Senior Membrane Systems Engineer – Water Tech

Aquatech; United States; On-site; USD 80,000 - 120,000; Full time

Benefits offered by this job

Paid time off

Company-paid holidays

401K plan

Job summary

Aquatech 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.

The position is full-time, on-site in the United States with standard hours, Monday–Friday, 8:00 am–5:00 pm. You will work with global teams, support design and testing, and contribute to customer proposals.

Qualifications

• 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 (ROSA, WAVE, IMSDesign, etc.).
• 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 & accountability

Global teamwork

Education

Bachelor's degree in Chemical, Environmental, or Mechanical Engineering

Tools

ROSA

WAVE

IMSDesign

Job description

Aquatech 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.

The position is full-time, on-site in the United States with standard hours, Monday–Friday, 8:00 am–5:00 pm. You will work with global teams, support design and testing, and contribute to customer proposals.