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Membrane Separation Engineer Jobs in Chicago, IL

... membrane separation, etc.) Familiarity with projection tools, PFD/P&ID review, and willingness to learn CAD or simulation software. · Ability to travel up to 50% for customer visits, training, and ...

... membrane separation, etc.) Familiarity with projection tools, PFD/P&ID review, and willingness to learn CAD or simulation software. · Ability to travel up to 50% for customer visits, training, and ...

Senior Sales Engineer

Libertyville, IL · On-site +1

$18.70 - $38.70/hr

... membrane separation, etc.) Familiarity with projection tools, PFD/P&ID review, and willingness to learn CAD or simulation software. • Ability to travel up to 50% for customer visits, training, and ...

Be Seen First

... membrane separation, etc.) Familiarity with projection tools, PFD/P&ID review, and willingness to learn CAD or simulation software. · Ability to travel up to 50% for customer visits, training, and ...

Be Seen First

... membrane separation, etc.) Familiarity with projection tools, PFD/P&ID review, and willingness to learn CAD or simulation software. · Ability to travel up to 50% for customer visits, training, and ...

Be Seen First

... membrane separation, etc.) Familiarity with projection tools, PFD/P&ID review, and willingness to learn CAD or simulation software. · Ability to travel up to 50% for customer visits, training, and ...

Senior Dairy Processing Engineer

Chicago, IL

$107K - $138K/yr

The Sr. Dairy Processing Engineer will come in with deep technical expertise in fluid milk membrane separations (especially ultrafiltration), thermal processing (HTST/HHST/UHT), and end-to-end milk ...

Senior Dairy Processing Engineer

Chicago, IL

$107K - $138K/yr

The Sr. Dairy Processing Engineer will come in with deep technical expertise in fluid milk membrane separations (especially ultrafiltration), thermal processing (HTST/HHST/UHT), and end-to-end milk ...

Senior Dairy Processing Engineer

Chicago, IL · On-site

$107K - $138K/yr

The Sr. Dairy Processing Engineer will come in with deep technical expertise in fluid milk membrane separations (especially ultrafiltration), thermal processing (HTST/HHST/UHT), and end-to-end milk ...

... Membrane separation, or others Knowledge and/or experience in blue and/or green ammonia Experience ... Process Engineer is between $148,000 and $211,490 , annually. Actual pay will be adjusted based on ...

Sr Engineer Process

Downers Grove, IL · On-site

$148K - $211K/yr

... Membrane separation, or others • Knowledge and/or experience in blue and/or green ammonia • ... Process Engineer is between $148,000 and $211,490 , annually. Actual pay will be adjusted based on ...

This role bridges fundamental molecular science with large-scale manufacturing and engineering ... separation, standardization, membrane filtration, homogenization, and UHT/aseptic processing)

This role bridges fundamental molecular science with large-scale manufacturing and engineering ... separation, standardization, membrane filtration, homogenization, and UHT/aseptic processing)

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Membrane Separation Engineer information

See Chicago, IL salary details

$43.3K

$98.9K

$153.5K

How much do membrane separation engineer jobs pay per year?

As of Aug 7, 2026, the average yearly pay for membrane separation engineer in Chicago, IL is $98,894.00, according to ZipRecruiter salary data. Most workers in this role earn between $79,300.00 and $121,000.00 per year, depending on experience, location, and employer.

What does a membrane separation engineer do?

A Membrane Separation Engineer specializes in designing, developing, and optimizing processes that use membranes to separate substances in liquids or gases. They work in industries such as water treatment, pharmaceuticals, food and beverage, and chemical manufacturing, focusing on filtration, purification, and concentration processes. Their responsibilities include selecting appropriate membrane technologies, troubleshooting system performance, and ensuring efficient and sustainable operation. They also stay updated on advancements in membrane materials and system design to improve process efficiency and reduce costs.

What is the difference between Membrane Separation Engineer vs Process Engineer?

AspectMembrane Separation EngineerProcess Engineer
CredentialsBachelor's in Chemical, Mechanical, or Environmental Engineering; certifications in membrane technologyBachelor's in Chemical, Mechanical, or Industrial Engineering; process optimization certifications
Work EnvironmentResearch labs, manufacturing plants, water treatment facilitiesManufacturing plants, chemical processing facilities, industrial sites
Industry UsageWater treatment, desalination, gas separation, biotechOil & gas, chemical manufacturing, food processing
Common Search/ComparisonMembrane Separation Engineer vs Process Engineer

The Membrane Separation Engineer specializes in designing and optimizing membrane-based separation processes, primarily in water treatment and biotech industries. The Process Engineer focuses on overall process design, optimization, and efficiency across various manufacturing sectors. While both roles require engineering credentials and involve process improvement, the Membrane Separation Engineer has a specialized focus on membrane technologies, whereas the Process Engineer covers broader process systems.

