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55 sr scientist jobs at 32 companies in Hamden, CT

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Sr Data Scientist
Stamford or Irving
$113k-$147k/yr HybridFull Time
Gartner
GartnerNYSE: IT: Provides research and advisory services for business leaders.
6+ YOE6+ years in ML engineering and product development, 2+ years deploying LLMs, experience designing agents, proficiency in Python and deep learning frameworks, strong communication and leadership skills.
Python, PyTorch, TensorFlow, Hugging Face, LangChain, LangGraph, LlamaIndex, SQL, Oracle, MongoDB, Pinecone, Weaviate, Spark, AWS, Azure ML, Model Context Protocol (MCP)
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Sr Data Scientist
Stamford or Irving
$113k-$147k/yr HybridFull Time
Gartner
GartnerNYSE: IT: Provides business research and advisory services to organizations.
6+ YOERequires 6–8 years of advanced ML engineering and enterprise product development, 2+ years deploying LLMs, 1+ year building agent systems, and a bachelor's degree; Python, AI frameworks, databases, and cloud experience required.
Python, PyTorch, TensorFlow, Hugging Face, LangChain, LangGraph, LlamaIndex, SQL, Oracle, MongoDB, Pinecone, Weaviate, Spark, AWS, Azure ML, Model Context Protocol (MCP)
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2mo
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Sr. Scientist, Primary Pharmacology
Groton or Cambridge or Tampa or United States
$94k-$156k/yr OnsiteFull Time
Pfizer
PfizerNYSE: PFE: Develops and manufactures vaccines and medicines for global healthcare
7+ YOEPh.D. (or MS +7 years) in chemistry/biochemistry/pharmacology, strong protein biochemistry and in vitro assay expertise (HTRF, ELISA, FP, BRET, radioligand), assay development/troubleshooting, collaborative team communication, and data analysis.
HTRF, ELISA, FP, BRET, radioligand binding, RT-qPCR, transfection, western blotting
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3w
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Polymer Additives Sr. Application Scientist
Stamford, Connecticut, United States
$112k-$140k/yr OnsiteContract
Syensqo
SyensqoEuronext Brussels: SYENS: Develops specialty chemicals and advanced materials for global industries.
10+ YOEPhD/MSc (or equivalent) in polymer science/chemistry/materials,10+ years in polymer additives application development, expertise in polyolefin stabilization, formulation development, testing, and strong communication skills.
MFR/MFI, DSC/OIT, TGA
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Data Scientist Sr. Manager - Consumer Markets
New York City or Grand Rapids or Raleigh or Charlotte or Chicago or Jacksonville or Cincinnati or Cleveland or Dallas or Boston or St. Louis or Birmingham or Stamford or Tampa or Atlanta or Washington or Miami or Milwaukee or Minneapolis or Detroit or Nashville or Buffalo or Florham Park or Orlando or Philadelphia or Pittsburgh or Hartford or Houston
$91k-$322k/yr OnsiteFull Time
PwC
PwC: Providing audit, tax, and management consulting services to businesses.
6+ YOERequires a high school diploma or equivalent and 6+ years of experience; preferred fields include data science, analytics, business, computer science, mathematics, engineering, finance, or related disciplines.
QlikView, Spotfire
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2mo
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Scientist / Sr. Scientist, R&D; Drug Product
Hauppauge, New York, United States
$75k-$125k/yr OnsiteFull Time
Contract Pharmacal Corp
Contract Pharmacal Corp: Manufactures and packages pharmaceuticals, OTC drugs, and dietary supplements.
BS or MS in Pharmaceutical Sciences (or related), pharmaceutical R&D formulation experience, knowledge of cGMP and formulation equipment, strong oral/written communication and MS Office skills, project leadership and limited supervisory experience.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, blender, fluid bed dryer, high shear granulator, tablet press
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Data Scientist
Chicago or Fairfield or Houston or California or Mountain View or Cheshire or Jacksonville or Tallahassee or Tampa or Jersey City or Marlton or Cincinnati or Sheboygan or Florida or Illinois or New Jersey or Ohio or Wisconsin
OnsiteFull Time
SageSure
SageSure: Provides property insurance for catastrophe-exposed residential and commercial properties.
