826 senior scientist jobs at 257 companies in Wheaton, MD
3mo
Save
Mark Applied
Hide
Senior Data Scientist
Annapolis Junction, Maryland, United States
$168k-$183k/yr OnsiteFull Time
8+ YOESenior data scientist with extensive experience designing and building data pipelines for enterprise AI, strong database and cloud skills, and leadership in complex projects.
Python, Java, Scala, Neo4j, PostgreSQL, MySQL, MongoDB, Cassandra, AWS, Microsoft Azure
2mo
Save
Mark Applied
Hide
Senior Data Scientist
Fort Meade, Maryland, United States
OnsiteFull Time
10+ YOESenior data scientist with 10+ years of experience, proficiency in Python/R/Java, ML and data visualization; strong communication and problem-solving skills.
Python, R, Java, Power BI, Tableau
3mo
Save
Mark Applied
Hide
Senior Scientist
Arlington, Virginia, United States
OnsiteFull Time
15+ YOEMaster's degree; active DoD Secret clearance (ability to obtain one); 15+ years of experience; senior leadership in technical R&D; proven ability to independently analyze and advise on DARPA-related programs.
3mo
Save
Mark Applied
Hide
Data Scientist Senior
Springfield, Virginia, United States
$140k-$174k/yr OnsiteFull Time
10+ YOESenior data scientist with TS/SCI clearance, US citizenship, 10+ years in analytics, model development, dashboards, and leadership.
Python, SQL, R, Tableau, ArcGIS, SharePoint, Excel, PowerPoint, Redmine
3mo
Save
Mark Applied
Hide
Senior Scientist
Chantilly or Ypsilanti
$99k-$207k/yr OnsiteFull Time
Citizenship in the U.S. with active TS/SCI clearance with polygraph; degree in Electrical Engineering, Signals Processing, Physics, or related field; experience translating SAR tech to software; multi-language software skills; ability to work independently or in a team.
C++, Python, MATLAB, Rust
2w
Save
Mark Applied
Hide
Senior Cryptocurrency Intelligence Scientist
Washington, District of Columbia, United States
HybridFull Time
Senior data scientist with strong SQL and Python, deep blockchain expertise, OSINT familiarity, AI fluency for analytics, intelligence tradecraft, strong communication, and ability to obtain security clearance.
SQL, Python
2mo
Save
Mark Applied
Hide
Senior Data Scientist, Product Analytics
North Bethesda or Waltham
$140k-$160k/yr HybridFull Time
6+ YOESenior data scientist with 6–8 years experience in data analytics, statistics, experimentation, and product analytics; strong SQL; Python and Looker desirable; experience in product-driven environments.
SQL, Python, Looker
3mo
Save
Mark Applied
Hide
Data Scientist- Senior (VA, Quantico)
Quantico, Virginia, United States
HybridFull Time
10+ YOESenior data scientist with 10+ years of experience in statistical modeling, ML, and big data; strong coding in Python/R/Java/C++/MATLAB; TS/SCI clearance; cloud/on-prem/hybrid experience.
Python, R, Java, C++, MATLAB, SQL, PL/SQL, NoSQL, Hadoop, Docker, Kubernetes, AWS Elastic Container Service (ECS), Apache Spark, RStudio, Data visualization tools
3mo
Save
Mark Applied
Hide
Senior Research Scientist - Advanced Systems
College Park, Maryland, United States
$176k-$282k/yr OnsiteFull Time
12+ YOESenior research/engineering role requiring 12+ years with a Bachelors or 10+ with a Masters or 8+ with a PhD in a technical field; strong software prototype development and DevOps experience; US citizenship and TS/SCI with Polygraph.
Programming languages: Python, C, C++, Java, Go, CI/CD tools: Jenkins, GitHub Actions, GitLab CI, DevOps tools: Ansible, Terraform/OpenTofu, Databases and data technologies: PostgreSQL, MongoDB, Elasticsearch/OpenSearch, Redis, Kafka, Containerization: Docker, Kubernetes, Cloud platforms: OpenStack, cloud platforms
2mo
Save
Mark Applied
Hide
Senior Computer Scientist
Reston, Virginia, United States
OnsiteFull Time
12+ YOETS/SCI with Poly; MS in Data Science/CS/Statistics/Math; 12+ years in data science/analytics/ML for intelligence/defense; Python/R/SQL; data visualization; ML; knowledge graphs; SPARQL/GraphQL; AI/ML model development for analytic tradecraft.
