49 engineer intern jobs at 34 companies in Delaware, OH

2mo
Save
Mark Applied
Hide
Engineer Intern
Upper Sandusky, Ohio, United States
OnsiteInternship, Temporary
Custom Glass Solutions
Custom Glass Solutions: Produces large-format laminated glass and specialty vehicle windshields.
Assist process engineering in glass lamination; support design, testing, and maintenance; bridge engineering and production; utilize CAD and data tools; lean/six sigma experience preferred.
CAD, MS Office, Data analysis tools
1mo
Save
Mark Applied
Hide
2027 Manufacturing Engineer Intern
Ashville or Atlanta or Boston or Costa Mesa or Irvine or Seattle
$30-$40/hr OnsiteInternship
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
Pursuing a Bachelor's in aerospace/mechanical or related field; rising senior returning to school after internship; U.S. Person required to access Controlled Unclassified Information.
Lattice OS
23h
Save
Mark Applied
Hide
Mechanical Engineer Intern/Co-op Fall 2026
Cincinnati or Arlington or Framingham or Lexington or Dublin or Annapolis
OnsiteFull Time
Legence
LegenceNASDAQ: LGN: Provides engineering and maintenance services for mission-critical building systems.
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
1mo
Save
Mark Applied
Hide
Energy Engineer Intern
Worthington, Ohio, United States
$21-$23/hr OnsiteFull Time, Internship
Ameresco
AmerescoNYSE: AMRC: Develops and operates renewable energy and energy efficiency projects.
Currently pursuing a B.S./M.S. in engineering, experience with lighting/HVAC/controls, ability to analyze utility data, strong Excel/PowerPoint skills, and effective communication and presentation abilities.
MS Office Suite, Microsoft Excel, Microsoft PowerPoint
5d
Save
Mark Applied
Hide
Water Engineer Co-op/Intern
Columbus, Ohio, United States
$22-$34/hr HybridInternship
Arcadis
ArcadisEuronext Amsterdam: ARCAD: Global design, engineering, and consultancy for natural and built assets.
Pursuing a BS in civil/environmental or related, strong analytical and communication skills, proficiency in Microsoft Office and engineering digital tools, willingness to perform field work; EIT desirable.
Microsoft Office, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, SharePoint, Building Information Modeling (BIM), Power BI, Augmented Reality
1mo
Save
Mark Applied
Hide
Electrical Intern
Dublin, Ohio, United States
OnsiteInternship
Thorson Baker + Associates
Thorson Baker + Associates: Provides comprehensive engineering design services for building construction projects.
Must have completed at least two years toward a BS in Electrical Engineering, strong oral/written communication, proficient in Microsoft Word and Excel, familiar with AutoCAD, and able to perform engineering calculations.
Microsoft Word, Microsoft Excel, AutoCAD
3w
Save
Mark Applied
Hide
Intern to Entry Level Conversion - Engineering (Summer 2026 Intern Program)
Seattle or Saint Charles or Huntsville or Portland or Midwest City or Oklahoma City or Berkeley or Miami or Huntington Beach or Hazelwood or Germantown or El Segundo or Fort Walton Beach or Ridgecrest or Tukwila or North Charleston or Kennedy Space Center or Heath or Houston or Fairfax or Colorado Springs or Seal Beach or Long Beach or Newburgh or Renton or Saint Louis or Auburn or Philadelphia or Everett or San Antonio or Kent or Mesa or New Orleans
$50k-$174k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, satellites, and defense systems.
Currently enrolled engineering/applied-sciences student with expected graduation before September 2027; previously interned with Boeing; strong academics, collaboration, and technical project experience; ability to meet export-control U.S. Person requirements for many roles.
23h
Save
Mark Applied
Hide
Mechanical Engineer Intern/Co-op Fall 2026
Dublin or Lexington or Cincinnati or Framingham or Arlington or Annapolis
OnsiteFull Time
Legence
LegenceNasdaq: LGN: Engineering and maintenance services for mission-critical building systems.
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
5d
Save
Mark Applied
Hide
Water Engineer Co-op/Intern
Columbus, Ohio, United States
$22-$34/hr HybridPart Time
Arcadis
ArcadisEuronext Amsterdam: ARCAD: Designing and engineering sustainable solutions for natural and built environments
Pursuing a BS in civil, environmental, or related discipline; proficient with Microsoft Office; EIT desirable; strong communication, analytical, and problem-solving skills.
SharePoint, Building Information Modeling (BIM), Power BI, Augmented Reality, Microsoft Excel, Microsoft Word, Microsoft PowerPoint
2mo
Save
Mark Applied
Hide
Engineering Student Intern
Urbana, Ohio, United States
OnsiteInternship
Menasha Corporation
Menasha Corporation: Sustainable corrugated and plastic packaging and supply chain solutions.
Currently enrolled or recent engineering student; GPA 3.0; CAD or prototyping experience preferred.
AutoCAD, SolidWorks
1mo
Save
Mark Applied
Hide
Distribution Designer Intern
Pataskala or Warren
$19-$23/hr OnsiteInternship
Thayer Infrastructure Services
Thayer Infrastructure Services: Infrastructure construction and maintenance for utility and telecommunications sectors.
Currently pursuing an Associate's or Bachelor's in engineering; basic electrical/civil engineering knowledge; familiarity with Microsoft Excel/Word; analytical, communication, and teamwork skills; willingness to learn distribution design tools.
