Post job

Mechanical engineering internship jobs in Missouri

- 253 jobs
  • Associate / Experienced Aeroelasticity and Dynamics Engineer

    Boeing 4.6company rating

    Mechanical engineering internship job in Hazelwood, MO

    At Boeing, we innovate and collaborate to make the world a better place. We're committed to fostering an environment for every teammate that's welcoming, respectful and inclusive, with great opportunity for professional growth. Find your future with us. The Boeing Defense, Space & Security (BDS) organization is seeking an Associate/Experienced Aeroelasticity and Dynamics Engineer to support tactical aircraft programs in Hazelwood, MO. As a member of the BDS Fixed-Wing Loads & Dynamics (L&D) Capability Team, you will be part of a core engineering team directly supporting production and development programs including F-15, F/A-18, T-7A, MQ-25, and proprietary programs. The L&D team is looking for individuals with experience in flutter, divergence, structural mode interaction (SMI) and aeroservoelasticity (ASE). Flight engineers are essential to the development, safety and success of our products and solutions. Each day, they go above and beyond to meet our customers' overall mission requirements-from initial vehicle concept definition through design, test, validation and in-service support. Your expertise in areas such as Aerodynamics; Propulsion; Guidance, Navigation & Control; and Loads & Dynamics will drive the future of aerospace. The Flight Systems Engineering Capability is an exciting organization in Boeing Defense, Space & Security responsible for performing Flight Engineering across a large portfolio of products and development programs. Product areas within the Flight Systems Capability in the St. Louis region include Fighter Aircraft, Unmanned Aircraft, and Missiles/Weapons Systems. The set of specialized capabilities and skills maintained by our teammates are the foundation of what defines the majority of our Boeing products; things that FLY! The St. Louis region is continuing to grow, and Flight Engineering is looking for motivated, talented engineers to join the Boeing team on the exciting programs located in this region. Selected candidates will work a wide range of programs that will require design, analysis and testing in Flight disciplines to meet our customers' requirements. Join our team and become a Flight Engineer with unmatched opportunity and potential; you'll be supported to develop and maintain specialized skills that may be applied across multiple product domains. You'll benefit from exposure to a variety of unique and challenging projects, and collaborate closely with other engineering disciplines and industry experts. Boeing is the world's largest aerospace company. We are engineers and technicians. Skilled scientists and thinkers. Bold innovators and dreamers. Join us, and you can build something better for yourself, for our customers and for the world. Position Responsibilities: Support the development of air vehicle requirements for aeroelasticity including flutter, divergence, freeplay and rigidity Collaborate with the airframe & subsystems design and analysis engineers to generate integrated aero and structural models for flight vehicle analysis consistent with a Model Based Engineering (MBE) environment Perform and lead analysis for flutter, divergence, aeroservoelasticity, freeplay and rigidity to support air vehicle design and stores integration Define allowable flight envelopes and operational limits Support the development of flight flutter test and ground vibration test plans Create finite element models and correlate to test results Perform ground and/or flight test programs, by the development of test requirements, providing data for pre-test analysis, monitoring testing, data analysis and documenting results, in order to support design and verification of vehicle and components Provide data to support the definition and documentation of structural design requirements for the service life of the product, to ensure company, customer and regulatory requirements are met Present engineering data and results to management and customers during program level reviews and other technical meeting Basic Qualifications (Required Skills/Experience): Bachelor of Science degree in Engineering, Engineering Technology (including Manufacturing Technology), Computer Science, Data Science, Mathematics, Physics, Chemistry or non-US equivalent qualifications directly related to the work statement 2 or more years' related work experience or an equivalent combination of technical education and experience Course work and/or work experience in one or more of the following technical competencies: Aerodynamics, Stability & Control, Structural Dynamics / Vibrations, Aeroelasticity, and/or Finite Element Analysis (FEA) Experience with programming languages, scripting, and data analysis Preferred Qualifications (Desired Skills/Experience): Active U.S. Security Clearance in the past 24 months Level 3: 5 or more years' related work experience or an equivalent combination of technical education and experience 2+ years of experience in flutter analysis, divergence analysis, aeroservoelastic analysis, structural dynamics, and finite element methods 2+ years of experience working with Laboratory Test, Flight Test and/or Flight Science domains 2+ years of experience with Air Vehicle Systems Strong communication skills and customer focus Experience leading teams on complex projects Experience with one or more of the following programming languages do you have? (C, C++, Fortran, Python, Matlab, etc.) Outstanding written and verbal communication skills, as well as excellent interpersonal and team skills Experience in engineering modeling and/or analysis with computer programming of analytical models, simulations, and/or data processing Engineering experience with tactical fixed wing aircraft Drug Free Workplace: Boeing is a Drug Free Workplace where post offer applicants and employees are subject to testing for marijuana, cocaine, opioids, amphetamines, PCP, and alcohol when criteria is met as outlined in our policies. At Boeing, we strive to deliver a Total Rewards package that will attract, engage and retain the top talent. Elements of the Total Rewards package include competitive base pay and variable compensation opportunities. The Boeing Company also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. The specific programs and options available to any given employee may vary depending on eligibility factors such as geographic location, date of hire, and the applicability of collective bargaining agreements. The Boeing 401(k) helps you save for your future, with contributions from Boeing that can help you grow your retirement savings. Our best-in-class retirement benefit features: Best in class 401(k) plan: we'll match your contributions dollar for dollar, up to 10% of eligible pay with Immediate 100% vesting Student Loan Match: The Boeing 401(k) Student Loan Match allows eligible enrolled U.S. employees to have their qualified student loan debt payments counted, along with any match-eligible contributions they make, for purposes of determining the Company Match to employees' Boeing 401(k) accounts. Pay is based upon candidate experience and qualifications, as well as market and business considerations. Summary pay range: Level 2: $76,500 - $103,500 Level 3: $95,200 - $128,800 Applications for this position will be accepted until Jan. 05, 2026 Export Control Requirements: This position must meet U.S. export control compliance requirements. To meet U.S. export control compliance requirements, a “U.S. Person” as defined by 22 C.F.R. §120.62 is required. “U.S. Person” includes U.S. Citizen, U.S. National, lawful permanent resident, refugee, or asylee. Export Control Details: US based job, US Person required Education Bachelor's Degree or Equivalent Required Relocation This position offers relocation based on candidate eligibility. Security Clearance This position requires the ability to obtain a U.S. Security Clearance for which the U.S. Government requires U.S. Citizenship. An interim and/or final U.S. Top Secret Clearance Post-Start is required. Visa Sponsorship Employer will not sponsor applicants for employment visa status. Shift This position is for 1st shift Equal Opportunity Employer: Boeing is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law.
    $95.2k-128.8k yearly Auto-Apply 3d ago
  • Engineering Intern - Summer 2026

