Process Engineer

Location: Candidate must be based near a major airport in Houston, Dallas, or Austin, TX

Travel: Up to 50% – site-based support is a key part of the role

Compensation starting at $120,000 + annual bonus (10% of salary)!

Liquid Environmental Solutions is seeking a hands-on Process Engineer to support field-based process improvement efforts across our Treatment & Recovery (T&R) facilities. This role is ideal for someone who thrives in industrial environments, enjoys working with pumps, tanks, valves, and piping systems
, and is comfortable analyzing process data, conducting field audits, and leading plant troubleshooting efforts.

Under the direction of the Director of Process Operations & Efficiency
, this engineer will be responsible for optimizing system performance, standardizing operations, and driving measurable improvements in treatment quality and cost efficiency.

If you’re motivated by real-world engineering, on-site problem solving, and the opportunity to shape operational excellence across a national network—this is your role.

• Lead and support process design, optimization, and troubleshooting for FOG separation systems and industrial wastewater treatment units
• Conduct field audits to evaluate system performance and identify opportunities for improvement, reliability, or cost savings
• Partner closely with operations teams to ensure consistent application of process standards and regulatory compliance
• Recommend and implement best practices, equipment upgrades, and process changes
• Support commissioning and startup of new or upgraded treatment sites
• Collect and analyze operational data (e.g., flow, temperature, pressure, separation efficiency)
• Ensure P&IDs and all process documentation are accurate and up to date across sites
• Work cross-functionally with engineering, compliance, and EH&S to support safe and stable operations
• Provide technical input on T&R capital projects and scope development
• Develop and present written reports summarizing findings, performance evaluations, and improvement recommendations

While not all are required, the following are strongly preferred:

• Experience with liquid and fluid handling systems
  : piping, pumps, tanks, separators, mixers, flow control, etc.
• Comfort creating and/or interpreting P&IDs and process flow diagrams
• Familiarity with process audits, valve troubleshooting, and control narratives
• Strong understanding of industrial operations (chemical, petrochemical, refining, or industrial wastewater ideal)
• Previous involvement with commissioning, turnaround support, or startup activities
• Ability to work independently in the field and communicate technical issues clearly with both operators and leadership

• Bachelor’s degree in Engineering (Chemical, Mechanical, or related discipline required)
• 3–5+ years of industrial process engineering experience (not biotech/pharma)
• Engineering management experience a plus
• Proven ability to communicate clearly, work collaboratively, and drive results across departments
• Strong data analysis, documentation, and time management skills
• Proficiency in Microsoft Office; experience with Aspen, Delta
  
  V, or similar tools a plus

• Office + field-based role, with up to 50% travel required to support treatment facilities
• Must be comfortable in industrial environments and committed to strict safety compliance
• Occasional evening or weekend work may be required to meet project timelines

Liquid Environmental Solutions is a national leader in non-hazardous wastewater collection and treatment. As part of our Treatment & Recovery team, you’ll play a mission-critical role in optimizing environmental operations that directly impact our customers and communities. We offer competitive compensation, strong leadership support, and the opportunity to make a real difference
.