HiringCafe
Join our community

142 quantitative developer jobs at 78 companies in Virginia

1mo
Save
Mark Applied
Hide
Quantitative Analytics Senior
McLean or Los Angeles County or United States
$126k-$190k/yr OnsiteFull Time
Freddie Mac
Freddie MacOTCQB: FMCC: Purchases and securitizes home mortgages for the secondary market.
3+ YOEPhD in quantitative discipline or Master’s +3 years. Expertise in predictive modeling, econometrics, optimization, machine learning, Monte Carlo; proficiency in Python, R, C++, SQL, SAS; independent model development and data processing.
Python, R, C++, SQL, SAS
Job PostingView all
3w
Save
Mark Applied
Hide
Quantitative Analytics & Model Development Analyst Sr.
Tysons Corner or Pittsburgh
$103k-$172k/yr OnsiteFull Time
PNC Financial Services
PNC Financial ServicesNYSE: PNC: Provides banking, lending, and investment services to customers.
3+ YOE3+ years relevant experience, bachelor\u0002s degree, strong quantitative/model development and data analytics skills, ability to analyze complex data and support model validation and regulatory compliance.
Job PostingView all
1w
Save
Mark Applied
Hide
Quantitative Education Researcher, Learning Supports
United States or Arlington or Chapel Hill or Chicago or Sacramento or Austin
$92k-$113k/yr HybridFull Time
American Institutes for Research
American Institutes for Research: Provides behavioral and social science research and technical assistance.
4+ YOEPhD or master’s with 4+ years applied research experience; experience designing evaluations, quantitative and mixed-methods analysis, federal/state education work, strong communication and mentoring skills.
R, Stata, Python, NVivo, Dedoose, Microsoft Office Suite, Microsoft Teams, Zoom, Microsoft SharePoint
Job PostingView all
2mo
Save
Mark Applied
Hide
Software Engineer II - Python Developer
Norfolk, Virginia, United States
OnsiteFull Time
Engineering Services Network
Engineering Services Network: A government-focused engineering and IT services provider delivering mission-critical solutions.
3+ YOEBachelor's degree in a quantitative field; 3+ years in software testing/IV&V; Python development; DoD security clearance; certifications: Security+ and Agile Developer (ISTQB preferred).
Python, AWS, JIRA, Confluence, DevOps, Agile, Scrum Master
Job PostingView all
2mo
Save
Mark Applied
Hide
AI Engineer/ML Engineer - Senior Developers - AI Training - Virginia Beach, US
Virginia Beach or United States
$80/hr RemoteContract
Prolific
Prolific: Platform connecting researchers and AI developers with verified participants.
BS/MS/PhD in CS/AI/Robotics or related quantitative field; professional experience building, deploying, or fine-tuning ML models; deep learning and LLM expertise (Prompt Engineering, RLHF, RAG); strong analytical critique skills.
PyTorch, TensorFlow/Keras, Python, NumPy, Pandas, Scikit-learn, Hugging Face Transformers, AWS (SageMaker), Google Cloud (Vertex AI), Weights & Biases, LangChain, Pinecone, Milvus, Weaviate
Job PostingView all
3mo
Save
Mark Applied
Hide
Senior Scientist/Engineer
Fairfax or Alexandria or Arlington or Washington
$65-$180/hr RemotePart Time
Eastern Research Group
Eastern Research Group: Provides environmental and health consulting services to government agencies
5+ YOEPh.D. plus 5 years in hazardous waste remediation; strong writing, data analysis, problem-solving; experience with quantitative research and communicating to technical/non-technical audiences.
Mathematical Modeling, Data Analysis, Report Writing, Quantitative Research Tools, Python, R, MATLAB
Job PostingView all
1w
Save
Mark Applied
Hide
Senior Software Engineer - Top Secret
Alexandria, Virginia, United States
$131k-$237k/yr OnsiteFull Time
Sunayu
Sunayu: Engineering technology and DevSecOps solutions for defense and intelligence missions.
12+ YOEDegree in a quantitative field or equivalent experience, 12+ years software engineering experience, active Top Secret clearance with TS/SCI eligibility and polygraph, experience with backend microservices, distributed systems, APIs, Kubernetes, cloud-native engineering.
