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40 process engineer intern jobs found

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process engineer intern Missouri
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AS
Feb 26, 2026
Intern
Structural Engineer Intern
$25.00 hourly
Apex Structural Engineering Creve Coeur, MO, USA
Location: St. Louis About Us: Redefine What's Possible in Structural Engineering - With Apex Structural Engineering At Apex Structural Engineering, we're not just designing buildings - we're reshaping how they're delivered. As the firm behind Accelerated Project Delivery™ (APD), we cut months from traditional construction timelines by integrating structural design with shop drawing production, advanced modeling tools, and real-time collaboration. Whether you're a seasoned engineer ready to push the boundaries of innovation, or a recent graduate eager to make an immediate impact, Apex offers a place where your ideas are heard, your growth is prioritized, and your work changes the pace of the industry - all within a culture that values flexibility, well-being, and true collaboration. Join a team where engineering meets acceleration - and where your next step elevates everything. Position Overview: We are seeking a talented and motivated Structural Engineer Intern to join our...
NA
Feb 22, 2026
Intern
Engineering Intern
NAES Pleasant Hill, MO, USA
The Dogwood Energy Facility, located near Pleasant Hill in Cass County, Missouri, strategically operates within the northern SPP reliability council region. This 625 MW natural gas combined-cycle plant employs a 2x1 configuration with two Siemens Westinghouse 501F D2 Gas Turbines, two Toshiba Heat Recovery Steam Generators (HRSGs), and one Toshiba Steam Turbine Generator. Opportunity Summary The Engineering Intern will gain exposure to various aspects of power generation, maintenance, and regulatory compliance. At Dogwood, our goal is to provide a hands-on learning experience that strengthens your skills and equips you with valuable industry knowledge. Here's a look at the projects planned during this internship period: P&ID Diagram Walk-down and Verification - verify the accuracy of various P&ID diagrams through physical walk-downs in the plant. AutoCAD Drawing Updates - learn to read and interpret plant engineering drawings. Update existing AutoCAD drawings...
WH
Feb 19, 2026
Intern
Mechanical/Manufacturing Engineering Summer Intern
Willert Home Products St. Louis, MO, USA
We are seeking an energetic and motivated engineering student interested in hands-on manufacturing and process improvement. This role will involve real-world projects focused on organizational improvements, standard work documentation, increasing production efficiency, and expanding manufacturing capabilities. This role will require daily collaboration with the plant engineer, facilities manager and maintenance manager. This position will take part in daily operational activities as well as longer-term improvement projects. Success in this role requires strong problem-solving skills, mechanical aptitude, and the ability to develop creative solutions and see them through from concept to implementation on the production floor. RESPONSIBILITIES: Review and update building layout and production line layouts using CAD Design, review, and implement mechanical and workflow solutions Assist with developing preventative maintenance documentation and identifying spare parts for...
WH
Feb 19, 2026
Intern
Mechanical/Manufacturing Engineering Intern Summer 2026
Willert Home Products St. Louis, MO, USA
Willert Home Products is a leading manufacturing company specializing in the production of high-quality yet cost-effective consumer products. With a commitment to innovation, efficiency, and excellence, we have established ourselves as a trusted name in the industry. We are seeking an energetic and motivated engineering student interested in hands-on manufacturing and process improvement. This role will involve real-world projects focused on organizational improvements, standard work documentation, increasing production efficiency, and expanding manufacturing capabilities. This role will require daily collaboration with the plant engineer, facilities manager and maintenance manager. This position will take part in daily operational activities as well as longer-term improvement projects. Success in this role requires strong problem-solving skills, mechanical aptitude, and the ability to develop creative solutions and see them through from concept to implementation on the production...
MT
Nov 08, 2025
Intern
Design Engineer Intern, Cold Formed Steel
MiTek, Inc. Chesterfield, MO, USA
Job Description As a leader in technology-enabled solutions for the cold-formed steel building components industry, MiTek Steel Framing Systems offers a wide range of products and engineering services to support construction. As a Design Engineering Intern, you will work closely with the Steel Framing Engineering Team to deliver high-performance cold-formed steel solutions, enhance team capabilities, and contribute to innovative developments. Responsibilities include designing truss components and repairs, solving customer engineering challenges, expanding standard details with calculation-based improvements, and supporting the development of new cold-formed steel products. This role reports to the Director of Engineering at the Chesterfield office. Our program is a paid, 12-week program that will run from Monday, May 18th through Friday, August 7th. At MiTek, we embrace a hybrid work model that encourages innovation, collaboration, and connection. For internships that outside...
