Biodiesel Operator, Nights

Specialty Operations business unit is accepting online applications for the position of Biodiesel Operator, Nights at Mason City, IA through August 7th, 2026 (CT).

• Support operation policy to eliminate recordable incidents or injuries.
• Utilize proper personal protective equipment (PPE) to accomplish job tasks.
• Identify hazardous conditions, manage hazardous waste, and alert management to potential hazards.
• Locate and correct noticeable odors, leaks, or visible emissions.
• Prepare equipment for mechanical repairs, perform lockout/tagout, and assist with repairs as needed.
• Assist with general facility maintenance and housekeeping, including equipment inspection and monitoring.
• Maintain a clean work environment throughout the process.
• Follow standard safety, operational, and quality procedures.
• Assist in load‑out and receiving functions, preparing trucks and rail cars for shipment and loading products (oils, fats, process ingredients, and chemicals).
• Manufacture and load specialty oil products and properly document work completed.
• Monitor operating equipment (pumps, valves, pressure/temperature readings, fans, and chemical treatment systems) to control process variables.
• Assist with weekly and monthly inspections of 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 and BQ‑9000 quality requirements.
• Read drawings and piping & instrumentation diagrams (P&).
• Operate the biodiesel master control system, main master control, and process production system; record data with PI entries promptly.
• Perform minor mechanical repairs.
• Perform quality control functions for oil, biodiesel, glycerin, recovered fatty acid, and water.
• Conduct visual inspection and periodic physical inventory measurement, including work at heights.
• Operate lab equipment to ensure sample quality.

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

• 6–12 months of general work experience preferred.
• Availability to work and overtime as required.

Reasonable accommodations may be made for individuals with disabilities to perform the essential functions. This job requires alertness at all times, stress related to meeting production deadlines, standing continuous (67% to 100%), sitting occasional (1% to 33%), walking continuous, bending/stooping occasional, reaching above shoulders frequent, kneeling occasional, pushing/pulling frequent, climbing occasional, and ability to lift 1–100 lbs unassisted (frequent) or 100–250 lbs assisted.

Maneuvering up to 600 lbs with a handcart is required. The job demands work at heights, exposure to moving machinery and vehicles, driving automotive equipment, and wearing personal protective equipment such as respiratory protection, mask, face shield, hard hat, gloves, flame‑resistant clothing, goggles, safety glasses, earplugs, etc. It also involves tolerance to extended physical effort and exposure to chemicals and hazardous materials.

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

U.S. Regulatory notice:
Chevron is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religious creed, sex (including pregnancy), sexual orientation, gender identity, gender expression, national origin or ancestry, age, mental or physical disability, medical condition or reproductive health decision‑making, military or veteran status, political preference, marital status, citizenship, genetic information, or other characteristics protected by applicable law.

We are committed to providing reasonable accommodations for qualified individuals with disabilities. If you need assistance or an accommodation, please email us at  Chevron participates in E-Verify in certain locations as required by law.