bargaining agreements for Union positions).

Equal Opportunity Employer, including Disability/Vet

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