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162 engineer internship jobs at 102 companies in Fairfield, CT

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2027 Internship- Hardware Engineer (FPGA)
Austin or New York City
OnsiteInternship
Virtu Financial
Virtu FinancialNYSE: VIRT: Provides liquidity and trading technology to global financial markets.
Currently pursuing a Masters in Electrical Engineering; experience with SystemVerilog/Verilog, Python or C++, basic network protocols, strong problem solving and communication.
SystemVerilog, Verilog, Python, C++, HackerRank
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2mo
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Internship - Financial Engineer - New York, United States
New York, New York, United States
$100k/yr OnsiteInternship, Full Time
Societe Generale
Societe GeneraleEuronext Paris: GLE: Global provider of retail, investment, and private banking services.
1+ YOEPursuing graduate coursework in financial engineering/math; internship in markets helpful; strong analytical and communication skills.
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1mo
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Sales Engineer Internship
New York City or Toronto
HybridInternship, Full Time
Mason
Mason: AI-powered platform for real estate and construction development.
Build AI agents and workflows, prototype tooling, research target accounts, conduct high-volume outreach, strong written and verbal communication, curiosity about AI and physical development, coachable and resourceful.
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3d
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Engineer - New York, NY
New York, New York, United States
$72k-$75k/yr OnsiteFull Time
DeSimone
DeSimone: Provides structural engineering and design services for complex building projects.
B.S. in structural/civil engineering required, internship or exposure to structural projects, ability to use Revit and Rhino, pass engineering skills test; EIT and M.S. preferred.
Revit, Rhino
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Engineer - New York, NY
New York, New York, United States
$72k-$75k/yr OnsiteFull Time
DeSimone
DeSimone: Global structural engineering firm specializing in high-performance building design.
Bachelor's in structural/civil engineering (ABET), coursework in structural analysis and design, internship or firm exposure, ability to learn building codes, strong communication; EIT preferred.
Revit, Rhino
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Field Engineer
New York City, New York, United States
OnsiteFull Time
American Bridge
American Bridge: Constructs large-scale bridges and complex marine infrastructure.
0+ YOEBachelor's in civil engineering or construction management (completed or expected), comfortable working outdoors/at heights, coursework or internship exposure to heavy-civil construction, familiarity with Microsoft Office and basic scheduling concepts.
Microsoft Office, P6
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3w
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Associate Interconnection Engineer
Asbury Park or Chicago or Baltimore or New York City
$70k-$80k/yr HybridFull Time
Solar Landscape
Solar Landscape: Develops and operates commercial rooftop solar energy projects.
Bachelor's in electrical engineering or related field, internship or related experience preferred, knowledge of utility interconnection process, ability to prepare applications and review site plans.
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1mo
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DUV FLS Production Engineer
Wilton, Connecticut, United States
OnsiteFull Time
ASML
ASMLNASDAQ: ASML: Manufactures lithography systems used to print patterns on wafers.
BSc in Mechanical Engineering, internship/engineering experience, cleanroom production troubleshooting, knowledge of epoxy processing, mechanical assembly, tooling, diagnostics, and Lean Manufacturing; familiarity with MATLAB, LabVIEW, and Python.
MATLAB, LabVIEW, Python, NX, Teamcenter, SAP
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1w
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Engineer - Industrial Automation and Control Systems
Northbrook or Melville
$75k-$85k/yr HybridFull Time
UL Solutions
UL SolutionsNYSE: ULS: Provides safety science testing, inspection, and certification services globally.
University degree in electrical or mechanical engineering required; internship preferred. Responsible for test program development, project coordination, client communication, and technical reporting.
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4d
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Graduate Water Engineer - 2027
New York, New York, United States
$82k-$90k/yr HybridFull Time
Mott MacDonald
Mott MacDonald: Global engineering and management consultancy for infrastructure and development.
Bachelor's degree in civil engineering, EIT completion or ability to take within 12 months, internship or related experience, strong communication and problem-solving skills.
