58 numpy jobs at 38 companies in Aliso Viejo, CA
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Category User Growth Project Intern (TikTok Shop - US Operation) - 2026 Start (BS/MS)
Los Angeles, California, United States
OnsiteInternship
Currently pursuing a Bachelors or Masters in a quantitative field; strong analytical/problem-solving skills; proficiency in SQL and Python (Pandas, NumPy); ability to work independently and communicate insights.
SQL, Python, Pandas, NumPy
3d
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DATA SCIENTIST I–FINANCIAL & TIME SERIES FORE
Norco, California, United States
$35-$46/hr OnsiteFull Time
0+ YOEBachelor's degree in a quantitative field, Python, pandas, and NumPy knowledge; experience with statistical modeling or forecasting; strong mathematical, analytical, documentation, and communication skills; US citizenship required.
Python, pandas, NumPy, ARIMA, Prophet, scikit-learn, statsmodels, matplotlib, SQL, Git, GitHub, APIs
2mo
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Software, Satellite Constellation Operations
Long Beach, California, United States
OnsiteFull Time
2+ YOEBachelor's in computer science, aerospace, or related field; Python (numpy and pandas); strong 3D geometry/calculus; excellent communication; 3+ years preferred; experience in satellite/telecom or optimization is a plus.
Python, numpy, pandas
1mo
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Machine Learning Engineer, Causal Inference, Level 5
Santa Monica or Los Angeles or San Francisco or Palo Alto or New York City
$178k-$313k/yr OnsiteFull Time
5+ YOE5+ years post-Bachelor's ML experience with expertise in causal inference, experimentation, uplift modeling, and productionizing models; proficient in Python, pandas, NumPy, scikit-learn; strong communication and mentorship skills.
Python, pandas, NumPy, scikit-learn, CausalM, CausalML, EconML, DoWhy
3w
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Supply Chain Analyst
Fullerton, California, United States
$100k-$130k/yr OnsiteFull Time
5+ YOEBachelor’s or equivalent,5+ years supply chain analytics experience,proficiency with SQL,Python,pandas,NumPy,statistical forecasting,MRP and inventory control,Excel/Word,communication and process improvement skills.
SQL, Python, pandas, NumPy, Tableau, Power BI, Microsoft Excel, Microsoft Word, MRP, ERP
1mo
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Power Markets Associate
Houston or Irvine or United States
$85k-$115k/yr OnsiteFull Time
2+ YOEBachelor's degree, 2+ years in power markets or related wholesale energy activity, strong SQL and Python (Pandas, NumPy), experience with large time-series datasets, and knowledge of ISO/RTO market concepts.
SQL, Python, Pandas, NumPy, Dayzer, PROMOD, Power BI, Tableau, VBA
1mo
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Data Science Intern
Los Angeles, California, United States
$30/hr HybridInternship
Currently pursuing a quantitative degree; strong Python and SQL skills; experience with pandas, NumPy, scikit-learn; working knowledge of ML and statistics; interest in LLM/GenAI; strong communication and self-starter mindset.
Python, pandas, NumPy, scikit-learn, SQL, GCP, BigQuery, Vertex AI, Neo4j, Dugout
1mo
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Staff Red Team Engineer, Discovery
Costa Mesa or Washington
$191k-$253k/yr OnsiteFull Time
Must hold active U.S. Top Secret clearance; hands-on design/build and adversarial analysis experience; proficiency with physics-math scripting (MATLAB, Simulink, Python + numpy/scipy); strong engineering background and communication skills.
MATLAB, Simulink, Python, numpy, scipy, STK/Astrogator, AFSIM
3w
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Data Scientist Intern
Pasadena, California, United States
OnsiteInternship
Pursuing or recently completed degree in CS/data-related field; proficiency in Python, Selenium, pandas, NumPy; experience with web scraping, data cleaning, EDA, and basic ML; must pass Live Scan background check and provide TB clearance.
Python, Selenium, pandas, NumPy, scikit-learn, BeautifulSoup, Matplotlib, Seaborn, SQL, NoSQL, AWS, GCP, Azure, Microsoft Power BI, Git
3mo
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Navigation Engineer, GNC
Los Angeles, California, United States
OnsiteFull Time
7+ YOE7+ years navigation/estimation experience, designed and flown an EKF, deep inertial/GNSS expertise, flight-grade C/C++ or Rust and Python (NumPy/SciPy), hardware-in-the-loop and sensor characterization experience, U.S. Person, on-site Los Angeles with monthly weekend travel.
C/C++, Rust, Python, NumPy, SciPy, Claude Code, Codex, HWIL, GNSS RF simulator, IMU, GNSS receiver
1mo
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Computer Vision Engineer
Rancho Santa Margarita, California, United States
$80k-$140k/yr OnsiteFull Time
3+ YOEBachelor's in CS/CE/EE or equivalent experience, 3+ years relevant experience, strong math and analytical skills, hands-on experience with image processing, computer vision, ML/DL, C++ or Python, and libraries/frameworks such as NumPy, Pandas, SciPy, Matplotlib, Scikit-learn, OpenCV, PyTorch, TensorFlow, or Keras.