5+ YOEBachelor's degree in a quantitative discipline and 5–7 years of data science, analytics, software development, or geospatial analytics experience; Python, SAS or R, SQL, relational databases, and GIS required.
Python, SAS, R, SQL, ESRI ArcGIS, ArcGIS Pro, ArcObjects, C#, .NET
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Sr. Scientist/Engineer, Process Development
Danbury, Connecticut, United States
OnsiteFull Time
MannKind
MannKindNASDAQ: MNKD: Develops inhaled therapeutic products for endocrine and lung diseases.
4+ YOEAdvanced scientific background in chemistry/chemical engineering with 4+ years relevant process development or equivalent; experience in scale-up, unit operations, cGMP documentation, and cross-functional collaboration.
spray drying, wet nano-milling, tangential flow filtration, micro fluidization
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Principal Scientist - Advanced Technology
Melville, New York, United States
$115k-$125k/yr OnsiteFull Time
The Estée Lauder Companies
The Estée Lauder CompaniesNYSE: EL: Manufactures and markets prestige skincare, makeup, and fragrance products.
9+ YOEAdvanced scientific degree, extensive experience in skin biology, leadership of scientific projects, experimental design, and claim substantiation for consumer brands.
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TES Beamline Scientist
Upton, New York, United States
$105k-$151k/yr OnsiteFull Time
Brookhaven National Laboratory
Brookhaven National Laboratory: Conducts multidisciplinary scientific research and operates national user facilities.
2+ YOEPhD plus ≥2 years postdoctoral or equivalent experience; expertise in X-ray spectroscopy/imaging (XAS/EXAFS/XES), in situ/operando experiments, data analysis, and beamline operations; ability to obtain UPIV credential.
Python, GitHub, EPICS
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4w
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Senior Data Scientist
Hartford, Connecticut, United States
HybridFull Time
Munich Re
Munich ReFrankfurt Stock Exchange: MUV2: Global provider of reinsurance, insurance, and risk management solutions.
4+ YOEMaster's in statistics/computer science/engineering/mathematics required; PhD preferred. 4+ years in insurance analytics or 6+ in other industries. Experience in feature engineering, predictive analytics, Git, Linux, deep learning and Bayesian tools.
Git, Linux, TensorFlow, Keras, PyTorch, Stan, PyMC3, Python, R, SQL, Scala, Azure, AWS
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2w
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Senior Data Scientist
Albany or Arlington or Atlanta or Austin or Beaverton or Bentonville or Boston or Carmel or Charlotte or Chicago or Cincinnati or Cleveland or Columbus or Culver City or Denver or Des Moines or Detroit or Hartford or Houston or Irving or Kirkland or Miami or Milwaukee or Minneapolis or Morristown or Mountain View or Nashville or New York City or Oklahoma City or Overland Park or Philadelphia or Pittsburgh or Raleigh or Redmond or Sacramento or San Diego or San Francisco or Scottsdale or Seattle or St. Louis or St. Petersburg or Walnut Creek or United States or Los Angeles
$80k-$294k/yr HybridFull Time
Accenture
AccentureNYSE: ACN: Global professional services firm providing consulting and technology solutions.
6+ YOERequires 6+ years in data science, AI, analytics, Responsible AI, consulting, governance, or related fields; quantitative bachelor's or master's degree; Python, SQL, ML, AI governance, and client leadership expertise.
Python, pandas, NumPy, scikit-learn, PyTorch, TensorFlow, XGBoost, SQL, AWS, Microsoft Azure, Google Cloud, MLOps, GenAIOps, LLMOps, APIs, Microsoft Word
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2w
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Senior Data Scientist
New York City or Milwaukee or Dallas or Columbus or Kirkland or Cincinnati or Cleveland or Oklahoma City or Austin or Albany or Chicago or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Mountain View or Scottsdale or San Francisco or Morristown or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Seattle or Houston or Arlington or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$87k-$294k/yr HybridFull Time
Accenture
AccentureNYSE: ACN: Global provider of management consulting and technology services.
