Product Engineer Jobs in Missouri
Product Engineer jobs in Missouri are concentrated in aerospace and defense manufacturing, automotive components, and industrial machinery, with consistent openings for engineers across entry-level through senior and principal levels. Kansas City and St. Louis anchor the largest hiring markets, with secondary activity in Springfield, and established employers like Boeing, Emerson Electric, and General Motors maintain long-term engineering workforces in the state. Demand is strongest in product lifecycle management, systems integration, and advanced manufacturing process development. Find a role that fits below and apply directly.
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Watlow is a global technology and manufacturing leader who provides world class engineering expertise through innovative thermal products and systems, enabling our customers to thrive. We are making a positive impact every day as our solutions enrich the lives of people everywhere. We have been providing breakthrough thermal solutions for over 100 years! Our corporate values guide us uncompromisingly to always do the right thing, continually learn and improve, respect everyone, and lead with service and humility.
Overview of Role
As a Senior Product Development Engineer at our Advanced Technology Center in St. Louis, MO, you will perform engineering, design and support activities for our products that serve our Regulated Markets business, including Nuclear, Aerospace and Defense heaters, sensors, cables and controls. If you are detailed oriented, enjoy working with a wide range of partners (customers, other Watlow team members, vendors) and have an interest in the applications surrounding Nuclear power generation, Aerospace and Defense, this may be the job you have been looking for!
Your Key Responsibilities will include:
The Senior Product Development Engineer will be responsible for reviewing customer specifications, designing/developing products to meet customer needs, supporting products through fabrication, continuously improving both the product design and fabrication processes (through product design/engineering related activities) and ensuring compliance with the various Codes and Standards that govern these regulated markets. The individual will be part of a cohesive team, while leading projects from the initial proposal stage through the delivery to the customer, with frequent interaction with suppliers, internal customers and external customers.
Qualifications:Must have:
- Bachelor’s Degree in Engineering with a minimum of 5 years of experience; or 3 years of experience with a Master’s degree.
- Experience working with products in a regulated market, with active participation in ensuring requirements to specifications and standards are upheld
- Demonstrated understanding of basic Thermodynamics, Electrical, and Mechanical theories.
- Demonstrated process oriented mindset, with attention to detail within his/her work product
- Demonstrated understanding of troubleshooting techniques, root cause analysis, and problem solving.
- Demonstrated ability to read and analyze technical specifications, and apply the requirements therein to his/her work product and overall processes
- Perform mental tasks such as critical decision making, organizing many topics, prioritizing work to align with business objectives and exercising good judgement.
- Demonstrated interpersonal and technical presentation skills
- Demonstrated knowledge and proficiency in the use of Microsoft Office tools (Word, Excel, PowerPoint, etc.)
- Demonstrated knowledge and proficiency with a solid modelling CAD system
- Demonstrated ability to work in a team-based environment.
- Flexibility to handle multiple projects of varying size and scope.
- Proactive team player with a desire to build effective working relationships.
- Customer facing communication and presentation skills.
- Knowledge and demonstrated experience with industrial electric heating
- Experience in design/engineering using ASME Boiler and Pressure Vessel, NQA-1 or similar codes/standards OR equivalent experience (5-8 years) in the design/development of products using ASME Boiler and Pressure Vessel Codes, NQA-1 or similar codes/standards.
- Experience or knowledge of AS9100
- Demonstrated experience with Solidworks.
The health, well-being and financial stability of you and your family is a high priority to us.The Watlow Total Rewards Plan includes competitive compensation and a full range of life and career enhancing benefits:
- Annual Incentive Program
- 401(k) plan that includes a company match on your contribution and an annual company contribution that is tied to company performance
- Wellness incentives
- Employee Personal Assistance Program
- Dental, medical, vision and short-term and long-term disability insurance
- Paid holidays, personal time, and vacation
- Parental leave
- Tuition reimbursement
We proactively embrace diversity in all its dimensions across our company and cultivate a culture of inclusion and forward thinking that respects and reflects each team member’s individual strengths, views, and experiences. Watlow takes pride in being an inclusive equal opportunity employer and considers for employment qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status.
