184 Results for

Applications Scientist Jobs in Mclean, VA

Jobs

New!

Washington, DC2 days ago

Master's degree or PhD in electrical engineering, physics, optics or a related field and 4 years of experience (master's degree)/2 years of experience (PhD) in optical systems or related work. DCS Corporation is looking for an Optical Scientist to develop novel sensing techniques for military applications.

New!

Chantilly, VA1 day 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.

Ft. Belvoir, VA12 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.

Laurel, MD11 days ago

$105,000–$290,000

Possess a M.S. degree in electrical engineering, physics, optics, chemistry, or a related field and a minimum of 5 years-experience working in the area of numerical modeling of optical systems OR a B.S. degree in a related field with a minimum of 10 years of experience working with numerical modeling tools. As a member of the High Energy Laser Systems & Technologies section in the Optics and Photonics Group, your work will help inform decision makers in the defense community to help solve some of our nation’s most critical challenges related to high power lasers and laser weapon systems.

Laurel, MD11 days ago

$105,000–$290,000

As a member of our team, you’ll contribute to the development and evaluation of quantum error correcting codes (QECCs), working closely with theorists and experimentalists to bridge knowledge gaps and address practical limitations of quantum error correction on current and future hardware platforms. You will join our hardworking team of quantum scientists who are passionate about building new and exciting solutions to expand the state-of-the-art in quantum science.

Rockville, MD8 days ago

$125,000–$155,000

If you apply to this position-please describe your experience with the following: nucleic acid chemistry enzyme systems molecular diagnosticsOur client is expanding and seeks a Research Scientist focused on Molecular Diagnostics Innovation. Pioneer novel approaches to nucleic acid amplification and detection, moving beyond conventional methodologies to develop next-generation diagnostic platforms.

McLean, VA26 days ago

$244,700–$279,200 Per Year

Currently has, or is in the process of obtaining one of the following with an expectation that the required degree will be obtained on or before the scheduled start date : A Bachelors Degree in a quantitative field (Statistics, Economics, Operations Research, Analytics, Mathematics, Computer Science, or a related quantitative field) plus 9 years of experience performing data analytics. As a Data Scientist at Capital One, you’ll be part of a team that’s leading the next wave of disruption at a whole new scale, using the latest in computing and machine learning technologies and operating across billions of customer records to unlock the big opportunities that help everyday people save money, time and agony in their financial lives.

Rockville, MD8 days ago

Our biotech client is expanding their world-class Antibody Engineering group and seeking an exceptional scientist with deep expertise in structural biology and protein engineering, with a strong drive to apply structural insight to antibody discovery and optimization. Apply protein structure/function expertise to challenging drug targets — including membrane proteins and conformational epitopes — translating structural knowledge into actionable engineering hypotheses.·

New!

Washington, DC1 day 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!

Washington, DC4 days ago

Remote

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!

Odenton, MD3 days ago

$154,050–$278,475

If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com. May 8, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

New!

Chantilly, VA4 days ago

$154,050–$278,475

This role supports customers operating in classified environments and requires close collaboration with subject matter experts, designers, engineers, analysts, and mission stakeholders to deliver innovative, operationally relevant data science and AI solutions. Master’s degree in Data Science, Computer Science, Statistics, Mathematics, Engineering, or a related quantitative field with 15+ years of relevant experience, or Bachelor’s degree with 18+ years of relevant experience.

McLean, VA13 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.

Fairfax, VA16 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.

New!

Alexandria, VA1 day ago

This intern will work with a cross-functional team of software engineers, data scientists, and analysts supporting rapid prototyping and application development efforts, including AI-enabled solutions, service integrations, and cloud-based platforms. As a Software Engineering Summer Intern, you may support activities such as: Assist in designing, building, and testing software applications and prototypes using Python.

Washington DC, DC22 days ago

You will collaborate with architects, engineers, and cross-functional stakeholders across Samsara to brainstorm, design, rapidly prototype, and productionalize AI-driven features and capabilities that integrate deeply into real business workflows. Samsara (NYSE: IOT) is the pioneer of the Connected Operations™ Cloud, which is a platform that enables organizations that depend on physical operations to harness Internet of Things (IoT) data to develop actionable insights and improve their operations.

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.

Manassas, Virginia30+ days ago

$140,000–$165,000 Per Year

This leader serves as solution architect and platform owner for L7’s Enterprise Science Platform (ESP), driving validated, data-driven laboratory and bioproduction workflows across LIMS, MES, and ELN in a regulated environment. Integrations & digital lab enablement: Design and implement integrations across LIMS, lab instruments, third-party applications, and enterprise systems (e.g., ERP, QMS, data platforms).