    Grimco, Inc. 4.1company rating

    Mechanical engineering internship job in Owensville, MO

    Do you want to work for a company where the people are the purpose? Grimco is a leading $1.5 billion sign supply distribution company serving the graphics and signage industry. As a family-owned business, we combine the stability and resources of an industry leader with the agility and innovation of an entrepreneurial environment. Job Description We're seeking a Mechanical/Industrial Engineering Intern who wants real-world experience applying Six Sigma methodologies in a manufacturing environment. You'll own process improvement projects from concept to completion, working hands-on in our production facility to drive measurable operational enhancements. What You'll Do Design and execute Design of Experiments (DOE) in manufacturing environments to optimize process parameters and product quality Conduct Big Data Analysis to uncover patterns and insights from production data streams Combine AI with Mechanical and Industrial Engineering tools to develop intelligent automation solutions Execute DMAIC projects to reduce process variation and eliminate manufacturing waste Conduct time studies, process mapping, and statistical analysis to identify improvement opportunities Design and prototype automation solutions for production line efficiency Apply statistical process control techniques to monitor and optimize manufacturing operations Collaborate with production teams to implement Lean manufacturing principles Present data-driven findings and recommendations to facility leadership Qualifications Currently pursuing a degree in Industrial, Mechanical, Manufacturing, or related Engineering field Expected graduation date: 2027 or 2028 Coursework or project experience in Six Sigma, statistical analysis, or process improvement Self-starter who thrives with autonomy and data-driven problem solving Comfortable working in a manufacturing environment with production equipment Familiarity with statistical software, process mapping tools, or quality control methodologies Ready to make your mark? Apply today and join us in driving operational excellence in sign manufacturing! What We Offer Hands-on experience applying Six Sigma tools with immediate impact Mentorship from experienced engineering professionals and certified Black Belts Exposure to diverse manufacturing processes in the sign and graphics industry Competitive internship compensation Potential for full-time opportunities upon graduation Additional Information Grimco is a national wholesale sign supply manufacturer and distributor with over 50 locations across North America. We focus on distributing quality products and providing excellent service to the sign industry. Our offering of sign supplies includes traffic signs, blanks, substrates, boards, digital print media, wrap films, sign vinyl, application tape, banner material and supplies, sign frames, banner stands, LEDs and electrical accessories, grand format solvent/UV/latex printers, inks, software and more. By completing this online application for employment, you certify that the information on this application is true and complete to the best of your knowledge. You understand that any misrepresentation or omission of fact in response to any inquiry made in this application may result in rejection of application or, if hired, dismissal whenever it is discovered. You authorize and release all parties from any liability or damage that may result from seeking, furnishing, or using such information. You understand and agree that, if hired, your employment is for no definite period and may, regardless of the date of payment of compensation, be terminated by Grimco, Inc. at any time, for any or no reason, with or without notice. You understand that no representation to the contrary is valid unless in writing, set a definite term of employment, and signed by the company's CEO. You further understand and agree that any job offer is contingent upon your passing, to the company's satisfaction, a drug and/or alcohol test, criminal background check and other possible screenings. You understand that this application is active for 90 days only, and if you do not hear from the company but still wish to be considered for employment after 90 days, you will need to fill out a new application.
    $28k-40k yearly est. 3d ago
  • Mechanical Engineering Intern (Summer 2026)

    Amrize

    Mechanical engineering internship job in Bloomsdale, MO

    Pay Type: Estimated Wage Range: $20.00 - $26.00/Hourly Amrize is building North America. From bridges and railways to data centers, schools, offices and homes, our solutions are inside the buildings and infrastructure that connect people and advance how we live. And we invite you to come and build with us. As the partner of choice for professional builders, we offer advanced branded solutions from foundation to rooftop. Wherever our customers are, whatever their job, we're ready to deliver. Our 19,000 colleagues work across 1,000 sites supported by an unparalleled distribution network. Infrastructure, commercial and residential, new build, repair and refurbishment: We're in every construction market. Amrize listed on the New York Stock Exchange and the SIX Swiss Exchange on June 23, 2025, following our spinoff as an independent company. Join us and build _your_ ambition. Learn more at ********************** (****************************************** Description: Join Amrize as a Mechanical Engineering Intern (Summer 2026) and help construct whats next. If you're ready to put your skills to work on projects that matter - and build a career with a company that's building North America - we want to hear from you! Driven by our purpose: Building progress for people and the planet. We are transforming to become the leader in innovative and sustainable building solutions. Amrize offers an unparalleled range of innovative cement, aggregates, asphalt, concrete products and construction services that have been the foundation for infrastructure projects across the globe. To move the industry forward to a greener future we need people who are passionate about sustainability, are driven to shape and influence perception and keen to build, grow and thrive in our high-performance culture. **ABOUT THE ROLE** As we continue to look for more sustainable ways to build, we need world-class talent to join our team. We are seeking an Mechanical Engineering Intern for Summer 2026 who is passionate about sustainability, driven by curiosity and keen to grow, learn, develop and thrive in our high-performance culture. This opportunity will be a 10-week, paid internship beginning May 27th, 2026. This internship will be based at our site in Ste. Genevieve, MO. **WHAT YOU'LL BE DOING** + Gain knowledge about the operating procedures, process control plans and various products at one of our Cement plants. + Understand various mechanical, maintenance, and production operations. + Collate data, establish process correlations and develop strategies for capital projects. + Acquire firsthand knowledge on how to ensure maximum process equipment capacity usage through continuous monitoring and improvement of process control parameters. + Will be assigned to a real job/task and expected to make a contribution that will have an impact on the business. + Utilize various skill sets/knowledge during day-to-day operations and to achieve team/company goals. + Create a presentation at the end of your internship to executive leadership regarding what you have learned and what you believe you have contributed to the business. **WHAT WE ARE LOOKING FOR** We are looking for enthusiastic students who meet the following criteria: + Currently enrolled in an undergraduate program majoring in Mechanical Engineering. + Strong academic performance with a solid understanding of engineering principles. + Geographic flexibility to work at various sites. + Excellent communication skills, both oral and written. + High energy and a proactive approach to tackling new challenges. + A team player who can collaborate across different levels of the organization. + Willingness to spend significant time in the field, gaining hands-on experience and firsthand knowledge of our business operations. **SCHEDULE AND ENVIRONMENT** + Work Schedule: This is an onsite role with a mandatory 40-hour work week, Monday through Friday, working an 8-hour shift each day. + In this internship position, you will be working in a cement manufacturing/production environment. Within this environment, you will be exposed to moving mechanical equipment, airborne particles, outside weather conditions, and more. + You will be responsible for your own transportation to and from your worksite for the summer. + Throughout the duration of your internship, you may be required to travel for site tours, shadow experiences, or intern events. **BENEFITS OF OUR INTERNSHIP PROGRAM** + Experience within the building materials industry. + Mentorship and professional development training throughout the summer. + A culture that promotes diversity, teamwork, work/life balance, and recognition. + Learn about the industry from all levels of Amrize management. + Potential opportunity, upon graduation, for full-time employment with a successful, fast-growing company! **BUILDING INCLUSIVE WORKSPACES** At Amrize, there is endless opportunity for you to play your part. Whether you're in a technical, managerial, or frontline role, you can shape a career that works for you. We're seeking builders, creative thinkers and innovators. Come put your expertise to work while developing the knowledge and skills to drive your career forward. With us you'll have the chance to build your ambition! Amrize North America Inc. takes pride in our hiring processes and our commitment that all qualified applicants will receive consideration for employment without regard to age, race, color, ethnicity, religion, creed, national origin, ancestry, gender, gender identity, gender expression, sex, sexual orientation, marital status, pregnancy, parental status, genetic information, citizenship, physical or mental disability, past, current, or prospective service in the uniformed services, or any other characteristic protected by applicable federal, state or local law. Amrize North America Inc, and its respective subsidiaries are Equal Opportunity Employers, deciding all employment on the basis of qualification, merit and business need. Amrize Canada Inc. is committed to the principles of employment equity and encourages the applications from women, visible minorities, and persons with disabilities. In compliance with the ADA Amendments Act (ADAAA), if you have a disability and would like to request accommodation in order to apply for a position with us, please email recruiting-accommodations@amrize.com . This email address should only be used for accommodations and not general inquiries or resume submittals. In Ontario, our organization/business is committed to fulfilling our requirements under the Accessibility for Ontarians with Disabilities Act. Under the Act, accommodations are available on request for candidates taking part in all aspects of the selection process. While we sincerely appreciate all applications, only candidates selected for an interview will be contacted. **Nearest Major Market:** St Louis
    $20-26 hourly 41d ago
  • Internship (Summer 2026) - Mechanical Engineering

