Tracy Guerra
Manvel,TX
Summary
Lead Lab Process Operator/Monitor with expertise in lubricants testing and analytical instrumentation within refinery and R&D environments. Experienced in executing ASTM and ISO test methods and supporting formulation validation to enhance lubricant performance across automotive, aviation, and industrial applications. Skilled in GC/HPLC analysis, DCS operations, and data interpretation, ensuring product quality and compliance while actively contributing to safety and continuous improvement initiatives.
Overview
7
7
years of professional experience
Work History
Lead Lab Process Operator/Monitor – Lubricants
Shell Technology Center Houston (KBR/Brown & Root)
Houston, TX
10.2022 - Current
- Perform lubricants testing and performance analysis supporting product development for automotive, aviation, and industrial applications.
- Execute ASTM and ISO test methods (D130, D4898, D665, D892, D1401, D6082, D2070, ISO 13357, ISO 12152) to validate product quality and performance.
- Operate and troubleshoot analytical instruments including GC, HPLC, TOC, titration systems, and microscopy tools.
- Conducted sample preparation, data analysis, and reporting using LIMS, SharePoint, and internal systems to ensure accurate test results.
- Supported startup/shutdown operations and DCS monitoring for laboratory test systems and pilot processes, enhancing operational readiness.
- Build and modify test vessels and rigs to support experimental and validation testing environments.
- Evaluate lubricant and material performance under extreme conditions (temperature, pressure, chemical exposure).
- Collaborate with engineers and technical teams to interpret results and support product performance insights.
- Identified and supported corrective actions and continuous improvement initiatives based on test outcomes, driving quality enhancements.
- Active member of the Shell Safety Team and Brown & Root Safety Council, promoting strong safety culture and compliance.
Plant Process Operator
BASF
Freeport, Texas
03.2022 - 10.2022
- Controlled chemical processes (flow, pressure, temperature, reactions) to maintain product specifications.
- Performed GC/HPLC laboratory analysis and communicated results for process adjustments.
- Conducted hazardous chemical sampling and quality testing.
- Performed LOTO, permit issuance, and safety compliance activities.
- Supported production optimization and troubleshooting efforts.
Plant Process Operator
Dow Chemical Company
Oyster Creek, TX
06.2020 - 12.2021
- Monitored and controlled process systems via DCS and field instrumentation to ensure operational stability.
- Performed routine sampling, lab testing, and data reporting.
- Identified equipment issues and initiated maintenance work orders to minimize downtime.
- Managed RCRA waste handling and chemical transfers, ensuring compliance with environmental regulations.
- Conducted safety inspections and compliance checks.
Oilfield Production Operator
Occidental Petroleum (Oxy)
Permian Basin, TX
12.2018 - 01.2020
- Operated and maintained oil and gas production systems, ensuring optimal performance of pumps, compressors, and tank facilities.
- Conducted well testing and monitored production to ensure compliance with industry standards.
- Coordinated logistics for crude oil transport and sales, facilitating timely delivery and maximizing revenue.
Education
Associate of Applied Science - Analytical Instrumentation Technology
Lee College
Baytown, TX08-2026
Associate of Applied Science - Chemical Process Technology
San Jacinto College
Pasadena, TX12-2016
Skills
LIMS SAP CISPro SharePoint Microsoft Office DCS Troubleshooting Quality Control Root Cause Analysis Process Optimization Instrument Calibration Team Leadership Communication
- Regulatory compliance
Technical Expertise
Lubricants & Product Testing
- Motor oils, hydraulic fluids, aviation oils, transmission fluids, industrial lubricants
- Base oil and additive performance evaluation
- Product validation and performance testing
ASTM / ISO METHODS
- ASTM D130, D4898, D665, D892, D1401, D6082, D2070
- ISO 13357, ISO 12152
Analytical Instrumentation
- Gas Chromatography (GC)
- High Performance Liquid Chromatography (HPLC)
- Total Organic Carbon (TOC)
- pH, titration systems
- Hirox microscopy, macro analysis
- Digital calipers and precision measurement tools
Lab & Process Operations
- Sample preparation, testing, and data analysis
- LIMS, SAP, SharePoint data reporting
- DCS monitoring, startup/shutdown support
- Root cause investigation and troubleshooting
Safety & Compliance
- LOTO, JSA, Safe Work Permits
- H2S detection systems
- PPE, SDS, hazard identification
- Active Safety Team & Safety Council Member
Timeline
Lead Lab Process Operator/Monitor – Lubricants
Shell Technology Center Houston (KBR/Brown & Root)
10.2022 - Current
Plant Process Operator
BASF
03.2022 - 10.2022
Plant Process Operator
Dow Chemical Company
06.2020 - 12.2021
Oilfield Production Operator
Occidental Petroleum (Oxy)
12.2018 - 01.2020
Associate of Applied Science - Analytical Instrumentation Technology
Lee College
Associate of Applied Science - Chemical Process Technology
San Jacinto College