BM
Mar 06, 2026
Full time
Staff Plumbing Engineer - Mission Critical
Burns & McDonnell Kansas City, MO, USA
Description Burns & McDonnell is a company comprised of more than 14,000 engineers, architects, construction professionals, scientists, consultants, and entrepreneurs with offices across the country and throughout the world. Burns & McDonnell's Mission Critical team was ranked #2 by the ENR in 2023. We have exciting opportunities for those interested in growing their careers in one of the most fast-paced, innovative sectors of high-tech building design and construction. Project focus would be mission-critical data center projects. This opportunity hires directly into our Mission Critical team and into a multibillion-dollar industry that is growing exponentially. Data Centers are an aggressive market for Burns & McDonnell and are highlighted by several priority articles on our site. Mission Critical is an international practice for Burns & McDonnell involving exciting, collaborative work across many departments. The Staff Plumbing Engineer will work on project...
Cl
Mar 06, 2026
Full time
Senior Mechanical Engineer
Clayco St. Louis, MO, USA
About Us Clayco is a full-service, turnkey real estate development, master planning, architecture, engineering, and construction firm that safely delivers clients across North America the highest quality solutions on time, on budget, and above and beyond expectations. With $7.6 billion in revenue for 2024, Clayco specializes in the "art and science of building," providing fast track, efficient solutions for industrial, commercial, institutional, and residential related building projects. About LJC LJC Design & Engineering is a full-service architecture, engineering, and design firm committed to enhancing the quality of the human experience through integrated design. We are a team of high-energy professionals who share a passion for design, a collaborative approach, and a casual culture. We solve challenges by leveraging the collective expertise and ingenuity of the best and brightest minds across development, design, and construction. The Role We Want You For The...
IT
Mar 06, 2026
Intern
Mechanical Engineering Intern
Illinois Tool Works, Inc. Camdenton, MO, USA
Job Description: About ITW EAE ITW EAE, a division of Illinois Tool Works (ITW), is a global leader in equipment and solutions for the electronics assembly industry. Our brands deliver innovative manufacturing technology used worldwide in industries including automotive, medical, aerospace, and consumer electronics. At our Camdenton facility, we design and manufacture complex machinery that makes modern electronics possible. Position Summary We are seeking a motivated and detail-oriented Mechanical Engineering Intern to support our engineering team with product design, documentation, and manufacturing support initiatives. This role provides hands-on experience working alongside mechanical, electrical, and manufacturing engineers on real projects that directly impact production and product development. The ideal candidate is currently enrolled in a Bachelor's degree program in Mechanical Engineering at an accredited institution and is proficient in SolidWorks. This...
EN
Mar 06, 2026
Full time
Electrical Engineer PE I
$103,175 - $132,765 yearly
ENFRA LLC Creve Coeur, MO, USA
About Us At our Company, we blend a rich history with a forward-looking vision. With over 100 years of experience, we are a pillar of stability in the energy infrastructure industry and a leader in innovative energy solutions. Our commitment to leveraging emerging technologies ensures that we remain at the forefront of the Energy-as-a-Service sector. We believe in growth-not just for our business, but for our people. Our team members have the opportunity to advance their careers in a supportive environment that values continuous learning and development. We embrace innovation and encourage creative problem solving to tackle the energy infrastructure and energy challenges of tomorrow. Inclusion is at the heart of our culture. We strive to create a workplace where every voice is heard and valued, fostering a collaborative environment where diverse perspectives drive our success. Join us to be part of a legacy of excellence and a future of groundbreaking advancements. At our...
BS
Mar 04, 2026
Full time
Engineering Manager
Bastian Solutions MO, USA
The Engineering Manager acts as the group manager, reporting directly to the Sr Engineering Manager. In this position, the Engineering Manager is responsible for the career development of the Design Engineers to include training/coaching (both internal and external), career pathways, and skill development. The Engineering Manager is responsible for overseeing the investigation, recommendation, and implementation of new technologies by the organization to best support both in-house processes and projects as well as those in support of end customer projects. In this role, the Engineering Manager is expected to conduct regular one on one meetings with their direct reports while conducting team meetings bi-weekly. A Engineering Manager collaborates with coworkers, customers, and suppliers to utilize the latest technologies while creating equipment for integration into distribution and production solutions across material handling and various manufacturing industries . This involves...
