Pilot Plant Operator – Critical Minerals & Water Treatment

Yoh Life Sciences
is hiring for a
Pilot Plant Operator – Critical Minerals & Water Treatment
in
Houston, TX
.This role will be a hands-on role responsible for running, maintaining, and modifying pilot-scale water treatment/processing equipment. The
Pilot Plant Operator professional
with3+ years of water/wastewater treatment experience
. Strong background in
conducting water sampling, in-line and lab based testing(pH, conductivity, turbidity, TDS, chemical residuals, etc.)

Title: Pilot Plant Operator
- Critical Minerals

Duration: Contract-to-Hire

Pay: $30-$35/hr DOE

Location: Houston, TX

Shift: M-F 8-5pm

Hands-on operator responsible for running, maintaining, and modifying pilot-scale water treatment/processing equipment

• Operate and monitor pilot equipment (pumps, membranes, filtration skids, media filtration, chemical dosing systems, etc.) during test runs
• Perform equipment setup, troubleshooting, and mechanical/process modifications to support evolving test protocols
• Conduct water sampling, in-line and lab-based testing (pH, conductivity, turbidity, TDS, chemical residuals, etc.)
• Handle and dose process chemicals safely, following SOPs and safety data sheets
• Record and log operational data, test results, and equipment performance metrics accurately
• Perform routine preventive maintenance and basic repairs on pilot systems
• Support fabrication/assembly of equipment changes (piping, fittings, instrumentation adjustments)
• Maintain a clean, organized, and safety-compliant warehouse/lab work area
• Communicate results, issues, and equipment status to engineering and project leads

• Hands-on mechanical aptitude — comfortable working with pumps, valves, piping, and instrumentation
• Experience handling chemicals safely (mixing, dosing, storage, PPE use)
• Ability to read basic process diagrams/P&IDs and follow technical procedures
• Comfortable with physical warehouse work (lifting, standing, working around equipment)

• Prior experience with water/wastewater treatment or processing equipment (membranes, RO, filtration, desalination, etc.)
• Background in chemistry, chemical handling, or a related lab/industrial environment
• Experience with pilot-scale or small-batch industrial equipment
• Basic troubleshooting/repair skills (mechanical, electrical, or instrumentation)
• Associate's degree or technical certification in process technology, chemistry, environmental science, or a related trade (not required — relevant experience can substitute

• Warehouse/pilot facility setting — active, on-your-feet, hands-on role
• Exposure to process chemicals and testing equipment (proper PPE and training provided)

Estimated Min Rate
: $23.10

Estimated Max Rate
: $33.00

• Medical, Prescription, Dental & Vision Benefits (for employees working 20+ hours per week)
• Health Savings Account (HSA) (for employees working 20+ hours per week)
• Life & Disability Insurance (for employees working 20+ hours per week)
• Met Life Voluntary Benefits
• Employee Assistance Program (EAP)
• 401K Retirement Savings Plan
• Direct Deposit & weekly epayroll
• Referral Bonus Programs
• Certification and training opportunities

Note:

Any pay ranges displayed are estimations. Actual pay is determined by an applicant's experience, technical expertise, and other qualifications as listed in the job description.

Yoh, a Day & Zimmermann company, is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

For California applicants, qualified applicants with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. All of the material job duties described in this posting are job duties for which a criminal history may have a direct, adverse, and negative relationship potentially resulting in the withdrawal of a conditional offer of employment.

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

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