6+ YOE6+ years in data science, AI, analytics, Responsible AI, or consulting; bachelor's or master's in a quantitative field; Python, SQL, machine learning, generative AI, governance, and client leadership experience.
Python, pandas, NumPy, scikit-learn, PyTorch, TensorFlow, XGBoost, SQL, MLOps, GenAIOps, LLMOps, AWS, Microsoft Azure, Google Cloud
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Senior Environmental Scientist
New York City or Long Island City or New York or Nassau County or Suffolk County
$100k-$130k/yr FieldFull Time
WSP
WSPToronto Stock Exchange: WSP: Provides engineering, design, and environmental consultancy services globally.
5+ YOEBachelor's degree in an environmental field, 5–7 years of environmental experience, regional permitting knowledge, fieldwork and technical reporting skills, strong communication, travel flexibility, and ability to work in varied field conditions.
NYSDEC, USACE, NYC agencies, Nassau County, Suffolk County
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Project Scientist - Environmental
Meriden, Connecticut, United States
HybridFull Time
BL Companies
BL Companies: Multi-discipline firm providing integrated architecture, engineering, and environmental services.
6+ YOEBS in environmental field, 6+ years environmental site assessment/remediation experience, field sampling and supervision, Connecticut RBCR knowledge, proposal and report writing, ability to lift 50 lbs, travel flexibility; HAZWOPER and AutoCAD/GIS preferred.
AutoCad, GIS
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Principal Scientist - Advanced Technology (25376)
Melville, New York, United States
$115k-$125k/yr OnsiteFull Time
Estée Lauder Companies
Estée Lauder CompaniesNYSE: EL: Manufacturer and marketer of prestige beauty and skincare products.
9+ YOEAdvanced degree in relevant science, minimum ~9 years experience, leadership/mentorship experience, ability to design experiments and develop scientific assets, ~10% travel.
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Lead Data Scientist, AdTech
Arlington or Baltimore or Buffalo or Jersey City or Manchester or New York or Philadelphia or Stamford
$175k-$200k/yr RemoteFull Time
Launch Potato
Launch Potato: Digital media operating a portfolio of consumer brands.
5+ YOE5+ years applied data science in digital/performance marketing, hands-on ML in AWS, strong modeling fundamentals, expert Python and SQL, adtech and ROAS-focused experience.
Python, SQL, AWS, Looker, Google, Meta
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Research Scientist - Autonomous Collaborative Systems
East Hartford, Connecticut, United States
$108k-$205k/yr HybridFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
5+ YOEPhD required with minimum 5 years relevant experience; expertise in AI/autonomy, robotics, machine learning, perception, reinforcement learning, modeling & simulation, and statistical analysis; strong communication and research track record.
PyTorch, TensorFlow, ROS, MATLAB, Python, C++
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Senior Data Scientist (Hybrid Schedule)
Berlin or Westwood or Manchester
$124k-$138k/yr HybridFull Time
Eversource Energy
Eversource EnergyNYSE: ES: Delivers electricity, natural gas, and water to New England customers.
5+ YOE5+ years related experience, BS in engineering/data science or related field (advanced degree preferred), experience with machine learning, cloud architecture and CI-CD, proficiency in R, Python and shell, knowledge of power systems and grid analytics.
R, Python, shell, CI-CD, SCADA, IED
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Principal Scientist, Immunology, Rheumatology & Lung Fibrosis
Ridgefield, Connecticut, United States
$140k-$222k/yr OnsiteFull Time
Boehringer Ingelheim
Boehringer Ingelheim: Researches and develops pharmaceutical products for humans and animals.
5+ YOEPh.D. or equivalent in a relevant life science and 5+ years of research experience required. Requires expertise in immunology, lung/ILD biology, fibrosis, translational assays, complex datasets, and cross-functional scientific leadership.
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