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Hybrid in Ashburn, Virginia

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Today

Expertise developing solutions using Visual Studio Code, Python, Selenium, Databricks, Copilot, and related tools to leverage generative AI and large language models (LLMs).Ability to develop AIdriven tools or programs that generate technical requirements based on business user stories.Experience integrating Pythonbased test automation frameworks with AI capabilities.Design and implement prototypes, pilot solutions, and automated tools using technologies such as Visual Studio, Python, and genera

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Contract, Third Party

Depends on Experience

Data Scientist

Chantilly, Virginia

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Today

Job ID: T2601217 Location: Chantilly, VA, US Date Posted: 2026-03-05 Category: Engineering and Sciences Subcategory: Modeling/Sim Engr Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI_wPoly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description ? SAIC is hiring a Data Scientist to deliver Systems Engineering Technical Advisor (SETA) support a program based in Chantilly, VA. This role will contribute to the Nation

Full-time

Lead, Data Scientist

Glen Echo, Maryland

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Today

Lead Data Scientist 5 DAYS A WEEK ONSITE Location: Bethesda, MD Lead Data Scientist You will be responsible for supporting the full lifecycle of machine learning and AI development-from initial ideation and business problem framing through model development, deployment, and ongoing performance monitoring. This role requires a strong foundation in data science, with a deep interest in learning about production-grade ML systems, and a proactive approach to translating business needs into technical

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Contract

Data Scientist - ML & Operational Analytics

Hybrid in Washington, District of Columbia

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Today

Job title: Data Scientist - ML & Operational Analytics Job location: Washington, DC (Hybrid) Job Type: Contract Job description: Role Overview The Senior Data Scientist ML & Operational Analytics will sit on the business-facing side of data science, partnering directly with operational and infrastructure stakeholders to define problems, build machine learning solutions, and deploy models into production. This role is not a backend data engineering or IT support position. It is a fuifecycle data

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Contract

Depends on Experience

Senior Data Scientist with AI/LLM

McLean, Virginia

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Yesterday

Role: Senior Data Scientist with AI/LLM Location: McLean, VA fully onsite Need only Locals & on W2 with F2F/Face 2 Face Interview availability if client requests Must Have Qualifications : 5 7 years of relevant experience, strong Python programming skills, and an analytical mindset with a solid technical background. They must have hands-on experience designing, testing, and refining prompts for large language models (LLMs). Experience building end to-end AI solutions is a plus. Key Responsibil

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Contract

Senior Data Scientist

Vienna, Virginia

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Today

A Fortune 50 financial services organization is seeking a highly skilled Senior Data Scientist to support advanced analytical initiatives across complex data environments. This is a Hybrid opportunity requiring the qualified professional to work onsite at least 3 days a week. Responsibilities: Develop and implement advanced statistical and machine learning models to analyze complex datasets and drive business insights Apply probabilistic theory, game theory, and dynamic systems concepts to sol

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Third Party, Contract

$65 - $70 per hour

Data Scientist

Reston, Virginia

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Today

Are you looking for an opportunity to make an impact? At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. If this sounds like the kind of environment wher

Full-time

USD 87,100.00 - 157,450.00 per year

Data Scientist - Cleared (All Level)

Chantilly, Virginia

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Today

Responsibilities Noblis-ESI is seeking a Data Scientist - SETA to provide analytic, technical, and advisory support our client in Chantilly VA. The selected candidate will help advance mission-critical initiatives by applying data science, modeling, and analytic tradecraft to enhance enterprise capabilities, inform senior decision-making, and drive innovation across the Directorate community. Responsibilities Develop, refine, and operationalize statistical, machine learning, and predictive mod

Full-time

USD 82,500.00 - 141,775.00 per year

Data Scientist

Herndon, Virginia

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Today

Data Scientist Why This is an Exciting Role: The Boeing Defense, Space & Security (BDS) organization, Intelligence Systems portfolio, is seeking a DevOps Developer to join our Mission Operations team in Herndon, VA. Our team focuses on delivering complex solutions in some of the most challenging environments on Earth. We provide support for our Mission Operations Portfolio area which design, build, test, deploy, operate, and maintain a wide variety of mission critical platforms and systems for

Full-time

USD 231,000.00 - 283,000.00 per year

Data Scientist Senior Consultant

Chantilly, Virginia

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Today

Job Family: Data Science Consulting Travel Required: None Clearance Required: Active Top Secret SCI with Polygraph What You Will Do: Our Data and Analytics consultants help clients maximize the value of their data. This high performing team works with clients to implement the full spectrum of data analytics and data science, from data querying and data wrangling to data visualization and dashboarding for business intelligence (BI), to predictive analytics, machine learning, and artificial int

