QUA- Applications Engineer (Membrane Technologies)

Aquatech; United States; Hybrid; USD 85,000 - 110,000; Full time

Benefits offered by this job

401K plan

Paid time off

Company holidays

Job summary

Aquatech is seeking a technically strong Applications Engineer to support the growth of our QUA Technologies portfolio. This role is ideal for engineers with hands-on membrane-based system design experience (UF/RO/EDI) and water chemistry knowledge.

This position offers remote or hybrid work options depending on location. Responsibilities include designing membrane systems, creating PFDs/P&IDs, and assisting with piloting and training.

Qualifications

• Bachelor's degree in Chemical, Environmental, or Mechanical Engineering.
• 3–5 years applying membrane systems in industrial or municipal water processes.
• Experience with membrane sizing tools (ROSA, WAVE, IMSDesign).
• Excellent communication and customer-facing skills.
• English required; Spanish, Portuguese are a plus.
• Ability to travel up to ~20%.

Responsibilities

• Design membrane treatment systems (UF, RO, EDI/FEDI) including process calculations and performance modeling.
• Develop PFDs, P&IDs, datasheets, and proposal-level design packages.
• Analyze water chemistry to optimize performance and mitigate fouling/scaling.
• Support sales teams with technical proposals and customer discussions.
• Collaborate with Engineering, R&D, Product Management, and Operations.
• Assist with piloting, product validation, and technical training as needed.

Skills

Problem solving

Ownership & accountability

Global teamwork

Education

Bachelor's degree in Chemical Engineering

Tools

ROSA

WAVE

IMSDesign

Job description

At Aquatech, we tackle the challenges of water scarcity and complexity by leveraging technology, expertise, and financing to deliver comprehensive solutions that reduce carbon and recycled water footprint. As a leading global provider of water and process technology solutions, we help the world's most recognized companies achieve their sustainability and operational goals by implementing innovative approaches for water reuse, desalination, minimal and zero liquid discharge, and critical minerals recovery. Our work catalyzes the transition toward a more sustainable future and showcases our commitment to addressing water's role in climate adaptation. Learn more at www.aquatech.com.

Aquatech immediately needs a full-time Applications Engineer to work remotely or hybrid depending on location. The hours of this position are Monday - Friday, 8:00 am to 5:00 pm.

Job Summary

This Applications Engineer will support the growth of our QUA Technologies portfolio. This role is ideal for a technically strong engineer with hands‑on experience designing membrane‑based systems (UF, RO, EDI) and deep knowledge of water chemistry.

Job Description

• Design membrane treatment systems (UF, RO, EDI/FEDI) including process calculations and performance modeling
• Develop PFDs, P&IDs, datasheets, and proposal‑level design packages
• Analyze water chemistry to optimize performance and mitigate fouling/scaling
• Support sales teams with technical proposals and customer discussions
• Collaborate with Engineering, R&D, Product Management, and Operations
• Assist with piloting, product validation, and technical training as needed

Skill Requirements

• Technical problem‑solving mindset
• Ownership, accountability, and strong communication skills
• Ability to work in a global team environment

Benefits

Aquatech offers a comprehensive benefits package, including paid time off, company‑paid holidays, and a 401K plan (all benefits are based on eligibility).

Essential Functions

To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed above and below are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions.

Physical Job Demands

Exerting up to 10 pounds of force occasionally and/or a negligible amount of force frequently or constantly to lift, carry, push, pull, or otherwise move objects, including the human body. Sedentary work involves sitting most of the time, limited walking and standing.

Qualifications

• Bachelor’s degree in Chemical, Environmental, or Mechanical Engineering
• 3–5 years applying membrane systems in industrial or municipal water processes, including system selection, sizing, and integration
• Process engineering experience interpreting water analyses to support membrane selection and operating conditions
• Experience with membrane sizing tools (ROSA, WAVE, IMSDesign, etc.)
• Ability to prepare engineering documentation (PFDs, P&IDs, equipment lists)
• Excellent communication and customer‑facing skills
• English required; Spanish, Portuguese, are a plus
• Ability to travel up to ~20%