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Engineer Intern United States Jobs (On-site work)

144 Job Offers

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Electrical Engineering Intern – Substation Design
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Gain hands-on substation design experience on real high-voltage projects (32.4–500 kV) in St. Louis. This internship is ideal for an Electrical Engineering student eager to learn one-line diagrams, layouts, and technical specs. Enjoy a supportive culture with great benefits, flexible scheduling, ...
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United States , St. Louis
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LUZCO Technologies
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Reliability Engineering Intern
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Gain hands-on mechanical integrity and inspection experience at an El Dorado refinery as a Reliability Engineering Intern. Support key projects while developing skills in troubleshooting, root cause analysis, and equipment performance. This role offers valuable field work, requires a Mechanical E...
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United States , El Dorado
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Delek US
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Reliability Engineering Intern
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Gain hands-on mechanical integrity and inspection experience at an El Dorado refinery as a Reliability Engineering Intern. Support key projects while developing skills in troubleshooting, root cause analysis, and equipment performance. This role requires a Mechanical Engineering student (GPA 3.0+...
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United States , El Dorado
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Delek US
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Environmental Engineering Intern
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Gain hands-on environmental engineering experience at the Delek US refinery in Krotz Springs, LA, for Summer 2026. Support key initiatives, conduct field work, and analyze equipment performance. This role requires a current engineering student (GPA 3.0+) and offers a 401(k) match, day-one medical...
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United States , Krotz Springs
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Delek US
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Reliability Engineering Intern
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Gain hands-on mechanical integrity and inspection experience as a Reliability Engineering Intern at our Tyler refinery. This field-support role is ideal for a Mechanical Engineering student (GPA 3.0+) seeking to learn project tracking and root cause analysis. We offer a strong benefits package, i...
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United States , Tyler
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Delek US
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Process Engineering Intern
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Gain hands-on process engineering experience at a Krotz Springs refinery. This internship focuses on chemical process design, optimization, and field operations. Ideal for Chemical Engineering students (GPA 3.0+) seeking practical project and troubleshooting skills. Benefits include a 401(k) matc...
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United States , Krotz Springs
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Delek US
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Process Controls Engineering Intern
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Gain hands-on Process Controls Engineering experience at the Delek US refinery in Tyler, TX, for Summer 2026. Support key initiatives in both field and office settings, troubleshooting equipment and analyzing performance. This role requires a Chemical/Mechanical Engineering student (GPA 3.0+) wit...
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United States , Tyler
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Delek US
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Reliability Engineering Intern
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Gain hands-on mechanical integrity and inspection experience as a Reliability Engineering Intern at a Big Spring refinery. This field-based role is ideal for a Mechanical Engineering student seeking to apply project tracking and root cause analysis skills. The position offers a strong 401(k) matc...
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United States , Big Spring
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Delek US
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Roadway Engineer Intern
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Launch your civil engineering career as a Roadway Engineer Intern (EI) with PGA in Orlando. This role is ideal for recent graduates with an FE/EI license, offering hands-on experience in CADD systems like MicroStation and OpenRoads Designer. You will develop skills in geometric design, quantity c...
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United States , Orlando
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Patel, Greene, & Associates
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Engineer Intern - Design
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Gain hands-on mechanical engineering experience in window and door product design at Sierra Pacific. Assist our engineering team with 3D modeling, SolidWorks, AutoCAD, and prototyping in an R&D lab. This internship in Medford, WI or Red Bluff, CA is ideal for motivated engineering students passio...
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United States , Medford, Wisconsin; Red Bluff, California
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18.50 - 21.50 USD / Hour
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Sierra Pacific Industries
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Engineer Intern - Mechanical
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Gain hands-on mechanical engineering experience in Eugene, OR. Assist in designing and rebuilding lumber manufacturing equipment using SolidWorks. This internship offers a housing allowance and direct mentorship in a full fabrication shop. Ideal for motivated 2nd/3rd-year students passionate abou...
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United States , Eugene
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19.50 - 21.50 USD / Hour
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Sierra Pacific Industries
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Engineer Intern - Design
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Gain hands-on mechanical engineering experience in product design and testing at Sierra Pacific Windows. This internship in Red Bluff is ideal for second or third-year students proficient in SolidWorks and AutoCAD. You'll assist engineers on real projects, from drafting to R&D lab work, focusing ...
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United States , Red Bluff
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18.50 - 21.50 USD / Hour
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Sierra Pacific Industries
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Engineer Intern - Mechanical
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Gain hands-on mechanical engineering experience in Shelton, USA, assisting with the design and rebuild of lumber manufacturing equipment. This internship requires current engineering students proficient in SolidWorks and interested in machinery. You'll work in a full fabrication shop and may qual...
