29 engineering intern jobs at 20 companies in Sandusky, OH

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Manufacturing Engineering Intern
Huron, Ohio, United States
OnsiteInternship
Humanetics
HumaneticsLondon Stock Exchange: BPR: Develops safety, digital, and sensor solutions for industrial design.
2-year technical degree required or actively pursuing a 4-year engineering degree; basic CAD knowledge; GD&T and engineering change process preferred.
CAD, Geometric Dimensioning and Tolerancing (GD&T)
6d
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Manufacturing Engineering Intern
Huron, Ohio, United States
OnsiteInternship
OpTek Systems
OpTek Systems: Specialist in precision laser processing and micromachining services.
Entry-level engineering work supporting manufacturing processes; requires 2-year technical degree or pursuing a 4-year engineering degree; CAD familiarity and GD&T/engineering change basics preferred.
CAD
1w
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Quality Engineering Intern
Toledo, Ohio, United States
OnsiteInternship
Piston Group
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.
Microsoft Office
2w
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Power Electronics Intern
Brook Park, Ohio, United States
OnsitePart Time
HX5
HX5: Provides engineering and technical support services to federal government agencies.
Enrolled in an ABET electrical engineering program; understanding of power electronics, bi-directional DC/DC converters, lithium battery charging/discharging, ECAD/KiCAD; ability to conduct experimental testing; U.S. citizen or permanent resident and able to pass government background check.
KiCAD
3w
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Engineering/Construction Management Internship/Co-op - Oregon, Ohio - Spring 2027
Oregon, Ohio, United States
OnsiteInternship
E.S. Wagner Co.
E.S. Wagner Co.: Constructing highways, bridges, and heavy civil engineering infrastructure.
Undergraduate student pursuing construction or engineering studies; interest in construction; verbal and written communication skills; familiarity with Microsoft Office; leadership and teamwork skills.
Microsoft Office
1w
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Digital Transformation Intern (1st Shift) - Fall 2026
Walbridge, Ohio, United States
$22-$25/hr OnsiteFull Time
First Solar
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
2mo
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Intern - Summer 2027 (Toledo)
Toledo, Ohio, United States
OnsiteTemporary
Turner Construction
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.
2mo
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Intern - Spring 2027 (Toledo)
Toledo, Ohio, United States
OnsiteInternship
Turner Construction
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.
3w
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Architecture Co-op/Intern (Part-Time) - Spring 2027
Toledo or Columbus
$20-$23/hr OnsitePart Time, Internship
SSOE Group
SSOE Group: Provides architecture, engineering, and construction management for industrial facilities.
Pursuing a NAAB-accredited bachelor’s or master’s in architecture, Revit required, 3D rendering and Adobe suite skills, strong communication, leadership, organization, and multitasking.
Revit, Enscape, V-ray, SketchUp, 3D Max, Adobe Photoshop, Adobe Illustrator, Adobe InDesign
1w
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Operations Intern - Summer 2027
Rancho Cucamonga or Peachtree City or Mount Prospect or Greenfield or Lowell or Mentor or Painesville or Fairport Harbor or Miamisburg or Oak Harbor or Neenah
$26-$29/hr OnsiteInternship
Avery Dennison
Avery DennisonNYSE: AVY: Manufacturer of materials science and digital identification products.
Pursuing a Bachelor’s in engineering (chemical/mechanical/industrial preferred), previous internship or relevant experience, willing to relocate, reliable transportation, pass background and drug screening; sponsorship not available.
RFID
1w
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Manufacturing Intern - Fall 2026
Avon Lake, Ohio, United States
$20/hr OnsiteFull Time, Part Time
Avient
AvientNYSE: AVNT: Manufacturer of specialized and sustainable polymer material solutions.
Currently pursuing a bachelor\u0002s in engineering or related field preferred; high school diploma required; strong communication, data analysis, safety awareness, and Microsoft Office skills; interest in manufacturing and continuous improvement.
Microsoft Outlook, Microsoft Excel, Microsoft Word, Microsoft PowerPoint
2mo
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Intern Civil/Permitting Engineer
Port Clinton, Ohio, United States
OnsiteInternship
LEWCO
LEWCO: Manufacturer of industrial ovens and conveyor systems.
Pursuing a bachelor's in civil engineering; knowledge of permitting plans, project management, AutoCAD and SolidWorks; strong communication, organization, and attention to detail.
Microsoft Word, Microsoft Excel, AutoCAD, SolidWorks
1mo
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Scientist Intern (SA Lab) Fall 2026
Northwood, Ohio, United States
OnsiteFull Time, Internship
Pilkington North America
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
2w
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2026 Autumn College Intern - Division of Surface Water
Dayton or Bowling Green or Columbus
$16/hr OnsitePart Time
Ohio Department of Rehabilitation and Correction
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.
2mo
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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
3w
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Architecture Co-op - Spring 2027
Toledo, Ohio, United States
$20-$23/hr OnsiteInternship
SSOE
SSOE: Architecture, engineering, and construction management firm.
Pursuing a NAAB-accredited bachelor's or master's in architecture, Revit and 3D rendering skills, Adobe Photoshop/Illustrator/InDesign proficiency, strong communication, leadership, and organizational skills.
Revit, Enscape, V-Ray, SketchUp, 3ds Max, Adobe Photoshop, Adobe Illustrator, Adobe InDesign
1mo
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Field Service Engineer
Budapest or Hungary or Westlake or Europe
FieldFull Time
Nordson
NordsonNasdaq: NDSN: Manufactures precision dispensing and fluid management equipment for industry.
Install, maintain, and repair x-ray inspection and related inspection systems; provide technical support, customer training, documentation, and international travel (~60-70%). Electromechanical background and strong English required.
CRM, X-ray inspection systems, acoustic imaging, optical inspection technologies
3mo
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Construction Internship
Maumee, Ohio, United States
OnsiteInternship
Custom Mechanical Systems
Custom Mechanical Systems: Mechanical contractor for industrial and federal construction projects.
Pursuing Construction Management, Architecture, Mechanical or Civil Engineering; U.S. citizenship required. Assist with project documentation, submittal registers, RFIs, change orders, budgeting, and project closeout tasks.
1mo
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Construction Management Internship/Co-op - Fall 2026 – Toledo, OH
Toledo, Ohio, United States
OnsiteFull Time, Internship
The Douglas Company
The Douglas Company: General contractor specializing in senior living and multifamily construction.
Bachelor's degree in progress in Construction Management, Civil Engineering, or Construction Engineering Technology required; able to work in Toledo; real-world construction project support experience through internship/co-op.
3mo
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INTERNAL JOB POSTING ONLY: ATF Technical Services Supervisor
Sandusky, Ohio, United States
OnsiteFull Time
Sierra Lobo
Sierra Lobo: Provides engineering and testing services for aerospace and defense.
10+ YOE1+ MgmtMinimum 10 years relevant technical experience plus 1 year lead technician experience; 2 years technical/vocational training or equivalent; demonstrated leadership and communication; knowledge of test operations and facility support.