1,328 Results for

Data Scientist Jobs in Annandale, VA

Jobs

New!

Washington, DC1 day ago

$165,000–$190,000 Per Year
Full-time
Employee

In this role, you will develop and maintain Extract, Transform, Load (ETL) pipelines integrating data from DOJ and interagency partner systems; conduct network analysis and build predictive models to support Homeland Security Task Force (HSTF) investigative targeting and operational planning; produce performance reports and data visualizations for DOJ leadership, Congress, and partner agencies; and lead data quality audits, dashboard development, and system improvement initiatives. The Justice Management Division's Office of the Chief Information Officer (OCIO) supports the execution of DOJ component missions and improves efficiency and effectiveness of DOJ processes through world-class use of information technology.

Washington, DC9 days ago

Minimum of three (3) years of professional experience (relevant advanced degrees may substitute equivalent number of years) with data science, AI/ML, or deep learning delivery responsibilities such as: Designing and developing data models and algorithms for multi-objective optimization and decision making. The disclosed range takes into account the wide range of factors that are considered in making compensation decisions including, but not limited to, geographic location, relevant education, qualifications, certifications, experience, skills, seniority, performance, sales or revenue-based metrics, and business or organizational needs.

New!

Ft. Belvoir, VA5 days ago

CALIBRE is seeking an experienced Instructor/Facilitator – Data Analytics to support training and education efforts at the Army Force Management School (AFMS) at Fort Belvoir, VA. This role will serve as a subject matter expert responsible for delivering instruction on data analytics tools, methodologies, and their application within Army force management.

New!

Washington, D.C.1 day ago

Remote

$160,000–$190,000 Per Year

The Senior Data Scientist II (SDS II) plays a strategic, hands-on role in delivering high-quality analytics for complex health care initiatives by leading large-scale data efforts, providing technical leadership to multidisciplinary teams, establishing resources and best practices for health care data work across NORC, and taking leadership on relevant business development initiatives. Lead projects and manage major project workstreams including but not limited to advanced analytic work supporting the implementation, evaluation, and monitoring of CMS Innovation Center (CMMI) models, including alternative payment models and delivery system reforms.

New!

Washington, DC4 days ago

Remote

$79,000–$145,000 Per Year
Temporary
Contractor
Full-time

Since 2010, we've helped thousands of candidates land full-time jobs at tech leaders like Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Client, Paypal, Banking, Wayfair, Client, Client and hundreds more with Job offers of $95k to $154k. Currently, We are looking for entry-level software programmers, Java Full stack developers, Python/Java developers, Data analysts/Data Engineers/ Data Scientists, Machine Learning engineers for full time positions with clients.

Fairfax, VA24 days ago

$78,000–$136,000 Per Year
Temporary
Contractor
Full-time

SynergisticIT focuses on roles such as entry-level software programmers, Java full stack developers, Python/Java developers, Data Analysts, Data Engineers, Data Scientists, and Machine Learning Engineers. Many candidates spend months learning frameworks and finishing courses, only to freeze during technical screens, system questions, or behavioral rounds.

McLean, VA21 days ago

$48.57–$52.57 Per Hour
Temporary
Contractor
Full-time

Ranked a Top Staffing Firm in the U.S. by Staffing Industry Analysts for six consecutive years, Genesis10 puts thousands of consultants and employees to work across the United States every year in contract, contract-for-hire, and permanent placement roles. The successful candidate will codify existing methodologies into functional code, create automation dashboards using SAS, Python, and React libraries, and support business areas with advanced statistical and quantitative analysis.

New!

