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47 developer intern jobs at 29 companies in East Hartford, CT

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Electrical Engineer Intern
Springfield, Massachusetts, United States
FieldInternship
Dennis Group
Dennis Group: A design-build firm that plans, designs, engineers, and builds food and beverage production facilities.
Sophomore, junior, or senior pursuing a bachelor's degree in electrical engineering or related field; GPA 3.0+; MS Office proficiency; familiarity with electrical systems and AutoCAD or Revit; up to 25% travel.
Microsoft Excel, Microsoft Word, Microsoft Access, AutoCAD, Revit, National Electric Code, NFPA 72, NFPA 101, LAN, Wi-Fi, UPS, MCC
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2w
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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
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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
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1mo
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Intern
New Haven, Connecticut, United States
$39k-$292k/yr OnsiteMultiple Commitments Available
Yale University
Yale University: Provides higher education and conducts global academic research.
Bachelor's degree or equivalent; conduct regulatory research on 1,4-dioxane, compile state-specific databases, perform comparative analysis, prepare summaries and presentations, strong organizational, communication, and computer skills.
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Returning Intern Engineer - NED Summer 2027 (For Current/Former HNTB Interns Only)
Boston or South Portland or Princeton or New York or Bedford or Newark or Cherry Hill or Parsippany or South Norwalk or Rocky Hill or Chelmsford
$21-$40/hr OnsiteFull Time
HNTB
HNTB: Designs and manages large-scale transportation and infrastructure projects.
Current enrollment in an accredited post-secondary engineering program plus high school diploma/GED; basic engineering/math proficiency, Microsoft Office skills, ability to prepare drawings and perform basic calculations.
Microsoft Office Suite
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Returning Intern Engineer - NED Summer 2027 (For Current/Former HNTB Interns Only)
Boston or South Portland or Princeton or New York or Bedford or Newark or Cherry Hill or Parsippany or Chelmsford or Rocky Hill or South Norwalk
$21-$40/hr OnsiteFull Time
HNTB
HNTB: Infrastructure design and engineering for transportation and public works
Current enrollment in an accredited post-secondary engineering program, high school diploma/GED or equivalent, basic engineering and algebra skills, Microsoft Office proficiency, and ability to perform basic engineering calculations.
Microsoft Office Suite
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Returning Intern Engineer - NED Summer 2027 (For Current/Former HNTB Interns Only)
Bedford or Boston or Chelmsford or Cherry Hill or New York City or Newark or Parsippany or Princeton or Rocky Hill or South Norwalk or South Portland
$21-$40/hr OnsiteInternship
HNTB
HNTB: Infrastructure firm providing engineering, architecture, and construction management services.
Current enrollment in an accredited post-secondary engineering program and a high school diploma or GED. Requires basic engineering, geometric, algebraic, and calculation skills; Microsoft Office Suite proficiency.
Microsoft Office Suite
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Development Intern
North Haven, Connecticut, United States
OnsiteInternship
BHcare
BHcare: Provides integrated mental health and domestic violence services.
Unpaid internship, minimum 10 hours/week. Pursuing relevant degree; strong communication, organization, and Microsoft Office skills; ability to support fundraising, donor relations, events, and marketing.
Microsoft Office
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Acturial Intern - Summer 2027
Webster, Massachusetts, United States
$29-$31/hr OnsiteInternship
MAPFRE
MAPFREBolsa de Madrid: MAP: Provides global insurance, reinsurance, and financial protection services.
Current bachelor's or master's student in actuarial science, mathematics, statistics, economics, or a related field; one actuarial exam completed; strong analytical skills and Microsoft Excel proficiency.
Microsoft Excel, Python, R, SQL, SAS
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Actuarial Leadership Development Program (ALDP) Intern
Hartford or Saint Paul
$27-$32/hr HybridInternship, Full Time
Travelers
TravelersNYSE: TRV: Provide property and casualty insurance for individuals and businesses.
Pursuing or holding a statistics, mathematics, economics, finance, actuarial science, computer science, or related bachelor's or master's degree; 3.0 GPA; one or more actuarial exams; U.S. work authorization.
Data Science
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2w
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Software Engineering Intern – Summer 2027
Fridley or Tempe or Eatontown or Santa Rosa or Lafayette or Boulder or Plymouth or Mounds View or Irvine or North Haven or Memphis or Newton or Dexter or Santa Ana or Mansfield or Fort Worth or Minneapolis or Brooklyn Center or Jacksonville or Boston or Brooklyn Park
$27-$45/hr OnsiteFull Time
Medtronic
MedtronicNew York Stock Exchange: MDT: Develops and manufactures medical devices and digital health solutions.
