• TYLin (St. Louis, MO)
    …leading clients and partners. **Job Summary** Are you passionate about Mechanical Engineering ? Introba is looking for an Intern to join our Buildings team ... good. To inspire change. To empower changemakers Introba provides world-class building engineering design , analytic, and consulting services at all scales,… more
    DirectEmployers Association (10/28/25)
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  • TYLin (St. Louis, MO)
    …world's leading clients and partners. **Job Summary** Are you passionate about Mechanical Engineering ? Introba is looking for an intern to join our St. Louis ... good. To inspire change. To empower changemakers Introba provides world-class building engineering design , analytic, and consulting services at all scales,… more
    DirectEmployers Association (10/28/25)
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  • ARCO (St. Louis, MO)
    …recognized as a top workplace in multiple markets nationwide and is ranked by Engineering News-Record as a top ten design -build firm and the largest domestic ... associate following graduation + Direct access to leaders + Intern training program to learn real world skills +...in order to complete the project on time + ** Design meetings -** Attend design meetings with… more
    DirectEmployers Association (08/21/25)
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  • Mechanical Engineering Intern

    WSP USA (St. Louis, MO)
    …opportunities and lifelong career connections. Our **Buildings Team** is seeking a **Full Time Mechanical Engineering Intern - Summer 2026** to work out of ... of the WSP Summer Internship Program. As a summer intern , you have the opportunity to participate in our...social, and ethical skills. + Learn basic principles of Mechanical Engineering . + Assist with project research,… more
    WSP USA (09/13/25)
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  • Mechanical Engineering Intern

    ENFRA (St. Louis, MO)
    …by law. Submit a Referral (https://careers-enfra.icims.com/jobs/8507/ mechanical - engineering - intern /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834357758) ... to technical employees working in an organizational function related to the Intern 's area of study. Performs basic engineering tasks. **Responsibilities** +… more
    ENFRA (10/15/25)
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  • Intern /Co-op - Midstream Logistics…

    Marathon Petroleum Corporation (Wood River, IL)
    …primary components: Logistics & Storage Engineering (L&SE) - L&SE provides engineering design and project management services to Terminals, MPL, and Marine. ... and leadership talent for the benefit of MPC, the engineering intern /co-op, and the engineering ...be pursuing a Bachelor's degree in Civil, Electrical, or Mechanical Engineering . + Concurrent enrollment in a… more
    Marathon Petroleum Corporation (09/06/25)
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  • Mechanical Engineer Intern

    Leonardo DRS, Inc. (Bridgeton, MO)
    …work schedule. **Job Responsibilities** + Support and participate in technical mechanical engineering activities + Responsible for completion of assigned ... mechanical equipment + Provide progress status for mechanical design assignments periodically + Participate in...diploma or GED, and working on Bachelor's Degree in Mechanical Engineering or related technical field +… more
    Leonardo DRS, Inc. (08/12/25)
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  • Electrical Engineering Intern

    WSP USA (St. Louis, MO)
    …and lifelong career connections. Our **Buildings Team** is seeking a **Full-Time Electrical Engineering Intern - Summer 2026** to work out of our **Kansas ... Are **Required Qualifications** + Actively enrolled in an accredited Architectural Engineering , Mechanical /Electrical Engineering , or related, Undergraduate… more
    WSP USA (09/13/25)
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  • Structural Engineering Intern (Civil…

    Jacobs (St. Louis, MO)
    …primarily structural shop drawings. . Collaborate with civil, geotechnical, hydraulic and mechanical engineers and architects on design of all aspects of ... The Jacobs team is seeking a creative, highly motivated Structural Intern to support delivery of local, regional and national projects working out of the St. Louis,… more
    Jacobs (09/10/25)
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  • Fire Protection Engineering Intern

    Jacobs (St. Louis, MO)
    …ideas into innovative solutions designing the future - today. As an Fire Protection Engineering Intern in St, Louis, you will too. You'll impact the world ... to create the best project outcomes by maximizing the design , digital technology, and support capabilities of our Global...other. * Pursuing a Bachelor's Degree in Fire Protection Engineering , Mechanical Engineering , Fire Protection… more
    Jacobs (08/27/25)
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  • Summer 2026 - Operations Engineering

