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36 engineer intern jobs at 29 companies in Connecticut

1w
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Engineering Intern
Canaan, Connecticut, United States
OnsiteFull Time
BD
BDNYSE: BDX: Manufactures medical devices, surgical instruments, and pharmacy automation systems.
High school diploma/GED, on-site presence (minimum 4 days/week), support engineering and production, learn validation, comply with safety and quality regulations.
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3w
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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
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6d
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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.
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2mo
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Intern (First Shift)
Eastford, Connecticut, United States
OnsiteInternship, Full Time
Pursuit Aerospace
Pursuit Aerospace: Manufactures complex engine components for the global aerospace industry.
0+ YOEEntry-level internship in manufacturing and warehousing with basic computer skills; strong reliability and willingness to learn; must be authorized to work in the U.S. without future visa sponsorship.
Microsoft Office
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1w
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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
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1mo
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Electrical Engineer
Cincinnati or Syracuse or Raleigh or Phoenix or Irvine or Highlands Ranch or Sandy Hook or Wilmington or Augusta or Chicago or New Orleans or Portland or Hanover or Boston or Detroit or East Windsor or Portland or Austin or Richmond
$105k-$150k/yr OnsiteFull Time
Arcadis
ArcadisEuronext Amsterdam: ARCAD: Designing and engineering sustainable solutions for natural and built environments
4+ YOEBachelor’s in engineering; 4+ years of relevant experience; EIT certification; working toward PE; knowledge of national/international standards; OSHA training preferred.
AutoCAD, Revit, Elum Tools, BIM360, SKM, Etap, EDSA, Easy Power
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1mo
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Electrical Engineer
Cincinnati or Syracuse or Raleigh or Phoenix or Irvine or Highlands Ranch or Newtown or Wilmington or Augusta or Chicago or New Orleans or Portland or Hanover or Boston or Detroit or East Windsor or Portland or Austin or Richmond
$105k-$150k/yr OnsiteFull Time
Arcadis
ArcadisEuronext Amsterdam: ARCAD: Global design, engineering, and consultancy for natural and built assets.
4+ YOEBachelor's in engineering, EIT and working toward PE, 4+ years engineering experience, knowledge of national/international electrical standards, OSHA preferred, fluency with AutoCAD, Revit, Elum Tools, BIM360, SKM, Etap, EDSA, Easy Power.
AutoCAD, Revit, Elum Tools, BIM360, SKM, Etap, EDSA, Easy Power
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3w
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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
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2w
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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.
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2w
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Mechanical I - Intern Nuclear
Stonington, Connecticut, United States
OnsiteFull Time, Internship
Zachry Group
Zachry Group: Provides engineering, construction, and maintenance for industrial facilities.
BS in mechanical, chemical, or nuclear engineering (ABET) required; FE desirable. Proficiency with Microsoft Office; ability to perform calculations, design support, field walkdowns, and maintain unescorted nuclear plant access.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint
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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
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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.
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15h
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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
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1d
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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
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1d
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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: Designs and manages large-scale transportation and infrastructure projects.
Bachelor's degree in Engineering required; understanding of engineering principles; familiarity with Microsoft Office, MicroStation and/or AutoCAD; EIT preferred; Master's preferred.
Microsoft Office Suite, MicroStation, AutoCAD
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3w
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Network Resiliency Engineer
Westport or New York City or Singapore or Abu Dhabi
$105k-$175k/yr HybridFull Time
Dalio Family Office
Dalio Family Office: Manages the private wealth and philanthropy of the Dalio family.
5+ YOEBachelor's in IT/CS/Network Engineering, 5+ years in network connectivity/infrastructure, 2+ years hands-on with ISP circuits and network hardware, CCNA/Network+ preferred, domestic/international travel ~15%.
fiber, coax, LTE/5G, satellite, routers, switches, firewalls, Wi-Fi, ISP, IDF/MDF, UPS
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1d
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AI and Information Technology Intern
North Haven, Connecticut, United States
OnsiteInternship
O.F. Mossberg & Sons
O.F. Mossberg & Sons: Designs and manufactures rifles, shotguns, and firearm accessories.
Pursuing a Bachelor's or Master's in CS/AI/IT/Data Science/Software Engineering; interest in AI, familiarity with generative AI platforms, basic programming (Python/SQL/JavaScript) and Microsoft 365; strong communication and analytical skills.
ChatGPT, Microsoft Copilot, Google Gemini, Claude, Python, SQL, JavaScript, Microsoft 365
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1mo
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Engine Build Internship - Fall 2026
Bloomfield or Suffield
OnsiteInternship, Full Time
LiquidPiston
LiquidPiston: Developing compact, high-efficiency rotary internal combustion engines.
Hands-on mechanical aptitude; coursework or experience in automotive/mechanical/manufacturing/aerospace; ability to use hand and power tools and precision measuring instruments; read engineering drawings; attention to detail; available onsite full-time Fall 2026.
hand tools, power tools, torque tools, torque wrenches, calipers, micrometers, measuring equipment
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2mo
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Project Engineering Lead (Onsite)
East Hartford, Connecticut, United States
$108k-$205k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
8+ YOEBachelor’s degree in Science/Engineering and 8+ years (or Advanced degree with 5+ years); project engineering experience; risk, cost, quality and schedule management; experience with domestic and international customers.
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1d
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Data Engineering Internship (Summer 2027)
Stamford or Houston or New York City
OnsiteFull Time, Internship
Castleton Commodities International
Castleton Commodities International: Invests in and manages global energy and commodity assets.
Pursuing a Bachelor's or higher in CS/Engineering/MIS, expected grad Winter 2027–Spring/Summer 2028. Strong Python and SQL skills; experience with pandas, NumPy, SQLAlchemy; familiarity with Snowflake, cloud (AWS/Azure); web scraping interest.
Python, SQL, Snowflake, pandas, NumPy, SQLAlchemy, Airflow, AWS, Azure
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