Chemical Process Engineer Jobs in Missouri
Chemical Process Engineer jobs in Missouri are open across Kansas City, St. Louis, and Ste. Genevieve and other Missouri metros, with employers like Burns & McDonnell, Air Products, and Clayco hiring at every experience level. Find a role that fits below and apply directly.
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INTRODUCTION
At Air Products, we reimagine what’s possible. By tapping into the motivation of our people and our collective experience, we create the ideas and innovations that drive us forward. When we come together – where every voice is heard and everyone knows they belong and matter – we create solutions that launch people into space, support lifesaving care in hospitals, and enable the construction of groundbreaking, world scale production facilities.
ABOUT THE JOB
Air Products Membrane Solutions in St. Louis MO, is seeking a Process Engineer for the evaluation, design, and support of membrane process gas applications.
This position will focus on the high growth biogas upgrading market and will work closely with Commercial, Engineering, Quality, Business, Product Strategy, and Product Development teams to support customer inquiries, troubleshoot existing systems, develop and support design tools, develop new offerings, and facilitate strong customer relationships.
The successful candidate will have process engineering experience (membrane process design strongly preferred) as well as field experience with gas processing equipment, preferably in biogas, natural gas, or petrochemical industries.
WHAT'S IN IT FOR YOU:
At Air Products we foster a culture of inclusion where every voice is heard, and everyone feels they belong and matter. Additionally, we offer competitive pay and great benefits for our employees. Check out some of our benefits below!
- Affordable Medical, Dental and Vision Insurance (day 1 of employment)
- 401k with 100% vested company core and match
- Paid Vacation, holidays + sick time
- Paid Parental leave (Up to 8 weeks)
- Backup Child and Adult Care benefit
- Adoption assistance
- Flexible spending accounts (medical, dependent daycare)
- Life Insurance (AD&D- Paid for by Air Products), Supplemental AD&D
- Legal Plan & Identity theft coverage
- EAP (Employee Assistance Program)
- Many more supplemental benefits available
BASIC QUALIFICATIONS
- 3+ years of Process Engineering experience is required
- Strong oral and written communication skills and the ability to work successfully in cross functional teams
- Excellent interpersonal skills for taking care of customers with little membrane experience
- Initiative and self-confidence to work independently while traveling alone or at customer sites
- Creative mind set and eagerness to explore novel solutions
- Ability and willingness to travel domestically and internationally to support world-wide customer base. Estimated average annual travel is typically 10%.
KEY JOB RESPONSIBILITIES:
- Aspen heat & material balance simulations for new and existing customers to enable them to use our membrane products in a safe and efficient way
- Evaluation of new application inquiries to determine accurate membrane product fit
- Participate in, and eventually lead, Research and Development programs for new applications and new products
- Support of P&ID development, Operability Reviews and Hazard Reviews
- Troubleshooting and assistance to help customers resolve product performance issues
- Training of customers in the safe installation and operation of membranes
- On-site service support to customers with existing membrane systems
- Investigation of product failures to assess customer warranty claims
- Be a technical resource to the business and product development team for future product improvements
- Conduct performance tests on product improvements and incorporate into new product specifications
MINIMUM HIRING REQUIREMENTS
- A Bachelor’s Degree in Chemical Engineering is required
- Membrane systems and/or gases processing experience is preferred but is not required
- A valid driver’s license and a good driving record are required
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Join Air Products, where we proudly value the skills, dedication, and leadership that Veterans bring to the table. As a Veteran-friendly organization, we actively encourage and welcome Veterans to apply for various roles within our company. We recognize the unique strengths and experiences that Veterans contribute, and we foster a workplace that honors your service while providing a platform for professional growth.
Founded in 1940, Air Products is a world-leading industrial gases company and has a proud history of innovation, operational excellence, with an unwavering commitment to safety and environmental stewardship. Working together, we are taking our passion and diverse backgrounds forward to reimagine what’s possible and generate a cleaner future for our customers, our communities, and the world.
We are an Equal Opportunity Employer (U.S.). You will receive consideration for employment without regard to race, color, religion, national origin, age, citizenship, gender, marital status, pregnancy, sexual orientation, gender identity and expression, disability, or veteran status.
Air Products is committed to working with and providing a reasonable accommodation to individuals with disabilities. If you have a disability and you believe you need a reasonable accommodation to search for a job opening or to submit an online application, please e-mail us at talent@airproducts.com. General application status inquiries are not answered by this mailbox rather you’ll receive an e-mail directly from our Career Center and/or the Talent Acquisition Specialist.
See All 6 Chemical Process Engineer Jobs in Missouri
Find roles in Missouri that match your experience and apply in just a few clicks.
Find JobsChemical Process Engineer Jobs by City in Missouri
Where Missouri roles are concentrated, by current openings.
Chemical Process Engineer Job Market in Missouri
A snapshot from current Missouri openings, updated as new roles post.
Who's Hiring
- Burns & McDonnell2

- Air Products1

- Clayco1

- Jedson Engineering1

- Lhoist1

Top Industries Hiring
- Chemicals & Materials1
- Construction & Real Estate1
- Consulting & Professional Services1
- Mining & Natural Resources1
What Missouri Employers Look For
The qualifications that appear most often in chemical process engineer jobs across Missouri.
- Bachelor's degree or higher in chemical engineering from an ABET-accredited program
- Proficiency in process simulation software such as Aspen Plus or HYSYS
- Experience with process safety management and HAZOP studies
- Familiarity with P&ID development, PFDs, and process design documentation
- Knowledge of regulatory compliance standards including EPA and OSHA PSM
- Professional Engineer licensure or active progress toward PE certification
Chemical Process Engineer Jobs in Missouri: Frequently Asked Questions
How many chemical process engineer jobs are there in Missouri?
There are 6+ chemical process engineer openings in Missouri on Migrate Mate as of June 2026, with the most roles in Kansas City, St. Louis, and Ste. Genevieve. New positions post regularly as employers across Missouri hire.
How much do chemical process engineers make in Missouri?
Chemical process engineers in Missouri earn a median of about $102,320 a year, based on May 2025 Bureau of Labor Statistics wage data, ranging from around $84,300 for the lowest 10% to over $166,270 for the top 10%. Pay rises with experience, specialty, and employer.
Which Missouri cities have the most chemical process engineer jobs?
Kansas City, St. Louis, and Ste. Genevieve have the most chemical process engineer openings in Missouri right now, with additional roles spread across smaller metros statewide.
Which companies hire chemical process engineers in Missouri?
Employers hiring chemical process engineers in Missouri include Burns & McDonnell, Air Products, and Clayco, based on current listings on Migrate Mate as of June 2026.
Are there remote chemical process engineer jobs in Missouri?
Yes. About 0% of chemical process engineer openings tied to Missouri are remote or hybrid as of June 2026. The rest are on-site roles based in Missouri metros.
How do I apply for chemical process engineer jobs in Missouri?
You can apply to chemical process engineer jobs in Missouri directly on Migrate Mate. Search the listings above, find roles that match your experience and preferred Missouri location, then apply to each one that fits.
See All 6 Chemical Process Engineer Jobs in Missouri
Find roles in Missouri that match your experience and apply in just a few clicks.
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