Process Engineer

Liquid Environmental Solutions; Houston (TX); On-site; USD 90,000 - 120,000; Full time

Job summary

Liquid Environmental Solutions is seeking a Process Engineer to drive plant performance across our nationwide Treatment & Recovery facilities. You will work with Plant Managers and Operators to identify root causes and implement corrective actions that improve throughput and compliance.

In this hands‑on leadership role, you will lead process design for wastewater units, collect data for improvements, support commissioning of new sites, and help ensure safety and regulatory adherence across sites

Qualifications

• Bachelor of Science in Chemical Engineering or related discipline.
• 3–5 years of hands‑on process engineering in industrial environments.
• Willingness to travel up to 50% nationwide to facilities.
• Authorized to work in the United States without visa sponsorship.
• Safety‑focused with strong interpersonal, analytical and leadership skills.

Responsibilities

• Lead process design, optimization, and troubleshooting for wastewater treatment units.
• Collect and analyze flows, temperatures, pressures, and efficiency data to identify improvements.
• Assist with commissioning and start‑up activities at new or upgraded sites.
• Support capital planning by evaluating processes and defining project scopes.
• Partner with operations teams to build operator capability and ensure regulatory compliance.

Skills

Analytical skills

Leadership

Interpersonal skills

Education

B.S. in Chemical Engineering

Wastewater Engineering

Engineering discipline

Job description

The Opportunity

Across the United States, Liquid Environmental Solutions (LES) handles millions of gallons of non-hazardous liquid waste, turning complex waste streams into reusable resources. As our Process Engineer, you will be the primary catalyst for transforming plant performance across our nationwide network of Treatment & Recovery facilities. You will work alongside Plant Managers and Operators to identify root cause of process and compliance issues and implementing effective corrective actions.

Job Details

Description

In this high-visibility role, your technical expertise directly dictates business outcomes: every process optimization you execute immediately reduces operational bottlenecks, boosts throughput, and drives revenue. By embedding operational consistency into our facilities, you will eliminate compliance risks before they occur - ensuring 100% permit adherence while maximizing facility profitability and plant efficiency.

Key Responsibilities

Process Improvements – Operations

• Lead and support process design, optimization, and troubleshooting for FOG, industrial separation systems, and related wastewater treatment units to strengthen operational consistency across sites.
• Collect and analyze operational data (flows, temperatures, pressures, separation efficiency, etc.) to identify and drive process improvement opportunities.
• Assist with commissioning and start-up activities at new or upgraded treatment sites.
• Support T&R's Capital Plan, providing process evaluation and expertise to support developing project scope for the T&R facilities.

Process Improvements – Compliance

• Monitor and assess treatment system performance for Permit Compliance; identify and implement process improvements that close compliance gaps, reduce risk, and capture cost savings.
• Ensure process documentation is accurate and updated across sites to support compliance and audit readiness.
• Collaborate with engineering, compliance, and EH&S teams to maintain operational integrity and safety.
• While at operating sites, all activities should be performed in compliance with Company and site safety guidelines and in compliance with local, state and federal regulations at all times.
• Compile and analyze various reports to support decision‑making, management reporting, and compliance.

Hands‑On Servant Leadership

• Partner with, and work directly alongside, local operations teams in the field to build operator capability and ensure consistent adherence to process standards and regulatory requirements.
• Conduct process audits, implement best practices, and recommend equipment or process upgrades - leading hands‑on with plant operators rather than directing from a distance.
• Provide summary reports with process evaluation and recommendations to Treatment and Recovery Management and Site Management.
• Deliver excellent customer service at all levels.
• Communicate with co‑workers, management, clients, vendors, and others in a courteous and professional manner.
• Coordinate with other Liquid Environmental Solutions departments.

General

• Complete all documents and reports as required.
• Perform all other duties as assigned.

Minimum Qualifications

• Education: Bachelor of Science (B.S.) in Chemical Engineering, Wastewater Engineering, or closely related Engineering discipline required.
• Experience: Minimum 3-5 years of direct, hands‑on process engineering experience inside industrial wastewater, chemical processing, refining, petrochemical, or heavy industrial fluid handling environments.
• Logistics: Reside within one hour of a major airport with willingness and ability to travel up to 50% nationwide to Treatment & Recovery facilities.
• Work Authorization: Must be legally authorized to work in the United States on a full‑time, permanent basis without requiring current or future employment visa sponsorship.
• Safety-focused with excellent interpersonal, analytical and leadership skills to effectively collaborate with others at all levels of the organization.

Preferred Qualifications

• Regulatory Knowledge: Working familiarity with industrial wastewater discharge permits, POTW pretreatment standards, and environmental compliance frameworks.
• Certification: Professional Engineer (PE) or Engineer‑In‑Training (EIT)
• Experience with multi‑site or regional engineering roles
• Engineering Management experience a plus