46 intern engineer jobs at 35 companies in Naugatuck, CT

1d
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Water Engineer Intern
Middletown, Connecticut, United States
$24-$36/hr HybridPart Time
Arcadis
ArcadisEuronext Amsterdam: ARCAD: Global design, engineering, and consultancy for natural and built assets.
Pursuing a BS in civil/environmental/water resources engineering, available 16–20 hrs/week in Fall 2026; proficiency in Microsoft Office; strong communication, analytical, and teamwork skills.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Microsoft SharePoint, Building Information Modeling (BIM), Power BI, Augmented Reality
1d
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Water Engineer Intern
Middletown, Connecticut, United States
$24-$36/hr HybridPart Time
Arcadis
ArcadisEuronext Amsterdam: ARCAD: Designing and engineering sustainable solutions for natural and built environments
Pursuing a BS in civil/environmental/water resources engineering, 16–20 hrs/week availability, MS Office proficiency, strong communication and analytical skills; prior water sector coursework or internship preferred.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Microsoft SharePoint, Building Information Modeling (BIM), Power BI, Augmented Reality
1mo
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Construction Project Engineer Intern
Valhalla, New York, United States
$60k-$72k/yr OnsiteFull Time, Internship
City of New York
City of New York: Provides municipal services and administration for New York City.
Baccalaureate degree in civil engineering required; valid New York motor vehicle driver license; ability to perform field inspections, climb ladders, lift ~20 lbs, and travel to watershed sites; strong analytical, communication, and contract-tracking skills.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, AutoCAD, eBuilder
3w
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2026 Intern Conversion: Hardware Engineer
Yorktown Heights or Albany
$122k-$182k/yr OnsiteFull Time
IBM
IBMNew York Stock Exchange: IBM: Global technology providing enterprise software, cloud, and consulting.
Bachelor's degree and successful completion of a 2025 IBM co-op or internship; entry-level hardware engineering role within IBM Research, onsite in New York.
1mo
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Engineering Intern
Bloomfield, Connecticut, United States
OnsitePart Time, Internship
Salamander Designs
Salamander Designs: Handcrafts custom furniture for technology integration and residential spaces.
Current enrollment in an accredited engineering or related program (junior/senior preferred); proficiency in SolidWorks or AutoCAD and 3D CAD software; strong mechanical aptitude, attention to detail, teamwork, and communication skills.
SolidWorks, AutoCAD, 3D CAD software
5d
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Engineering Intern
Bohemia, New York, United States
$20-$25/hr OnsiteMultiple Commitments Available
Data Device Corporation
Data Device Corporation: Manufacturer of high-reliability connectivity and power control electronics.
Enrolled in an electrical engineering/technical/scientific program; U.S. person or eligible for Department of State/commercial license; basic circuit design, soldering, test equipment (DMM, oscilloscope), MS Office/Excel, technical writing; able to work under supervision.
MS Office, Microsoft Excel, DMM, Oscilloscope
2w
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Acoustics Intern
Stamford, Connecticut, United States
HybridInternship
TLC Engineering Solutions
TLC Engineering Solutions: Providing high-performance engineering design and consulting services for buildings.
Current bachelor's student in mechanical/acoustical/architectural engineering; available full-time (40 hrs/week) for summer; desire to pursue acoustical consulting; computer software aptitude.
1mo
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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.
3w
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Transmission Engineer I
Spring or New Orleans or Atlanta or Charlotte or Palm Beach Gardens or Denver or Hartford
$75k-$95k/yr OnsiteFull Time
United Utility Services
United Utility Services: Provides engineering and construction for electrical power infrastructure.
Bachelor's in engineering required, ability to obtain Engineer Intern (EI) within one year, knowledge of engineering drawings and standards, strong analytical and communication skills, Microsoft Office proficiency.
Microsoft Office, AutoCAD, PLS-CADD, PLS-POLE, PLS-TOWER
3w
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Structural Engineering Intern (Summer 2027)
White Plains, New York, United States
OnsiteFull Time
OneFourTwo Design Group
OneFourTwo Design Group: Full-service architecture and structural engineering design firm.
Enrolled in a civil engineering degree program (GPA ≥ 3.0). Strong communication, coursework or internship experience in construction/engineering; ability to prepare designs, review codes, and produce Revit construction drawings.
Revit
1mo
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Manufacturing Engineer
Thomaston, Connecticut, United States
$76k-$103k/yr OnsiteFull Time
Fairbanks Morse Defense
Fairbanks Morse Defense: Provides naval power and propulsion systems to defense fleets.