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United States , Shelton
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19.50 - 21.50 USD / Hour
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Sierra Pacific Industries
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Engineer Intern - Process
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Gain hands-on mechanical engineering experience in window and door product design at Sierra Pacific. This internship in Medford, WI or Red Bluff, CA involves 3D modeling (SolidWorks/AutoCAD), process improvement, and equipment design projects. Work alongside experienced engineers to develop your ...
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United States , Medford, Wisconsin; Red Bluff, California
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18.50 - 21.50 USD / Hour
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Sierra Pacific Industries
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Engineer Intern - Process
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Gain hands-on mechanical engineering experience in Red Bluff, assisting with product design, testing, and process improvement. Ideal for second or third-year students proficient in SolidWorks/AutoCAD, passionate about window/door innovation. Develop skills in a collaborative manufacturing environ...
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United States , Red Bluff
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18.50 - 21.50 USD / Hour
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Sierra Pacific Industries
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Structural Engineer Intern
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Join Apex Structural Engineering in St. Louis as a Structural Engineer Intern. You will design and analyze structural systems, collaborating on innovative projects using software like Tekla and Revit. This role requires enrollment in an engineering program, a passion for steel/concrete design, an...
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United States , St. Louis
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Apex Structural Engineering
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Structural Engineer Intern
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Join Apex Structural Engineering in Nashville as a Structural Engineer Intern. Apply your civil/structural engineering studies to design and analyze steel connections on innovative projects. This role requires strong problem-solving skills, knowledge of building codes, and proficiency with tools ...
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United States , Nashville
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Apex Structural Engineering
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Intern, Instrument Hardware Engineering
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Join our Instrument Hardware Engineering team as a Summer Intern in Pleasanton. You will engage in hands-on R&D, performing data analysis and hardware testing on next-generation platforms. This role requires a strong engineering background, proficiency in Python, and excellent problem-solving ski...
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United States , Pleasanton
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10x Genomics
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Project Engineer Intern
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Gain hands-on project engineering experience in Bend, USA, supporting our management team on active construction projects. You will assist with documentation, logistics, vendor coordination, and budget tracking. This internship requires strong organizational skills, proficiency in MS Office, and ...
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United States , Bend
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25.00 USD / Hour
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Apollo Mechanical Contractors
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Mechanical/Industrial Engineering Intern
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Join our team in Richmond, USA, as a Mechanical/Industrial Engineering Intern. Support our Operations Team in a hands-on manufacturing environment, utilizing AutoCAD for layouts and conducting time studies. This role requires a current engineering student with CAD proficiency and strong project c...
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United States , Richmond
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22.00 - 27.00 USD / Hour
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ALFA LAVAL ITALY S.R.L.
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An engineering internship is a pivotal career-building opportunity for students and recent graduates to gain invaluable hands-on experience in a professional engineering environment. These roles are designed to bridge the gap between academic theory and real-world application, providing a practical understanding of how engineering principles are implemented to solve complex problems. For those searching for engineer intern jobs, this role is a temporary, supervised position where individuals contribute to projects while developing the technical and professional skills essential for a successful full-time engineering career. The day-to-day responsibilities of an engineering intern are diverse and depend on their specific field, such as software, mechanical, electrical, civil, or data engineering. However, common duties are found across most disciplines. Interns typically assist senior engineers with assigned tasks on ongoing projects. This can involve contributing to the design, development, testing, and documentation of systems or components. A significant part of the role often includes identifying and troubleshooting technical issues, conducting research, and analyzing data to support decision-making. Interns are also expected to participate in team meetings, collaborate with colleagues on initiatives, and actively engage in learning new technologies and methodologies relevant to their work. Maintaining and updating technical documentation, whether for code, manufacturing processes, or system designs, is another frequent responsibility. The skills and requirements for engineer intern jobs are a blend of foundational technical knowledge and crucial soft skills. Typically, candidates are required to be currently enrolled in an accredited Bachelor's or Master's degree program in a relevant engineering field. Familiarity with industry-standard tools and programming languages is highly desirable; this could include proficiency in languages like Python, Java, C++, or JavaScript, or experience with software such as CAD programs, SAP, PLC systems, or data analysis tools. Beyond technical aptitude, successful interns possess strong problem-solving and analytical abilities to dissect challenges and propose effective solutions. Excellent communication and interpersonal skills are vital for collaborating within a team and clearly presenting findings. Furthermore, employers look for candidates with a demonstrated passion for learning, a collaborative and solution-focused mindset, and strong time management skills to handle tasks efficiently and meet deadlines. Ultimately, securing an engineer intern job is about more than just completing tasks; it is an immersive learning experience. It provides a platform to apply classroom knowledge, understand workplace dynamics, build a professional network, and clarify long-term career goals within the vast field of engineering. For any aspiring engineer, an internship is an indispensable step toward launching a rewarding and impactful career.

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