28 mechanical engineer internship jobs at 15 companies in Washington, DC
2w
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Mechanical Engineer I
Washington, District of Columbia, United States
OnsiteFull Time
ABET-accredited BSME/BSAE required, EIT a plus; internship/MEP consulting experience preferred; strong communication, organization, and technical comprehension.
3w
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2026 Graduate - Mechanical Engineer - Space Science Instrumentation
Laurel, Maryland, United States
$85k-$165k/yr OnsiteFull Time
Bachelor’s in Mechanical Engineering or equivalent, familiarity with PTC or Solidworks, teamwork and communication skills, internship/research experience, U.S. citizenship, willing to obtain Top Secret/SCI clearance and travel/support occasional shifts.
PTC, Solidworks
1d
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Mechanical Engineer Intern/Co-op Summer 2027
Indianapolis or Boston or Cincinnati or Charlotte or Plano or Lexington or Richmond or The Woodlands or Prospect or Annapolis or Minneapolis or Duluth
OnsiteMultiple Commitments Available
Pursuing a bachelor's degree in mechanical or architectural engineering; AutoCAD and Revit preferred, with Microsoft Word and Excel proficiency, communication skills, teamwork, and local travel availability.
AutoCAD, Revit, Microsoft Word, Microsoft Excel
1d
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Mechanical Engineer Intern/Co-op Spring 2027
Annapolis or Arlington or Indianapolis or Boston or Lexington or Plano or Prospect or The Woodlands or Richmond or Charlotte
OnsiteMultiple Commitments Available
Pursuing a bachelor's degree in mechanical or architectural engineering; AutoCAD and Revit preferred; Microsoft Word and Excel proficiency; strong communication, teamwork, and local travel availability required.
AutoCAD, Revit, Microsoft Word, Microsoft Excel
2mo
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2026 Fall Co-Op - Mechanical Engineer (Land Systems) - Hunt Valley, MD
Hunt Valley, Maryland, United States
$26-$31/hr OnsiteFull Time, Internship
Pursuing or completed bachelor’s in mechanical engineering or related field; CAD and Microsoft Office proficiency; ability to work 40 hrs/week with compressed schedules; U.S. citizenship and ability to obtain a security clearance.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint, SolidWorks, NX, CATIA, Pro-E
2w
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Process Engineer
Cockeysville, Maryland, United States
$80k-$100k/yr OnsiteFull Time
2+ YOEBachelor's in Mechanical/Industrial/Manufacturing Engineering (ABET),2+ years manufacturing experience (internships/co-ops counted),proficiency with Microsoft Office/Excel and basic AutoCAD,US citizen or green card holder,strong analytical and problem-solving skills.
Microsoft Office, Microsoft Excel, AutoCAD
2d
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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)
2w
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Water/Wastewater Engineer - Entry Level
Fairfax, Virginia, United States
$72k-$97k/yr OnsiteFull Time
0+ YOEBachelor's in Civil or Mechanical Engineering (ABET), 0-4 years water/wastewater experience, AutoCAD Civil 3D/GIS/Bentley MicroStation experience preferred, internship/relevant experience, strong communication; FE/EIT preferred; US work authorization required.
AutoCAD Civil 3D, GIS, Bentley MicroStation
5d
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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
2d
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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.
2mo
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SkillBridge Critical Facilities Engineer, Data Center - Hiring our Heroes Cohort Q3' 2026
Ashburn or Chicago or Denver or San Jose or Dallas or Miami
HybridFull Time, Internship
1+ YOETechnical associate degree, military or civilian trade school, or relevant experience; 1–4 years in mechanical engineering or related work; HVAC, critical infrastructure, data center operations, communication, and 50-pound lifting ability.
UPS, generator, BMS, chillers, life safety systems, HVAC, IT hardware, MOPs
1mo
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Field Service Engineer 1 - DC and North Virginia Area
Washington or Virginia
$72k-$108k/yr FieldFull Time
4+ YOEAssociate's or Bachelor's (or equivalent military/internship) or HS+4yrs servicing electronics; valid driver's license; able to lift 35 lbs; background checks and drug screen; on-call availability; web applications and Microsoft suite experience.
Web applications, Microsoft suite of products
1mo
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DoD SkillBridge: Field Service Engineer (511051-EA)
Reston, Virginia, United States
FieldInternship
Active-duty U.S. military members eligible for DoD SkillBridge. High school diploma/GED, technical experience in electrical/mechanical/controls, troubleshooting, ability to travel up to 80%, valid driver\u0002s license, strong communication and ability to follow technical procedures.
Microsoft Office, Zoom
2d
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Heavy Civil Infrastructure Summer 2027 Internship
Alexandria, Virginia, United States
$25/hr OnsiteTemporary
Current student pursuing construction management, engineering, mechanical engineering, civil engineering, or a related field; knowledge of construction phases, mathematics, and computer skills required.
Microsoft Office, HCSS, CGC
2mo
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SkillBridge Critical Facilities Engineer, Data Center - Hiring our Heroes Cohort Q3' 2026
Dallas or Ashburn or Chicago or Denver or Miami or San Jose
OnsiteFull Time, Internship
1+ YOEMust meet DoD SkillBridge eligibility. Technical associate degree or military/civilian technical trade school or relevant experience (1+ years). Knowledge of UPS, generator, BMS, chillers, life-safety systems; HVAC coursework; able to lift 50 lbs; flexible for 24/7 shifts.
UPS, Generator, BMS, Chillers
3d
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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
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.
4w
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SKILLBRIDGE- Engineering Tech
Clarksburg, Maryland, United States
OnsiteInternship
3+ YOEEligible for DoD SkillBridge, 3+ years automotive or industrial repair, electrical troubleshooting, ability to interpret mechanical/electrical drawings, fabrication and assembly skills, and proficiency with hand and power tools.
Linux
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