Biodiesel Operator, Nights

Specialty Operations business unit is accepting online applications for the position of Biodiesel Operator, Nights at Mason City, IA through September 28th, 2026 (CT).

Responsibilities for this position may include, but are not limited to:

• Support our tenets of operation policy to eliminate any recordable incidents or injuries.
• Utilizing the proper Personal Protective Equipment (PPE) to accomplish the job tasks.
• Being aware and making management aware of potentially hazardous conditions, and managing hazardous waste.
• Locating and correcting noticeable odors, leaks, or visible emissions.
• Prepare equipment for mechanical repairs, clear, lockout/tagout, and assist with repairs as needed.
• Learn and assist with general facility maintenance and housekeeping, including equipment inspection and monitoring throughout the facility.
• Maintain a clean work environment in all areas of the process.
• Follow standard safety, operational, and quality procedures.
• Assist in load-out and receiving functions, which include preparing trucks and rail cars for shipment and loading products (oils and fats, process ingredients, and process chemicals).
• Learn to manufacture and load specialty oil products and properly document work completed.
• Monitor operating equipment (pumps, valves, pressure/temperature readings, fans, and chemical treatment systems) designed to control the variables of the process.
• Assist with weekly and monthly inspections of the rotating equipment and safety equipment such as fire monitors, fire extinguishers, and hoses.
• Operate forklift, pallet jack, skid loader, and telehandler.
• Learn chemical and biodiesel processing as well as BQ-9000 quality requirements
• Learn how to read drawings and piping & instrumentation diagrams (P&ID).
• Learn to operate the biodiesel master control system. This includes operations of the main master control, process production system, and recording data with PI entries in a timely manner.
• Perform minor mechanical repairs.
• Learn to perform various quality control functions for oil, biodiesel, glycerin, recovered fatty acid, and water.
• Perform visual inspection of all types of inventory and measure physical inventory periodically, which may involve working at heights.
• Operation of lab equipment to ensure sample quality.

Required Qualifications:

• High school diploma or equivalent.
• Previous chemical processing or related experience preferred.
• General knowledge of computers and good communication skills.
• Willingness to work in extreme outdoor elements.
• Knowledge of arithmetic and its application

Preferred Qualifications:

• 6-12 months of general work experience preferred.
• Be available for work and overtime as required

Relocation Options:

Relocation will not be considered.

International Considerations:

Expatriate assignments won't be considered.

IMPORTANT NOTE

As part of the application process, you will be required to take an assessment that measures aptitude and work styles. We recommend you allow approximately 45 minutes to complete the assessment in one sitting. If you need to exit, your progress will be saved.

You will be immediately directed to the testing portal upon submittal of your application, at which point you will have 72 hours (about 3 days) to complete the online assessment.

Once complete, your assessment score will be valid for 180 days. Should you reapply for another Job Requisition within this timeframe that includes the Operations Assessment, you will be required to complete the application process and then click on the assessment link. This will resubmit your previous results.

Physical Considerations

Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. This job requires alertness at all times to assure safety and accuracy in all functions. There is stress related to meeting production deadlines.

• Standing Continuous (67% to 100%)
• Sitting Occasional (1% to 33%)
• Walking Continuous (67% to 100%)
• Bending/Stooping Occasional (1% to 33%)
• Reaching above the shoulders, Frequent (34% to 66%)
• Kneeling Occasional (1% to 33%)
• Pushing/Pulling Frequent (34% to 66%)
• Climbing Occasional (1% to 33%)

Weight carried, lifted, or moved - 1-100 lbs. unassisted (frequent) - 100-250 lbs. assisted. Maneuver of up to 600 lbs. with a handcart.

This job also requires the following: working at heights, being around moving machinery and vehicles, driving automotive equipment, and wearing personal protective equipment (respiratory protective equipment, mask, face shield, hard hat, gloves, flame resistant clothing, ability to lift at least 75lbs. Goggles, safety glasses, earplugs, etc.) and ability to tolerate extended period of physical effort.

Exposures may include: methanol, sodium or potassium methylate, vegetable oil and animal fats, neutralizing acids, caustic soda, methyl esters, fatty acid, glycerin, surfactants, dyes, scents, dust, water, dirt, weather, temperature extremes, and medium to high noise levels.

This position requires some flexibility in working hours to ensure effective plant operation. The employee will have the ability to move freely throughout the facilities to direct and conduct a variety of activities. The employee may be subject to marked changes in temperature, humidity, oil, dust, and high noise levels. This position may involve exposure to chemicals and hazardous materials.

Chevron regrets that it is unable to sponsor employment Visas or consider individuals on time-limited Visa status for this position.


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Chevron is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, genetic information, age, disability, Veteran status, or other characteristics protected by applicable law.


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