C++, Python, NumPy, Pandas, SciPy, Matplotlib, Scikit-learn, OpenCV, PyTorch, TensorFlow, Keras, MySQL, SQL Server, Amazon Web Services (AWS), Microsoft Azure, Google Cloud Platform (GCP)
2mo
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AI Engineer/ML Engineer - Senior Developers - AI Training - Long Beach, US
Long Beach, California, United States
$80/hr RemoteContract
BS/MS/PhD in CS/AI/Robotics or related field; production experience building/deploying/fine-tuning ML models; expertise in deep learning, LLM workflows (Prompt Engineering, RLHF, RAG); strong analytical rigor to spot hallucinations and data contamination.
PyTorch, TensorFlow/Keras, Python, NumPy, Pandas, Scikit-learn, Hugging Face Transformers, AWS (SageMaker), Google Cloud (Vertex AI), Weights & Biases, LangChain, Pinecone, Milvus, Weaviate
1mo
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Data Scientist: Mission Engineering
El Segundo or Los Angeles
$140k-$220k/yr OnsiteFull Time
7+ YOEBachelor's degree (or equivalent) in a quantitative field, 7+ years applying advanced statistical and data-science methods, Python expertise with scientific/ML libraries, experimental design, uncertainty quantification, scalable pipelines, and eligibility for Top Secret/SCI clearance.
Python, Pandas, Polars, NumPy, SciPy, Scikit-Learn, Statsmodels, PyMC, Matplotlib, Seaborn, CuPy, PyTorch, MATLAB, R, Linux, AFSIM, ESAMS, Brawler, Ansys STK, HPC
3mo
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Financial Engineer
Pasadena, California, United States
OnsiteContract, Full Time
Design and implement quantitative models; validate analytics; build data pipelines; collaborate with traders and software teams.
Python, Monte Carlo simulations, SQL, NoSQL, AWS, Azure, GCP, QuantLib, Pandas, NumPy, SciPy, Bloomberg, Refinitiv, FactSet, YieldBook, Intex, Aladdin
2w
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Senior Agentic AI Engineer
Irvine, California, United States
$112k-$191k/yr OnsiteFull Time
7+ YOE7+ years building production AI/ML systems; degree in CS/AI/ML/Statistics preferred; expertise in agentic AI, LLMs, statistics, cloud, APIs, and mentoring engineers.
Vertex AI ADK, Agent Engine, Agent Builder, LangChain, AutoGen, CrewAI, LlamaIndex, Microsoft Semantic Kernel, GPT, Claude, Gemini, Llama, Python, scikit-learn, Pandas, NumPy, Hugging Face Transformers, PyTorch, TensorFlow, SciPy, StatsModels, Git, RESTful APIs, gRPC, GCP, AWS, Azure, Google Vertex AI, Amazon SageMaker, Spark, Dask, vector databases
2w
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Senior Software Engineer I
Long Beach, California, United States
$132k-$160k/yr OnsiteFull Time
5+ YOEDegree or diploma (or equivalent experience),5+ years software engineering experience,expertise in Python,backend architecture,CI/CD,containerization,Kubernetes,GIT,REST APIs;US citizenship required.
Python, CI/CD, Kubernetes, Git, REST APIs, Jira, Redmine, Pandas, Numpy, SQL
2mo
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Data Engineer (Starship)
Hawthorne or Starbase
OnsiteFull Time
1+ YOEBachelor's in CS/Data Science/Engineering or 2+ years software/data pipeline experience; 1+ year data engineering or related work.
SQL, Python, C#, Airflow, Prefect, dbt, Pandas, NumPy, PyTorch, Power BI, Grafana, Metabase, Tableau, Git, CI/CD
2mo
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AI/ML Scientist, Planetary Science
Long Beach or New York City
$115k-$159k/yr HybridFull Time
PhD in ML/CS/physics; strong in transfer learning; multi-modal data fusion; autonomous science; data-driven planetary research.
Python, TensorFlow, PyTorch, NumPy
3w
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Manufacturing Data Scientist
City of Industry, California, United States
$100k-$135k/yr RemoteFull Time
3+ YOEBachelor's in a quantitative field, 3+ years data-science experience, 2+ years with ERP operational data, fluency in Python and SQL, BI tool experience, strong communication and manufacturing domain knowledge.
Python, SQL, ERP, MES, HCM, Power BI, Tableau, Looker, pandas, NumPy, scikit-learn, Git, dbt, LLM APIs
1w
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数据科学分析师（用户增长中台） - TikTok
Beijing or Shanghai or Los Angeles or Singapore or New York City or London or Dublin or Paris or Berlin or Dubai or Jakarta or Seoul or Tokyo
OnsiteFull Time
Bachelor's degree or higher for the 2027 graduating class in a quantitative field; fluent English and Mandarin; SQL and Python/R proficiency; statistics, experimentation, and data analysis skills.
SQL, Python, R, Pandas, NumPy, Tableau, XGBoost
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