22 quantitative analyst jobs at 15 companies in O'Fallon, MO

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Founding Machine Learning / AI Search Engineer
Cupertino, CA, US
$160k-$310k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Build the ML and AI search behind HiringCafe — ranking, recommenders, retrieval, and LLM agents that surface jobs people would never find on their own.
Python, PyTorch, Elasticsearch, LLMs
1mo
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Financial Quantitative Analyst
St. Louis, Missouri, United States
OnsiteFull Time
Roeslein & Associates
Roeslein & Associates: Global EPC provider specializing in modular design and fabrication.
3+ YOEMaster's in related field required, 3+ years financial analysis in production/manufacturing/supply chain, experience with ERP systems (SAP/Oracle/Infor), financial modeling, statistical methods, Python/SQL/C#/Java/.NET/VBA, forecasting and variance analysis.
SAP, Oracle, Infor, Python, SQL, C#, Java, .NET, VBA
2w
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Quantitative Portfolio Construction Analyst - Optimization
St. Louis or Tempe or United States
HybridFull Time
Edward Jones
Edward Jones: Offers investment management and financial planning through local branches.
5+ YOEBachelor's in a quantitative field and CFA (completed or in progress) required; Series 7/66 or ability to obtain; 5+ years portfolio construction/optimization experience; proficiency with Microsoft Office, Python, Tableau, and investment risk systems.
Microsoft Office, Python, Tableau, Aladdin, Axioma
4w
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Senior Analyst, Investment Solutions
Chesterfield, Missouri, United States
$89k-$135k/yr HybridFull Time
Reinsurance Group of America
Reinsurance Group of AmericaNYSE: RGA: Provides global life and health reinsurance and risk solutions
1+ YOEBachelor's in quantitative field with 3+ years (or advanced degree with 1-3 years); strong fixed income knowledge, advanced Excel (including VBA), Python, quantitative and communication skills; experience with insurance asset management preferred.
Microsoft Excel, VBA, Python, Machine Learning, AI
1w
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Analyst, Performance
St. Louis, Missouri, United States
OnsiteFull Time
NISA Investment Advisors
NISA Investment Advisors: Provides customized risk-controlled investment solutions for institutional clients.
0+ YOEBachelor's degree or equivalent experience,0–3 years relevant experience; proficiency with Microsoft 365 and SharePoint, EAGLE, Vermilion, K2, Excel VBA, SQL; strong quantitative, analytical, and communication skills; willingness to pursue CFA/CIPM/CAIA.
Microsoft 365, Microsoft SharePoint, EAGLE Performance System, Vermilion, K2, Performance Portal, Excel VBA, SQL, AI-assisted tools
2w
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Actuarial Analyst
St. Louis, Missouri, United States
$65k-$95k/yr OnsiteFull Time
Lockton
Lockton: Global independent insurance broker providing risk and benefit solutions.
Bachelor's in a quantitative field required; strong analytical skills; interest in actuarial career progression; proficiency with Microsoft Excel and programming (VBA, SQL, Python) and legal right to work in the U.S.
Microsoft Excel, VBA, SQL, Python
2w
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Actuarial Analyst
St. Louis, Missouri, United States
$65k-$95k/yr OnsiteFull Time
Lockton
Lockton: Provides insurance brokerage and global risk management solutions.
2+ YOEBachelor's in a quantitative field required; 2+ years health benefits or insurance experience preferred; actuarial exams preferred; strong Excel skills; experience with VBA, SQL, or Python is a plus; legal right to work in the U.S.
Microsoft Excel, VBA, SQL, Python
1mo
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People Team Analyst
St. Louis, Missouri, United States
OnsiteFull Time
Barry-Wehmiller
Barry-Wehmiller: Manufactures industrial machinery for packaging and paper processing.
2+ YOE2+ years data analysis; Excel expert; Power BI experience; Workday HRIS familiarity; bachelor’s in quantitative/analytical field; strong communication.
Excel, Power BI, Workday, AI tools
3d
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Investment Analyst - WUIMC Investments
Clayton, Missouri, United States
$84k-$149k/yr OnsiteFull Time
Washington University in St. Louis
Washington University in St. Louis: A research university providing higher education and medical services.
Bachelor's degree required. Strong quantitative and qualitative investment analysis skills, Microsoft Excel proficiency, willingness to travel domestically and internationally; CFA/CAIA progress preferred.
Microsoft Excel, Microsoft Excel Macros, Microsoft Excel VBA Programming, Pivot Tables
1w
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Operations Research Analyst
Scott AFB, Illinois, United States
$109k-$142k/yr OnsiteFull Time
Department of the Army
Department of the Army: A federal military department conducting operations research and transportation analyses to support defense decision-making.