    Gulfstream (St. Louis, MO)
    …we'd love to hear from you! Principal Responsibilities Responsibilities primarily involve mechanical engineering design , modeling, and drafting of new ... pursuing a bachelor's degree or higher in the following: + Aerospace Engineering + Mechanical Engineering + Industrial Engineering + Manufacturing … more
    Gulfstream (09/27/25)
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  • Mechanical Engineering Internship…

    Copeland (St. Louis, MO)
    …the world? Join us at Copeland! **The Team & Role** If you are a ** Mechanical Engineering Student** looking for an opportunity to grow, Copeland has an exciting ... builds, working in our labs to monitor testing and collecting/summarizing data. + ** Design Engineering -** Assist in designing and observing testing of HVAC… more
    Copeland (09/09/25)
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  • Mechanical Engineering Co-op…

    ENFRA (St. Louis, MO)
    …projects under supervision of a Licensed Professional Engineer and/or a Mechanical Designer EIT, including participation in technical studies, investigations, ... other classification protected by law. Submit a Referral (https://careers-enfra.icims.com/jobs/8311/ mechanical - engineering -co-op-%28jan-aug-2026%29/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834357758) **Job Locations** _US-MO-St. Louis_ **ID**… more
    ENFRA (09/12/25)
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  • Electrical Engineer Intern

    Leonardo DRS, Inc. (Bridgeton, MO)
    … for our Bridgeton, MO facility. This role will support the design , fabrication and modification of electrical and/or electro- mechanical components, sub-systems ... systems and electrical designs + Perform both system-level and component-level design and integration tasks involving electrical and electro- mechanical more
    Leonardo DRS, Inc. (10/29/25)
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  • Boeing Technology Innovation - Graduate Researcher…

    The Boeing Company (Berkeley, MO)
    …July 2026 + Pursuing a PhD in Aeronautical/Aerospace Engineering , Civil/Structural Engineering , Mechanical Engineering , or similar related field. + ... motivated, enthusiastic, and innovative students to join our 2026 intern program. As an intern at Boeing,...group develops, integrates, and transitions advanced structural architectures and design concepts. We also advance the state of the… more
    The Boeing Company (09/07/25)
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  • Internship Program: Field Service Engineer

    Eaton Corporation (Fenton, MO)
    …complex engineering assignments that may involve equipment or product design , testing of materials, process studies, or research investigations + Gain knowledge ... + Actively enrolled in a bachelor's degree program in an electrical, mechanical , or mechatronics engineering program from an accredited institution +… more
    Eaton Corporation (09/04/25)
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  • Student Engineer Co-Op

    Ameren (St. Louis, MO)
    …**Qualifications** **Must be a current student pursuing a Bachelors or Masters in Mechanical Engineering from an accredited college or university required with a ... This co-op will spend time providing project support and assisting project managers with design review. There will also be some work supporting the O&M team on… more
    Ameren (08/28/25)
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  • Entry Level Engineers - Nationwide

    Jacobs (St. Louis, MO)
    …senior technical staff you will support your team with project coordination, engineering design utilizing specialty specific software, and data collection/ ... future hiring needs. * Bachelor's degree in Civil, Environmental, Chemical, Mechanical , Electrical, Geological, or Architectural Engineering or Construction… more
    Jacobs (09/24/25)
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  • HVAC Controls Systems Analyst II

    ENFRA (St. Louis, MO)
    …commissioning software platforms. Preferred Education, Experience, and Qualifications * Engineering Intern (EI) certification * Commissioning Certification from ... skilled member of the IS Technical Services (TS) team, with an engineering background, responsible for evaluating, verifying, and optimizing the operation of new… more
    ENFRA (10/18/25)
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  • HVAC Controls - Building Systems Analyst III

    ENFRA (St. Louis, MO)
    …commissioning software platforms. **Preferred Education, Experience, and Qualifications** + Engineering Intern (EI) certification + Commissioning Certification ... skilled member of the IS Technical Services (TS) team, with an engineering background, responsible for evaluating, verifying, and optimizing the operation of new… more
    ENFRA (08/09/25)
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