Job Description

Laboratory Technician – Joliet, IL Area

About the Role

Brunel is seeking a Laboratory Technician to join a refinery laboratory team in the Joliet, IL area. This position plays a key role in ensuring the quality and compliance of finished products and intermediate streams through accurate testing and reporting. The role is structured for a 40-hour work week (Monday to Friday) , with potential overtime depending on operational needs.

Key Responsibilities

• Perform finished product and intermediate stream testing for fuels and chemical products, including MOGAS, #2 ULSD, Asphalt (PG 64-22), Propane HD-5 (LPG), Normal Butane, and PGP.
• Prepare solutions accurately according to directions and maintain detailed records of test results.
• Receive and log samples through the LIMS system , ensuring accuracy and completeness.
• Execute tests in line with ASTM, AASHTO, SM, and other quality standards .
• Conduct GC (Gas Chromatography) and ICP (Inductively Coupled Plasma) analysis , reporting results in a timely manner.
• Review test accuracy before and after reporting, identify out-of-spec results, notify appropriate personnel, and retest when required.
• Perform SQC (Statistical Quality Control) analysis as scheduled and record results in SampleManager.
• Ensure proper response to run rule or out-of-control violations.
• Monitor laboratory equipment, recognize when instruments require maintenance or removal from service, and document actions taken.
• Carry out specified calibrations and communicate results to Chemist/Specialist as appropriate.
• Support safe and reliable lab operations by adhering to established safety protocols and PPE requirements.
• Request and inspect quality supplies as needed to support continuous operations.

Candidate Profile

• Minimum 2–3 years of laboratory experience , ideally in a refinery, petrochemical, or related environment.
• Strong working knowledge of GC and ICP methods .
• Familiarity with ASTM/AASHTO test methods and refinery quality assurance processes.
• Experience with sample management systems (LIMS, SampleManager).
• Strong troubleshooting and problem-solving skills with laboratory instrumentation.
• Excellent attention to detail, data accuracy, and time management.
• Ability to thrive in a fast-paced environment and manage multiple testing priorities

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