35 intern engineering jobs at 24 companies in Defiance, OH
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Systems Engineering Intern
Fort Wayne, Indiana, United States
OnsiteInternship
Franklin ElectricNASDAQ: FELE: Designs and manufactures water and fuel pumping systems.
Pursuing a Master’s in Systems Engineering or senior-level engineering student; strong systems engineering knowledge (requirements, interfaces, DFMEA, V&V), control principles (PID), system-level debugging; preferred experience with CODESYS, C, ladder logic, MATLAB, or Python.
City of Fort Wayne: Provides municipal government services and public infrastructure management.
Currently pursuing a Bachelor's in Engineering or Engineering Technology; ability to lift up to 50 lbs; valid driver's license; strong attention to detail and problem-solving; ability to work independently and in teams.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint
Anna or Marysville or Raymond or East Liberty or Russells Point or Lincoln or Timmonsville or Swepsonville
OnsiteMultiple Commitments Available
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
Piston Group: Tier 1 manufacturer of automotive components and assemblies.
Pursuing an Associate's or Bachelor's in Engineering or related field; strong communication; ability to create procedures; able to lift up to 20 lbs; intermediate Microsoft Office skills.
Fort Wayne or Indianapolis or Detroit or South Bend or Columbus or Cincinnati or Phoenix or Casa Grande or Saginaw
OnsiteInternship
Miller Electric Company: Provides electrical and technology infrastructure construction and maintenance services.
Must be enrolled in high school or university, 18+, proficient with Microsoft Office, willing to learn AutoCAD/REVIT, complete safety training, and demonstrate strong communication and reliability.
AutoCAD, REVIT, Microsoft Word, Microsoft PowerPoint, Microsoft Excel
Web Industries: Provides precision material converting and contract manufacturing services.
Pursuing a B.S. in mechanical engineering (min. 3 years college), prior manufacturing co-op/internship required, U.S. citizenship required, strong communication, problem-solving, and data analysis skills.
Intern/Co-op - Refining Chemical Engineering Fall 2026
Findlay or El Paso or Anacortes or Wilmington or Martinez or Owensboro or Canton or Canonsburg or Mandan or Salt Lake City or Dickinson or Robinson or Detroit or St Paul Park or Catlettsburg or Garyville or Texas City or Kenai or San Antonio
$33-$42/hrOnsitePart Time, Internship
Marathon PetroleumNYSE: MPC: Refines and markets petroleum products and renewable fuels.
Must be majoring in Chemical Engineering, strong academic performance, concurrently enrolled in a degree program, valid driver's license, authorized to work in the US indefinitely, availability for multiple co-op/term assignments preferred.
isolved: Cloud-based human capital management software for workforce operations.
Currently pursuing a bachelor's degree in Business, Information Systems, Computer Science, Engineering or related field; advanced Microsoft Office skills (Excel, Word, PowerPoint); strong analytical, communication, and organizational skills; foundational AI knowledge; Agile familiarity.
Microsoft Office, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, AI
EverusNYSE: ECG: Provides specialty electrical, mechanical, and power infrastructure construction services.
Two years of college toward a B.S. in Electrical or Mechanical Engineering; strong communication and organizational skills; Microsoft Word, Excel, Outlook, and AutoCAD proficiency; valid driver's license and safe driving record.
Microsoft Word, Microsoft Excel, Microsoft Outlook, AutoCAD
State of Indiana: Provides public services and state governance to Indiana residents.
Currently enrolled or recent graduate in Civil Engineering/CADD or related program; knowledge of CADD and Microsoft Office; ability to interpret civil engineering principles; good communication skills.
Everus Construction GroupNYSE: ECG: Specialty construction services for electrical and mechanical infrastructure.
Two years of college toward a B.S. in Electrical or Mechanical Engineering, valid driver's license, strong communication and organizational skills, Microsoft Word/Excel/Outlook and AutoCAD experience; ability to drive and assist project teams.
Microsoft Word, Microsoft Excel, Microsoft Outlook, AutoCAD
Digital Transformation Intern (1st Shift) - Fall 2026
Walbridge, Ohio, United States
$22-$25/hrOnsiteFull Time
First SolarNASDAQ: FSLR: Designs and manufactures thin-film photovoltaic solar modules.
Engineering or data-analytics background, proficiency in Excel, experience with JMP/statistical software or SQL/Python a plus, strong communication and root-cause analysis skills; internship 3–6+ months.
Microsoft Excel, JMP, SQL, Python, Microsoft PowerPoint
Turner Construction: Construction management and general contracting for complex large-scale building projects.
Enrolled in a college/university program, 18+, pursuing a degree (Engineering, Architecture, Construction Management or related), minimum 1 year of completed education, and interest in construction management.
Turner Construction: Manages and constructs large-scale commercial and infrastructure projects.
Enrolled in college/university; pursuing a degree in Engineering, Architecture, Construction Management, or related field; at least 1 year of completed study; 18+; English communication skills; willingness to work at construction sites and office; overtime as needed.
Pilkington North AmericaTokyo Stock Exchange: 5202: Manufacturing glass and glazing products for automotive and building sectors.
Pursuing an undergraduate degree in science or engineering; hands-on technical skills; strong analytical/problem-solving ability; teamwork and communication skills; proficiency with Microsoft Office; commitment to safe, ethical behavior.
Lambda 1050 Spectrophotometer, Haze Gard, Colorsphere, FTIR, Four Point Probe, Profilometer, FAAS, ERS, Microsoft Outlook, Microsoft Word, Microsoft Excel, Microsoft PowerPoint
2026 Autumn College Intern - Division of Surface Water
Dayton or Bowling Green or Columbus
$16/hrOnsitePart Time
Ohio Department of Rehabilitation and Correction: Managing state prisons and community-based rehabilitation programs.
Must be enrolled in or recently graduated from a college program in environmental science, water resources, chemistry, or engineering; skills in data analysis, written communication, and computer use; background check required.
Engineering/Construction Management Internship/Co-op - Defiance, Ohio - Spring 2027
Defiance, Ohio, United States
OnsiteInternship
E.S. Wagner Co.: Constructing highways, bridges, and heavy civil engineering infrastructure.
Undergraduate student pursuing construction-related studies, interest in construction, communication skills, Microsoft Office familiarity, leadership and teamwork; ability to assist in field engineering, estimating, and office tasks.
GROB: Manufacturer of universal machining centers and production systems.
3+ YOELead the implementation of Lean Manufacturing to improve productivity, reduce waste, and manage international travel; requires a Bachelor’s/Associate in Electro-Mechanical/Industrial Engineering and 3+ years in engineering/technical field.
DanaNYSE: DAN: Manufacturer of vehicle driveline and thermal management systems.
3+ YOEBachelors in engineering or related field and 3+ years manufacturing quality experience; knowledge of IATF 16949/ISO 9001, internal and external audits, corrective actions, AIAG Core Tools, strong analytical and communication skills.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint, SAP, APQP, PPAP, PFMEA, MSA, SPC, Control Plans, GD&T