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38 scientist ii jobs at 21 companies in Hempstead, NY

3mo
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Senior Data Scientist II
Raleigh or New York or California
$105k-$175k/yr HybridFull Time
LexisNexis
LexisNexisNYSE: RELX: Provides legal research and business analytics software solutions.
Senior data scientist with ML/NLP/LLM experience; master's or higher; strong coding; hybrid search and agentic workflows experience; Python; statistics.
Python, LLMs, NLP, Vector databases, LangChain, LangGraph, AutoGen, RAG, Embeddings
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5d
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Applied Scientist II
New York City, New York, United States
$158k-$190k/yr HybridFull Time
Garner Health
Garner Health: Identifies high-quality doctors to lower employer healthcare costs.
2+ YOE2+ years as an applied scientist, machine learning engineer, research scientist, or equivalent advanced degree; strong applied problem-solving, metrics, modeling, optimization, communication, and judgment skills.
Python, SQL, AWS, Snowflake, pandas, XGBoost, PyTorch, HuggingFace, LLM tooling, evaluation frameworks
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2mo
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Food Scientist II
Clifton, New Jersey, United States
$75k-$80k/yr OnsiteFull Time
Jimmy's Gourmet Bakery
Jimmy's Gourmet Bakery: Independent bakery focused on product development and quality
2+ YOEBachelor of Science in Food Science, Chemistry, Biology or Applied Science; 2+ years in food production or R&D/QC; bakery experience preferred; strong communication and computer skills; bilingual Spanish a plus
Word, Excel, Database navigation
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2mo
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Senior Scientist II, Data Solutions - Sales
Chicago or New York City or San Francisco or Illinois or California or Colorado or New York
$120k-$180k/yr OnsiteFull Time
Tempus AI
Tempus AINASDAQ: TEM: Builds a data platform for AI-powered precision medicine diagnostics.
5+ YOEAdvanced degree preferred (MS/PhD); 2+ years post-grad or 5+ years hands-on experience preferred; expertise in SQL, Python, R; experience with life sciences R&D, RWE/clinical trial design, and account management; willingness to travel ~30%.
SQL, Python, R
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3mo
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Applied Scientist II, Advertising Incrementality Measurement
New York, New York, United States
$172k-$223k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
3+ YOE3+ years in building models for business applications; PhD or Master’s with 4+ years CS/CE/ML; proficient in Java/C++/Python; ML, DL, causal inference; strong communication
Java, C++, Python, Machine Learning, Deep Learning, Causal Inference
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2mo
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Senior Scientist II (USA - Bristol, PA, US)
Bristol, Pennsylvania, United States
$99k-$120k/yr OnsiteFull Time
Syensqo
SyensqoEuronext Brussels: SYENS: Develops specialty chemicals and advanced materials for global industries.
0+ YOEPh.D. with 0-5+ yrs experience; specialized in rheology of complex fluids; background in physical chemistry, soft matter, polymers/materials science, or related field; strong data analysis and collaboration skills.
SAXS, WAXS, DLS, SLS, SANS, Microscopy, ELN
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2mo
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Data Scientist II
Charlotte or New York City
$165k-$246k/yr OnsiteFull Time
Bank of America
Bank of AmericaNYSE: BAC: Provides banking, investment, and financial risk management services.
3+ YOE3+ years data science experience, strong Python and ML knowledge, Excel and PowerPoint proficiency, quantitative degree preferred, strong communication and critical thinking.
Python, Microsoft Excel, Microsoft PowerPoint, D3.js, GGplot, Matplotlib
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1w
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Data Scientist II
New York City or New York
$75k-$119k/yr HybridFull Time, Temporary
The Council of State Governments
The Council of State Governments: Provides research and leadership training to state government officials.
2+ YOEBachelor's degree in a related field plus 2 years of experience; proficiency in R or Python, data science methods, statistical analysis, visualization tools, research methods, and quality assurance.
R, Python
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2mo
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Data Scientist II
New York City or Miami
$92k-$176k/yr OnsiteFull Time
Mastercard
MastercardNYSE: MA: Global payment processing and financial technology service provider.
Bachelor's in a quantitative field or equivalent experience; foundational SQL and Python (or R) skills including pandas; core statistics and ML knowledge; strong communication and attention to detail.
SQL, Python, R, pandas, Tableau, Power BI, Looker
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1mo
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Data Scientist II
San Francisco or Ottawa or Phoenix or Toronto or Los Angeles or Denver or Salt Lake City or Atlanta or Chicago or Houston or Portland or New York City or Vancouver or San Diego or Washington, D.C. or Sacramento or Jacksonville or Seattle or Mexico City or Austin or Miami or Boston or Dallas
$97k-$184k/yr HybridFull Time
Scribd
Scribd: Subscription-based digital library for e-books, audiobooks, and documents.
3+ YOE3+ years building and deploying ML models at scale, proficiency in Python, SQL/PySpark, Spark/Databricks, experience with NLP, deep learning and generative models, BS/MS in quantitative field.
Scikit-learn, NumPy, PyTorch, Python, SQL, Apache Spark, Databricks, PySpark
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2mo
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Data Scientist II
New York City or Charlotte
$165k-$246k/yr OnsiteFull Time
Bank of America
Bank of AmericaNYSE: BAC: Provides global banking, investing, and financial risk management services.
