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Wastewater/Maintenance Technician (2nd Shift)

Sumitomo Biorational Company
Osage, IA Full Time
POSTED ON 5/28/2026
AVAILABLE BEFORE 6/25/2026
  • SUMITOMO BIORATIONAL FORMALLY KNOWN AS VALENT BIOSCIENCES*

Wastewater/Maintenance Technician- 2nd Shift

About Us

Sumitomo Biorational is a worldwide leader in the research, development, manufacturing, and commercialization of biorational products for the agriculture, public health, and forestry markets. We have more than 60 years of experience bringing biorational products to market, and o ur products are used in sustainable operations in 95 countries around the world. Biorational products maximize plant quality, productivity, and sustainability.

As a wholly owned subsidiary of Sumitomo Chemical, Sumitomo Biorational Company operates with the Sumitomo Spirit mindset, which means to benefit both self and others, recognizing that private and public interests are one and the same. It’s about contributing to society, as well as making a profit.

The Sumitomo Biorational manufacturing site located on an expansive 73-acre site in Osage, IA is a state of the art 130,000 square foot plant and is the largest purpose-built biorational facility in the world. It serves as the manufacturing and quality control center for Sumitomo Biorational's broad portfolio of fermentation products.

Description Of Job

As a Maintenance/Wastewater Technician at Sumitomo Biorational, you will perform duties related to the operation, maintenance, and control of the Wastewater Pretreatment Plant (WWPTP). You will monitor equipment, gauges and charts; records data related to water quality to ensure water is properly treated before releasing it to the municipal wastewater facility. You will keep management apprised of unique situations and problems encountered and identify and report safety, environmental and other work requirements for resolution. You will also perform as off shift lead maintenance technician and central utility building equipment technician.

2nd Shift Position Available

  • 2 nd Shift hours: Monday – Friday 3:00 PM – 11:30 PM

Essential Functions

  • Operates and controls electric motors, pumps, and valves to regulate flow of process waste into WWPTP
  • Responds to all maintenance calls from the main facility, Typical equipment includes pumps, seals, electric motors, and other process equipment.
  • Monitors and responds to issues in the Central Utilities Building (CUB), including but not limited to boilers, chillers, air compressors and purified water systems.
  • Performs preventive maintenance on all WW equipment, some main facility equipment.
  • Handles and controls water and industrial wastewater treatment using hazardous chemicals.
  • Operates, maintains and repairs process units such as clarifiers, aeration basins pumps, valves and dewatering equipment that has a direct effect on the treatment process.
  • Responds to and cleans up hazardous spills as required.
  • At all times wears appropriate Personal Protective Equipment (PPE) as determined by position and duties.
  • Complies with health and safety rules and procedures; performs work in a manner that enhances the safety of the work environment.
  • Works at varying elevations.
  • Operates a forklift.
  • Keeps a neat and clean work environment.
  • Completes required training.
  • Required to walk, climb stairs, lift up to 50 lbs., open and close valves, stand and sit.
  • Must be available to work other shifts as directed, to include weekends/holidays and on-call duties.
  • Must be able to work in extreme temperatures.
  • Performs other related duties as assigned.

Preferred Qualifications

  • High School diploma or equivalency.
  • One (1) years’ experience as a water or wastewater operator.
  • Three (3) years’ maintenance mechanical experience
  • Experience performing operations, chemical testing, maintenance and repairs to waster distribution, collection, treatment, and utility plumbing systems, use technical manuals, bulletins or manufacture’s specifications while performing maintenance.
  • Ability to obtain Grade 4 water and wastewater license.
  • Knowledge of math and chemistry.
  • Basic computer skills and familiarity with Microsoft Office applications.
  • Proficiency and knowledge of a variety of hand and power tools.

What We Offer

We recognize that compensation and benefits play a crucial role in your career decisions. That’s why we’re dedicated to equitable pay practices and transparency in how we reward our employees.

Base Salary: The estimated base hourly rate for this position ranges from: $24.86 to $29.81 per hour an additional $2.00/hour shift premium for 2nd shift or an additional $5.00/hour shift premium for 5th shift. Individual pay is based upon location, skills, experience, and other relevant factors.

Incentives: All full-time employees are eligible for an incentive program or profit-sharing program in addition to their base salary.

Benefits

  • High-quality healthcare coverage starting on day one, with options for medical (HSA/HRA), vision, and dental plans
  • 5% company contribution to your 401(k), plus a quarterly discretionary bonus
  • Immediate 100% vesting of all retirement contributions
  • Financial assistance programs to support your goals
  • Life and disability insurance for added security
  • Generous paid time off, including vacation, holidays, and volunteer days

Our Commitment to a Sustainable Future

At Sumitomo Biorational, we’re proud to power a sustainable future through our work. Sustainability and corporate social responsibility (CSR) have been at the core of our culture since the beginning. Today, they continue to drive everything we do.

Join us in making a meaningful impact and contributing to a better world.

  • Sumitomo Biorational is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation and/or identity, national origin, citizenship, immigration status, disabilities, or protected veteran status.

To Apply Visit

Careers | Sumitomo Biorational

Salary : $25 - $30

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