MR
Mar 04, 2026
Full time
Staff Engineer
MRIGlobal Kansas City, MO, USA
Are you passionate about making the world better? Are you looking for an organization that aligns with your values? MRIGlobal solves challenging problems through science, engineering, and program management. We are an independent scientific research organization dedicated to benefiting society and fostering a safe, healthy, and sustainable environment. When you embark on a career with MRIGlobal, you are joining a crew of world-class talent and problem solvers. Established in 1944, MRIGlobal is headquartered in Kansas City, MO, working in several states including Virginia and Maryland. Staff Mechanical Engineer Job Description: MRIGlobal has a full-time opportunity for a Staff Mechanical Engineer in Kansas City, MO. In this unique opportunity, the selected candidate will work with other engineering and technical disciplines in the design, prototyping, and testing of custom systems to meet customer requirements. Furthermore, the selected candidate will: Design a broad...
Cl
Mar 04, 2026
Full time
VDC - Design Technology Engineer
Clayco Remote (St. Louis, MO, USA)
About Us Clayco is a full-service, turnkey real estate development, master planning, architecture, engineering, and construction firm that safely delivers clients across North America the highest quality solutions on time, on budget, and above and beyond expectations. With $7.6 billion in revenue for 2024, Clayco specializes in the "art and science of building," providing fast track, efficient solutions for industrial, commercial, institutional, and residential related building projects. The Role We Want You For We're seeking a passionate and forward-thinking professional to help shape the future of our Virtual Design and Construction (VDC) practice and play a key role in our continued digital transformation. As part of the VDC team, you'll work at the intersection of design, technology, and construction-actively influencing every stage of the project lifecycle. From early concept design through construction and turnover, you'll leverage cutting-edge tools, automation, and...
HO
Mar 04, 2026
Full time
Sr Structural Project Engineer
$125,000 - $165,000 yearly
HOK St. Louis, MO, USA
HOK is a collective of future-forward thinkers and designers who are driven to face the critical challenges of our time. We are dedicated to improving people's lives, serving our clients and healing the planet. Together, we cultivate a culture of design excellence at the confluence of art and science, blending the power of creative expression with a clear sense of purpose. HOK is seeking a Senior Structural Project Engineer to lead the successful delivery of large, complex building projects. In this role, you will guide and mentor a team of engineers, shape project concepts, and budgets, and ensure the production of high quality structural designs. Structural engineering is a cornerstone of great architecture-pushing the boundaries of what is possible to create buildings that are both beautiful and functional. Our approach is grounded in a deep understanding of the interplay between forces, form, function, and material. By leveraging advanced technologies and industry best...
ET
Mar 04, 2026
Intern
Intern - Manufacturing Engineer
Eaglepicher Technologies MO, USA
Overview ABOUT EAGLEPICHER EaglePicher Technologies is driving the electrification of defense, aviation and space. We provide the broadest range of battery systems in the world for the most demanding applications. We develop leading-edge products that make drones fly higher, undersea vessels run longer, aircraft fly farther, rockets launch safely and satellites operate longer. With our cutting-edge research and manufacturing, we continue to set new standards in the industry. For 100 years, we have provided mission-critical power solutions to the defense, aviation and space markets. EaglePicher provides custom battery assemblies, battery management systems, pyrotechnic devices and other power solutions. Our employees are passionate, dedicated and empowered to realize our vision. We strive for the right mix of people with diverse backgrounds personalities and perspectives, and to ensure this works, we create an inclusive work environment that places a premium on communication...
NB
Mar 04, 2026
Full time
Project Engineer
Nature's Bakery Hazelwood, MO, USA
Project (Manager) Engineer About Nature's Bakery At Nature's Bakery, we believe simple, wholesome snacks can make a meaningful difference. We're committed to quality, integrity, and continuous improvement-working together to deliver great products while supporting our people and communities. Position Summary The Project Manager, Engineering is responsible for planning, coordinating, and executing engineering projects that support equipment reliability, asset lifecycle management, and maintenance-driven improvements within our food manufacturing operations. This role is less focused on greenfield growth and new line design, and more focused on sustaining and improving existing assets. This includes reducing downtime, improving safety and maintainability, and extending equipment life through well-managed projects. The role partners closely with Maintenance and Operations to deliver practical, on-time solutions that keep the plant running efficiently. The ideal candidate is...
