Membrane Applications Engineer

Aquatech International LLC•USA, PA

5d•Onsite

About The Position

Aquatech is seeking a full-time Applications Engineer to support the growth of its QUA Technologies portfolio. The role is for a technically strong engineer with hands-on experience designing membrane-based systems, including UF, RO, and EDI, and deep knowledge of water chemistry. The position is listed for the USA and requires on-site work, with a Monday–Friday schedule from 8:00 a.m. to 5:00 p.m. The engineer will design membrane treatment systems, perform process calculations and performance modeling, and develop PFDs, P&IDs, datasheets, and proposal-level design packages. The role also analyzes water chemistry to optimize performance and mitigate fouling and scaling, supports sales teams with technical proposals and customer discussions, and collaborates with Engineering, R&D, Product Management, and Operations. Support for piloting, product validation, and technical training may also be needed.

Requirements

Bachelor’s degree in Chemical, Environmental, or Mechanical Engineering.
3–5 years of experience designing membrane systems, with working knowledge of different UF membranes.
Strong water chemistry and process engineering background.
Experience with membrane sizing tools such as ROSA, WAVE, or IMSDesign.
Experience preparing engineering documentation, including PFDs, P&IDs, and equipment lists.
Technical problem-solving mindset.
Ownership and accountability.
Strong communication skills.
Ability to work in a global team environment.
Ability to travel up to approximately 20%.

Responsibilities

Design UF, RO, and EDI/FEDI membrane treatment systems, 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 and 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.