Rust, Go, Python, TypeScript, Django, Kubernetes, Azure/C2S, git, svn, JIRA, NATS, Kafka, Redis, ClickHouse, OpenTelemetry, OpenRouter, LiteLLM
Job PostingView all
1mo
Save
Mark Applied
Hide
Senior Cybersecurity Engineer
Arlington or Pittsburgh
OnsiteFull Time
Software Engineering Institute
Software Engineering Institute: Developing software and AI engineering for national security.
5+ YOEAdvanced quantitative expertise (statistics, math, econometrics, systems engineering, data science), experience in cyber risk analysis/quantification, ability to lead research, mentor staff, and obtain Department of War security clearance; US work authorization required.
Job PostingView all
1mo
Save
Mark Applied
Hide
Senior Cybersecurity Engineer
Pittsburgh or Arlington
OnsiteFull Time
Carnegie Mellon University
Carnegie Mellon University: Global research university providing higher education and conducting scientific research.
5+ YOEAdvanced quantitative background with 5+ years (PhD+5 / MS+8 / BS+10) in CS, statistics, engineering, math, economics, or data science; experience in cyber risk, modeling, or analytics; strong communication; ability to obtain Department of War security clearance; US work authorization required.
Job PostingView all
1mo
Save
Mark Applied
Hide
Senior Analytics Engineer
Boston or Arizona or California or Colorado or Connecticut or Florida or Idaho or Illinois or Kentucky or Maine or Maryland or Massachusetts or Michigan or Missouri or Nevada or New Hampshire or New Jersey or New York or North Carolina or South Carolina or Ohio or Oklahoma or Pennsylvania or Rhode Island or Tennessee or Texas or Utah or Virginia
$110k-$135k/yr RemoteFull Time
829 Studios
829 Studios: Integrated digital marketing agency providing data-driven strategy and web development.
5+ YOEBachelor's in a quantitative field, 5+ years in BI development (consulting preferred), 3+ years Python, 4+ years SQL, dbt experience, BI dashboarding (Tableau/Sigma), client-facing consulting and presentation skills.
Snowflake, BigQuery, dbt, Python, SQL, Tableau, Sigma, AWS, Azure, GCP
Job PostingView all
1mo
Save
Mark Applied
Hide
Senior Cost Engineer
Chantilly, Virginia, United States
$117k-$227k/yr OnsiteFull Time
The Aerospace Corporation
The Aerospace Corporation: Provides technical expertise and research for national space programs.
12+ YOEMaster's/PhD in a quantitative/STEM field, 12+ years cost engineering or related experience, expertise in Monte Carlo simulation (e.g., @RISK, Crystal Ball), ability to obtain security clearance, experience leading cost estimates and developing cost models.
Monte Carlo simulation, @RISK, Crystal Ball, Python, R, SQL
Job PostingView all
16h
Save
Mark Applied
Hide
H0095 - Policy Analyst Engineer Wage
Mechanicsville or Lockwood
$34-$55/hr OnsitePart Time
Virginia Department of Transportation
Virginia Department of Transportation: Operates and maintains the state highway network in Virginia.
Analyze and develop roadway design policies and procedures; ensure compliance; perform qualitative and quantitative analyses; use CADD, MicroStation, Adobe and Microsoft Office; effective written and oral communication.
MicroStation, CADD, Adobe, Microsoft Office
Job PostingView all
1w
Save
Mark Applied
Hide
Project Controls Engineer
Ashburn, Virginia, United States
OnsiteFull Time
Holder Construction
Holder Construction: National commercial general contracting and construction management firm.
Bachelor's in construction management or quantitative field required; strong communication, time management, computer skills; ability to work collaboratively; background and substance screening required; employer does not sponsor immigration.
Job PostingView all
4w
Save
Mark Applied
Hide
Data Engineer
Chantilly, Virginia, United States
OnsiteFull Time
KBR
KBRNYSE: KBR: Provides engineering, technology, and professional services for global markets.
Bachelor's in a quantitative field, experience in data science/analytics, proficiency in Python/R/Java and data libraries, containerization and CI/CD experience, infrastructure-as-code (Terraform/Ansible), and active Top Secret/SCI with Polygraph.