    Intramotev

    Mechanical engineering internship job in Saint Louis, MO

    About Us: At Intramotev, we are dedicated to revolutionizing the freight industry by liberating tons of freight from congested highways, reducing carbon emissions, and enhancing transportation efficiency. We are deploying self-propelled battery-electric railcars and vehicles to transform freight logistics and bring innovation to our rail network. Based in St. Louis, MO, we are committed to promoting industrial revitalization, saving lives, and minimizing the environmental impact of trucking/transportation. We actively foster a work environment for every teammate that's welcoming, respectful and inclusive, with great opportunities for professional growth. Find your future with us. Role Overview: Intramotev is seeking Mechanical Engineering Internship candidates to join the Mechanical Engineering team to support the development of electric propulsion systems for self-propelled rail vehicles. This full-time, in-office paid position, based in St. Louis, MO, involves working in a dynamic team environment. Due to the research nature of the work, project objectives and requirements are likely to evolve. Position Responsibilities: Executes conceptual and detailed design tasks related to mechanical elements of the powertrain/drivetrain system. Contributes to the design and development of powertrain components including electric motors, gearboxes/transmissions, drivetrain suspension, drive couplings, cooling systems, and enclosures. Assists in designing and implementing powertrain testing infrastructure, including test stand fixtures and dyno equipment. Completes 3D mechanical design using relevant software (e.g., Autodesk Inventor, Fusion). Completes 2D drawings. Participates in design reviews and peer reviews. Collaborates with manufacturing colleagues to ensure Design for Manufacturing (DFM) requirements are met. Team Dynamics: Work within dynamic teams on diverse projects, typically ranging from small (1-2) to medium (3-10) members. Foster excellent interpersonal and communication skills to thrive in a collaborative environment. Adapt to evolving project objectives and requirements, as the work often involves a research nature and prioritized capability enhancements. Why Join Us? Career Growth: Develop your career with a forward-thinking company dedicated to transforming rail technology. Innovative Environment: Contribute to groundbreaking projects that bridge the past and future of rail transport. Impactful Work: Be a key player in creating solutions that promote a more sustainable and efficient rail network. About You: Basic Qualifications (Required Skills/Experience): Working towards a Bachelor's degree in mechanical engineering, electrical engineering, manufacturing engineering, or a related field. * This internship is open to students after completing their sophomore or junior years of school, as well as graduate students. Previous internship, university research, or extra-curricular experience with electromechanical/multidisciplinary product design. Understanding of design for vehicle manufacturing processes. Experience with 3D modeling software and GD&T. Must be legally authorized to work in the U.S. CPT/OPT is supported. Fluent in both written and verbal English. Preferred Qualifications (Desired Skills/Experience): Candidate should have a working knowledge of one or (ideally) multiple areas listed below: Rail Vehicles / Rail Systems. Vehicle Electrification / Powertrain Design / E-Axle Development. Electric Vehicle (EV) experience. Familiarity with thermal management system design. Familiarity with thermal analysis software (e.g., ANSYS, COMSOL) and CAD tools (e.g., AutoCAD). Demonstrated experience working on project teams and collaborating with other engineering disciplines. Typical Education and Experience: Education/experience typically acquired through advanced technical education (e.g. Bachelor) and typically 1 or more years' related work (internship/cooperative work) or university course projects experience. Relocation: This position does not offer relocation. Equal Opportunity Employer: Intramotev is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law. Schedule: Full time, based in St. Louis, MO.
    $36k-51k yearly est. 9d ago
  • Mechanical Engineering Intern

    Custom Truck One Source 4.2company rating

    Mechanical engineering internship job in Kansas City, MO

    EXTRAORDINARY PEOPLE. EXCITING POSSIBILITIES. GREAT OPPORTUNITY. Custom Truck One Source has changed the way the industry looks at specialized trucks and heavy equipment solutions. With sales, rentals, aftermarket parts and service, equipment customization, remanufacturing, financing solutions, and asset disposal, our team of experts, vast equipment breadth and integrated network of locations across North America offer superior service and unmatched efficiency for our customers. Your success is what's next with Custom Truck One Source. Summary Founded to serve the specialized needs of the commercial truck and equipment industry, Custom Truck One Source has grown into a leading provider of custom-built vehicles, including bucket trucks, dump trucks, cranes, and mobile hydraulic equipment. As an Engineering Intern, you'll gain hands-on experience designing and supporting innovative solutions for these specialized vehicles and equipment. You will work closely with experienced engineering peers, mentors and managers to develop technical skills in electrical, mechanical, or manufacturing engineering, while contributing to real-world projects that drive our mission of delivering customized, high-quality trucks and equipment. This internship offers a collaborative environment, exposure to industry-leading technologies, and the opportunity to make a meaningful impact on our products and customers. What you will do Support a variety of engineering tasks with the goal to develop technical, social, and ethical skills Learn basic principles of Engineering Work under the guidance of experienced engineers on design projects Exercise responsible and ethical decision-making regarding company resources and conduct Electrical Engineers - System design Schematic creation and maintenance 3D conductor routing and CAD modeling Creation of harness and pinout drawings Electrical component sizing, specification, and selection Troubleshooting electrical issues on a range of products Providing guidance to shop floor on new installations Deep understanding of Bill of Material (BOM) structures Create detail drawings of 3D models (SolidWorks) Assist technical publications in creation of manuals (parts books, service manuals, operator manuals) Manufacturing Engineers Document designs using 3D solid (SolidWorks and/or OnShape) and 2D drafting software (AutoCAD) Evaluate weight and balance issues for road worthiness and crane stability Assist Manufacturing Engineering with development of work orders Maintain revision control on drawings and other controlled documents Generate manuals for designed equipment as required Data entry for Product Data Management system Mechanical Engineers Document designs using 3D solid (SolidWorks and/or OnShape) and 2D drafting software (AutoCAD) Create detailed drawings of 3D models (SolidWorks and/or OnShape) Create sales support drawings Analyze product failures, develop repairs and redesign accordingly Evaluate weight and balance issues for road worthiness and crane stability Assist Manufacturing Engineering with development of work orders Maintain revision control on drawings and other controlled documents Generate manuals for designed equipment as required Data entry for Product Data Management system What you will bring Pursuit of Bachelor's Degree in Electrical, Electronics, Manufacturing, Mechanical or Aerospace Engineering Proficiency in 2D and 3D CAD software such as SolidWorks, OnShape, Inventor, AutoCAD, Draftsight, etc Proficiency in MS Office, specifically Excel and Word Required Skills and Qualifications Preferred Skills and Qualifications Electrical Engineer Candidates Knowledge of controls programming Knowledge and experience with CAN buss Experience with SolidWorks CAD software Experience with SolidWorks Electrical Routing Design software - 2D (AutoCAD preferred) Other Requirements Regular, reliable attendance Work productively and meet deadlines timely Communicate and interact effectively and professionally with supervisors, employees, and others individually or in a team environment Perform work safely and effectively; understand and follow oral and written instructions, including warning signs, equipment use, and other policies Ability to sit in an office setting and perform computer work Ability to walk shop floor with workers and see issues firsthand Operation and review of construction equipment may be occasionally required; proper training will be provided prior to operation if necessary This job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee. Duties, responsibilities and activities may change, or new ones may be assigned at any time with or without notice. Custom Truck One Source is an Equal Opportunity Employer and provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws. Please note that we do not offer sponsorship for work authorization. Only candidates authorized to work in United States without the need for sponsorship will be considered for this position.
    $36k-45k yearly est. Auto-Apply 60d+ ago
  • Mechanical Engineering Internship - Summer 2026 (Multiple Locations)

