CC Chemist - GC/Analytical
Listed on 2026-01-01
-
Science
Research Scientist
CITGO Petroleum Corporation is a recognized leader in the refining industry and operates under the well‑known CITGO brand. CITGO owns and operates three refineries located in Lake Charles, LA.;
Lemont, IL.; and Corpus Christi, TX, and wholly and/or jointly owns 38 active terminals, six pipelines and three lubricants blending and packaging plants. With approximately 3,300 employees and a combined crude capacity of approximately 807,000 barrels‑per‑day (bpd), positions CITGO as one of the best‑branded supplier companies in the industry.
At CITGO our people are our most important resource. Our core values are Safety, Integrity, Respect, Accountability, and Care.
Job SummaryThe GC/Analytical Chemist is a technical level position responsible for the development of analytical procedures, implementation of quality control programs, overseeing the routine production of analytical data, planning and implementing equipment updates, participating in routine planning and execution of production test runs, and providing analytical support to refinery engineers regarding planning and compliance in accordance with applicable permits and water and fuels regulations.
This includes but is not limited to calibration, troubleshooting, cleaning, QA/QC compliance, and maintenance of laboratory instruments. Specifically, the GC/Analytical Chemist focus is in support of the Gas Chromatography (GC) and Analytical and instrumental component analysis areas of the Refinery Laboratory. This position also serves as a consultant and SME for training and oversight of technician staff and technical support teams such as turnaround, laboratory site audit teams, and capital project teams.
Additionally, this position has responsibility to ensure that all safety rules are followed in the lab and that work areas and conditions are adequate and safe.
- Bachelor's Degree in Chemistry or related field with a minimum of 8 years of job related experience.
- Experience using and maintaining complex analytical testing equipment.
- Excellent verbal and written communication skills.
- Well developed skills using common software including Excel and Word.
Experience in the following is preferred
:
- Refinery process testing laboratory
- GC, GC/MS, and IC calibration and repair
- Petrochemical testing
- Maintain GC and analytical testing instrumentation and analysis. Review and ensure accuracy and validity of GC chromatograms and Analytical instrumental component analyses. Make adjustments to operating parameters and perform calibrations for GCs and Analytical instruments to ensure proper operation and instrument accuracy. Work with QA/QC Chemist and staff to ensure compliance with applicable QA/QC programs for GC and analytical instrumentation and drive continual improvement in instrument data reliability, accuracy and bias reduction to allow refinery to minimize product specification giveaway.
Work with various respective GC and analytical equipment software packages (ex. Open Lab Chemstation, Chromeleon, Envantage Sim Dist Software, Dragon Software). - Establish routine maintenance schedules for GC and Analytical analysis areas and instrumentation. Perform troubleshooting on GC and Analytical instrumentation and repair and replace components and parts as necessary to ensure consistent and reliable performance. Perform root cause analysis and implement corrective actions for release of erroneous data from GC and/or Analytical instrumentation. Develop and conduct GC and Analytical instrument care, maintenance, and operation training modules for internal and external staff.
Oversee LPG Sample collection systems including sample cylinder system maintenance repair and replacement. - Set the example for Laboratory Safety Awareness. Participate and support all Laboratory Employee Safety Programs including, but not limited to, safety meetings, safety audits, and housekeeping programs. Monitors the laboratory for violations of safety guidelines and maintains an excellent laboratory safety and housekeeping culture. Conduct periodic departmental safety meetings as requested.
- Support and maintain laboratory statistical quality control and…
(If this job is in fact in your jurisdiction, then you may be using a Proxy or VPN to access this site, and to progress further, you should change your connectivity to another mobile device or PC).