Project Scientist Jobs in Washington, DC

L3Harris Technologies

Herndon, VA

Directs information security engineering activities within the enterprise pertaining to CDRL documents, trade studies, security control requirements analysis, secure architecture development, management & compliance with security controls, design review milestones and security control test/verification activities. Provide vision and innovative strategies to customers and program leaders for cloud capable solutions for growth and sustainment of technical capability, service performance, reputation and market share for our new and emerging lines of business within the enterprise.

Calibre Systems

Ft. Belvoir, VA

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.

Joulé

$37 - $52

Rockville, MD

If you are looking to gain experience with advanced analytical techniques in a collaborative research environment, this is a great opportunity to grow your skillset. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.

Johns Hopkins Applied Physics Laboratory (APL)

$105000 - $290000

Laurel, MD

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.

Johns Hopkins Applied Physics Laboratory (APL)

$105000 - $290000

Laurel, MD

Support ongoing programs in quantum information science by making immediate contributions to efforts that are looking to implement quantum characterization, control, and error protection strategies in qubit systems. The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges.

Synergistic it

$78000 - $127000

Arlington, VA

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.

U of C NORC

Washington, DC

Knowledge/experience of estimating net of discounts and rebate Medicare Part D drug prices, Medicare Part B prices, Medicaid best prices from WAC and AMP, Pharmacy Benefits Manager (PBM) margins, net of discounts and rebate commercial prices, 340B prices, and volume of duplicates in Medicare and Medicaid. NORC’s expert staff has extensive knowledge of all aspects of health care delivery, from private marketplaces and employer-sponsored insurance to Medicare and Medicaid; from large health care systems to small clinics; and from the needs of children to those of older adults, people with disabilities, and ethnic and racial minorities.

U of C NORC

Washington, DC

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.

Capgemini Government Solutions

Washington, DC

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.

Foundation for the NIH

$85000 - $97000

North Bethesda, MD

Early-career PhD candidates (1-3 years post-degree or equivalent experience): Demonstrated interest in transitioning from hands-on research into project or program management, supported by experience coordinating complex research efforts, collaborations, or multi-lab initiatives (e.g., consortium work, cross-lab projects). It requires strong interpersonal and written communication skills, excellent organizational abilities, high attention to detail, sound judgment, and diplomacy, along with the ability to work effectively under tight deadlines in a highly collaborative environment.

SynergisticIT

$78000 - $136000

Washington, DC

They're filtered by ATS systems, keyword screening, and recruiters looking for job-ready signals—specific stacks, strong project depth, relevant certifications, and clear experience narratives. Since 2010, SynergisticIT has helped candidates land full-time roles at organizations such as Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Client, Walmart Labs, Client, Banking, Client, Client, and hundreds more.

GDH Consulting

Washington, DC

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.

Bowman Consulting Group, Ltd.

Herndon, Virginia

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.

Bowman Consulting Group, Ltd.

Herndon, Virginia

Ability to effectively communicate with all levels of the organization and external partners to include colleagues (scientists, engineers, and surveyors), clients, landowners, government agency personnel, and the general public. Project management experience including developing proposals, budgets, management of personnel and workloads and deliverables (including technical reports and permits).

MasTec Advanced Technologies

ANNAPOLIS, MD

With a genesis in construction and a skilled team of multidiscipline engineers and project management professionals, the company delivers best-in-class infrastructure solutions, including design, asset integrity management, feasibility studies, surve Finish (https://mastec.icims.com/icims2/servlet/icims2?module=AppProfileEdit&action=switchEditTab&hashed=-2031900481&type=next#!) ys, constructability reviews, turnkey delivery services, and more. We are currently seeking a part time Wetland Delineator/Environmental Scientist/Wetland Specialist/Permitting Specialist who will perform fieldwork for jurisdictional wetland surveys and waters, primarily in the Mid-Atlantic area especially for projects located in Pennsylvania and New Jersey.

Kimley-Horn

Reston, VA

We take pride in how our employee retention, robust benefits package, and company values have led to Kimley-Horn’s placement on the Fortune “100 Best Companies to Work” list for 18 years! + Attend meetings and communicate with clients, government entities, and various regulatory agencies to fulfill any regulations and requirements relating to projects.