Chantilly, VA2 days ago

$161,500–$300,500 Per Year

Enterprise Integration: Engineer and integrate cutting-edge capabilities, seamlessly merging legacy and emerging technologies to deliver robust mission solutions across complex government and DoD environments. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Washington, DC7 days ago

Full-time
Employee

These systems consist primarily of computer networks and system integration laboratories (SILs), but may also include hardware-in-the-loop (HITL) facilities that integrate digital and analog processors, cockpit displays and controls, aircraft, weapons, environmental and threat models, databases, and operational flight program software related to interactive man-in-the-loop battlespace environments. Provides technical expertise in the area of software development, integration of models, armament, sensor and electronic warfare systems for a complex integrated battlespace modeling and simulation environments consisting of digital & analog processors, cockpit displays & controls, mechanical & electrical interfaces, and operational flight program software.

New!

Alexandria, VAToday

$118,987–$160,000
Full-time
Employee

This individual will lead DLA‑SM’s analytical efforts to develop government‑wide priorities for critical material risk mitigation while also modernizing a Fortran‑based econometric model currently maintained on a mainframe at IDA (Institute for Denfense Analyses.) 5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in realted field; 0 years experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 9 years relevant experience.

New!

Fairfax, VAToday

$94,750–$135,357
Full-time
Employee

HII - Mission Technologies is currently seeking a Junior BI Developer/Analyst to work out of Fairfax, VA in support of the DoD/DoW Advana War Data Platform designed to aggregate operational, intelligence, logistics, and sensor data from multiple domains, enable Joint All-Domain Command and Control (JADC2) by providing a common data fabric, and support AI/ML applications for predictive analytics, targeting, and mission planning. • Develops business intelligence components supporting War Data Platform (WDP) Core Integration data operations by preparing structured datasets, building baseline dashboards, and conducting routine analytic validation across Unclassified and NIPR, Secret and SIPR, and Top Secret and JWICS enclaves.

New!

Bethesda, MD2 days ago

$140,000–$180,000 Per Year

The organization partners, acquires, or in-licenses drugs from pharma companies, research organizations, and biotechs to develop programs past clinical proof of concept and beyond, ultimately helping to bring new medicines to patients. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.

New!

Washington, D.C.1 day ago

Remote

$171,000–$220,000 Per Year

Guide clients in their development and implementation of value-based payment methods or alternative payment models, including such elements as patient attribution, risk adjustment, cost calculations, and tracking how payment flows among stakeholders and how payment supports improvements in access and quality. Our expert team includes social scientists that acquire, collect, and analyze data from health care organizations and patients; evaluators; health services researchers; health-policy analysts; and professionals with first-hand experience running and supporting health care programs.

New!

Washington, D.C.1 day ago

Remote

$106,000–$130,000 Per Year

Our expert team includes social scientists that acquire, collect, and analyze data from health care organizations and patients; evaluators; health services researchers; health-policy analysts; and professionals with first-hand experience running and supporting health care programs. The successful candidate will support projects such as analyzing Medicare and Medicaid policy changes, informing program design and operations, and helping clients understand how payment structures, incentives, and performance measurement drive cost, quality, and access outcomes.

New!

Columbia, MD4 days ago

$165,000–$165,000 Per Year

Candidates must possess a Bachelor’s degree and at least eight years of relevant experience or an equivalent advanced degree in disciplines such as Computer Science, Mathematics, or Engineering, combined with a strong background in algorithm development and applied cryptography. Your key responsibilities will include crafting sophisticated mathematical models, scrutinizing algorithmic performance, and streamlining computational processes within advanced high-performance frameworks.

New!

Rockville, MD6 days ago

This position is involved with the delivery of secure, high‑quality, and scalable linkage, and the preparation, documentation, and distribution of Center for Medicare and Medicaid (CMS) and other data to support comprehensive research analysis through automated, AI-enabled workflows. We are looking for a highly motivated Data Linkage Technical Task Lead to join our dynamic team supporting a federal client.

Washington, DC12 days ago

Remote

New!

Washington, DC2 days ago

$140,000–$170,000 Per Year

We partner with top cloud platforms like Snowflake, AWS, Azure, GCP, Databricks, Fivetran, Pinecone, Glean, and dbt to deliver innovative data, cloud, and machine learning solutions that help enterprises unlock the true power of their data. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.

