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45 mechanical design engineering intern jobs found

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mechanical design engineering intern Missouri
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HU
Mar 24, 2026
Intern
Engineering Intern
Hendrickson USA, LLC MO, USA
Design Engineering Summer Internship Position Summary We are seeking a motivated and detail-oriented Design Engineering Intern to support our engineering team with 3D modeling, drafting, and data management initiatives. This internship provides hands-on experience with SolidWorks, exposure to real-world product development workflows, and the opportunity to assist with MRP (Material Requirements Planning) system data cleanup to improve the accuracy and efficiency of our manufacturing processes. The ideal candidate has a strong interest in mechanical design, enjoys problem solving, and is eager to learn in a fast-paced engineering environment. Key Responsibilities 3D Modeling & Engineering Support (Primary Focus) • Create and update 3D models, parts, assemblies, and drawings using SolidWorks. • Assist engineers in developing new concepts, prototypes, and product improvements. • Generate engineering documentation including BOMs, exploded views, and technical drawings. •...
TH
Mar 22, 2026
Intern
Summer 2026 Structural Engineering Intern
The Haskell Company St. Louis, MO, USA
Overview Are you ready to move your career forward, and start the BEST job of your life? Haskell is committed to providing you with the resources to help you grow and discover your potential. We promote an environment that encourages innovative ideas and allows you to develop the best "how" to get the job done. Haskell's Design & Consulting Team unites architecture, engineering, and consulting professionals from across industries and geographies. Our diverse and innovative team allows Haskell to serve our clients with multiple project delivery methods including design-build, engineer-procure-construct, fee-for-service, or consulting services. These services allow our team to form a strong rapport with clients, marshalling them as they grow and helping them address industry and market challenges. The Design & Consulting Team serves a diverse set of markets including food and beverage, consumer products, aviation and aerospace, civil infrastructure, healthcare, and...
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...
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...
ET
Feb 27, 2026
Intern
Intern - Product 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...
ET
Feb 22, 2026
Intern
Intern - Product 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...
KB
Feb 21, 2026
Intern
Intern, Product Support Team Mechanical Engineer
Knorr-Bremse Grain Valley, MO, USA
Intern, Product Support Team Mechanical Engineer LOCATION: Grain Valley / Missouri (US-MO), United States " BRAND: KB Signaling " REQUISITION ID: 9331 " JOB GRADE: 0 " ON-SITE/REMOTE: On-site KB Signaling delivers unparalleled end-to-end wayside and onboard conventional signaling Control, Command, and Signaling (CCS) platforms and solutions. A trailblazer, we are driven to provide the best solutions for improved safety, performance, and lower overall operating cost for today's transit and freight railway systems and operators in North America and beyond. Our team is fueled by innovation and grounded in solid values, like giving back to the communities where we do business and embracing sustainability to help protect our planet. KB Signaling is part of a global, high-tech company that will challenge you and help you grow. Discover your potential. JOB DESCRIPTION: Job Title: Mechanical Engineer Intern - Product Support Team Location: Grain Valley, MO...
DA
Jan 26, 2026
Intern
Engineering Design Intern
$17.00 hourly
DAP Fenton, MO, USA
Job Description DAP is looking to hire Engineering Design Intern for Summer 2026. Responsibilities: The summer intern would work under mentorship of Sr. Design Engineer. The intern will work on Participate in assembly, testing, and evaluation of engineering prototypes. Conduct upfront engineering system research for new to market products. Utilize Solidworks CAD program to generate and update engineering documentation. Pay $17 / hour. Requirements Major: Mechanical Engineering Freshman, Sophomore or Junior. Able to use Excel, Word and MS Project to complete assigned tasks. A working familiarity with Solidworks is preferrable. Candidate should have excellent communication skills since they will be interfacing with team members in Baltimore and in Fenton. Good time management skills. Attention to details, inquisitive, good notes taker, desire to learn and grow. About DAP DAP is a market leading manufacturer, innovator and marketer of home...
TH
Jan 25, 2026
Intern
Summer 2026 Electrical Engineering Intern
The Haskell Company St. Louis, MO, USA
Overview Are you ready to move your career forward, and start the BEST job of your life? Haskell is committed to providing you with the resources to help you grow and discover your potential. We promote an environment that encourages innovative ideas and allows you to develop the best "how" to get the job done. Haskell's Design & Consulting Team unites architecture, engineering, and consulting professionals from across industries and geographies. Our diverse and innovative team allows Haskell to serve our clients with multiple project delivery methods including design-build, engineer-procure-construct, fee-for-service, or consulting services. These services allow our team to form a strong rapport with clients, marshalling them as they grow and helping them address industry and market challenges. The Design & Consulting Team serves a diverse set of markets including food and beverage, consumer products, aviation and aerospace, civil infrastructure, healthcare, and...
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...