Laurel, Maryland30+ days ago

Our team applies disciplines such as sensor and data fusion, signal and image processing, operations research, applied physics, machine learning, and artificial intelligence to build systems that automatically or autonomously orchestrate sensors, process data into information, and make intelligent inferences and predictions about complex threats and environments. As a Senior Engineer/Analyst for ISRT Scientific Applications, Your primary responsibility will be to lead and contribute to teams developing algorithms, mathematical-physical models, software prototypes, and deployable software applications for ISRT applications.

New!

Annapolis Junction, MD4 days ago

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. Ability to use analytic modeling, statistical analysis, programming, and/or another appropriate scientific method, develop and implement qualitative and quantitative methods for characterizing, exploring, and assessing large datasets in various states of organization, cleanliness, and structure that account for the unique feature and limitations inherent in Government data holdings.

Annapolis Junction, MD21 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.

Washington, DC30+ days ago

$139,400–$291,800 Per Year

A successful candidate will bring a passion for innovative products, strong collaboration skills and the ability to work closely with both external customers and internal teams, as well as hands-on experience as a data scientist applying AI to solve business problems. We are looking for candidates who are passionate about building state-of-the-art technologies to solve real-world problems and have a solid technical background in deep learning, especially natural language processing (NLP) and multimodal models, to join this team.

Herndon, Virginia30+ days ago

It is an opportunity to be part of a diverse and engaged community of professionals, to be treated as a respected and valued member of a motivated team and to be empowered to do exceptional work that advances the best interest of everyone involved. Frequent and prolonged use of data collection equipment and/or drones, necessitating walking the assigned study area to complete data collection over the course of several hours.

New!

College Park, Maryland4 days ago

$176,000–$282,000 Per Year

The ideal candidate for this role is a senior hands-on software researcher or prototype engineer who can translate customer needs into working capabilities, develop complex software prototypes, integrate existing systems, and help guide technical execution across small research teams. Minimum of 12+ years of experience with a Bachelors degree, 10+ years of experience with a Masters degree, or 8+ years of experience with a PhD in Computer Science, Computer Engineering, Electrical Engineering, Software Engineering, Data Science, Applied Mathematics, or a related technical field.

Washington, DC30+ days ago

$180,000–$255,000 Per Year

ActioNet is a CMMI-DEV Level 4, CMMI-SVC Level 4, ISO 20000, ISO 27001, ISO 9001, HDI-certified, woman-owned IT Solutions Provider with strong qualifications and expertise in Agile Software Engineering, Cloud Solutions, Cyber Security, and IT Managed Services. Minimum Eight (8) years of relevant experience with a BS in Data Science, Mathematics, Information Science, Statistics, Engineering, Business Analytics, or related degree; OR Four (4) years of relevant experience with an MS degree in Data Science, Engineering, Mathematics, or related degree.

Springfield, VA30+ days ago

BLUEHAWK, LLC is a professional services firm providing intelligence, information technology, language, and training services to the U.S. Government and commercial entities with objectives to protect and defend our nation, citizens, natural resources, critical Infrastructure, freedoms, and human rights. BLUEHAWK is seeking acleared Data Scientist / AI Tools Developerto support the development and deployment of advanced AI and data science solutions within the Intelligence Community.

McLean, VA30+ days ago

There are recurring opportunities on this team for Analytic / BigData Software Developers, Full Stack Software Engineers, Web Application Developers, Java Developers, JavaScript Developers, Python Developers, Geospatial (GIS) Developers, ETL Developers, Data Scientists, Data Engineers, Data Analysts, AWS Engineers, DevOps Engineers, Cloud Migration Experts, and Geospatial Systems Engineers. The customer is excellent to work with, and there is a healthy mix of customer-driven requirements and team-driven ideas / innovation: engineers typically have freedom in choosing how to do things and which technologies to utilize.

Springfield, VA30+ days ago

The ideal candidate brings deep analytic expertise, advanced data science capabilities, and demonstrated experience supporting national security objectives across GEOINT, multi-INT, and enterprise-level analytic environments. GEOINT / Multi-INT Core Tradecraft Support GEOINT analysis using imagery, spatio-temporal datasets, and multi-source intelligence to uncover relationships, trends, and mission-relevant events.