Python, R, Java, Pandas, NumPy, SciPy, RESTful APIs, Terraform, Ansible, Docker, Kubernetes, TensorFlow, PyTorch, Scikit-learn, Hadoop, Spark, STK, AWS GovCloud, SDLC, CI/CD, Test-driven development, DevSecOps
Job PostingView all
1mo
Save
Mark Applied
Hide
Senior SAS/Python Model Validation and Modernization Developer
McLean, Virginia, United States
OnsiteFull Time
BLN24
BLN24: Delivers digital innovation and strategic communications for federal agencies.
4+ YOEBachelor's in a quantitative/IT field, 4+ years developing analytical solutions using SAS and Python, experience validating statistical models and migrating SAS to Python, strong analytical and communication skills, U.S. citizenship required.
SAS, SAS Base Programming, SAS Macros, SAS Viya, Python, Pandas, NumPy, SQL, Scikit-Learn, XGBoost, TensorFlow, AWS, Azure, Google Cloud, Git, CI/CD
Job PostingView all
3w
Save
Mark Applied
Hide
Senior Business Intelligence Developer
Fort Belvoir or Alexandria
$190k-$205k/yr OnsiteFull Time
Cherokee Federal
Cherokee Federal: Provides specialized professional and technical services to federal government agencies.
8+ YOEActive TS/SCI clearance, DoD 8140/8570 IAT Level II certification, Bachelor’s in a quantitative field, 8+ years BI/data engineering experience, 4+ years Power Platform, Power BI and SharePoint Online expertise.
Microsoft Power BI, Microsoft Power Automate, Power Query (M), DAX, SharePoint Online, Army Vantage (Palantir Foundry), IPPS-A, GFEBS
Job PostingView all
1mo
Save
Mark Applied
Hide
Senior Data Engineer
Arlington, Virginia, United States
$132k-$212k/yr HybridFull Time
Mastercard
MastercardNYSE: MA: Global payment processing and financial technology service provider.
Senior-level data engineering experience with strong SQL and RDBMS skills (Microsoft SQL Server), ETL and data pipeline design, data modeling, Databricks/Spark familiarity preferred; bachelor's in a quantitative field or equivalent experience; authorized to work in the U.S. without sponsorship.
SQL, Microsoft SQL Server, Databricks, Spark, GitHub Copilot
Job PostingView all
3w
Save
Mark Applied
Hide
Tire Test Engineer
Alton or Danville
$91k-$95k/yr OnsiteFull Time
Virginia Tech
Virginia Tech: Public land-grant university providing higher education and research.
4+ YOEBachelor's in automotive systems engineering or quantitative discipline; testing/lab experience; signal processing, calibration, and MATLAB experience; mechanical and controls problem solving; project management and fabrication skills; PPE required.
GCAPS Flat Trac LTRe, Static Fixture, MATLAB, Microsoft Office, VBA
Job PostingView all
2mo
Save
Mark Applied
Hide
Senior Data Scientist / AI Machine Learning Research Engineer
Denver or Sarasota or Sterling
$82k-$172k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
5+ YOEMaster's in a quantitative field, 5+ years experience, active Top Secret clearance (SCI w/ polygraph ability), strong ML/math/stats skills, Python and SQL proficiency, cloud and data-pipeline experience, Linux familiarity.
AWS, Azure, GCP, Python, SQL, Spark, Airflow, TensorFlow, PyTorch, scikit-learn, Linux
Job PostingView all
2w
Save
Mark Applied
Hide
AI/ML Model Engineer
McLean, Virginia, United States
OnsiteFull Time
Intrepid Global Solutions
Intrepid Global Solutions: Provides integrated logistics and technical services for government missions.
5+ YOEBachelor's in engineering or related field, 5+ years AI/ML experience, 2 years model validation and DoD quantitative supervision experience, familiarity with cloud (AWS/Google/Azure) and Big Data tools (Hadoop, Hive, Spark), Top Secret/SCI with CI polygraph required.
AWS, Google, Azure, Hadoop, Hive, Spark
Job PostingView all

Explore Jobs

Expand Your Job Search