Python, R, SQL, Power BI, Tableau, SPARQL, GraphQL
1mo
Save
Mark Applied
Hide
Senior Data Scientist
Springfield, Virginia, United States
$120k-$150k/yr OnsiteFull Time
Senior-level data science experience supporting intelligence missions, senior Python proficiency, scalable data pipelines, visualization, automation, and ability to work independently across multiple projects.
Python, JEMA, Brewlytics, ArcGIS ModelBuilder
1mo
Save
Mark Applied
Hide
Data Scientist
Chantilly, Virginia, United States
OnsiteFull Time
5+ YOESenior-level data scientist with 5+ years experience supporting Intelligence Community missions; Python and analytics expertise; TS/SCI with FSP required; strong statistical, ML, and visualization skills.
Python, SQL, R, Hadoop, Spark, Java, C/C++, Git, Bash, Tableau, ArcGIS, Unix/Linux
5d
Save
Mark Applied
Hide
Senior Scientist
Baltimore, Maryland, United States
$130k-$216k/yr OnsiteFull Time
8+ YOEPh.D. in neuroscience, biology, or related field; 8+ years in genomics, genetics, molecular biology, and transcriptomics; single-cell and spatial transcriptomics expertise; public trust eligibility.
Chromium X, CytAssist, Laboratory Information Management Systems (LIMS), Electronic Laboratory Notebooks (ELN), Microsoft Office Suite, OLINK Explore Protein Biomarker Discovery, 10X Genomics, GEO, SRA, MassIVE
1w
Save
Mark Applied
Hide
Senior Scientist
Manassas, Virginia, United States
$120k-$140k/yr OnsiteFull Time
5+ YOEPhD in a scientific discipline or engineering equivalent plus 5+ years of experience; advanced bacteriology expertise, laboratory leadership, biosafety compliance, mentoring, experimental design, data analysis, and scientific communication.
3w
Save
Mark Applied
Hide
Senior Scientist
Manassas, Virginia, United States
$120k-$140k/yr OnsiteFull Time
5+ YOEPhD (or equivalent) with 5+ years' experience; expertise in NAMs/MPS/organoid/org-on-chip or advanced cell models; ability to design and direct complex research, analyze data, troubleshoot, and prepare scientific documentation.
2mo
Save
Mark Applied
Hide
Senior Scientist
Chantilly or Ypsilanti
$99k-$207k/yr OnsiteFull Time
10+ YOEU.S. citizen with active TS/SCI + polygraph, degree in EE/Signal Processing/Physics or 10+ years experience, SAR background, strong algorithm-to-software skills (C++, Python, MATLAB, Rust), mentoring and integration experience.
C++, Python, MATLAB, Rust
1mo
Save
Mark Applied
Hide
Data Scientist, Senior
Springfield, Virginia, United States
$120k-$150k/yr OnsiteFull Time
TS/SCI required (ability to obtain CI/Poly), senior intelligence/data science experience, Python scripting, scalable data process design, visualization creation, familiarity with IC data repositories.
Python, JEMA, Brewlytics, ArcModel Builder
3mo
Save
Mark Applied
Hide
Data Scientist 3
Annapolis Junction, Maryland, United States
OnsiteFull Time
10+ YOESenior Data Scientist with 10+ years of relevant experience in data engineering, ML, data management, and government data analysis; BS required, advanced degree preferred or related certifications.
Python, SQL, Machine Learning, Data Visualization
2mo
Save
Mark Applied
Hide
Senior Scientist, Transplant Immunology & Gene Therapy
Silver Spring, Maryland, United States
$128k-$170k/yr OnsiteFull Time
5+ YOEMaster’s degree with 8+ years or PhD with 5+ years in immunology or related field; strong immunology, transplant biology, and gene therapy expertise; experience with viral and non-viral gene delivery; assay development; mentoring and cross-functional collaboration.
AAV, lentiviral vectors, adenoviral, mRNA/LNP, flow cytometry, cytokine profiling, ddPCR, qPCR, ELISA, multiplex assays
3mo
Save
Mark Applied
Hide
Senior Scientist, Personnel Health Research & Data Analytics
Alexandria, Virginia, United States
$100k-$110k/yr HybridFull Time
4+ YOEMaster’s degree; 4+ years post-graduate applied research; leadership and client-facing experience; proficiency with AI tools; experience with R, Python, Databricks, SQL; U.S. citizenship and ability to obtain gov’t clearance.
R, Python, Databricks, SQL, GitLab
Explore Jobs