Washington, DC30+ days ago

$155,000–$165,000 Per Year

We seek quantitative scientists with expertise in one or more of the following areas: causal inference and quasi-experimental designs in education policy; analysis of large-scale assessment data (e.g., NAEP, PISA, PIAAC) and equity-forward reporting; responsible AI/ML for policy and practice (including bias detection and mitigation); measurement and validation of durable skills and civic capacities; longitudinal systems analysis; and program evaluation that translates research into actionable policy guidance. Through strategic acquisitions, we've expanded our global capabilities: PSI strengthens our workforce assessment solutions, while Edusoft, Kira Talent, Pipplet, Vericant, and Wheebox enhance our educational technology and assessment platforms across critical markets worldwide.

Tysons, VA20 days ago

$100,000–$220,000

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.

Washington, Washington, DC30+ days ago

Overview: BigBear.ai is seeking a Data Scientist Subject Matter Expert (SME) to lead a team of data scientists and engineers conducting data analytics, data engineering, data mining, exploratory analysis, predictive analysis, and statistical analysis using scientific techniques to correlate data into graphical, written, visual, and verbal narrative products to enable more informed analytic decisions. The successful candidate should be skilled in data visualization and use of graphical applications, including Microsoft Office (Power BI) and Tableau; major data science languages, such as R and Python; managing and merging of disparate data sources, preferably through R, Python, or SQL; statistical analysis; and data mining algorithms.

Washington, Washington, DC30+ days ago

Overview: BigBear.ai is seeking a Data Scientist to conduct data analytics, data engineering, data mining, exploratory analysis, predictive analysis, and statistical analysis using scientific techniques to correlate data into graphical, written, visual, and verbal narrative products to enable more informed analytic decisions. The successful candidate should be skilled in data visualization and use of graphical applications, including Microsoft Office (Power BI) and Tableau; major data science languages, such as R and Python; managing and merging of disparate data sources, preferably through R, Python, or SQL; statistical analysis; and data mining algorithms.

Washington, Washington, DC30+ days ago

Overview: BigBear.ai is seeking a Senior Data Scientist to conduct data analytics, data engineering, data mining, exploratory analysis, predictive analysis, and statistical analysis using scientific techniques to correlate data into graphical, written, visual, and verbal narrative products to enable more informed analytic decisions. The successful candidate should be skilled in data visualization and use of graphical applications, including Microsoft Office (Power BI) and Tableau; major data science languages, such as R and Python; managing and merging of disparate data sources, preferably through R, Python, or SQL; statistical analysis; and data mining algorithms.

New!

McLean, Virginia4 days ago

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. In addition to these core functions, the Data Scientist helps to ensure that the project's data architecture is scalable, maintains high data quality/integrity, and is streamlined to maximize performance.

Washington, DC30+ days ago

Proficiency in common geospatial software applications and tools, such as visual programming (JEMA, FADE/MIST, ECO/ETAS), Python, SQL, Git, GIMS, AWS Sagemaker, AWS Cloud, ESRI ArcGIS, statistics (descriptive, Bayesian), Markov-Chain modelling, TensorFlow, Linear Algebra, R, SAS, NLP. Position Responsibilities: Support NSG strategies through the creation of automated collection models, dynamic analytic models, workflow automations, and any other automation processes and products as assigned.

Washington, DC30+ days ago

Arlington, VA30+ days ago

Remote

Full-time

Driven by Innovation and built on Trust, rockITdata is a unique SDVOSB services company that partners with leading commercial healthcare/life sciences organizations on cutting edge innovations - think AI, automation and data transformation. rockITdata has become aware of a recruitment scam where unauthorized individuals are impersonating rockITdata recruiters, issuing fake job offers, and attempting to setup payment for the job seeker’s new hire costs.

Herndon, Virginia30+ days ago

Frequent and prolonged use of data collection equipment and/or drones, necessitating walking the assigned study area to complete data collection over the course of several hours. It is an opportunity to be part of a diverse and engaged community of professionals, to be treated as a respected and valued member of a motivated team and to be empowered to do exceptional work that advances the best interest of everyone involved.

Herndon, Virginia30+ days ago

$112,000–$179,000 Per Year

Herndon, Virginia30+ days ago

$104,000–$166,000 Per Year

The Data Scientist - Object Based Intelligence (OBI) Advanced Analytic Method Augmentation 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. Responsibilities: Peraton has an opportunity for you to join our military intelligence program(s) of record to deliver, operate and sustain modernized, transformed data science/ data analysis environments worldwide that enable speedy and precise decision making to warfighters.

Herndon, Virginia30+ days ago

$135,000–$216,000 Per Year

New!

College Park, Maryland6 days ago

$135,000–$216,000 Per Year

You will collaborate with multidisciplinary teams of researchers, engineers, and customer stakeholders to solve complex problems involving wireless systems, signal processing, protocol analysis, networked communications, and secure communications environments. This role will focus on designing, developing, prototyping, and evaluating SDR-based capabilities for advanced wireless communications, networking, cyber operations, and experimentation platforms.

