[Hiring] Applications & Process Engineer @Aquatech International LLC

Role Description

Aquatech immediately needs a full-time Applications Engineer to work remotely in the UK, Spain, Italy, France, or Germany. The hours of this position are Monday - Friday, 8:00 to 17:00.

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.

• 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

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% with a valid passport

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)