21 mechanical engineer intern jobs at 11 companies in Washington, DC
3w
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Mechanical Engineer Intern/Co-op Fall 2026
Cincinnati or Arlington or Framingham or Lexington or Dublin or Annapolis
OnsiteFull Time
Pursuing a bachelor's in mechanical or architectural engineering, AutoCAD/Revit experience preferred, Microsoft Word/Excel proficiency, ability to work full time onsite and travel locally, no sponsorship available.
AutoCAD, Revit, Microsoft Word, Microsoft Excel
3w
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Mechanical Engineer Intern/Co-op Fall 2026
Dublin or Lexington or Cincinnati or Framingham or Arlington or Annapolis
OnsiteFull Time
Pursuing a Bachelor in Mechanical or Architectural Engineering (sophomore/junior preferred); AutoCAD/Revit experience preferred; MS Word/Excel proficiency; able to work full-time onsite and travel locally; no sponsorship.
AutoCAD, Revit, Microsoft Word, Microsoft Excel
2mo
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Mechanical Engineer US Embassy Baghdad, Iraq - Secret Clearance Required
Baghdad or Washington
OnsiteFull Time, Contract
7+ YOEUS Govt Secret clearance required; US Bachelor's in Mechanical Engineering or US PE; 7 years construction experience; ABET-accredited international degree accepted in lieu of US degree.
1mo
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Aerospace/Mechanical Engineering Intern
Washington, District of Columbia, United States
OnsiteFull Time
Enrolled in accredited university pursuing Mechanical or Aerospace Engineering or related, U.S. citizenship required, ability to obtain DoD security clearance, good academic standing.
3w
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Mechanical Design Engineer – Reactor Internals (In-Vessel Shielding)
Rockville, Maryland, United States
$115k-$140k/yr OnsiteFull Time
5+ YOEBachelor's in mechanical or related engineering, typically 5+ years engineering experience, CAD/PLM proficiency, hands-on hardware/manufacturing experience, strong mechanical/nuclear design fundamentals, ASME/QA familiarity.
Computer-Aided Design (CAD), Product Lifecycle Management (PLM), UG/NX, SolidWorks, Pro-Engineer, Teamcenter, Windchill
1d
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2026 Intern Conversion - Industrial Engineer I
Seattle or Van Horn or Denver or Huntsville or Florida or Arlington or Los Angeles or Longmont or Reston or California or Colorado or Washington or Virginia
$69k-$105k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
Completed a 2026 Blue Origin internship, enrolled in or recently graduating from college, and holds a minimum B.S. in mechanical, aerospace, or astronautical engineering; U.S. work authorization required.
Defense Biometric Identification System (DBIDS)
2d
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Civil Engineering Intern
Ashburn, Virginia, United States
$31-$32/hr OnsiteInternship
Engineering student pursuing an ABET-accredited bachelor's or master's degree in civil, environmental, mechanical, biological, biosystems, chemical, agricultural engineering, or engineering technology.
AutoCAD, Revit, Civil 3D, Microsoft Excel, MicroStation, VISSIM, OpenRoads, Synchro, GIS
4w
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Industrial Engineer (Entry-Level)
Sparrows Point, Maryland, United States
$71k-$177k/yr OnsiteFull Time
2+ YOEBachelor's in industrial/mechanical engineering, 2+ years lean manufacturing experience, Excel proficiency, blueprint reading, strong communication and problem-solving; some international travel (<10%).
Microsoft Excel
2mo
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Team Lead, Custom Design Engineer (Gaithersburg, MD, US, 20878)
Gaithersburg, Maryland, United States
$129k-$139k/yr OnsiteFull Time
4+ YOEBS in Mechanical Engineering or equivalent experience preferred; 4+ years design engineering experience; team lead/management experience; proficiency in SolidWorks/Autodesk Inventor, SAP/CRM; readiness for multi-day and international travel; driver's license required.
SolidWorks, Autodesk Inventor, SAP, CRM, PLC
4d
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Mechanisms & Payload Internship - Spring 2027
El Segundo or Los Angeles or Washington or Huntsville
$33/hr OnsiteInternship, Full Time
Enrolled in an accredited bachelor's or master's engineering program; experience with mechanical CAD and electromechanical hardware; basic programming, hand tools, and interest in machine-tool fabrication required.
NX, Python, mechanical CAD, drill press, lathe, mill
21h
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Building Science & Infrastructure Consulting Internship (Level 2)
Chantilly, Virginia, United States
$21-$23/hr FieldFull Time, Internship
Currently pursuing an associate, bachelor's, or master's degree in engineering, architecture, building science, or a related field; interested in building forensics, mechanical systems, and structures; able to lift up to 85 pounds and provide transportation.
1w
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Heavy Civil Infrastructure Summer 2027 Internship
Hyattsville, Maryland, United States
$25/hr OnsiteTemporary
Pursuing bachelor's in construction, civil or mechanical engineering or construction management; knowledge of construction phases, basic math, and computer skills; background check required.
Microsoft Office, HCSS, CGC
1mo
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Construction Project Manager Intern or Co-Op (Summer 2027)
Columbia, Maryland, United States
OnsiteInternship
Enrolled in an accredited undergraduate or graduate program in civil, mechanical, architectural, construction management, building science, or construction engineering; strong verbal skills, attention to detail, and work ethic; previous co-op/internship preferred; GPA 3.0+ preferred.
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