    CRB Group, Inc. 4.1company rating

    Mechanical engineering internship job in Kansas City, MO

    CRB's nearly 1,400 expert professionals drive innovative, life-changing and life-saving solutions for manufacturers in the life sciences and food and beverage industries. Our mission, vision, and core values put client satisfaction and employee experience at the center of everything we do. As an AEC firm, we proudly specialize in industries that inherently carry important social responsibility - we recognize our impact and influence in the communities we serve and pursue corporate responsibility through the lens of people, community, and planet. From oncology and rare disorders to COVID-19 or alternative proteins, our design and construction projects are pioneering solutions addressing important issues such as food scarcity and global health. Job Description We are actively seeking a Mechanical Engineer Intern to join CRB. Join our firm for an internship journey where you'll dive into real-world project work, learn from industry leaders and fully immerse yourself in the CRB employee experience. This program is more than just an internship-it's an opportunity to grow, innovate, and make a tangible impact on how we do business. You'll have the chance to work hands-on with cutting-edge projects, collaborate with peers and industry leaders, and contribute your unique perspective to spark meaningful change. At CRB, we believe that learning should be as dynamic as it is engaging, and that work can be both challenging and enjoyable. Join us to expand your horizons, build lasting relationships, and experience what it truly means to be part of a team that's dedicated to innovation and excellence. How will I contribute? As a Mechanical Engineer Intern, you will work under the direction of an assigned mentor to develop and implement project deliverables. Mechanical Interns focus on the design and engineering of HVAC, mechanical utility, plumbing, fire protection, and other building support systems into the built work environment. Typical tasks and deliverables include load calculations, utility assessments, energy modeling, design reports, code evaluations, plans, schedules, installation details, specification and coordination with manufacturers and trade partners. Tasks will include utilizing computer aided drafting and engineering software. Core Responsibilities * Developing project documents (e.g., calculations, reports, construction drawings and specifications, etc.) for clients in coordination with regulatory bodies and industry standards. * Assisting with development of conceptual designs and coordinating with the design team under direction of the project team lead. * Coordinating with multiple disciplines and other internal and external team members (e.g., vendors, clients, and contractors). Qualifications Qualifications: * Currently pursuing a Bachelor's or Master's degree in Mechanical Engineering or Architectural Engineering from an accredited program * Available to work full-time during the internship period: May-August 2026 * Proficiency in Microsoft Office Suite (Outlook, Word, Excel, PowerPoint, OneNote) * Strong interest in the Food & Beverage or Life Sciences industries * Excellent problem-solving skills with the ability to analyze complex data and develop actionable insights * Strong communication and collaboration skills, with the ability to work effectively across disciplines and with internal and external stakeholders (vendors, clients, contractors) * Eagerness to learn about the AEC industry and apply academic knowledge to real-world engineering applications * Willingness to relocate or work in one of CRB's internship locations, which may include: Kansas City (MO), Raleigh (NC), Orange County (CA), Philadelphia (PA), St. Louis (MO), Boston (MA), San Diego (CA), Kalamazoo (MI), Denver (CO), and/or Rockville (MD) Preferred Qualifications * Experience with HVAC systems strongly preferred * Working towards Fundamental of Engineering Exam registration or completion preferred * Familiarity with AutoCAD, Revit, and 3D collaboration tools (Navisworks, BIM360 Suite, Assemble) * Familiarity with industry-specific regulations and standards within the AEC industry * Prior internship or co-op experience in Mechanical Engineering or related field Additional Information All your information will be kept confidential according to EEO guidelines. CRB is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer and it is our policy to provide equal opportunity to all people without regard to race, color, religion, national origin, ancestry, marital status, veteran status, age, disability, pregnancy, genetic information, citizenship status, sex, sexual orientation, gender identity or any other legally protected category. Employment is contingent on background screening. CRB does not accept unsolicited resumes from search firms or agencies. Any resume submitted to any employee of CRB without a prior written search agreement will be considered unsolicited and the property of CRB. Please, no phone calls or emails. CRB offers a complete and competitive benefit package designed to meet individual and family needs. If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process.
    $36k-45k yearly est. 60d+ ago
  • Mechanical Engineering Summer 2026 Internship - St. Louis

    BSA Lifestructures Inc. 4.1company rating

    Mechanical engineering internship job in Saint Louis, MO

    Job DescriptionAre you a current student searching for an Engineering Internship? BSA is seeking a current Architectural Engineering or Mechanical Engineering student that wants to join a firm that specializes in creating places that support, enhance and inspire healing, learning and discovery. We are now accepting applications for Summer 2026 internship opportunities in our St. Louis studio located in Creve Coeur, MO. What You'll Do: Participate in the development of design ideas based on factors such as appealing appearance, design-function relationships, serviceability, and client specifications. Prepare working drawings from sketches and design specification. Prepare presentations and materials for clients. Participate in project design meetings to experience how multi-disciplinary teams collaborate on project design and delivery. Attend client meetings; visit construction sites on projects. Participate in site surveys to gather field data. Education and Experience: Educational Background: Will be a current student of an accredited Mechanical or Architectural Engineering program during Summer of 2026 Software Skills: Familiarity with Revit, 3D CADD, SketchUp Office Tools: Familiarity with Microsoft Windows environment, Microsoft Office Suite Why You'll Thrive at BSA: Our core values define us: Partners: Our employee-owners value team success as well as individual success. Purposeful: Our experts are solution oriented, creating inspired solutions in healing, learning, and discovery environments. Learners: We are constantly striving for expertise and sharing knowledge. Owners: We are committed to a culture of empowerment; thinking and acting like employee-owners to ensure the success of our clients and our business. Ideal Team Players: We are humble, hungry, and smart. If these values resonate with you, we encourage you to apply and take the next step in your engineering career with BSA! BSA is an Equal Opportunity Employer BSA is unable to offer visa sponsorship now or in the foreseeable future. Candidates must be legally authorized to work in the United States without the need for current or future visa sponsorship.
    $36k-46k yearly est. 5d ago
  • Mechanical Engineering Intern

    Associated Electric Cooperative 4.3company rating

    Mechanical engineering internship job in Clifton Hill, MO

    At Associated Electric Cooperative, we're committed to providing reliable energy to the communities we serve with passion and precision. We're a tight-knit team dedicated to keeping the lights on and the energy flowing smoothly across our expansive network! From technical to operational to professional disciplines, our team brings a wide variety of skills, talents, and expertise to the table. We believe in both dedicating ourselves to excellence and investing in your growth. Are you a smart, driven student eager to take on the fascinating challenges of the power industry? Dive into the dynamic power industry with AECI's Thomas Hill Power Plant as a Mechanical Engineering Intern for summer 2026. What You'll Do: Take on engineering projects aimed at enhancing the reliability of our coal and gas plant fleet. Analyze plant equipment failure mechanisms and develop preventative maintenance strategies. Assist in testing coordination, data collection, report reviews, bid specification writing, and contractor bid evaluations. Support power plant improvement initiatives, including maintenance evaluations and cost-saving measures. Manage smaller-scale outage projects. Work full-time, Monday through Friday, with the potential to earn course credit (check with your school's career center). Who We're Looking For: Current Mechanical Engineering students who have completed at least two years toward a Bachelor of Science degree. Proficiency with Microsoft Office (Word, Excel, PowerPoint, OneNote, Access) and AutoCAD is preferred. Punctuality and reliable attendance are essential. Why choose AECI? Growth opportunities: Mentorship, training, and real-world experience. Culture: Inclusive, innovative, and dynamic work environment. Networking: Connect with industry leaders and peers. Ready to Apply? Visit AECI Careers to create your profile, upload your resume, cover letter, and most recent transcript (unofficial copies are fine), and then submit your application. AECI is fully committed to the concept and practice of equal opportunity and affirmative action in all aspects of employment. Please contact us if you require assistance in filling out an application. Individuals with disabilities should request reasonable accommodations in accordance with the Americans with Disabilities Act prior to an appointment. At Associated Electric Cooperative, all of our 700+ employees across MO/AR/OK territory play a crucial role in powering our mission! Whether you're an experienced professional or just starting your career, you'll find endless opportunities for career development here. Join us in an environment where your contribution is valued, and your career can thrive as we work together to keep the lights on! Ready to Energize your career? Visit our website at ******************** to learn more about Associated and apply for a position. Equal Opportunity Statement: AECI is fully committed to the concept and practice of equal opportunity in all aspects of employment. Please reference the contact information below if you require assistance in filling out an application. Individuals with disabilities should request reasonable accommodations in accordance with the Americans with Disabilities Act prior to an appointment. An equal opportunity employer and provider/disability/veteran.
    $36k-43k yearly est. Auto-Apply 60d+ ago
  • Manufacturing Engineering Trainee - January 2026

    Dodge Industrial, Inc.