New!

Washington, D.C.5 days ago

$112,000–$179,000 Per Year

This role focuses on leveraging advanced analytics, automation, and platform integrations within the ServiceNow ecosystem (ServiceNow is a vehicle to hold the data, all analysis is done in Tableau for Visualization) to deliver actionable insights for government and intelligence stakeholders. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies.

Springfield, Virginia29 days ago

$80,000–$128,000 Per Year

Product evaluations, quality studies, new product initializations, product algorithm assessments, or develop image quality equations to quantify the expected quality of a system given various parameters. BS/BA degree in Physics, Electrical Engineering (or other engineering), Optics/Optical Engineering, Computer Science, Data Science, Mathematics or related STEM degree and 0-2 years of experience.

Herndon, Virginia30+ days ago

$104,000–$166,000 Per Year

You will work closely with Labs internal Agentic AI teams in support of the Program CTO to perform analysis, build software, develop prototypes, and contribute to mission-relevant solutions. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies.

Herndon, Virginia30+ days ago

$112,000–$179,000 Per Year

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.

College Park, Maryland30+ days ago

$176,000–$282,000 Per Year

Responsibilities: Peraton Labs is seeking a poly cleared Principal RF Research Scientist to lead and execute cutting-edge R&D in Radio Frequency Machine Learning (RFML), Digital Signal Processing (DSP), and/or Software Defined Radio (SDR). Leading or co-leading the technical design, development, and prototyping of RF sensing/communications solutions including detection/classification, waveform characterization, interference mitigation, spectrum situational awareness, link analysis, or related mission applications.

Herndon, Virginia30+ days ago

$104,000–$166,000 Per Year

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Applications Scientist Jobs in Mclean, VA

Jobs

Optical Scientist/Research PhysicistDCS Corporation

Scientist, Software EngineerL3Harris Technologies

Data ScientistCalibre Systems

High Energy Laser Scientist / ModelerJohns Hopkins Applied Physics Laboratory (APL)

Quantum Error Correction ScientistJohns Hopkins Applied Physics Laboratory (APL)

Senior Research Scientist, Molecular Diagnostics InnovationGables Search Group

Director, Data Scientist - US Card (Mainstreet Acquisitions)Discover Financial Services

Senior Scientist, Protein Engineering & Structural BiologyGables Search Group

Data ScientistCapgemini Government Solutions

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

Data Scientist SME Automation SpecialistLeidos

Senior Data ScientistLeidos

Data Scientist Associate - OnsiteGenesis10

Entry level Java spring boot developer/ data scientistSynergisticIT

Intern/Software EngineeringCalibre Systems

AI EngineerSamsara

Data Scientist, AI PilotsGDH Consulting

Manager, LIMS ApplicationsATCC

2026 PhD Graduate - Senior Engineer-Analyst for ISR Scientific ApplicationsJohns Hopkins Applied Physics Laboratory

Data Scientist 3Gormat

Data Scientist 4Gormat

Applied Scientist 5Oracle

Environmental Scientist IIBowman Consulting Group, Ltd.

Senior Research Scientist - Advanced SystemsPeraton

Senior Data Scientist (TS/SCI w CI Poly)ActioNet, Inc

Data Scientist / AI Tools DeveloperBluehawk LLC

Geospatial Data ScientistGRVTY

Data Scientist - SeniorGRVTY

Senior Research Scientist - PolicyETS

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

Data Scientist (Subject Matter Expert)Bigbear.ai

Data Scientist, LeadBigbear.ai

Sr. Data ScientistBigbear.ai

Data ScientistBridge Core (BCore)

Geospatial Data ScientistBridge Core (BCore)

Data Scientist - Senior Job#482Allen Integrated Solutions

Data Scientist - MID Job#480Allen Integrated Solutions

Full Stack Data ScientistrockITdata

Environmental Scientist IBowman Consulting Group, Ltd.

Senior Data Scientist - Object Based Intelligence (OBI) Advanced Analytic Method AugmentationPeraton

Data Scientist - Object Based Intelligence (OBI) Advanced Analytic Method AugmentationPeraton

Senior Data ScientistPeraton

Research Scientist - Software Defined RadioPeraton

Data ScientistPeraton

Image Scientist (Entry-level)Peraton

AI/ML Research Scientist - Agentic SystemsPeraton

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

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

Principal RF Research Scientist (RFML/DSP/SDR)Peraton

Data Scientist - Object Based Intelligence (OBI) Analytic EfficiencyPeraton

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