LD
Mar 01, 2026
Full time
Manufacturing Engineer
Leonardo DRS West Plains, MO, USA
Job ID: 113881 Your future starts here! Kick off 2026 with a career that makes a difference at Leonardo DRS in West Plains, MO. We're growing and actively hiring for multiple openings across a variety of roles. If you're motivated, ready to learn, and eager to make an impact, we want to hear from you. Explore our open positions and apply today: https://www.leonardodrs.com/careers The Leonardo DRS Land Systems business is a recognized leader in the design and integration of complex technologies into new and legacy systems and platforms for global military and commercial customers. We are a 5 year running Top Workplace in the Greater St. Louis area. Job Summary Provide engineering design support focused on manufacturing tooling in a heavy manufacturing environment. This role is responsible for the design, development, modification, and validation of production tooling and fixtures that enable safe, repeatable, and efficient fabrication, machining, assembly, and test...
CI
Feb 28, 2026
Full time
Product Engineer-
Central Illinois Manufacturing Company Kennett, MO, USA
Full-Time/Part-Time Full-Time Shift Days Description Job Title : Product Engineer Department: 20-Engineering Reports To: Plant Manager FLSA Status: Exempt Location: Kennett, MO Days: 7am-3pm Job Summary: The Product Engineer serves as a key technical resource supporting both new product development and existing product lines. This role requires strong attention to detail in design, documentation, and execution to ensure products meet performance, cost, and reliability goals throughout their lifecycle. The ideal candidate is organized, proactive, and able to manage multiple projects thoughtfully, taking ownership and driving them to completion through sound engineering judgment and collaboration. Essential Duties and Responsibilities: Provide applications technical support to internal and external customers regarding filtration performance, compatibility, installation, and troubleshooting. Translate customer application needs (flow rate,...
ET
Feb 28, 2026
Full time
Product Engineer - Engineering/Product Development
Eaglepicher Technologies MO, USA
Overview ABOUT EAGLEPICHER EaglePicher Technologies is driving the electrification of defense, aviation and space. We provide the broadest range of battery systems in the world for the most demanding applications. We develop leading-edge products that make drones fly higher, undersea vessels run longer, aircraft fly farther, rockets launch safely and satellites operate longer. With our cutting-edge research and manufacturing, we continue to set new standards in the industry. For 100 years, we have provided mission-critical power solutions to the defense, aviation and space markets. EaglePicher provides custom battery assemblies, battery management systems, pyrotechnic devices and other power solutions. Our employees are passionate, dedicated and empowered to realize our vision. We strive for the right mix of people with diverse backgrounds personalities and perspectives, and to ensure this works, we create an inclusive work environment that places a premium on communication...
MC
Feb 28, 2026
Full time
Fire Protection Engineer
McClure St. Louis, MO, USA
Job Type Full-time Description We are seeking an experienced Fire Protection Professional Engineer (PE) to lead the design, analysis, and implementation of fire protection and life safety systems across a variety of commercial, industrial, and institutional projects. This role provides technical leadership, ensures code compliance, and supports clients in achieving safe, resilient, and cost-effective solutions. Key Responsibilities Fire Protection System Engineering Design and develop fire suppression, detection, and alarm systems (e.g., wet/dry sprinkler systems, clean agent systems, fire pumps, mass notification). Prepare engineering drawings, specifications, and technical reports. Code Compliance & Life Safety Interpret and apply relevant codes and standards (e.g., NFPA , ICC , IBC , IFC , FM Global ). Conduct building code and life safety analyses, including egress, occupancy classification, and hazard assessments. Collaborate with AHJs...
ET
Feb 27, 2026
Intern
Intern - Manufacturing Engineer
Eaglepicher Technologies MO, USA
Overview ABOUT EAGLEPICHER EaglePicher Technologies is driving the electrification of defense, aviation and space. We provide the broadest range of battery systems in the world for the most demanding applications. We develop leading-edge products that make drones fly higher, undersea vessels run longer, aircraft fly farther, rockets launch safely and satellites operate longer. With our cutting-edge research and manufacturing, we continue to set new standards in the industry. For 100 years, we have provided mission-critical power solutions to the defense, aviation and space markets. EaglePicher provides custom battery assemblies, battery management systems, pyrotechnic devices and other power solutions. Our employees are passionate, dedicated and empowered to realize our vision. We strive for the right mix of people with diverse backgrounds personalities and perspectives, and to ensure this works, we create an inclusive work environment that places a premium on communication...
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