    Mechanical engineering internship job in Grandview, MO

    Job Description Job Title: Manufacturing Engineering Trainee Location: Simpsonville, SC; Greenville, SC; Belton, SC; Rogersville, TN; Asheville, NC; Marion, NC; Kansas City, MO Reports to: Engineering Manager Employment Type: Full Time Industry: Manufacturing | Mechanical Power Transmission Components | Engineering Services Job Function: Engineering | Process Improvement Job Summary: The Manufacturing Engineering Trainee (MET) is an entry-level manufacturing engineering position tailored for high-potential future leaders of Dodge Industrial. This program will follow a formal and structured rotational training and development program for 1-2 years. This role will include: Assigned daily mentorship from a technical and non-technical senior leader. Pre-assigned critical hands-on manufacturing projects that aim to eliminate cost and time and improve safety, quality, and on-time delivery. Tremendous exposure to all levels of Dodge leadership. Rotational opportunity for all Dodge manufacturing facilities and the North American Headquarters. In-depth training from all facets of the business (i.e., human resources, supply chain, finance, quality, etc.). Required Qualifications: Engineering degree (mechanical, industrial, or related field). Experience/working knowledge of manufacturing processes through internship, co-op, or full-time employment. Must be currently authorized to work for Dodge Industrial in the United States (US). Strong analytical skills with an emphasis on critical thinking, root cause analysis, and problem-solving. Attention to detail with a strong sense of ownership and responsibility. Excellent written and verbal communication skills. Collaborates well with others and is a good team player. Preferred Qualifications: Ability to read and decipher manufacturing drawings and procedures. Has worked in a metal-cutting work environment. Working knowledge of CNC equipment and programming. Gearing or bearing experience is a plus. Intermediate materials knowledge. Comfortable with and has the desire to work on a manufacturing shop floor. Why Join Us? Work alongside a collaborative, experienced leadership team. Be part of an industry leader with a strong brand reputation and an innovation-driven culture. RBC Bearings is an Equal Opportunity Employer, including disability and protected veteran status. Equal Opportunity Employer This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.
    $44k-64k yearly est. 19d ago
  • Civil Engineering Internship - Site Design

    Olsson 4.7company rating

    Mechanical engineering internship job in Springfield, MO

    Springfield, MO ** We are Olsson. We engineer and design solutions that improve the world around us. As a company, we promise to always be responsive, transparent, and focused on results - for our people, our clients, and our company. We're a people-centric firm, so it's no surprise our greatest asset is our people. The impact this creates is an environment that encourages our people to grow and be creative with their talents. This approach builds a culture that is uniquely Olsson. It allows us to grow our people as we grow our business. This, in turn, creates a lasting impact on the world around us. **Job Description** Olsson's Site Design team provides design services for retail, commercial, mixed-use, and residential land development projects, along with industrial, sports, schools, and other site development types. As a summer 2026 civil engineering student intern, you will perform meaningful, hands-on, real-world work that will transform your classroom experience and help you envision your future career. You'll be part of our team, working for our clients on projects with our experienced staff and engineers. You'll assist with creating construction plans for sites that can include site layout, grading, stormwater, and utilities in AutoCAD and Civil 3D. You may also perform research, write technical reports, and travel to job sites. **Qualifications** **You are passionate about:** + Working collaboratively with others. + Having ownership in the work you do. + Using your talents to positively affect communities. **You bring to the team:** + Strong communication skills + Ability to contribute and work well on a team + Pursuing a degree in civil engineering + Working knowledge of AutoCAD (Civil 3D is a plus) + Proficiency in Microsoft Excel, Word, and Outlook + Strong attention to detail + Problem-solving and decision-making skills \#LI-DNI **Additional Information** Olsson specializes in engineering and design, client advisory services, planning, field services, and environmental. Improving the world has been our mindset from the very beginning, back when Olsson first opened for business in 1956. And it will be our mindset for years to come. As an Olsson employee, you will: + Receive a competitive 401(k) match + Be empowered to build your career with tailored development paths + Have the possibility for flexible work arrangements + Engage in work that has a positive impact on communities + Participate in a wellness program promoting balanced lifestyles In addition, full-time employees will receive our traditional benefits package (health care, vision, dental, paid time off, etc.) and the opportunity to participate in a bonus system that rewards performance. Olsson is an Equal Opportunity Employer. We encourage qualified minority, female, veteran, and disabled candidates to apply and be considered for open positions. We do not discriminate against any applicant for employment or any employee because of race, color, religion, national origin, sex, sexual orientation, gender identity, gender, disability, age, military status, or other protected status. Olsson understands the importance of privacy and is committed to protecting job applicants' personal information. Pursuant to the California Consumer Privacy Act, as amended by the California Privacy Rights Act (collectively, the "CCPA"), this notice explains Olsson's practices regarding the collection, use, and disclosure of personal information for job applicants residing in California. Please read this Notice carefully to understand our privacy practices. For more information about the types of information we collect and how we use it in connection with your general access and use of our website, please review our general California Privacy Noticehere (************************************** . Create a Job Alert Interested in building your career at Olsson? Get future opportunities sent straight to your email.
    $51k-65k yearly est. 60d+ ago
  • Platform Engineering Intern, Summer 2026 - St. Louis, MO

    Mastercard 4.7company rating

    Mechanical engineering internship job in OFallon, MO

    **Our Purpose** _Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential._ **Title and Summary** Platform Engineering Intern, Summer 2026 - St. Louis, MO This role is not eligible for Mastercard's work authorization sponsorship. As such, candidates must be eligible to work in the United States, now as well as in the future, without employer sponsorship. For example, students or recent graduates in the United States on an F1 visa (including those with CPT or OPT authorization) are not eligible for this role. Overview Mastercard works to connect and power a sustainable and inclusive global economy. We are a vehicle for commerce, a connection to financial systems for the previously excluded, a technology innovation lab, and the home of Priceless . We ensure every employee has opportunity to be a part of something bigger and to change lives. We believe in connecting everyone to endless, priceless possibilities. About the Team This team aims to establish a comprehensive technical asset management framework across the organization's Mainframe, AIX, and HP NonStop platforms. The initiative will identify, catalog, and analyze all physical and software assets, culminating in a centralized dashboard that tracks compliance with supported software versions and aligns software license inventory with actual deployments. Objectives: - Inventory all physical assets across mainframe, AIX, and HP NonStop platforms - Document hardware models, OS versions, and deployed software components - Map asset deployment locations and configurations - Build a dashboard to visualize compliance against supported software versions - Reconcile software license inventory with deployed software across platforms Internship Program Mastercard's summer internship program provides emerging talent with projects that will enhance skills as well as contribute to the department's goals and objectives. In this program, you will participate in: - Networking events, mentorship opportunities, and hear from senior leaders - Volunteer and team building opportunities - Formal performance assessments - End-of-summer presentations to peers and Mastercard leadership Qualifications - Currently enrolled in a bachelor's degree program majoring in Computer Science or a related field with a graduation date of December 2026 or beyond - Hands on experience working in data, ideally within Excel - Hands on experience with Python - Knowledge of building dashboards/data visualization tools (Domo, Power BI) - Experience connecting with an API to source data - Proficient in Microsoft Office applications - Excellent communication skills, ability and willingness to tackle complex problems Salary: $23-28/hr Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact reasonable_accommodation@mastercard.com and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly. **Corporate Security Responsibility** All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: + Abide by Mastercard's security policies and practices; + Ensure the confidentiality and integrity of the information being accessed; + Report any suspected information security violation or breach, and + Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines. In line with Mastercard's total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. The base salary offered may vary depending on multiple factors, including but not limited to location, job-related knowledge, skills, and experience. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; paid leaves (including 16 weeks of new parent leave and up to 20 days of bereavement leave); 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; 10 annual paid U.S. observed holidays; 401k with a best-in-class company match; deferred compensation for eligible roles; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement; and many more. Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury duty leave; and on-site fitness facilities in some locations.
    $23-28 hourly 60d+ ago
  • Project Engineer Intern