Associate's or Bachelor's in engineering preferred; CAD (SolidWorks), ERP/BOM experience (Visual Manufacturing/Visual ERP), CNC programming (Amada), ability to read engineering drawings and electrical schematics, domestic/international travel (~10%), U.S. work authorization required.
Visual ERP, Visual Manufacturing, ERP, Amada, SolidWorks, Microsoft Word, Microsoft Excel, Microsoft Windows, CNC
1mo
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Biomedical Engineering Intern
Stamford, Connecticut, United States
OnsiteFull Time
TRIMEDX
TRIMEDX: Clinical asset management and medical equipment maintenance services.
Must be currently enrolled in an associate/technical or equivalent biomedical program, have a valid driver’s license, pass background and drug screening, and demonstrate customer service and communication skills; hands-on biomedical equipment experience preferred.
4d
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AI Engineer Intern
Islandia, New York, United States
OnsiteFull Time, Internship
Festo
Festo: Festo provides pneumatic and electrical automation technology for industrial production.
Pursuing or graduated in CS/Software/IT/Data Science/AI; proficiency in Python, JavaScript, HTML, CSS, Git; knowledge of web architecture, OOP, debugging, and AI concepts.
Python, JavaScript, HTML, CSS, Git, REST APIs, Large Language Models (LLMs), Azure AI Services, Azure, AWS, Google Cloud
2mo
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Intern
South Windsor, Connecticut, United States
OnsiteFull Time, Internship
Pursuit Aerospace
Pursuit Aerospace: Manufactures complex engine components for the global aerospace industry.
Pursuing a degree in Computer Engineering or related technical field; basic networking knowledge; strong analytical, communication, and organizational skills; ability to work independently; IT or cybersecurity experience beneficial.
1mo
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Quality Engineer
Manchester, Connecticut, United States
OnsiteFull Time
Enjet Aero
Enjet Aero: Manufactures precision machined and fabricated components for aircraft engines.
Experienced in aerospace inspection, GD&T, AS9102 FAI, AS13001 delegated product release, AS9100/Nadcap internal audits, MRB/8D problem-solving, supplier quality, and Microsoft Office/online portals.
Microsoft Office, CMM
1mo
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BLP Intern – Technology
Stamford, Connecticut, United States
HybridFull Time, Internship
Synchrony
SynchronyNYSE: SYF: Provides consumer financial services and private label credit cards.
Pursuing a Bachelor's in CS, Information Systems, Engineering, or Information Assurance/Cyber Security; minimum 3.0 GPA; available for a 10-week full-time (40 hrs/wk) June–August internship; age 18+; background check, drug screen, fingerprints, and ability to satisfy Section 19 FDIC requirements; relocation possible.
1w
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INTERNAL POSTING: Engineer I
Wallingford, Connecticut, United States
$71k-$90k/yr OnsiteFull Time
Town of Wallingford
Town of Wallingford: Providing municipal government services and public utility distribution.
2+ YOEAssociate degree in engineering or construction management plus 2 years' water/sewer utility or underground pipeline construction experience; Connecticut motor vehicle operator's license; ability to use AutoCAD and Excel.
Autodesk AutoCAD, Microsoft Excel
1mo
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Construction Superintendent Intern (Summer 2027)
White Plains, New York, United States
FieldInternship, Full Time
ARCO Design/Build
ARCO Design/Build: Provides design-build construction for industrial and commercial facilities.
Enrolled in construction management/civil engineering (Bachelors), minimum 3.0 GPA, valid driver's license, able to meet physical demands (stand, walk, lift up to 50 lbs); co-op/intern experience preferred.
1w
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Construction Intern - Nationwide 2027
Providence or Glastonbury or Boston or New York or Arlington or Baltimore or Philadelphia or Newark or Charlotte or Columbia or Atlanta
$17-$32/hr OnsiteInternship
Gilbane Building Company
Gilbane Building Company: Global construction and facilities management services provider.
Currently enrolled in construction management, civil engineering, or related program; strong communication skills; proficiency in Microsoft Office; ability to work on jobsites and district offices; must pass pre-employment substance test.
Microsoft Office
1w
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Returning New Grad Engineer I - Winter/Summer 2027 - Northeast Division (For Current/Former HNTB Interns Only)
New York or South Portland or Princeton or Bedford or Boston or Newark or Cherry Hill or Parsippany or South Norwalk or Rocky Hill or Chelmsford
$66k-$125k/yr OnsiteFull Time
HNTB
HNTB: Infrastructure design and engineering for transportation and public works
Bachelor's degree in Engineering required; knowledge of engineering principles; familiarity with Microsoft Office, MicroStation and/or AutoCAD; EIT preferred; master's preferred.
Microsoft Office, MicroStation, AutoCAD