New!

Washington, DC6 days ago

The Senior Data and Systems Manager oversees data validation, data analytics, help desk and systems support for Refugee Resettlement and Unaccompanied Alien Children (UAC) programs. This requirement provides critical mission support across various technical, program management, and administrative functions to assist ORR in its mission to promote the health, well-being, and stability of refugees and unaccompanied children.

New!

Fairfax, VAToday

$118,987–$169,982
Full-time
Employee

HII - Mission Technologies is currently seeking an Intermediate-level Data Engineer to work out of Fairfax, VA in support of the DoD/DoW Advana War Data Platform data integration and analytics environment designed to aggregate operational, intelligence, logistics, and sensor data from multiple domains, enable Joint All-Domain Command and Control (JADC2) by providing a common data fabric, and support AI/ML applications for predictive analytics, targeting, and mission planning. • Collaborates with platform, infrastructure, and data governance teams to incorporate architectural updates, security changes, and tool enhancements into ongoing operations, strengthening stability and mission value across all War Data Platform (WDP) Core Integration enclaves.

Washington, DC30+ days ago

Remote

Full-time
Employee

This role is fully remote, offering the opportunity to work on impactful projects that leverage artificial intelligence to improve operational efficiency, automate workflows, and support decision-making in secure government environments. * Design and Deploy AI/ML Solutions: Develop practical machine learning models and AI prototypes tailored to mission-critical government use cases such as workflow automation, document processing, and decision-support analytics.

Laurel, MD7 days ago

$100,000–$245,000

The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.

New!

Washington, D.C.1 day ago

With world-class benefits, a business casual environment, and an emphasis on continuous learning, NORC is a place where people join for the stellar research and analysis work for which we’re known, and stay for the relationships they form with their colleagues who take pride in the impact their work is making on a global scale. The Health Care Evaluation Research team conducts evaluations and advanced analytics across Medicare, Medicaid, payment and delivery system reform, military and veterans’ health, drug policy, aging and disability, and other priority health policy areas.

New!

Rosslyn, VA4 days ago

Work with data scientists and analysts to rapidly design, implement, test, and deploy applications capable of tackling complex analytical tasks using large datasets. The selected individuals will need to live in the DC Metro area to report to HQ in Arlington, VA twice per month (a minimum of 2 days per 2-week period on average).

Falls Church, VA7 days ago

Experience: 8+ years in a technical Cybersecurity Engineering role, with at least 4 years focused on large-scale cloud or hybrid environments, and a portfolio of projects where AI or Machine Learning was directly applied to solve security or operational scaling problems. • API-First Automation: Deep expertise in building "glue code" that connects disparate COTS and custom applications via secure, automated APIs to streamline cross-functional business activities.

Washington, DC12 days ago

Washington, DC30+ days ago

Temporary
Contractor
Full-time

This involves building a data platform that supports data flows/pipelines, Extract, Transform and Load (ETL) / Extract, Load and Transform (ELT) and orchestration, data lake/data warehousing, geospatial analysis and services, big data query and analysis. Design and architect robust Azure Government cloud infrastructures, including virtual networks, subnets, firewall rules, and VM configurations, to meet project requirements for scalability, high availability, and security.

New!

McLean, VA4 days ago

$175,000–$200,000

Determining compensation for this role (and others) at Vaco by Highspring depends upon a wide array of factors including but not limited to: the individual’s skill sets, experience and training; licensure and certification requirements; office location and other geographic considerations; other business and organizational needs. This leadership role will focus on developing scalable AI systems, overseeing AI engineering teams, and implementing Generative AI and automation capabilities that enhance operational efficiency and innovation.

New!