    Alberici 4.6company rating

    Mechanical engineering internship job in Saint Louis, MO

    Headquartered in St. Louis, Missouri with more than 1,200 employees and $1.5B in revenue, Alberici is a diversified construction company that partners with leading organizations throughout North America to build their most challenging and important projects. Since our founding in 1918, Alberici earned a reputation for executing with quality, safety and trust. Combined with our 100+ years of experience, we provide construction solutions to the automotive, commercial, civil, energy, food & beverage, healthcare, heavy industrial, industrial process, and water industries. We build the critical structures that improve lives and strengthen communities. Our mission is simple - and our approach to delivering on it is equally straightforward. We are as open and honest with our employees and partners as we are with our clients. We are here to work together to do the best work possible to bring this mission to life. When it comes to our team, Alberici employees are built differently. We seek the best and brightest and are committed to investing in our people and providing the training and resources they need to learn, grow, and advance. Our Values: * Working Safely * Valuing Diversity * Serving Humbly * Executing with Integrity * Solving Creatively * Engaging Fully POSITION SUMMARY The Project Engineer Intern is expected to complete projects determined by the hiring manager. Assignments will vary depending on current business needs. Essential Responsibilities & Duties include the following; however, other duties may be assigned. The Company provides reasonable accommodations to qualified individuals with a disability, unless doing so poses an undue hardship on the Company. To be a qualified individual, an employee must be able to perform each of the essential functions of his or her job with or without a reasonable accommodation. * Completes assignment which may include: * In house: Business Development (proposals) and/or estimating. * Project Site: Scheduling, work planning, and oversight of trades/subs under direction of Project Manager. * Travel to Company and subsidiary offices; offsite client, subcontractor, and supplier meetings; and other locations across North America to fulfill the essential duties of the role as required. * Regular and reliable attendance in person as required by your Supervisor, Company guidelines, and/or project and office obligations. Knowledge, Skills & Abilities * Reads, analyzes and interprets general business periodicals, professional journals, technical procedures, or governmental regulations. * Write reports, business correspondence and procedure manuals. * Calculates figures and amounts such as discounts, interest, commissions, proportions and percentages. * Applies concepts of basic algebra and geometry. * Defines problems, collects data, establishes facts and draws valid conclusions. * Interprets an extensive variety of technical instructions in mathematical or diagram form and deals with several abstract and concrete variables. * Organizes and manages time, duties and activities efficiently. * Utilizes Microsoft Office-based applications and project management software systems appropriate for this role. Education and Experience Applicants must maintain collegiate status for the duration of the internship with a focus in Civil, Construction Management, Industrial, Mechanical, or related engineering field. Individual assignments will vary based on project scope, phase, and job requirements. Alberici is a North American company with multiple Operating Companies: Alberici Constructors, Inc., Alberici Constructors, LTD., Alberici Construcciones, BRC, CAS Constructors, Filanc, Flintco, Hillsdale Fabricators, and Kienlen Constructors #LI-Onsite
    $39k-48k yearly est. 60d+ ago
  • Project Engineer Intern

    Garney 4.0company rating

    Mechanical engineering internship job in Kansas City, MO

    GARNEY CONSTRUCTION An Internship or Co-Op opportunity is available nationwide across multiple jobsites at Garney Construction. Positions are available during the Summer school term as an Internship or the Spring and Fall school terms as a Co-Op. You may work hands-on in the field or in the main office alongside project management and estimating personnel. During your term, you will gain perspective for how we construct our projects. WHAT YOU WILL BE DOING * Gaining craft experience. * Job site surveying. * Process and review shop drawings. * Subcontractor coordination. * Update as-built documents. * Work with scheduling system. * Detailed drafting. * Purchasing and material expediting. * Invoice verification and inventory analysis. * Promote job site safety. * Track labor and projections. * Daily and periodic report updates. WHAT WE ARE LOOKING FOR * Candidates must be currently enrolled and pursuing a degree in construction management, civil or mechanical engineering, or another related field. * Willing to relocate for their term. LET'S TALK THE PERKS! * Paid Holidays * Housing or Per Diem may be available CONTACT US If you are interested in this Internship or Co-Op opportunity then please APPLY NOW. For other opportunities available at Garney Construction go to careers.garney.com. If you have questions about the position or would like more information, please contact the College Recruiting Team at ****************************. THE BENEFITS OF WORKING AT GARNEY Free medical, prescription, dental, and vision plans ($0 premiums) Virtual doctor visits with no co-pay Shares of company stock at no cost starting your first day 401(k) plan with a 3.5% match Student loan resources Weekly paychecks Paid time off 8 paid holidays Health Savings Account (HSA) with a lump sum and matching contributions Free life insurance & disability policy Free access to healthcare coordinators Counseling sessions with mental health professionals at no cost Access to consultations with legal/financial professionals at no cost Free programs assisting with weight loss, maternity health, prescriptions for chronic conditions, and more 50% employee discount in the Garney apparel store BUILDING SUSTAINABLE FUTURES WITH THE WORLD'S MOST PRECIOUS RESOURCES-WATER AND PEOPLE. EEO - it's the law poster Right to work This organization participates in E-verify Nearest Major Market: Kansas City
    $35k-43k yearly est. Easy Apply 17d ago
  • Project Engineer Intern

    Emery Sapp & Sons 3.9company rating

    Mechanical engineering internship job in Kansas City, MO

    We are seeking a motivated and dedicated Part-Time Student Worker to join our team. This position is an excellent opportunity for students looking to gain hands-on experience in the construction industry while balancing their academic commitments. As a part-time student worker, you will work alongside experienced professionals, learn valuable skills, and contribute to the success of our projects. Key Responsibilities: Assist in Construction Activities: Work under the guidance of experienced construction professionals to perform various tasks such as digging, lifting, carrying, and using hand tools. Maintain Cleanliness: Keep the work area clean and organized to ensure a safe and efficient work environment. Material Handling: Assist in the handling and transportation of construction materials and equipment. Support Crew Members: Collaborate with the construction crew to complete tasks effectively and efficiently. Follow Safety Protocols: Adhere to all safety regulations and guidelines to minimize accidents and maintain a safe work environment. Learn and Develop Skills: Take advantage of the learning opportunities provided on the job to gain valuable construction skills and knowledge. Qualifications: Technical school, college, or university program. Strong work ethic and willingness to learn. Ability to follow instructions and work as part of a team. Basic knowledge of construction tools and equipment is a plus but not required. Physical fitness and the ability to perform physically demanding tasks. Punctuality and reliability are essential. Work Schedule: This is a part-time position designed to accommodate the student's class schedule. Flexible hours. Hours may vary depending on project needs and the student's availability. Compensation: Competitive hourly wage commensurate with experience and qualifications. Opportunity for skill development and advancement within the company. Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities The contractor will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information. 41 CFR 60-1.35(c)
    $33k-40k yearly est. Auto-Apply 60d+ ago
  • Project Engineer Intern - Summer 2026

    H J Enterprises Inc. 3.9company rating

    Mechanical engineering internship job in High Ridge, MO

    Job Description POWER YOUR FUTURE! Every time you turn on a light switch, H-J is helping to deliver that power! At The H-J Family of Companies, we help power the world-literally. As a global manufacturer of electrical components for power distribution, our products keep the lights on and industries moving. We're looking for curious, driven students who want more than just a summer job-interns who want real hands-on experience, opportunities to learn from experts, and a chance to spark their future careers. Project Engineer Intern Summary: As a Project Engineer Intern, you will work closely with Engineering, Production, Maintenance, and other departments to design, develop, and improve internal manufacturing processes and machinery. This role is highly hands-on, with opportunities to be involved in every stage-from design to implementation. The internship can also be structured as a co-op position. Projects You Will Work On: Aid in improving and developing both existing and new manufacturing processes. Collaborate with multiple departments to analyze problems and develop effective solutions. Assist in overseeing project implementation to ensure successful outcomes. Provide accurate and detailed information for manufacturing, assembly, and implementation. Maintain open communication with all stakeholders throughout each project. Skills and Requirements: Highly organized and detail oriented. Experience with 3D modeling; SolidWorks preferred. Ability to create accurate drawings from 3D models. Knowledge of machining, materials, or automation is a plus. Team player with strong motivation and problem-solving skills. Must be available to work on-site at our St. Louis, Missouri facility. Local candidates preferred; relocation and housing assistance are not provided. What You'll Gain: Hands-on experience managing projects from concept through implementation. Exposure to real-world challenges in manufacturing and engineering. Mentorship from experienced project and design engineers. Career-ready skills in design, documentation, and cross-functional teamwork. H-J is open to supporting this role as a Co-op. Please note: All internships are based at our High Ridge, Missouri location. These roles are designed for students who are local to the area or can provide their own housing and transportation, as relocation and housing stipends are not offered.
    $31k-39k yearly est. 2d ago
  • Project Engineer Intern - Summer 2026