3+ YOEBachelor's in quantitative field preferred, 3+ years data science experience, strong Python, Excel, PowerPoint, ML knowledge (KMeans, boosting/bagging), problem framing, critical thinking, and collaboration skills.
Microsoft Excel, Microsoft PowerPoint, Python, D3.js, GGplot, Matplotlib
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3w
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Scientist II; Analytical R&D
Hauppauge, New York, United States
$70k-$90k/yr OnsiteFull Time
Contract Pharmacal Corp
Contract Pharmacal Corp: Manufactures and packages pharmaceuticals, OTC drugs, and dietary supplements.
1+ YOEBachelor's or advanced degree in chemistry/analytical chemistry with pharmaceutical experience (1–7 years depending on degree). Knowledge of USP/FDA, method development/validation, and instrumentation required.
HPLC, UPLC, ICP, GC, FT-IR, UV, Dissolution, pH, TOC, Karl Fischer, Empower 1-3, EZ Chrome Elite, WindLab, ChemStation, Microsoft Word, Microsoft Excel, Microsoft Outlook
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1mo
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Scientist II or III - Automation Scientist - FSP
Rahway, New Jersey, United States
OnsiteFull Time
Parexel
Parexel: Provides clinical research and regulatory services for drug development.
1+ YOEMS or BS in chemical/biochemical engineering, chemistry or related field; ≥1 year lab experience; hands-on HPLC/UHPLC/MS experience preferred; wet chemistry, automation, and troubleshooting skills.
HPLC, UHPLC, MS, Tecan, Unchained Labs, Technobis, Mettler Toledo Quantos, Trajan Chronect, Python, C++
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2mo
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Senior Scientist / Scientist II, Systems Immunology
New York or Israel
$130k-$150k/yr HybridFull Time
Immunai
Immunai: AI-powered platform decoding the human immune system for therapeutics.
3+ YOEPh.D. in immunology (required), 3–6 years postdoc or industry experience, hands-on single-cell RNA-seq analysis with coding in R or Python, strong communication and analytical skills.
R, Python, single-cell RNA sequencing, CITE-seq, TCR/BCR-seq
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1w
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Medical Laboratory Scientist II
Clifton, New Jersey, United States
$32-$51/hr OnsitePart Time
Quest Diagnostics
Quest DiagnosticsNYSE: DGX: Provides clinical laboratory diagnostic testing and health information services.
1+ YOERequires one year of clinical laboratory experience or high-complexity testing training, relevant laboratory science education, problem-solving skills, and proficiency with Microsoft Office and Laboratory Information Systems.
Microsoft Office, Microsoft Word, Microsoft Excel, Microsoft Outlook, Laboratory Information Systems
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3w
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Senior Scientist II, Cognitive Science, Evaluation Intelligence, L'Oréal Research & Innovation
Clark, New Jersey, United States
$90k-$129k/yr HybridFull Time
L'Oréal
L'OréalEuronext Paris: OR: Manufactures and sells personal care, skincare, and cosmetic products globally.
3+ YOEPhD (3+ years) or Master's (5+ years) in cognitive or quantitative field; hands-on neurophysiological testing (EEG/ECG/GSR/eye-tracking); strong Python or R programming and multivariate/statistical modeling experience.
Python, R, pandas, NumPy, scikit-learn, ggplot2, EEG, ECG, GSR, eye-tracking
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1mo
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Data Scientist II (US) FCRM MODELING
New York City or Greenville or Vienna or Mount Laurel or Fort Lauderdale or Jacksonville or Charlotte or Boston
$76k-$125k/yr RemoteFull Time
TD Bank
TD BankToronto Stock Exchange: TD: Provide retail, commercial, and wholesale banking and financial services.
3+ YOE3+ years relevant experience, degree preferred, strong Python and SQL skills, experience with tree-based models, neural networks and AML domain a plus.
Python, SQL
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3w
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Environmental Engineer, Scientist, or Geologist II
New York City, New York, United States
$70k-$80k/yr HybridFull Time
True Environmental
True Environmental: Diversified provider of environmental consulting and engineering services.
3+ YOEBS degree, 3+ years environmental consulting, Phase I/II ESA experience, NYSDEC knowledge, OSHA 40-Hour and 8-hour refresh, valid driver’s license, respirator use, strong writing and analytical skills.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Teams, Microsoft Outlook
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1mo
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Industrial Hygienist - Scientist II
Iselin, New Jersey, United States
$75k-$85k/yr FieldFull Time
Apex Companies
Apex Companies: Provides environmental consulting, civil engineering, and water infrastructure services.
2+ YOEBA/BS in industrial hygiene or related field, 2+ years technical experience in industrial hygiene (exposure monitoring, noise dosimetry, asbestos/mold/lead sampling), relevant inspector certifications preferred.
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2mo
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Staff Geologist / Scientist II
New York City, New York, United States
$73k-$86k/yr FieldFull Time
Roux
Roux: Provides environmental consulting, engineering, and remediation services.
1+ YOEBachelor's in a relevant technical field, 1+ year environmental consulting experience, field sampling and drilling oversight, supervising junior staff, data analysis and report preparation, ability to work independently.
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