McLean, VA3 days ago

Architect and deliver end‑to‑end AI/ML solutions on Google Cloud using Vertex AI (Workbench, Pipelines, Training, Model Registry, Online/Batch Prediction, Feature Store, Model Monitoring) and Gemini/LLM services—optimized for performance, cost, and maintainability. Proven experience architecting robust data ingestion, processing, and transformation workflows using Dataflow, Data Fusion, Dataproc, BigQuery, and Looker and integrating these platforms with Vertex AI for model training, deployment, and inference.

Laurel, MD19 days ago

$85,000–$195,000

You will work in a teamed environment to analyze live tactical sensor data; identify and solve problems that impact mission requirements; compare to physics-based simulations that provide unprecedented realism and new levels of understanding of system performance in operationally realistic environments in the presence of the world's most challenging threats. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.

New!

Washington, D.C.1 day ago

Our expert team includes social scientists that acquire, collect, and analyze data from health care organizations and patients; evaluators; health services researchers; health-policy analysts; and professionals with first-hand experience running and supporting health care programs. With world-class benefits, a business casual environment, and an emphasis on continuous learning, NORC is a place where people join for the stellar research and analysis work for which we’re known, and stay for the relationships they form with their colleagues who take pride in the impact their work is making on a global scale.

Washington, DC12 days ago

Our expert team includes social scientists that acquire, collect, and analyze data from health care organizations and patients; evaluators; health services researchers; health-policy analysts; and professionals with first-hand experience running and supporting health care programs. With world-class benefits, a business casual environment, and an emphasis on continuous learning, NORC is a place where people join for the stellar research and analysis work for which we’re known, and stay for the relationships they form with their colleagues who take pride in the impact their work is making on a global scale.

New!

Arlington, VAToday

$135,000–$155,000
Full-time
Employee

Collaborates with stakeholders to define enterprise data strategies, optimize pipelines (ETL/ELT), and incorporate technologies such as cloud platforms (e.g., AWS GovCloud, Azure Government), Big Data tools (e.g., Spark, Hadoop), and relational/NoSQL databases for secure, performant solutions. Applies big-picture thinking to map and align business processes with data requirements, ensuring holistic solutions that address collection from multiple sources, authoritative source identification, data formalization, and linkage through common, scalable architectures.

Chantilly, Virginia30+ days ago

Qualifications: Requirements:All positions require: TS/SCI with PolyLevel 2 Data Scientist:Data Scientist Level 2 Qualifications: Bachelor's degree or equivalent and five (5) years of relevant experience in data science, mathematics, statistics, business analytics, or equivalent quantitative field, preferably with exposure to cybersecurity applications and/or operations. Data Scientist Level 3 Qualifications: Bachelor's degree or equivalent and seven (7) years of relevant experience in data science, mathematics, statistics, business analytics, or equivalent quantitative field, preferably with exposure to cybersecurity applications and/or operations.

New!

Fairfax, VAToday

$73,025–$110,000
Full-time
Employee

HII-Mission Technologies is seeking a highly motivated and innovative Business Data Analyst to join our Acquisition Pathways PMO, helping leverage both traditional and non-traditional master contracts and agreements to grow our business. This role brings a business intelligence and data driven approach to IDIQ, CSO, and OTA opportunity analysis, distribution, bid/no bid decision support, acquisition trend identification, and acquisition strategy insights.

Bethesda, Maryland13 days ago

You will design and prepare analytical datasets, conduct exploratory and statistical analysis, develop and maintain machine learning and forecasting models, configure and deploy AI/ML products, build interactive dashboards, and clearly communicate insights to higher education leaders and staff. Developing classification models to predict admitted student yield, enrolled student retention, or on-time graduation, and presenting results to university leaders designing programs to improve student outcomes and support institutional success.

Annapolis Junction, MD12 days ago

Full-time

At Independent Software, as a Data Scientist Level 3, you will support mission-critical national security operations by applying advanced data science, machine learning, and statistical techniques to large-scale, complex datasets. Leveraging strong programming skills and analytical expertise, you will develop automated workflows, refine analytical models, and support data-driven decision-making in dynamic mission environments.