    Millstone Weber LLC

    Mechanical engineering internship job in Saint Charles, MO

    Job Description Job purpose The Project Engineer Intern supports the Project Manager and Superintendent in all phases of construction, including planning/project startup, construction, and post-construction/project closeout. This hands-on internship provides experience in both office and field operations, allowing students to develop practical skills in project management, scheduling, procurement, and project coordination under the guidance of experienced professionals. Duties and Responsibilities Assist with project startup meetings and coordination activities. Organize and maintain project plans, specifications, and documentation. Support preparation of subcontracts, purchase orders, RFIs, and submittals. Help develop and update project schedules; coordinate with subcontractors and suppliers. Assist field staff with material procurement, layout, and daily operations. Participate in safety activities, toolbox talks, and quality control inspections. Help track costs, review invoices, and support project closeout tasks. Maintain organized project files and contribute to effective team communication. Take advantage of learning opportunities to gain construction and project management skills. Qualifications Current student actively pursuing a Bachelor's Degree in Civil Engineering, Construction Management, or related field. Strong interest in learning and contributing to construction projects. Good communication, organizational, and problem-solving skills. Proficiency in Microsoft Office; knowledge of project management software a plus. OSHA 10, CPR & First Aid certifications preferred. Reliable, punctual, and able to work in both office and field environments. Working Conditions Working from field office(s) and on construction sites. Outside environment, exposure to a variety of hazards typical of construction sites including, but not limited to, moving equipment, uneven terrain, high noise level, traffic, chemicals, and weather/ temperature extremes. Working nights and weekends as necessary. May require temporary relocation depending on project proximity to headquarters. Physical Requirements Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. Should be able to occasionally sit, climb, or balance as the position requires that you will work in an office environment, walk the construction site and uneven terrain, climb ladders, and climb stairs. The employee must frequently lift and/or move up to 25+ pounds. Specific vision abilities required by this job include close vision, distance vision, color vision, peripheral vision, depth perception and ability to adjust focus. Millstone Weber is an Equal Opportunity Employer and has long led the industry in training and hiring a diverse and inclusive workforce. To accomplish our goals of quality, innovation and continuous improvement, we are committed to partnering with employees and subcontractors who share our company values and seek to continually exceed the expectations of project owners. We strive to maintain a work environment that provides all employees with an opportunity to be successful without regard to race, creed, color, religion, sex, sexual orientation, gender identity, national origin, disabled Veterans and Vietnam Era Veterans, age, or physical/mental condition. As part of that policy, we adopt and support the Equal Opportunity Laws that are designed to promote the full realization of equal employment opportunity through a positive continuing program.
    $30k-38k yearly est. 5d ago
  • Lead Subsystems Mechanical Design & Analysis Engineer

    Boeing 4.6company rating

    Mechanical engineering internship job in Hazelwood, MO

    At Boeing, we innovate and collaborate to make the world a better place. We're committed to fostering an environment for every teammate that's welcoming, respectful and inclusive, with great opportunity for professional growth. Find your future with us. Boeing Defense, Space & Security (BDS) has an exciting opportunity for a Lead Subsystems Mechanical Design & Analysis Engineer to join our Air Dominance team in Hazelwood, MO. BDS AD Proprietary programs develop complex, highly integrated, advanced systems, enabling future growth for Boeing and our Department of Defense (DoD) Customers. Individuals that aspire to lead technical teams, drive innovation, and take action to solve challenging problems are ideal candidates for this position. If you thrive in a fast-paced culture, eagerly take action, set high standards for yourself, honor commitments, strive to be the best and deliver results - this role is for you! Responsibilities will include planning and organizing Environmental Control System (ECS) design work at the program level by developing integrated solutions to establish the system design. This position will be highly CAD oriented, using Teamcenter and NX tool suite, to design and release engineering. Position Responsibilities: Direct the development and documentation of large scale, complex mechanical and fluid system and thermal environment requirements to establish the system design Develop new design/analysis processes and tools to improve effectiveness, quality and efficiency of the development effort Investigate emerging technologies to develop concepts for future product designs to meet projected requirements Serve as technical consultant for disposition, corrective actions and coordination with cross-functional groups to identify/implement solutions and drive strategic improvements relative to production processes Coach and mentor others Work under consultative direction Basic Qualifications (Required Skills/Experience): Bachelor of Science degree in Engineering (with a focus on Mechanical, Civil, Aerospace Aeronautical or Material Sciences) 9 or more years' related work experience or an equivalent combination of technical education and experience Experience working with Computer Aided Design (CAD) software such as Siemens NX, CATIA, SolidWorks, or equivalent. Experience working with Product Lifecycle Management (PLM) software such as Siemens TeamCenter, Dassault Systems ENOVIA, or equivalent. Preferred Qualifications (Desired Skills/Experience): 14 or more years' related work experience or an equivalent combination of technical education and experience Successful candidates for this job must satisfy the Company's Conflict of Interest (COI) assessment process. Drug Free Workplace: Boeing is a Drug Free Workplace where post offer applicants and employees are subject to testing for marijuana, cocaine, opioids, amphetamines, PCP, and alcohol when criteria is met as outlined in our policies. At Boeing, we strive to deliver a Total Rewards package that will attract, engage and retain the top talent. Elements of the Total Rewards package include competitive base pay and variable compensation opportunities. The Boeing Company also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. The specific programs and options available to any given employee may vary depending on eligibility factors such as geographic location, date of hire, and the applicability of collective bargaining agreements. The Boeing 401(k) helps you save for your future, with contributions from Boeing that can help you grow your retirement savings. Our best-in-class retirement benefit features: Best in class 401(k) plan: we'll match your contributions dollar for dollar, up to 10% of eligible pay with Immediate 100% vesting Student Loan Match: The Boeing 401(k) Student Loan Match allows eligible enrolled U.S. employees to have their qualified student loan debt payments counted, along with any match-eligible contributions they make, for purposes of determining the Company Match to employees' Boeing 401(k) accounts. Pay is based upon candidate experience and qualifications, as well as market and business considerations. Summary pay range Level 4: $120,700 - $163,300 Summary pay range Level 5: $149,600 - $202,400 Applications for this position will be accepted until Jan. 05, 2026 Export Control Requirements: This position must meet U.S. export control compliance requirements. To meet U.S. export control compliance requirements, a “U.S. Person” as defined by 22 C.F.R. §120.62 is required. “U.S. Person” includes U.S. Citizen, U.S. National, lawful permanent resident, refugee, or asylee. Export Control Details: US based job, US Person required Education Bachelor's Degree or Equivalent Required Relocation This position offers relocation based on candidate eligibility. Security Clearance This position requires the ability to obtain a U.S. Security Clearance for which the U.S. Government requires U.S. Citizenship. An interim and/or final U.S. Secret Clearance Post-Start is required. This position requires ability to obtain program access, for which the U.S. Government requires U.S. Citizenship only. Visa Sponsorship Employer will not sponsor applicants for employment visa status. Shift This position is for 1st shift Equal Opportunity Employer: Boeing is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law.
    $69k-84k yearly est. Auto-Apply 3d ago
  • Mechanical Engineering Intern (Summer 2026)

