QUA- Applications Engineer (Membrane Technologies)

Aquatech International; Pennsylvania; On-site; USD 90,000 - 120,000; Full time

Benefits offered by this job

Paid time off

Company-paid holidays

401K plan

Job summary

Aquatech International is seeking an Applications Engineer to 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.

You will 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

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%.

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

Technical problem-solving

Ownership and accountability

Strong communication

Education

Bachelor's in Chemical, Environmental, or Mechanical Engineering

Tools

ROSA

WAVE

IMSDesign

Job description

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.

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.

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.

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%.