DDS, O-Calc Pro, Katapult, Microsoft Excel, Microsoft Word, AutoCAD, ESRI ArcGIS
2mo
Save
Mark Applied
Hide
Internal Quality Engineer (MANSFIELD, OH, US, 44902)
Mansfield, Ohio, United States
$83k-$124k/yr OnsiteFull Time
TE Connectivity
TE ConnectivityNYSE: TEL: Manufacturer of electronic connectors and sensors for global industries.
2+ YOEBachelor's in Engineering; 2+ years quality engineering; AS9100 knowledge; internal audits; problem solving; cross-functional collaboration.
FMEA, 8D, 5 Why
3mo
Save
Mark Applied
Hide
Engineering Student Intern - OH
Grandview Heights, Ohio, United States
OnsitePart Time
E.L. Robinson Engineering Co.
E.L. Robinson Engineering Co.: Civil engineering and planning firm providing infrastructure design solutions.
0+ YOECurrently enrolled in an engineering program; minimum GPA 2.5 (prefer 3.0); Civil 3D/MicroStation knowledge a plus; strong CAD, Microsoft Office, and communication skills; ability to work under deadlines.
Civil 3D, MicroStation, Microsoft Office
3mo
Save
Mark Applied
Hide
Assistant Engineer
Mount Vernon, Ohio, United States
$60k-$80k/yr OnsiteFull Time
Knox County
Knox County: Local government providing public services and safety to residents.
1+ YOEPost-secondary education in Civil Engineering or Construction Management; 1-2 years’ related experience preferred; valid Ohio driver’s license; bridge inspection certification and engineer/survey intern credentials preferred; CAD proficiency; MS Word & Excel.
CAD, Microsoft Word, Microsoft Excel, Survey software, GPS equipment, Total station
1w
Save
Mark Applied
Hide
Process Engineering Intern - Fall 2026
Dublin, Ohio, United States
OnsiteFull Time
Salas O'Brien
Salas O'Brien: Provides integrated engineering design and technical consulting services.
Enrollment in a BS Chemical Engineering ABET program, working knowledge of Microsoft Office, willingness to travel up to 20%, strong communication and problem-solving skills.
AutoCAD, Microsoft Office
2mo
Save
Mark Applied
Hide
Engineering Co-op/Intern - Spring 2027 (10993)
Anna or Marysville or Raymond or East Liberty or Russells Point or Lincoln or Timmonsville or Swepsonville
OnsiteMultiple Commitments Available
Honda
HondaNYSE: HMC: Manufactures and develops motor vehicles, engines, and mobility products.
0+ YOELegally authorized to work in the U.S. without sponsorship; pursuing Mechanical Engineering or related field; minimum 2.5 GPA; sophomore or above; 10+ weeks at 40 hrs/week; valid U.S. driver’s license; own transportation; enrolled in bachelor’s or master’s degree program
CAD, PLCs, HMIs
3d
Save
Mark Applied
Hide
Mechanical Engineering Intern (Fall 2026 Co-Op) - Global Facilities (Columbus)
Columbus, Ohio, United States
$18-$33/hr OnsiteInternship, Full Time
Burns & McDonnell
Burns & McDonnell: Engineering, architecture, and construction services for global infrastructure.
Currently enrolled in a co-op or degree program in mechanical engineering or related field, 3.0+ GPA preferred, Microsoft Office proficiency, strong communication and problem-solving, legally authorized to work in the U.S. without sponsorship.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook
2w
Save
Mark Applied
Hide
Construction Superintendent Intern (Summer 2027)
Columbus, Ohio, United States
FieldInternship
ARCO Design/Build
ARCO Design/Build: Nationwide design-build construction firm specializing in industrial facilities.
Must be enrolled in construction management, civil engineering, or related degree program with GPA ≥ 3.0; valid driver's license; able to meet physical demands (stand/walk, lift up to 50 lbs); strong verbal communication; co-op/intern construction experience preferred.
1mo
Save
Mark Applied
Hide
Welding Engineer / Inspector - U.S. (Remote)
Houston or Phoenix or Chalfont or Cincinnati or Austin or Columbus or Dallas or Detroit or Medford or Newark or Oakland or Oak Brook
$75k-$115k/yr RemoteFull Time
DNV
DNV: Provides global risk management, certification, and technical assurance services.
3+ YOEHigh school diploma or GED; AWS CWI active; 3+ years with AWS/ASME IX; 3+ years NDE/NDT; metallurgy knowledge; valid driver’s license; travel up to 50% domestic and up to 10% international.
AWS CWI, ASME IX, NDE/NDT, SMAW, GMAW, GTAW, FCAW, LBW, PAW
1mo
Save
Mark Applied
Hide
Distribution Designer Intern
Pataskala or Warren
$19-$23/hr OnsiteInternship
LeCom Utility Contractors
LeCom Utility Contractors: Provides construction and maintenance for power and communications networks.
Currently pursuing an Associate's or Bachelor's in engineering; basic electrical/civil engineering knowledge; familiarity with Microsoft Office; strong analytical, organizational, and communication skills; willingness to learn DDS, O-Calc Pro, Katapult, AutoCAD, or GIS tools.
DDS, O-Calc Pro, Katapult, Microsoft Excel, Microsoft Word, AutoCAD, ESRI ArcGIS