    Amrize

    Mechanical engineering internship job in Bloomsdale, MO

    Join Amrize as a Mechanical Engineering Intern (Summer 2026) and help construct whats next. If you're ready to put your skills to work on projects that matter - and build a career with a company that's building North America - we want to hear from you! Driven by our purpose: Building progress for people and the planet. We are transforming to become the leader in innovative and sustainable building solutions. Amrize offers an unparalleled range of innovative cement, aggregates, asphalt, concrete products and construction services that have been the foundation for infrastructure projects across the globe. To move the industry forward to a greener future we need people who are passionate about sustainability, are driven to shape and influence perception and keen to build, grow and thrive in our high-performance culture. ABOUT THE ROLE As we continue to look for more sustainable ways to build, we need world-class talent to join our team. We are seeking an Mechanical Engineering Intern for Summer 2026 who is passionate about sustainability, driven by curiosity and keen to grow, learn, develop and thrive in our high-performance culture. This opportunity will be a 10-week, paid internship beginning May 27th, 2026. This internship will be based at our site in Ste. Genevieve, MO. WHAT YOU'LL BE DOING * Gain knowledge about the operating procedures, process control plans and various products at one of our Cement plants. * Understand various mechanical, maintenance, and production operations. * Collate data, establish process correlations and develop strategies for capital projects. * Acquire firsthand knowledge on how to ensure maximum process equipment capacity usage through continuous monitoring and improvement of process control parameters. * Will be assigned to a real job/task and expected to make a contribution that will have an impact on the business. * Utilize various skill sets/knowledge during day-to-day operations and to achieve team/company goals. * Create a presentation at the end of your internship to executive leadership regarding what you have learned and what you believe you have contributed to the business. WHAT WE ARE LOOKING FOR We are looking for enthusiastic students who meet the following criteria: * Currently enrolled in an undergraduate program majoring in Mechanical Engineering. * Strong academic performance with a solid understanding of engineering principles. * Geographic flexibility to work at various sites. * Excellent communication skills, both oral and written. * High energy and a proactive approach to tackling new challenges. * A team player who can collaborate across different levels of the organization. * Willingness to spend significant time in the field, gaining hands-on experience and firsthand knowledge of our business operations. SCHEDULE AND ENVIRONMENT * Work Schedule: This is an onsite role with a mandatory 40-hour work week, Monday through Friday, working an 8-hour shift each day. * In this internship position, you will be working in a cement manufacturing/production environment. Within this environment, you will be exposed to moving mechanical equipment, airborne particles, outside weather conditions, and more. * You will be responsible for your own transportation to and from your worksite for the summer. * Throughout the duration of your internship, you may be required to travel for site tours, shadow experiences, or intern events. BENEFITS OF OUR INTERNSHIP PROGRAM * Experience within the building materials industry. * Mentorship and professional development training throughout the summer. * A culture that promotes diversity, teamwork, work/life balance, and recognition. * Learn about the industry from all levels of Amrize management. * Potential opportunity, upon graduation, for full-time employment with a successful, fast-growing company! BUILDING INCLUSIVE WORKSPACES At Amrize, there is endless opportunity for you to play your part. Whether you're in a technical, managerial, or frontline role, you can shape a career that works for you. We're seeking builders, creative thinkers and innovators. Come put your expertise to work while developing the knowledge and skills to drive your career forward. With us you'll have the chance to build your ambition! Amrize North America Inc. takes pride in our hiring processes and our commitment that all qualified applicants will receive consideration for employment without regard to age, race, color, ethnicity, religion, creed, national origin, ancestry, gender, gender identity, gender expression, sex, sexual orientation, marital status, pregnancy, parental status, genetic information, citizenship, physical or mental disability, past, current, or prospective service in the uniformed services, or any other characteristic protected by applicable federal, state or local law. Amrize North America Inc, and its respective subsidiaries are Equal Opportunity Employers, deciding all employment on the basis of qualification, merit and business need. Amrize Canada Inc. is committed to the principles of employment equity and encourages the applications from women, visible minorities, and persons with disabilities. In compliance with the ADA Amendments Act (ADAAA), if you have a disability and would like to request accommodation in order to apply for a position with us, please email recruiting-accommodations@amrize.com. This email address should only be used for accommodations and not general inquiries or resume submittals. In Ontario, our organization/business is committed to fulfilling our requirements under the Accessibility for Ontarians with Disabilities Act. Under the Act, accommodations are available on request for candidates taking part in all aspects of the selection process. While we sincerely appreciate all applications, only candidates selected for an interview will be contacted.
    $36k-50k yearly est. 14d ago
  • Mechanical Engineering Summer 2026 Internship - St. Louis

    Bsa Lifestructures Inc. 4.1company rating

    Mechanical engineering internship job in Creve Coeur, MO

    Are you a current student searching for an Engineering Internship? BSA is seeking a current Architectural Engineering or Mechanical Engineering student that wants to join a firm that specializes in creating places that support, enhance and inspire healing, learning and discovery. We are now accepting applications for Summer 2026 internship opportunities in our St. Louis studio located in Creve Coeur, MO. What You'll Do: Participate in the development of design ideas based on factors such as appealing appearance, design-function relationships, serviceability, and client specifications. Prepare working drawings from sketches and design specification. Prepare presentations and materials for clients. Participate in project design meetings to experience how multi-disciplinary teams collaborate on project design and delivery. Attend client meetings; visit construction sites on projects. Participate in site surveys to gather field data. Education and Experience: Educational Background: Will be a current student of an accredited Mechanical or Architectural Engineering program during Summer of 2026 Software Skills: Familiarity with Revit, 3D CADD, SketchUp Office Tools: Familiarity with Microsoft Windows environment, Microsoft Office Suite Why You'll Thrive at BSA: Our core values define us: Partners: Our employee-owners value team success as well as individual success. Purposeful: Our experts are solution oriented, creating inspired solutions in healing, learning, and discovery environments. Learners: We are constantly striving for expertise and sharing knowledge. Owners: We are committed to a culture of empowerment; thinking and acting like employee-owners to ensure the success of our clients and our business. Ideal Team Players: We are humble, hungry, and smart. If these values resonate with you, we encourage you to apply and take the next step in your engineering career with BSA! BSA is an Equal Opportunity Employer BSA is unable to offer visa sponsorship now or in the foreseeable future. Candidates must be legally authorized to work in the United States without the need for current or future visa sponsorship.
    $36k-46k yearly est. Auto-Apply 60d+ ago
  • Manufacturing Engineering Trainee - June 2026

    Dodge Industrial, Inc.

    Mechanical engineering internship job in Grandview, MO

    Job Description Job Title: Manufacturing Engineering Trainee Location: Simpsonville, SC; Greenville, SC; Belton, SC; Rogersville, TN; Asheville, NC; Marion, NC; Kansas City, MO Reports to: Engineering Manager Employment Type: Full Time Industry: Manufacturing | Mechanical Power Transmission Components | Engineering Services Job Function: Engineering | Process Improvement Job Summary: The Manufacturing Engineering Trainee (MET) is an entry-level manufacturing engineering position tailored for high-potential future leaders of Dodge Industrial. This program will follow a formal and structured rotational training and development program for 1-2 years. This role will include: Assigned daily mentorship from a technical and non-technical senior leader. Pre-assigned critical hands-on manufacturing projects that aim to eliminate cost and time and improve safety, quality, and on-time delivery. Tremendous exposure to all levels of Dodge leadership. Rotational opportunity for all Dodge manufacturing facilities and the North American Headquarters. In-depth training from all facets of the business (i.e., human resources, supply chain, finance, quality, etc.). Required Qualifications: Engineering degree (mechanical, industrial, or related field). Experience/working knowledge of manufacturing processes through internship, co-op, or full-time employment. Must be currently authorized to work for Dodge Industrial in the United States (US). Strong analytical skills with an emphasis on critical thinking, root cause analysis, and problem-solving. Attention to detail with a strong sense of ownership and responsibility. Excellent written and verbal communication skills. Collaborates well with others and is a good team player. Preferred Qualifications: Ability to read and decipher manufacturing drawings and procedures. Has worked in a metal-cutting work environment. Working knowledge of CNC equipment and programming. Gearing or bearing experience is a plus. Intermediate materials knowledge. Comfortable with and has the desire to work on a manufacturing shop floor. Why Join Us? Work alongside a collaborative, experienced leadership team. Be part of an industry leader with a strong brand reputation and an innovation-driven culture. RBC Bearings is an Equal Opportunity Employer, including disability and protected veteran status. Equal Opportunity Employer This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.
    $44k-64k yearly est. 7d ago

Learn more about mechanical engineering internship jobs

Do you work as a mechanical engineering internship?

What are the top employers for mechanical engineering internship in MO?

Top 10 Mechanical Engineering Internship companies in MO

  1. Wsp USA Buildings Inc.

  2. T.Y. Lin International

  3. BSA LifeStructures Inc.

  4. CRB

  5. IMEG

  6. Amrize

  7. CRB Group Inc

  8. Associated Electric Cooperative, Inc Recruiting

  9. Burns & McDonnell

  10. Custom Truck One Source

Job type you want
Full Time
Part Time
Internship
Temporary

Browse mechanical engineering internship jobs in missouri by city

All mechanical engineering internship jobs

Jobs in Missouri