Full-time

Senior Data Scientist

Chantilly, Virginia

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Today

Full-time

Data Scientist

McLean, Virginia

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Today

Leidos has a new and exciting opportunity for a Data Scientistin our Intel Sector Analysis Solutions Business Area (ASBA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discou

Full-time

USD 107,900.00 - 195,050.00 per year

Data Scientist

McLean, Virginia

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Today

Summary and Description Thomson Reuters Special Services (TRSS) is looking for a Data Scientist to support our Federal Law Enforcement customers. TRSS Data Scientists serve several Federal Law Enforcement agencies by collecting, integrating, resolving, analyzing, modeling, and explaining large data in support of complex investigations. Success in this role requires strong technical depth, the initiative to operate with minimal direction, creativity to develop novel solutions, and a mission-focu

Full-time

USD 117,700.00 - 218,600.00 per year

Senior Data Scientist

Hybrid in Vienna, Virginia

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Today

Overview Provide independent data science, machine learning, and analytical insights using member, financial, and organizational data to support mission critical decision making for various areas of the organization. Understand business needs and identify opportunities for new products, services, and process optimization to meet business objectives through the use of cutting-edge data science. Create descriptive, predictive, and prescriptive models and insights to drive impact across the organiz

Full-time

$99,400-$155,850 per year

AI/ML Engineer Data Scientist

Hybrid in Reston, Virginia

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Today

S.no New Requisition 1 Skill AI/ML Engineer Data Scientist. 2 Preferred Location Reston, VA Description: Develop and optimize machine learning and deep learning models using frameworks like TensorFlow or PyTorch. Strong skills in programming languages such as Python, R, or Java, essential for developing AI applications. Build and maintain AI pipelines, from data processing to model deployment. Analyze complex datasets to uncover insights and improve model performance. Ability to analyze complex

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Contract

Depends on Experience

Data Scientist

McLean, Virginia

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Today

Job ID: T2600315 Location: McLean, VA, US Date Posted: 2026-03-05 Category: Information Technology Subcategory: Data Scientist Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI_wPoly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description ? SAIC is seeking a Data Scientist to provide specialized support across multiple projects from a Team of Systems Integrators and Data Scientists. In this role you would work on a

Full-time

Senior Data Scientist

McLean, Virginia

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Today

Job Number: R0237471 Data Scientist, Senior The Opportunity: As a data scientist, you're excited at the prospect of unlocking the secrets held by a data set, and you're fascinated by the possibilities presented by IoT, machine learning, and artificial intelligence. In an increasingly connected world, massive amounts of structured and unstructured data open new opportunities. As a data scientist at Booz Allen, you can help turn these complex data sets into useful information to solve global chal

Full-time

USD 99,000.00 - 225,000.00 per year

Senior Data Scientist

McLean, Virginia

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Today

Job Number: R0237464 Data Scientist, Senior The Opportunity: As a data scientist, you're excited at the prospect of unlocking the secrets held by a data set, and you're fascinated by the possibilities presented by IoT, machine learning, and artifi cia l intelligence. In an increasingly connected world, massive amounts of structured and unstructured data open new opportunities. As a data scientist at Booz Allen, you can help turn these complex data sets into useful information to solve global ch

Full-time

USD 99,000.00 - 225,000.00 per year

Senior Data Scientist

McLean, Virginia

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Today

Job Number: R0237462 Data Scientist, Senior The Opportunity: As a data scientist, you're excited at the prospect of unlocking the secrets held by a data set, and you're fascinated by the possibilities presented by IoT, machine learning, and artifi cia l intelligence. In an increasingly connected world, massive amounts of structured and unstructured data open new opportunities. As a data scientist at Booz Allen, you can help turn these complex data sets into useful information to solve global ch

Full-time

USD 99,000.00 - 225,000.00 per year

Junior Data Scientist - Intern

Fairfax, Virginia

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Today

Job Description ECS is seeking a Junior Data Scientist Intern to work in our Fairfax, VA office for the summer of 2026. This internship offers a unique opportunity to move beyond the classroom and gain firsthand experience with production-grade workflows and real-world datasets. You will work alongside senior engineers and scientists to move models from research to the tactical edge, ensuring from end to end, both our warfighters & decision makers are empowered with the latest technology solut

Full-time

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