Please let us know confidentially if you need or require any special accommodations to participate in our recruiting process by emailing us at accommodations@Watlow.com.
See All 26 Product Engineer Jobs in Missouri
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Find Product Engineer JobsProduct Engineer Jobs by City in Missouri
Where Missouri roles are concentrated, by current openings.
Product Engineer Job Market in Missouri
A snapshot from current Missouri openings, updated as new roles post.
Who's Hiring



Top Industries Hiring
- Retail
- Technology & Software
What Missouri Employers Look For
The qualifications that appear most often in product engineer jobs across Missouri.
- Bachelor's degree in mechanical, electrical, or industrial engineering required by most Missouri employers
- Proficiency with CAD software such as SolidWorks, CATIA, or Creo for design and modeling work
- Experience with product lifecycle management tools and engineering change control processes
- Familiarity with manufacturing processes common to Missouri aerospace, automotive, or industrial sectors
- Strong cross-functional collaboration skills working with manufacturing, quality, and supply chain teams
- Professional Engineer licensure through the Missouri Board for Architects, Professional Engineers, Professional Land Surveyors, and Professional Geologists preferred for senior roles
Product Engineer Jobs in Missouri: Frequently Asked Questions
How do you become a product engineer in Missouri?
Most product engineer roles in Missouri require a bachelor's degree in mechanical, electrical, or industrial engineering from an ABET-accredited program. For senior or lead roles, obtaining a Professional Engineer license through the Missouri Board for Architects, Professional Engineers, Professional Land Surveyors, and Professional Geologists strengthens your candidacy. The PE path involves passing the Fundamentals of Engineering exam, gaining qualifying work experience, and then passing the Principles and Practice of Engineering exam.
Which companies hire product engineers in Missouri?
Companies currently hiring product engineers in Missouri include Watlow, KB Signaling, and White River Marine, per current listings on Migrate Mate as of September 2026. Missouri's aerospace, defense, and industrial manufacturing base means engineering openings are spread across large primes and their supplier networks throughout the Kansas City and St. Louis metro areas.
Which Missouri cities have the most product engineer jobs?
Springfield, St. Louis, and Joplin have the most product engineer openings in Missouri. St. Louis and Kansas City drive the bulk of demand because of their deep aerospace, automotive, and industrial manufacturing employer bases, while Springfield draws openings from regional manufacturing operations and diversified industrial companies expanding outside the primary metros.
Are there remote product engineer jobs in Missouri?
Yes, but they're less common than in purely digital fields, since product engineering often involves hands-on work with prototypes, manufacturing lines, and lab environments. About 14% of product engineer openings tied to Missouri are remote or hybrid as of September 2026, which reflects the role's mix of collaborative and site-dependent work. Systems engineering, technical program management, and requirements analysis sub-roles are the most likely to offer remote flexibility.
How can I get hired as a product engineer in Missouri with little or no experience?
The most realistic entry path is applying to engineering co-op or rotational programs at Missouri's major manufacturers. Boeing in St. Louis, Emerson Electric, and General Motors' Wentzville operations all run structured early-career and new-graduate engineering programs. Candidates who have completed relevant internships, built a portfolio of design or capstone projects, and passed the Fundamentals of Engineering exam stand out. Adjacent roles in manufacturing process technician or quality engineering are common lateral entry points.
Where can I find and apply to product engineer jobs in Missouri?
You can find and apply to product engineer jobs in Missouri on Migrate Mate, which lists current Missouri openings across industries and experience levels. Find the roles that fit your background and apply directly to the employer.
See All 26 Product Engineer Jobs in Missouri
Find roles in Missouri that match your experience and apply in just a few clicks.
Find Product Engineer Jobs