Tysons, VA28 days ago

$120,000–$150,000

The Data Scientist/ML Engineer will work directly with data scientists, software engineers, and subject matter experts in the definition of new analytics capabilities able to provide our federal customers with the information they need to make proper decisions and enable their digital transformation. Hands-on experience deploying and operating applications using IaaS and PaaS on major cloud providers, such as Amazon AWS, Microsoft Azure, or Google Cloud Services.

New!

Tysons, VA2 days ago

$150,000–$190,000

Fort Belvoir, VA30+ days ago

Full-time

Bachelor’s degree in data science, statistics, computer science, mathematics, or a related field with 2+ years’ experience, or a Master’s degree in data science, statistics, computer science, mathematics, or a related field. You will support data-driven decision making by analyzing data, developing basic models, creating visualizations, and generating actionable insights as part of a multi-disciplinary team delivering analytical and software solutions for national security missions.

Washington, Washington, DC8 days ago

The successful candidate will contribute to the development of data-driven insights and analytic solutions that help identify, assess, and mitigate risks in complex supply chains. Overview: VTG is seeking a motivated Data Scientist to join our team supporting a program focused on Supply Chain Risk Management (SCRM).

Fort Belvoir, VA30+ days ago

Full-time

You will support data-driven decision making by analyzing data, developing basic models, creating visualizations, and generating actionable insights as part of a multi-disciplinary team delivering analytical and software solutions for national security missions. The Capabilities, Analysis and Development (CAD) division of Applied Research Associates, Inc. (ARA) has an outstanding opportunity for a Journeyman Data Scientist to support a multi‑disciplinary team providing data analysis and visualization support across the Department of War (DoW) mission space.

New!

Annapolis Junction, MDToday

$51,706–$70,000
Full-time
Employee

Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation and the largest family of unmanned underwater vehicles in every class. Working under the guidance of senior engineers and data scientists, this role contributes to real-world projects involving data processing, model experimentation, and software integration.

Annapolis Junction, MD29 days ago

You will need to to have experience designing and building customized capabilities to enable Retrieval Augmented Generation (RAG) for multiple enterprise data sets, agentic AI systems to automate and orchestrate decision-making actions across specialized AI resources, and Docker-based microservices, user-facing GUIs, and cloud-hosted services (Kubernetes architecture) hosted on AWS/Azure/Google service platforms. physics, chemistry, biology, astronomy), or other science disciplines with a substantial computational component (i.e. behavioral, social, or life) may be considered if it included a concentration of coursework (5 or more courses) in advanced Mathematics (typically 300 level or higher, such as linear algebra, probability and statistics, machine learning) and/or computer science (e.g.

Annapolis Junction, MD30+ days ago

Full-time

Pay Range: There are many factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Degree must be in: Mathematics, Applied Mathematics, Statistics/Applied Statistics, Machine Learning, Data Science, Operations Research or Computer Science.

Herndon, VA30+ days ago

You will leverage your expertise in statistics, machine learning, and data analysis to extract insights from large datasets and solve complex business problems. Altus Consulting is seeking a talented Data Scientist to join our team and drive data-driven decision making for our clients.

Annapolis Junction, MD30+ days ago

Full-time

In this role, you will leverage your expertise in Python, workflow automation, data manipulation, and visualization—particularly within Jupyter Notebooks—to support data-driven decision making and operational efficiency. At Independent Software, you will work in a collaborative environment where innovation, technical excellence, and mission impact intersect, helping protect national security through advanced analytics and data science.

Herndon, Virginia30+ days ago

$86,000–$138,000 Per Year

The Data Scientist - Object Based Intelligence (OBI) Analytic Efficiency utilizes expertise in discovering and analyzing complex data sets and data sources to derive actionable insights using statistical methods, machine learning and data visualization tools. OBI specifically, supports the Senior and Mid-Level Data Scientists in performing the following: Design, develop, and evaluate leading-edge algorithmic intelligence concepts, practices, and technologies for implementation into OBI.

