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Operator III

Inframark • On-call duty • High School Diploma • 2 days ago
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Salary
≈ $45k – $80k per year (Estimated)
Location
In office (Brookshire)
Seniority
Middle · 4+ years exp
Visa
H-1B filings in 12 months: 1 · green card filings: 1

Confirmed on the employer's own hiring board on Oct 4, 2026. First seen by Alion on Aug 13, 2026. Inframark scores B on the Alion truth index.

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Inframark

Inframark is a US water and wastewater infrastructure services company headquartered in Katy, Texas, that operates and maintains treatment plants and utility systems for municipalities, industry and utility districts and provides engineering and community management for districts and HOAs. It is now part of Azuria Water Solutions and works with communities across the country, with large operations in Texas, Georgia, Florida, Alabama and Arkansas and new contracts such as the Hull, Massachusetts wastewater system. Its job board is dominated by licensed water and wastewater operators and operators in training, maintenance technicians, mechanics, equipment operators and project engineers.
inframark.com • HQ: Katy, United States • 1001-5000 employees
Tech stack of Inframark

Operator III – Water/Wastewater Treatment 

Job Function / Purpose 

The Operator III is responsible for the operation and maintenance of equipment at medium to large-sized water and/or wastewater treatment facilities.

B Waste water license required.

Responsibilities 

Operate equipment and machinery such as valves, pumps, motors, belt presses, disinfection systems, and vehicles. 

Conduct routine testing, monitoring, troubleshooting, and maintenance of production wells and treatment processes. 

Document plant performance including daily flow and chemical usage, and maintain treatment facility equipment. 

Respond to after-hours emergencies to repair pumps, motors, instrumentation, and other equipment. 

Ensure plant security and cleanliness, including grounds maintenance as needed. 

Train staff on operational procedures, equipment repair, and safety practices. 

Provide customer service support and communicate with clients on technical aspects of operations. 

May coordinate maintenance activities at the facility. 

Other duties as assigned. 

Willingness to work varied shifts including weekends, holidays, evenings, and on-call 24/7 as needed. 

Education / Experience 

High School Diploma or GED required. Minimum of 4 years of experience in water/wastewater operations. 

Licenses / Certifications 

Valid Driver’s License (CDL preferred). Wastewater Operator License required. Other certifications may vary depending on site-specific needs. 

Technical Skills 

Advanced knowledge of water/wastewater operations. Ability to interpret operational manuals and instructions. Intermediate proficiency with Microsoft Office and internet-based tools. 

Communication 

Clear and professional communication. Ability to collaborate across teams, maintain composure under pressure, and provide thorough information to colleagues and clients. 

Problem Solving & Quality 

Detail-oriented with a proactive approach to identifying and resolving complex issues. Escalates concerns appropriately and shares ideas to enhance quality and productivity. 

Managing for Results 

Capable of working independently and completing projects with minimal supervision. Manages multiple priorities efficiently and adheres to company policies and SOPs. 

Leadership & Initiative 

Displays a positive, accountable, and leadership-driven mindset. Acts according to the company’s mission and values. Trains and mentors others. Able to lead in the supervisor’s absence. 

Physical Demands 

Must be able to frequently lift 50–60 pounds; move heavy equipment/tools; access confined spaces; walk and climb stairs and ladders regularly. 

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