1+ YOEBachelor's in operations research or related with 24 semester hours in quantitative subjects; 1 year specialized experience using modeling/simulation and statistical analysis for transportation/logistics, coordinating stakeholder projects, and producing briefings.
6d
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Manager Research Sr Analyst
Saint Louis or New York City
OnsiteFull Time
Stifel Financial
Stifel FinancialNYSE: SF: Financial services firm providing wealth management and investment banking.
5+ YOE5+ years investment product research experience; Bachelor's degree in business or investment-related field; advanced knowledge of MFs, ETFs, SMAs, SEC/regulatory rules; Series 7 and 66 (or 63 & 65) within six months; strong quantitative and regulatory expertise.
Microsoft Outlook, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Access, Morningstar Direct
2d
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Institutional Research Analyst II
Saint Louis, Missouri, United States
OnsiteFull Time
Saint Louis University
Saint Louis University: Private Jesuit research university providing higher education and research.
3+ YOEMaster's degree and 3+ years' related experience; quantitative analysis, survey and institutional research, reporting, and data visualization skills; proficiency with Tableau, Power BI, and analytics tools.
Tableau, Power BI, Google Analytics
2w
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Financial Operations Analyst, Labor Analytics
Clayton, Missouri, United States
OnsiteFull Time
CJ Haase Veterinary & Immunology Services
CJ Haase Veterinary & Immunology Services: Provides comprehensive veterinary medical and immunology services for animals.
3+ YOEBachelor's degree in a quantitative field, 3+ years analytic/financial experience, strong Excel skills, experience with budgeting/forecasting, ability to analyze complex datasets and present recommendations.
Microsoft Excel, Power BI, Power Query, SQL
8h
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Management and Program Analyst (Statistician)
Washington or Atlanta or Saint Louis or Buffalo or Muskogee
$107k-$140k/yr OnsiteFull Time
Department of Veterans Affairs
Department of Veterans Affairs: Provides healthcare and benefit programs for United States veterans.
1+ YOEGS-14 level specialized experience in collecting, analyzing, and interpreting data; designing data collection processes; applying advanced quantitative methods and modelling; communicating findings to stakeholders. U.S. citizenship and time-in-grade requirements apply.
1mo
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Regional Pricing Analyst (St. Louis, MO, US, 63146)
St. Louis, Missouri, United States
OnsiteFull Time
Hubbell
HubbellNYSE: HUBB: Designs and manufactures electrical products and utility infrastructure solutions.
5+ YOEBachelor's in a quantitative field, 5+ years pricing/finance/analytics experience, advanced Microsoft Excel, experience with SAP and BI tools, strong analytical and communication skills.
Microsoft Excel, SAP, Power BI, Tableau
1w
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Associate Data and Cost Modeling Analyst - Government Estimating
Hazelwood, Missouri, United States
$98k-$132k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
1+ YOEBachelor's degree in a quantitative field, experience with data modeling and NLP (1+ years), proficiency with data tools and statistical methods.
IRE, EAS, PMAS, CSPR, SQL, Python, Spotfire, PySpark, RStudio, Databricks, Dataiku, Airflow, Streamsets, Tableau, Large Language Models (LLMs), Retrieval Augmented Generation (RAG)
1w
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Associate Data and Cost Modeling Analyst - Government Estimating
Hazelwood, Missouri, United States
$98k-$132k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
1+ YOEBachelor's in a quantitative field, 1+ years NLP/ML experience, experience with data modeling, ETL, handling unstructured data, and statistical methods; U.S. Person required for export control.
SQL, Python, Spotfire, PySpark, RStudio, Databricks, Dataiku, Airflow, Streamsets, Tableau
4w
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Operations Research Analyst (with Working Knowledge of AI Tools for Regression Testing) / Interim Secret
Scott AFB, Illinois, United States
$80k-$128k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
2+ YOEBachelor's in a quantitative field and 2+ years' relevant experience; experience with Maven Smart System and/or Palantir Foundry; Python or R and MS Excel proficiency; U.S. citizenship and ability to obtain DoD Secret (Interim) and final TS/SCI.
Maven Smart System, Palantir Foundry, Python, R, Microsoft Excel, Microsoft Office, Microsoft Teams, AI tools
4w
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Operations Research Analyst (with Working Knowledge of AI Tools for Regression Testing) / Interim Secret
Scott Air Force Base, Illinois, United States
$80k-$128k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
2+ YOEBachelor's in a quantitative field and 2+ years experience; proficiency with Maven Smart System and/or Palantir Foundry, Python or R scripting, Microsoft Excel, AI tools for regression testing, strong analytical and communication skills, U.S. citizenship and ability to obtain DoD clearance.
Maven Smart System, Palantir Foundry, Python, R, Microsoft Excel, Microsoft Office, Microsoft Teams