268 senior scientist jobs at 99 companies in Limerick, PA
3mo
Save
Mark Applied
Hide
Senior Analytical Scientist
Harleysville, Pennsylvania, United States
OnsiteFull Time
8+ YOESenior Analytical Scientist with 8+ years in analytical method development/qualification; expertise in HPLC/UPLC, dissolution, IVIVC; lead method development and regulatory submissions; strong leadership and collaboration.
HPLC/UPLC, Dissolution, IVIVC, CGMP, Regulatory submissions, Data analysis software, Spectrophotometry
3mo
Save
Mark Applied
Hide
Senior Scientist
Exton, Pennsylvania, United States
OnsiteFull Time
3+ YOEPh.D. or Master's in Analytical Chemistry, Biochemistry, Biology or related field; 3+ years bioanalytical method development for large molecules; ADA/NAB assay experience a plus.
MSD, ELISA, Automation
3mo
Save
Mark Applied
Hide
Senior Data Scientist
Malvern, Pennsylvania, United States
HybridFull Time
5+ YOEMaster’s degree or Ph.D. in Economics, Data Science, Statistics, Mathematics, or related field; 5+ years data science experience; ML modeling; Python/SQL; Databricks; strong communication and stakeholder skills.
Python, SQL, Databricks
1mo
Save
Mark Applied
Hide
Senior Scientist
Princeton, New Jersey, United States
$81k-$109k/yr OnsiteFull Time
6+ YOEPhD preferred (or MS with 6+ years); experience in ADME/DM-PK, LC-MS/MS/GC-MS, in vitro assays, data analysis, experimental design, and strong communication skills.
Microsoft Word, Microsoft Outlook, LC-MS/MS, GC-MS
1mo
Save
Mark Applied
Hide
Senior Scientist
Princeton, New Jersey, United States
$81k-$109k/yr OnsiteFull Time
6+ YOEPhD preferred (or MS+6yrs); experience in ADME, DM/PK, in vitro drug metabolism, LC-MS/MS or GC-MS, cell-based/biochemical assays, data analysis, and strong communication skills.
LC-MS/MS, GC-MS, Microsoft Word, Microsoft Outlook
1mo
Save
Mark Applied
Hide
Senior Scientist
Princeton, New Jersey, United States
$81k-$109k/yr OnsiteFull Time
6+ YOEPhD preferred (or MS+6yrs); experience in ADME, in vitro metabolism, DM/PK, LC-MS/MS or GC-MS, experimental design, data analysis, and lab/robotic systems; strong communication and attention to detail.
AI/ML, LC-MS/MS, GC-MS, Microsoft Word, Microsoft Outlook
2d
Save
Mark Applied
Hide
Senior Scientist- NGS
Lancaster, Pennsylvania, United States
OnsiteFull Time
1+ YOEAdvanced degree in molecular biology, cell biology, or biochemistry; 1–5+ years depending on degree; GMP NGS laboratory experience, sequencer operation, troubleshooting, and method validation expertise required.
Next Generation Sequencing (NGS), sequencers, bioinformatics, Design of Experiment (DOE)
1mo
Save
Mark Applied
Hide
Senior Scientist, Chemistry
West Point, Pennsylvania, United States
$117k-$184k/yr OnsiteFull Time
4+ YOEAdvanced degree in chemistry or related field with 4–7+ years' experience; strong organic synthesis, chromatography, spectroscopy, peptide synthesis experience; excellent collaboration and communication skills.
Chromatography, Spectroscopy
3mo
Save
Mark Applied
Hide
Senior Scientist, Analytical Chemistry
Branchburg Township, New Jersey, United States
$90k-$123k/yr OnsiteFull Time
5+ YOEBachelor's in chemistry; Master's preferred; 5+ years pharma experience; extensive analytical chemistry knowledge; HPLC/GC and methods development expertise.
HPLC, GC, Dissolution Apparatus, UV-Vis Spectrophotometer, FTIR, TLC, Mass Spectrometry, Karl Fischer titrator, pH meter
3mo
Save
Mark Applied
Hide
Senior Director, Clinical Scientist
Conshohocken, Pennsylvania, United States
$260k-$318k/yr OnsiteFull Time
15+ YOEAdvanced degree in life sciences; 15+ years clinical development experience; liver disease/MASH preferred; strong ICH/GCP knowledge; excellent communication and collaboration.
2w
Save
Mark Applied
Hide
QC Senior Scientist (Microbiology)
King of Prussia or Upper Merion County
OnsiteFull Time
3+ YOEBachelor's degree plus 5+ years or master's degree plus 3+ years in microbiology; GMP/GxP experience; bioburden and bacterial endotoxin testing experience; laboratory systems proficiency.
