Tank Line Chemist – QC, Sampling & Lab Tech (Onsite)

Moseley Technical Services, Inc.; Auburn (WA); On-site; USD 85,962,240 - 137,760,000; Full time

Job summary

Moseley Technical Services, Inc. is seeking a Tank Line Chemistry Technician for an onsite role in Auburn, WA or Portland, OR.

You will perform chemical testing, sampling, and maintenance of tank lines, storage tanks, and lab instrumentation to ensure fluids meet specs and tank systems operate safely. Responsibilities include collecting samples, performing lab tests (specific gravity, viscosity, pH, titrations, FTIR), operating and calibrating instruments, maintaining records in LIMS/ERP, and

Qualifications

• Associate degree in Chemistry or a related discipline and 1-3+ years of experience in laboratory, manufacturing, or industrial chemical operations.
• Typically 1–3 years of experience in chemical handling, coatings/fluids operations, or lab support.
• Experience performing routine laboratory testing and safe chemical handling procedures.
• Proficiency using QC equipment including viscometer, pH meter, density meter, refractometer, glossmeter where applicable.
• Experience following SOPs and lab instructions and formulation recipes.
• Basic Excel/LIMS/ERP experience.
• Knowledge of preventive maintenance practices.

Responsibilities

• Collect representative samples from tank lines and storage tanks according to plans.
• Perform routine lab and field testing (specific gravity, viscosity, pH, titrations, FTIR).
• Operate, calibrate, troubleshoot, and maintain lab instruments and tank line equipment.
• Monitor tank levels and inventories; maintain records in LIMS/ERP.
• Prepare and mix laboratory batches and chemical dilutions per specs.
• Conduct visual inspections for contamination or color variations.
• Maintain chain-of-custody docs and QC data; enter results into LIMS/PLM.
• Support disposal of off-spec materials following procedures.
• Perform preventive maintenance on tank line equipment and report needs.
• Follow EHS, hazardous materials handling, PPE, spill response, SDS procedures.
• Support root cause investigations with data and field observations.

Skills

Laboratory testing

Sampling

Laboratory instruments

Chemical handling

Data management (LIMS/ERP)

Quality control

Education

Associate degree in Chemistry or related discipline

Tools

Viscometer

pH meter

Density meter

Refractometer

FTIR/IR spectrometers

Pipettes

Analytical balances

Job description

Moseley Technical Services, Inc. is seeking a Tank Line Chemistry Technician for an onsite role in Auburn, WA or Portland, OR.

You will perform chemical testing, sampling, and maintenance of tank lines, storage tanks, and lab instrumentation to ensure fluids meet specs and tank systems operate safely. Responsibilities include collecting samples, performing lab tests (specific gravity, viscosity, pH, titrations, FTIR), operating and calibrating instruments, maintaining records in LIMS/ERP, and