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1mo
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Project Engineer - MEP
Madison or New York
$78k/yr OnsiteFull Time
Legence
LegenceNasdaq: LGN: Engineering and maintenance services for mission-critical building systems.
Bachelor's in Mechanical or Electrical Engineering required; EIT preferred. Entry-level role with internship experience a plus. Proficiency with AutoCAD, Revit, and Microsoft Office; able to attend site surveys and support MEP/FP design.
AutoCAD, Revit, Microsoft Office
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4w
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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.
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3d
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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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2027 Technology, Data, AI & Ventures Summer Internship Program - Security Engineer Intern
New York City, New York, United States
$30-$35/hr HybridFull Time
New York Life
New York Life: Provides life insurance, retirement income, and investment solutions.
Undergraduate or graduate student (graduation Dec 2027 or May 2028), strong cybersecurity fundamentals, scripting in Python/PowerShell/Bash, incident response and threat detection knowledge, authorized to work in the U.S.
Python, PowerShell, Bash
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1w
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Full-Stack Software Engineer Internship (Summer 2027)
Stamford or Houston
OnsiteInternship, Full Time
Castleton Commodities International
Castleton Commodities International: Invests in and manages global energy and commodity assets.
Currently pursuing a BS/MS in CS/Engineering/MIS or related, strong Python skills (Pandas, NumPy), familiarity with Git, cloud (AWS), Kubernetes, Kafka, Snowflake, DevOps tools and data visualization (Streamlit).
Python, Pandas, NumPy, AWS, Snowflake, Kubernetes, Kafka, Git, Docker, Helm, CI/CD, Streamlit
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2mo
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DoD SkillBridge Internship: Junior Estimator
New York, New York, United States
$65k-$90k/yr OnsiteFull Time, Internship
JRM Construction Management
JRM Construction Management: Provides general contracting and construction management for commercial building projects.
0+ YOEEntry-level DoD SkillBridge internship for aspiring estimators; prior construction exposure helpful; must meet DoD eligibility.
Microsoft Office, Microsoft Project, Procore
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2mo
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Engineer III
Carlstadt, New Jersey, United States
$102k-$131k/yr OnsiteAll Commitments Available
BrandSafway
BrandSafway: Provides scaffolding, specialized construction services, and industrial equipment.
7+ YOE7-10 years experience; Bachelor's in engineering; PE/SE license in multiple jurisdictions; CAD & 3D modeling with Revit; ability to perform complex calculations.
CAD, Revit, Finite Element Analysis
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2mo
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AI Engineer
New York or Los Angeles or Boston or Jersey City or Houston
$115k-$130k/yr RemoteAll Commitments Available
Makai Labs
Makai Labs: Provides AI-powered enterprise automation and human-machine teaming solutions.
Hands-on AI engineer with Python skills; experience building AI apps; internship/coursework/research or projects; ability to prototype and iterate quickly.
Python, API development, Backend services, Workflow automation, FastAPI/Flask, React/TypeScript, Docker, Testing (Python/TypeScript), LLM retrieval/search
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2w
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Mechanical Engineer Intern (Summer 2027)
Brooklyn, New York, United States
$28/hr OnsiteInternship
Beyond Reach Labs
Beyond Reach Labs: A designing and building large deployable structures for space using engineering-driven research and development.
0.5+ YOEWorking toward a Bachelor\u0002s in mechanical/aerospace engineering, 6+ months relevant experience, CAD and FEA proficiency (Fusion, Ansys), mechanism design experience, US work/authorization per export rules, ability to work onsite for 12+ weeks.
Fusion, Ansys
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3w
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Plumbing & Fire Protection Engineer -entry level-Arlington, VA
Arlington or Wayne or New York City or Boston or Baltimore or Washington
OnsiteFull Time
Bala Consulting Engineers
Bala Consulting Engineers: Provides engineering and design services for building infrastructure systems.
2+ YOEBachelor's degree, ~2 years experience (internship/co-op considered), EIT a plus, proficiency in Revit and AutoCAD, knowledge of plumbing and fire protection system design and applicable codes, strong communication skills.
Revit, AutoCAD
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