7 sampling operator jobs at 7 companies in Bay City, TX
2w
Save
Mark Applied
Hide
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
2mo
Save
Mark Applied
Hide
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.
3mo
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
Water-wastewater in Training (Pflugerville, TX, US, 78660)
Pflugerville or Mitchell County or Matagorda County
FieldFull Time
Performs routine operation, monitoring, sampling, and maintenance of water/wastewater treatment systems. Requires high school diploma, valid driver's license, some mechanical experience; must obtain required operator certifications within specified period.
Microsoft Word, Microsoft Excel, tablet, mobile device, back-hoe, track-hoe
1mo
Save
Mark Applied
Hide
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
1w
Save
Mark Applied
Hide
Lab Tech - SPVC QA/QC Lab
Point Comfort, Texas, United States
OnsiteFull Time
3+ YOEHigh school diploma or equivalent plus eight hours of college chemistry, or three years of industrial laboratory experience. Requires laboratory instrument operation, wet chemistry, sample preparation, testing, data entry, and LIMS use.
LIMS, ISO, IATF, 6S
2mo
Save
Mark Applied
Hide
Gas Recovery Technician - South (Angleton, TX, US)
Angleton or Freeport
$28-$34/hr OnsiteFull Time
Operate, maintain, and repair landfill gas collection and processing systems; perform inspections, sample collection, minor electrical/mechanical repairs; HS diploma, valid driver’s license, MS Office proficiency, ability to work overtime and in outdoor/industrial conditions.
Microsoft Office