Currently pursuing BS/MS in computer/software engineering or related with anticipated graduation 2027–2029; full-time internship availability June–Aug; U.S. work authorization required; 3.0 GPA preferred; experience with programming/projects preferred.
C, C++, C#/.NET, SQL, JavaScript, Java, Python, Swift, HTML/CSS, Microsoft Visual Studio, Jenkins, GitLab
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Machine Learning Intern
Chicago or Washington or Tallahassee or Sarasota or Hartford or Nashville or Costa Mesa or San Jose or Atlanta or Boston or Burlington or Cleveland or Columbus or Dallas or Denver or Fort Lauderdale or Fort Wayne or Grand Rapids or Indianapolis or Knoxville or Lexington or Livingston or Plano or Louisville or Los Angeles or Miami or The Woodlands or New York City or Oakbrook Terrace or Sacramento or San Francisco or South Bend or Springfield or Tampa or Houston or Austin or Charlotte
$27-$42/hr OnsiteFull Time, Internship
Crowe
Crowe: Global professional services firm providing audit, tax, and consulting.
Relevant majors include data science, computer science, mathematics, and natural or social sciences. Requires Python, Linux, Git, Docker, CI/CD, Kubernetes, modeling, and software development skills.
Python, Linux, Git, Docker, CI/CD, Kubernetes
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1mo
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Computational Neuroscience Intern | Joy Lab
Bar Harbor or Ellsworth or Farmington or Sacramento or Augusta or Japan or China
$15-$31/hr OnsiteInternship
The Jackson Laboratory
The Jackson Laboratory: Conducts genomic research and produces specialized laboratory mouse models.
Undergraduate degree expected; master’s or relevant experience desirable. Experience with statistical and machine learning methods, data mining, data curation, and computational neuroscience; strong communication skills.
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Product Development Intern: Material Science (Part Time)
Chicopee, Massachusetts, United States
OnsiteTemporary, Part Time
Filtration Group
Filtration Group: Manufactures high-performance air and liquid filtration systems.
Currently enrolled/recent graduate in textiles, material science, or polymer science; 3.0+ GPA; knowledge of nonwoven/textile materials and material characterization; strong analytical, communication, and safety awareness; proficiency with Excel, PowerPoint, Word, Teams.
Microsoft Excel, Microsoft PowerPoint, Microsoft Word, Microsoft Teams
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1w
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Actuarial Leadership Development Program (ALDP) Intern
Hartford or Saint Paul
$27-$32/hr HybridInternship
Travelers
TravelersNew York Stock Exchange: TRV: Provider of commercial and personal property casualty insurance.
0+ YOEPursuing or holding a bachelor's or master's degree in a quantitative or business field, 3.0+ GPA, one or more actuarial exams, and U.S. work authorization.
Data Science
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2d
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Quality Engineer - E2
Stratford, Connecticut, United States
$79k-$147k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures advanced aerospace, defense, and security systems.
Applies quality principles, evaluates product requirements and processes, investigates failures, analyzes inspection and testing data, and improves internal and supplier performance.
Flexible Spending Accounts
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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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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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2mo
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Integration & Test Engineer (38411)
Northampton, Massachusetts, United States
$89k-$145k/yr OnsiteFull Time
L3Harris Technologies
L3Harris TechnologiesNYSE: LHX: Aerospace and defense providing mission-critical technology solutions.
4+ YOEBachelor's degree in engineering or related field with 4+ years integration/test experience (or master’s with 2+ years or 8+ years without degree); ability to obtain Secret clearance; domestic/international travel up to 10%.
IBM Rational DOORS, Imatest, JIRA, Confluence, MS Project, Microsoft Word, Microsoft Excel, Microsoft Visio, Microsoft PowerPoint, Microsoft Outlook, collimators, DC power supplies, digital multimeters, oscilloscopes, signal generators, fiber optic scope meter
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1mo
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R&D Engineer - Panelboards
Bloomfield, Connecticut, United States
$69k-$110k/yr HybridFull Time
ABB
ABBSIX Swiss Exchange: ABBN: Provides electrification and automation technologies for global industries.
2+ YOEBS in Mechanical Engineering or similar, 2+ years R&D experience, mechanical design and 3D modeling (PTC Creo/Windchill) experience, engineering analysis, occasional domestic/international travel, valid US work authorization without need for sponsorship.
PTC Creo, Windchill, ABB Ability™ Energy Manager
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