29 sampling operator jobs at 23 companies in Santa Fe, TX
2w
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Operator II
Pasadena, Texas, United States
OnsiteFull Time
Operate and monitor pilot plant units, perform sampling, assist with maintenance and construction support, follow HSE/PSM practices, and maintain operational records.
DeltaV, Distributed Control Systems (DCS)
2w
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Experimental Operator
Sugar Land, Texas, United States
$45k-$73k/yr OnsiteFull Time
4+ YOEExecute laboratory crystallization experiments, operate reactor systems, perform time-sensitive sampling, maintain experimental records, and support analytical sample preparation. Bachelor's in computer science required.
Labware, IC, XRD
3d
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Operator I
Houston or Boston or North America
OnsiteFull Time
High school diploma/GED required. Must learn and independently operate processing equipment, perform sampling and testing, complete rounds, support maintenance, and work safely in teams.
2mo
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Production Operator
Freeport, Texas, United States
OnsiteFull Time
Operate and support production equipment following EHS and 5S practices; perform startups/shutdowns, sampling/analytics, LOTO, MOC, work-permit issuance, and assist with root-cause resolution and process improvements.
2w
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Reactor Operator
Pearland, Texas, United States
OnsiteFull Time
2+ YOEMinimum 2 years process operations experience in chemical or similar facilities; knowledge of reaction/blending procedures, LOTO, SDS, nitrogen blanketing, sampling, basic computer/Excel, ability to lift and work at heights, and follow safety/emergency procedures.
Microsoft Excel
2mo
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Production Operator
Seabrook, Texas, United States
OnsiteFull Time
Operate production equipment including extruders, perform resin blending, material loading, packaging, bulk loading, sampling and inspection; high school diploma/GED; ability to stand/walk most of shift, perform manual labor and use fork trucks and computerized equipment.
1mo
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PU Board Operator
Galveston, Texas, United States
OnsiteFull Time
4+ YOEOperate and control crude processing equipment, monitor process parameters, perform start-ups/shutdowns, troubleshoot DCS/DeltaV issues, collect samples, maintain logs, complete ERT duties, and follow HSSE and safe work practices.
DCS, DeltaV, Microsoft Word, Microsoft Excel
3d
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Table Operator
Houston, Texas, United States
OnsiteFull Time
Dairy Farmers of America: Produces and distributes milk, cheese, butter, and dairy ingredients.
Monitor curd pH and ingredients, add salt, complete production logs, perform CIP, submit samples, maintain sanitation and safety standards, and follow GMP, HACCP, and SQF procedures.
CIP, 5S, Good Manufacturing Practices (GMP), Hazard Analysis and Critical Control Point (HACCP), Safe Quality Foods (SQF)
3w
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Tank Farm Operator
La Porte, Texas, United States
$21-$28/hr OnsiteFull Time
Operate truck and railcar loading/unloading, sampling, tank transfers, follow PSM and safety programs, pass Basic Plus safety, HAZWOPER and respirator/PFT requirements, perform physical tasks and fall protection.
2mo
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CPT Operator with CDL
Beaumont or Houston
FieldFull Time
Must hold a Class A driver's license and clean driving record, perform CPT/drilling/sampling, supervise crews, complete safety paperwork, pass background and hair follicle drug tests, work in varied weather and travel frequently.
1mo
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Fuel Treatment Operator
Pasadena, Texas, United States
FieldFull Time
Must hold Class A CDL with Hazmat and Tanker endorsements, high school diploma, English proficiency, basic computer and math skills, ability to work in industrial/marine sites and lift heavy samples; subject to drug & alcohol testing and medical/fit testing requirements.
3mo
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Potable Water & Wastewater Treatment Operator
Houston, Texas, United States
OnsiteFull Time
1+ YOEOperate potable water and wastewater systems; ensure SDWA, CWA, and TCEQ compliance; maintain logs; perform sampling; 1–5+ years exp; Texas certification; driver’s license.
SCADA, Automation Controls
3mo
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RETAIN SPECIALIST
Pasadena or Lake Charles or Houston or Point Comfort
OnsiteFull Time
Responsible for sample retention operations, field support, and coordinating with multiple offices.
1mo
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Forklift / Hazmat / Warehouse / Labor
Houston, Texas, United States
OnsiteFull Time
Receive, screen, unload, treat and track containerized wastes; operate forklift and pallet-jack; use handheld barcode scanners; collect/analyze samples; attention to detail and basic computer skills.
handheld bar code scanner, forklift, pallet-jack
1w
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Lab Technician
Houston, Texas, United States
OnsiteFull Time
Lab experience or related background; ability to prepare petroleum blends, conduct ASTM tests, operate lab equipment, process data, manage samples and inventory, and follow HSSE and laboratory safety practices.
ASTM, HSSE
2mo
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Field Technician
Baytown, Texas, United States
OnsiteFull Time
1+ YOE1+ year industrial/waste experience preferred. Must handle physical tasks, operate forklifts and site equipment, perform waste sampling, documentation, spill response, and follow safety/PPE requirements.
Microsoft Office, two-way radio, forklift
3w
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PRN Laboratory Technician, Evening, (2:30a-11:00p) days of week varies
Houston, Texas, United States
OnsitePart Time
1+ YOEMinimum 1 year clinical experience or medical trade school graduate; high school/GED preferred; ability to perform daily lab operations, sample processing, clerical duties, and follow regulatory standards.
2mo
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Warehouse Associate
Houston, Texas, United States
OnsiteFull Time
1+ YOEOperate forklift, receive/unload/load products, maintain inventory, prepare samples, high school diploma or equivalent and minimum 1 year relevant experience; must pass background check and drug screen.
forklift
1mo
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Clinical Research Specialist - Urology
Houston, Texas, United States
OnsiteFull Time
1+ YOEBachelor's degree required, 1 year healthcare or research experience preferred, strong English communication, ability to collect and document study data, support clinical research operations, and manage samples and regulatory documentation.
1mo
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Seasonal Lab Technician 2026
Alvin, Texas, United States
OnsiteFull Time, Seasonal
Life sciences background preferred (Bachelor's), ability to perform sample prep, follow GMP, operate automated lab equipment, troubleshoot processes, and use Microsoft Excel/Word/PowerPoint; able to lift up to 50 lbs.
Microsoft Excel, Microsoft Word, PowerPoint