What are the primary challenges membrane separation engineers face when scaling up laboratory processes to full-scale industrial applications?

Membrane Separation Engineers often encounter challenges related to membrane fouling, maintaining consistent performance, and optimizing operational costs when transitioning from lab-scale experiments to industrial-scale systems. Issues such as feed variability, cleaning protocols, and system integration with existing plant operations become more complex at larger scales. Successful engineers must collaborate closely with process engineers, maintenance teams, and quality assurance specialists to troubleshoot, adapt designs, and ensure regulatory compliance throughout scale-up.

What are the key skills and qualifications needed to thrive as a membrane separation engineer?

To thrive as a Membrane Separation Engineer, you need a solid background in chemical engineering, materials science, or a related field, often with a relevant bachelor's or master's degree. Familiarity with membrane fabrication techniques, characterization tools (such as SEM, FTIR), and simulation software like COMSOL or Aspen Plus is typically required. Strong problem-solving, project management, and teamwork skills distinguish top professionals in this niche. These competencies are crucial for designing efficient membrane systems, optimizing separation processes, and ensuring project success in research or industrial environments.
What are popular job titles related to Membrane Separation Engineer jobs in Chicago, IL? For Membrane Separation Engineer jobs in Chicago, IL, the most frequently searched job titles are:
What job categories do people searching Membrane Separation Engineer jobs in Chicago, IL look for? The top searched job categories for Membrane Separation Engineer jobs in Chicago, IL are:
What cities near Chicago, IL are hiring for Membrane Separation Engineer jobs? Cities near Chicago, IL with the most Membrane Separation Engineer job openings:

Senior Sales Engineer

Culligan

Libertyville, IL • On-site, Remote

$150K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 21 days ago


Culligan rating

6.3

Company rating: 6.3 out of 10

Based on 130 frontline employees who took The Breakroom Quiz

420th of 487 rated machine equipment manufacturers


Job description

Position: Senior Sales Engineer, Global Accounts

Supervisor: Director of Global Accounts

Location: Libertyville, IL - Remote

Description: We are seeking a highly motivated Sales Engineer (Chemical Engineer or technically equivalent degree holder) with 10–15 years of water industry experience to join our Global Accounts Team. This position focuses on technical, consultative sales of capital water treatment equipment to high-growth markets such as data centers and food & beverage manufacturers. The ideal candidate is a customer-obsessed team player with strong analytical and problem-solving skills, and has a proven track record, passion for innovative solutions, and the ability to thrive in a fast-paced, hands-on environment.

Responsibilities:

§ Develop and qualify new business opportunities for custom-engineered water treatment systems (Pretreatment, filtration, ion-exchange, membranes, electro-chlorination, e.g.)

§ Collaborate with engineering teams to deliver tailored technical proposals and system solutions.

§ Conduct site visits and system audits to gather operational data and identify performance improvement opportunities.

§ Own the full sales cycle: from lead generation through technical scoping, proposal development, contract negotiation, execution oversight, and deployment.

§ Perform advanced process calculations (reaction kinetics, membrane projections, evaporative modeling, mass/energy balances, e.g.)

§ Support pilot testing, system startups, and on-site technical fieldwork as needed.

§ Participate in construction project bids: review mechanical drawings, specifications, size components, respond to RFIs, and prepare formal submittals.

§ Maintain accurate CRM data, forecasts, and customer documentation.

§ Perform other duties as assigned to support departmental and organizational goals.

Requirements:

· Bachelor’s degree in Chemical Engineering preferred. Will consider Civil, Industrial, Environmental Engineering, or a related technical field such as chemistry.

· Minimum 10 years industry experience with 5+ years in direct technical sales or application engineering related to water treatment or industrial processes. Will consider strong consultant industry candidates with exemplary customer-facing skills.

· Strong foundation in process engineering and industrial water systems (evaporative cooling, hydronics, membrane separation, etc.) Familiarity with projection tools, PFD/P&ID review, and willingness to learn CAD or simulation software.

· Ability to travel up to 50% for customer visits, training, and project execution as needed.

Competencies: To perform the job successfully, an individual should demonstrate the following competencies in this position: Integrity, Resourcefulness, Customer Focus, Team Player, Adaptability, Excellence

As the world’s leading water experts, we are dedicated to delivering high-quality water solutions to residential, commercial and industrial customers. Headquartered in Rosemont, Illinois, Culligan International offers technologically advanced, state of the art water filtration products, including: water softeners, water filtration systems, industrial water treatment solutions, drinking water systems and whole-house filtration systems.

We offer competitive compensation including base plus commissions & benefits including: Medical, Dental, Vision, Life, 401(k), Paid time off, Additional voluntary benefits


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