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46 data intern jobs at 37 companies in Stratford, CT

14h
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Data Analytics / Data Science Intern
Lake Success, New York, United States
$55k-$86k/yr OnsiteInternship
Northwell Health: Provides clinical healthcare services through a hospital network.
0+ YOEBachelor's degree required (or equivalent); 0-1 years relevant experience; preferred Computer Science degree graduating May 2026; tasks include data extraction, preparation, and supporting analyses.
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1mo
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BLP Intern – Data Analytics
Stamford, Connecticut, United States
HybridFull Time, Internship
Synchrony
SynchronyNYSE: SYF: Provides consumer financial services and private label credit cards.
Pursuing a bachelor’s in a quantitative field, minimum 3.0 GPA, available for a 10-week full-time (40 hrs/wk) summer internship (June–August), 18+ years old, background/drug screen and fingerprints required.
Microsoft Excel, Microsoft PowerPoint
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1mo
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Toxicology Analytics Intern
Hicksville, New York, United States
$1/hr HybridInternship
Acutis Diagnostics
Acutis Diagnostics: Specialized medical laboratory providing advanced clinical diagnostic testing services.
Undergraduate or graduate student in forensic science, toxicology, public health, data analytics, epidemiology, or related field; strong analytical skills; interest in toxicology data analytics.
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2d
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Quantitative Analysis Intern
Stamford, Connecticut, United States
HybridFull Time
Group 1001
Group 1001: Provides tech-driven insurance products and digital investment platforms.
0+ YOEEnrolled in a graduate program (relevant fields), 0–6 months analytical experience preferred, proficient in Excel, Stata, SQL and Python/R, strong data analysis, communication, and collaboration skills.
Microsoft Excel, Stata, SQL, Python, R
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4d
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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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1w
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Performance Analysis Intern
Queens or Orangeburg
$17/hr OnsiteInternship
New York City FC
New York City FC: Professional soccer club competing in Major League Soccer.
Film and code training and matches, produce reports, familiarity with performance analysis software and Microsoft/Apple office tools, ability to lift 15 lb, flexible hours including evenings and weekends, commit Aug–May season.
Sportscode, Match Analysis, Prozone, Hudl, Taka, Microsoft Excel, Microsoft PowerPoint, Keynote, iBooks Author
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1w
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Intern, Warranty Process & Reporting
Woodcliff Lake, New Jersey, United States
$25-$32/hr HybridPart Time
BMW Group
BMW GroupFrankfurt Stock Exchange: BMW: Manufactures luxury automobiles, premium motorcycles, and provides financial services.
Currently enrolled undergraduate or graduate student with ≥3.0 GPA, ≥60 credits or rising junior, able to work 20-29 hrs/week, must attach unofficial transcript.
Microsoft Access
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2mo
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Strategic Priorities, Emerging Talent Intern (Fall)
Jamaica, New York, United States
$19-$21/hr OnsiteInternship
Metropolitan Transportation Authority
Metropolitan Transportation Authority: Operates public transportation systems in the New York region.
0+ YOEProficiency in Microsoft Office; strong analytical and communication skills; ability to work under pressure; detail-oriented; team player.
Microsoft Excel, SQL, PowerPoint
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1mo
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At-Sea Research Intern - Riverhead, NY
Riverhead, New York, United States
$19/hr OnsitePart Time, Temporary
Cornell Cooperative Extension
Cornell Cooperative Extension: Delivering research-based educational programs to New York State communities.
Part-time paid internship for at-sea data collection; fieldwork on vessels, light data entry; 24 hours/week; July–Sept; no relocation or visa sponsorship.
Data entry, Biological sampling, Marine field equipment
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1w
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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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3w
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Graduate Student Intern (Class IV)
New York, New York, United States
$23/hr HybridPart Time
Columbia University
Columbia University: Private Ivy League research university providing academic degree programs.
Junior-year status or higher; coursework in CS/Physics/Statistics/Neuroscience; required programming experience (Python,R,Java,C++,MATLAB); attention to detail, communication skills; imaging-data experience preferred.
R, ImageJ, Python, Java, C++, MATLAB
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1mo
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Fall 2026 Legal Intern, Foreclosure Prevention Project
New York or Nassau County or Suffolk County or United States
HybridInternship
New York Legal Assistance Group
New York Legal Assistance Group: Provides free civil legal services to low-income New Yorkers.
Must be a current law student; strong research, writing, and analytic skills; assist with client intakes, court appearances, drafting motions, mortgage modification packets, and data entry. Strong preference for fluent Spanish speakers.
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2mo
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MBA Business Strategy & Finance Intern
Bridgeport, Connecticut, United States
OnsiteInternship
Cahoot
Cahoot: A peer-to-peer network for e-commerce order fulfillment and shipping.
3+ YOEMBA student or alumnus with strong financial modeling, data analysis, and revenue modeling experience; 3+ years in B2B technology; advanced Excel; able to handle multiple projects.
Excel, Financial Modeling
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4d
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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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1w
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Materials Science and Engineering Summer Intern
Tappan, New York, United States
$25-$30/hr OnsiteIntern
Carbon To Stone
Carbon To Stone: Transforms CO2 and industrial waste into valuable resources.
Currently pursuing a B.S. or M.S. in materials/chemical/geochemistry/environmental engineering; lab coursework/experience in reaction engineering, materials characterization, or process design; hands-on lab skills; Excel/Python for data analysis; familiarity with XRD/SEM/ICP/TGA preferred.
XRD, SEM, ICP, TGA, Microsoft Excel, Python
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2mo
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Operations Manager, Statistics & Data Science
New Haven, Connecticut, United States
$68k-$121k/yr HybridFull Time
Yale University
Yale University: Providing higher education and conducting advanced scientific research.
3+ YOE3+ MgmtManages financial and administrative operations; budget, reporting, and internal controls; liaison with stakeholders.
Microsoft Excel, Workday, Financial systems, Database reporting
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1mo
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IS Senior Reporting Specialist
Wallingford, Connecticut, United States
$81k-$108k/yr HybridFull Time
Community Health Network of Connecticut
Community Health Network of Connecticut: Administers healthcare services and care coordination for Medicaid programs.
BI reporting expert with SQL Server, Power BI, Qlik Sense, and Tableau; builds and maintains BI solutions; collaborates with internal and external stakeholders.
SQL Server, Power BI, Qlik Sense, Tableau
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2mo
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Middle School Internship Program 26-27
Bronx, New York, United States
OnsiteFull Time
Equality Charter School
Equality Charter School: Operates public charter schools for students in the Bronx.
Provide direct services, assessment, data collection and reporting, and community outreach supporting middle school programming; internship start immediately.
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2mo
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Senior Financial Internal Auditor - Hybrid
Bloomfield or St. Louis or Franklin
HybridFull Time
The Cigna Group
The Cigna GroupNYSE: CI: Provides health insurance and pharmacy benefit management services.
3+ YOEBachelor’s in accounting or finance; 3+ years internal audit; 1+ year in senior/in-charge; CPA or master’s preferred; IT/data analytics skills; healthcare audit experience preferred.
Excel, SQL, Alteryx, PowerPoint
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1w
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Senior Internal Auditor
Wilton, Connecticut, United States
HybridFull Time
Louis Dreyfus Company
Louis Dreyfus Company: Global merchant and processor of agricultural and food goods.
4+ YOE4+ years experience in operations or internal audit, bachelor’s/master’s in engineering, finance or business, strong operations knowledge, data analytics skills (ACL/Python/Power BI), advanced Excel, CIA a plus.
ACL, Python, Microsoft Power BI, Microsoft Excel
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