McLean, Virginia30+ days ago

Bcore accelerates decisive advantage for warfighters and intelligence professionals by fusing human insight, rapid-fire engineering, precision-measured outcomes, and relentless grit into mission-ready solutions. Whether it’s architecting critical IT solutions, producing actionable intelligence, or developing cutting edge technology, we succeed because of the expertise, collaboration, and agility of our teams.

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Data Scientist Jobs in Annandale, VA

Jobs

Data Scientist IIIWest4th Strategy

Data ScientistCapgemini Government Solutions

Instructor/Facilitator - Data ScientistCalibre Systems

Senior Data Scientist II – Health Care Analytics - Chicago, DC or RemoteNORC at the University of Chicago

Data Scientist/Engineer - Junior (Remote)SynergisticIT

Entry level Java spring boot developer/ data scientistSynergisticIT

Data Scientist Associate - OnsiteGenesis10

Scientist, Software EngineerL3Harris Technologies

Computer ScientistJT4

Econometrician (Data Scientist 3) - 28593Company Confidential

BI Developer/Analyst (Data Scientist 2)Company Confidential

Senior Data EngineerJobot

Principal Research Scientist – Value Based Payment Expert - Hybrid Office or RemoteNORC at the University of Chicago

Research Scientist – Value-based payment (VBP) and delivery system transformation - Chicago, Washington DC or RemoteNORC at the University of Chicago

Cryptanalytic Computer ScientistAminov Search Partners

Data Linkage Task LeadCalibre Systems

Research Scientist – Value-based payment (VBP) and delivery system transformation - Chicago, Washington DC or RemoteU of C NORC

Solutions Architect - (Data Engineering)Jobot

Senior Data and Systems ManagerCredence

Data Engineer (Data Scientist 3)Company Confidential

Data Scientist, AI PilotsGDH Consulting

Artificial Intelligence (AI) Project LeaderJohns Hopkins Applied Physics Laboratory (APL)

Research Associate I - Health Policy Research - Washington DC Hybrid OfficeNORC at the University of Chicago

Full Stack DeveloperPlanIT Group

Sr Cloud Security EngineerPlanIT Group

Research Associate I - Health Policy Research - Washington DC Hybrid OfficeU of C NORC

SOFTWARE DEVELOPER EXPERT CLOUD INFRASTRUCTURE ENGINEER (AZURE)Aroha Technologies

Director of AIVaco LLC

Senior Google AI EngineerCredence

Radar Systems EngineerJohns Hopkins Applied Physics Laboratory (APL)

Research Associate I - Health Care Programs Research - Washington DC Hybrid OfficeNORC at the University of Chicago

Research Associate I - Health Care Programs Research - Washington DC Hybrid OfficeU of C NORC

DSCA Data Architect Senior - 28235Company Confidential

Data ScientistVTG

Business Data Analyst (Data Analyst 2) - 28497Company Confidential

Data Scientist IHelioCampus

Data Scientist, Level 3Independent Software

Data Scientist/Machine Learning Engineer - TS/SCI with Poly required (req-235)CATHEXIS

Senior Data Scientist/Machine Learning Engineer - TS/SCI with Poly (req-242)CATHEXIS

Junior Data ScientistApplied Research Associates, Inc

Data Scientist – Supply Chain Risk ManagementVTG

Journeyman Data ScientistApplied Research Associates, Inc

AI/ML Engineering Intern - 28587Company Confidential

Data Scientist 4Gormat

Data Scientist, Level 4 (2025-0129)Acclaim Technical Services

Data ScientistAltus Consulting Corp

Data Scientist, Level 4Independent Software

Junior Data Scientist - Object Based Intelligence (OBI) Analytic EfficiencyPeraton

Data ScientistBridge Core (BCore)

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