SAP, ERP, LES, LES-EM, LIMS, ELN, WinKQCL, PyroTec PRO, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Veeva, FDA, USP, EP, JP, DMAIC, 5S
2mo
Save
Mark Applied
Hide
Senior Scientist, Bioanalytics
Wilmington, Delaware, United States
OnsiteFull Time
5+ YOEDegree (BSc+14 yrs, MSc+10 yrs, or PhD+5–8 yrs) with strong expertise in enzymology, HPLC, spectroscopy, electrophoresis; analytical method development/validation; statistical quality control; proficiency with LIMS, SAP, SharePoint, and Microsoft Office.
LIMS, SAP, Microsoft SharePoint, Microsoft Office
2mo
Save
Mark Applied
Hide
Senior Data Scientist
Philadelphia or Maryland or Massachusetts or Delaware or Pennsylvania or New Jersey or New York or New York City or Rochester
$95k-$159k/yr OnsiteFull Time
Advanced experience in ML, NLP, retrieval, and generative AI; production deployment of LLM-powered systems; strong Python skills; experience with RAG, semantic search, embeddings, and evaluation frameworks.
Python, PyTorch, TensorFlow, Hugging Face, LangChain, LangGraph
2w
Save
Mark Applied
Hide
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
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
1mo
Save
Mark Applied
Hide
Senior AI Scientist
Malvern, Pennsylvania, United States
HybridFull Time
5+ YOEFive years of related data science or analytics experience; statistical and machine learning expertise; large language models, knowledge graphs, generative AI, Python, ML frameworks, and cloud platform experience required.
Python, TensorFlow, PyTorch, Scikit-learn, AWS
2mo
Save
Mark Applied
Hide
Senior AI Scientist
Malvern or Philadelphia
HybridFull Time
5+ YOE5+ years data science experience with statistical and ML methods; experience with LLMs, knowledge graphs, and generative AI; proficiency in Python, ML frameworks, cloud (AWS); strong stakeholder management and communication.
Python, TensorFlow, PyTorch, Scikit-learn, AWS, Large language models, Knowledge graph, Generative AI
2w
Save
Mark Applied
Hide
Senior Data Scientist
Wilmington, Delaware, United States
HybridFull Time
5+ YOEBachelor's degree and 5+ years in data engineering, BI development, or analytics engineering. Requires SQL, Oracle, Microsoft SQL, R, Python, data modeling, ETL/ELT, BI, and predictive analytics experience.
SQL, Oracle, Microsoft SQL, R, Python, Databricks, Snowflake, Microsoft Fabric, Azure, AWS, Alteryx, CI/CD, ETL, ELT, Agile, Scrum
1w
Save
Mark Applied
Hide
Senior Engineer / Scientist
Newark, Delaware, United States
OnsiteFull Time
5+ YOEMaster's or Ph.D. in a relevant technical discipline and 5–10+ years of industrial experience in scientific problem solving, mathematical modeling, experimental methods, computational modeling, and data analysis.
MATLAB, Python, Maple, ANSYS, Abaqus, COMSOL, High Performance Computing (HPC), Finite Element Analysis (FEA/FEM), Computational Fluid Dynamics (CFD)
2mo
Save
Mark Applied
Hide
Senior Data Scientist
Philadelphia or New York City or Rochester or Maryland or Massachusetts or Delaware or Pennsylvania or New Jersey or New York
$95k-$159k/yr OnsiteFull Time
Deep hands-on experience in ML, NLP, retrieval, and generative AI; extensive Python skills; experience with LLMs, RAG, semantic search, and building production ML systems.
Python, PyTorch, TensorFlow, Hugging Face, LangChain, LangGraph, LLMs
2w
Save
Mark Applied
Hide
Senior Data Scientist
Camden, New Jersey, United States
$109k-$150k/yr OnsiteFull Time
4+ YOEMaster's degree or equivalent practical experience; 4+ years developing production analytics and ML models; Python or R, SQL, modern data platforms, MLOps, experimentation, communication, project leadership, and mentoring.
Python, R, SQL, Snowflake, Databricks, Spark, pandas, NumPy, SciPy, scikit-learn, TensorFlow, PyTorch, XGBoost, LightGBM, statsmodels, Git, Docker, MLflow, Gurobi, PuLP, Microsoft Azure, Synapse, AKS, Azure Functions, Power BI, Tableau, Plotly Dash, CI/CD
Explore Jobs