BS
Mar 24, 2026
Full time
Robotics Support Engineer
Bastian Solutions MO, USA
Job Overview A Support Engineer finds solutions (mechanical/electrical engineering) to problems with products and helps customers work through technical difficulties. The Support Engineer responds to customer needs 24/7/365. The role is responsible for: tracking and documenting customer issues, obtaining data for consultation with other business units on issues and resolution, and communicating with the customer on the status and resolution planned for their needs. The person in the role will champion design changes needed to meet customer needs and design short-term and long-term resolutions for products that are in the field. The person will also attend design reviews and provide insight to design for reliability, maintenance and repair and work through issues with legacy products and the various versions/releases of legacy products. THIS IS AN ENGINEERING ROLE, NOT AN IT SUPPORTING ROLE. Job Functions Monitor incoming customer issues 24/7/365. On call would be shared...
Cl
Mar 24, 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...
GF
Mar 24, 2026
Full time
Sr. Substation Engineer
$107,000 - $165,000 yearly
Gannett Fleming, Inc. Remote (Kansas City, MO, USA)
GFT is seeking experienced Mid to Senior Substation Engineers (Electrical Engineers) to join our expanding Power Group. As a substation engineer, you will lead or support utility and power substation projects and clients. This role is a remote role. Joining the power team at GFT means engaging in cutting-edge projects that drive the future of energy infrastructure. Our team excels in providing solutions for power transmission, distribution, and renewable energy, utilizing advanced technologies and creative problem-solving to meet today's diverse energy needs. Be part of a dynamic group dedicated to enhancing system reliability, sustainability, and efficiency while shaping the energy landscape for a resilient and sustainable future. Discover some of our signature power and energy projects here. What you'll be challenged to do: As a Sr. Substation Engineer, you will lead or support utility and power substation projects and clients. You will have need to have...
AS
Mar 23, 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...
AI
Mar 22, 2026
Full time
Lead Mechanical Engineer
Advanced Industries LLC Odessa, MO, USA
Job Type Full-time Description The Lead Mechanical Engineer is a key technical leader responsible for the design and development of complex mechanical systems across product lines, with a strong emphasis on defense applications. This role focuses on engineering robust, and compliant solutions designed to meet customer specifications, military standards and cost targets. This position requires deep mechanical design expertise, leadership in requirements-driven product development, and strong cross-functional collaboration. The Lead Mechanical Engineer owns the translation of customer and regulatory requirements into engineered solutions, ensuring performance, reliability, compliance and manufacturability. ESSENTIAL DUTIES AND RESPONSIBILITIES • Lead the design and development of mechanical systems from concept through production. • Translate customer requirements and military specifications into engineering solutions. • Maintain requirements traceability matrices. •...
ES
Mar 22, 2026
Full time
Project Engineer - Gas
$90,000 - $100,000 yearly
ENTRUST Solutions Group St. Louis, MO, USA
Introduction: Join our dedicated team as a Project Engineer , where you will contribute to critical infrastructure projects that support safe, reliable energy delivery. ENTRUST Solutions Group is an industry leader in engineering, consulting, and automation services, recognized as an ENR Top 100 firm. In this role, you will be at the forefront of designing and delivering natural gas distribution and transmission solutions, ensuring projects meet the highest standards of quality, safety, and regulatory compliance. Responsibilities: In this role, you will support the design and execution of natural gas infrastructure projects, including gas distribution and transmission systems, meter and gate stations, and high-pressure pipelines. You will work closely with Project Managers and senior technical leaders to advance engineering designs, identify opportunities for process improvement, and deliver high-quality results. You will assist with proposal development, estimating...
Cl
Mar 22, 2026
Full time
Regional Manufacturing Engineer - Automation
Clarios Remote (Saint Joseph, MO, USA)
What you will do Innovation and Technological Advancement: Stay abreast of the latest trends and advancements in manufacturing technology, including automation, robotics, machine learning and artificial intelligence. Lead the initiative to research, evaluate, and implement new technologies that can enhance efficiency, reduce costs, and improve quality in the manufacturing process. Collaboration with SME Leaders and Product Engineering: Work closely with Subject Matter Expert (SME) leaders and Product Engineering teams to design systems. This involves creating change identification triggers, developing standards for criteria, and establishing approval processes, with the aim to minimize complexities and improve profitability. Sustainability and Environmental Compliance: Ensure that all automated processes and equipment adhere to environmental regulations and sustainability goals. Promote eco-friendly practices in manufacturing operations, focusing on reducing the carbon...
EN
Mar 22, 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...
AS
Mar 20, 2026
Full time
Distribution Line Design Engineer - Design Center
Ameren Services Jefferson City, MO, USA
About Ameren Missouri Ameren Missouri has been providing electric and gas service for more than 100 years, and our electric rates are among the lowest in the nation. Ameren Missouri's mission is to power the quality of life for our 1.2 million electric and 132,000 natural gas customers in central and eastern Missouri. Our service area covers 64 counties and more than 500 communities including the greater St. Louis area. Our benefits include: Medical coverage on date of hire 100% employer paid cash balance pension plan 401(k) with company match fully vested on date of hire Minimum of 15 days paid vacation and 12 paid holidays Paid parental leave and family caregiver leave Visit our Benefits & Perks Page for more information on benefits provided to regular full-time employees. About The Position The Distribution Line Design Engineer is primarily responsible for the design activities associated with the safe and reliable development of the electric distribution...
HO
Mar 18, 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...
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