Goel Services, Inc.

Washington, DC

Hourly rate: $28/hour + Full family PPO Heath Care, Eye, Dental, 9 Paid Holidays and 7 PTO days off + $500 in savings per year + $500 in vehicle allowance per month. Additional you will be in charge of the oversite and quality control of two facilities - one producing topsoil in Baltimore and one crushing and cleaning Class 2 fill materials in Baltimore.

Kleinfelder Inc

$24.76 - $33.67

Hanover, Maryland

From environmental planning, permitting, remediation, and site characterization to chemical data management and hydrogeology, Kleinfelder offers a variety of services designed to provide technically appropriate and cost-effective solutions.  . The selected candidate will be capable of working both as an integral team member and at times independently, using knowledge of industry and/or professional guidelines and protocols to accomplish goals and objectives and solve problems of diverse scope.

Kleinfelder Inc

$71076 - $100000

Hanover, Maryland

From environmental planning, permitting, remediation, and site characterization to chemical data management and hydrogeology, Kleinfelder offers a variety of services designed to provide technically appropriate and cost-effective solutions.  . The selected candidate will be capable of working both as an integral team member and at times independently, using knowledge of industry and/or professional guidelines and protocols to accomplish goals and objectives and solve problems of diverse scope.

MasTec Utility Services

ANNAPOLIS, Maryland

We are currently seeking a part time Wetland Delineator/Environmental Scientist/Wetland Specialist/Permitting Specialist who will perform fieldwork for jurisdictional wetland surveys and waters, primarily in the Mid-Atlantic area especially for projects located in Pennsylvania and New Jersey. With a genesis in construction and a skilled team of multidiscipline engineers and project management professionals, the company delivers best-in-class infrastructure solutions, including design, asset integrity management, feasibility studies, surveFinishys, constructability reviews, turnkey delivery services, and more.

Applied Research Associates, Inc

Fort Belvoir, VA

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 Senior Data Scientist to support a multi‑disciplinary team providing data analysis and visualization support across the Department of War (DoW) mission space.

Applied Research Associates, Inc

Fort Belvoir, VA

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.

Geosyntec Consultants, Inc.

Columbia, Maryland

Geosyntec has an exciting opportunity for an Intern / Co-Op – Environmental Engineering/Environmental Scientist in our Columbia, Maryland office, you will have the opportunity to apply your engineering (civil, geotechnical, environmental, and water resources) academic knowledge to real-world situations while also learning the business skills needed for a successful consulting career. Geosyntec is an innovative, international engineering and consulting firm serving private and public-sector clients to address new ventures and complex problems involving our environment, natural resources, and civil infrastructure.

CATHEXIS

Tysons, VA

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.

Johns Hopkins Applied Physics Laboratory

Laurel, Maryland

Independently manage the flow of people and information in support of five Sector-level chief engineers and scientists; primarily responsible for coordinating and expediting activities for a driven set of leaders in a fast-paced environment, proactively executing day-to-day activities. Initiative and persistence in pursuing administrative needs, meeting quick turnaround demands, and resolving problems with a sense of urgency and demonstrated capability to anticipate, prioritize and expedite numerous tasks from multiple sources.

TRC Companies, Inc.

$145000 - $165630.4

Herndon, Virginia

Overview: We are seeking a highly experienced Senior Scientist or Engineer – Sector/Industry Lead who is recognized within the industry as a leader in chemical management and/or product stewardship and provides strategic scientific leadership to help global organizations navigate a rapidly evolving and complex regulatory landscape. The ideal candidate is a seasoned professional with in-depth understanding of emerging and current trends, technologies, and regulations needed to develop innovative solutions and drive measurable impact across chemical product life-cycle management for private sector and government entities.

ATCC

$105000 - $115000

Gaithersburg, Maryland

The Scientist for Biomedical Genomics will collaborate with interdepartmental cross-functional teams on new product development, services, or informatics projects, focusing on the design, development, and maintenance of code bases for RNA-seq, transcriptomics, WES, and WGS data analysis. The Scientist will design, develop, and maintain a robust code base for the analysis of RNA-seq, transcriptomics, whole exome sequencing (WES), and whole genome sequencing (WGS) data—adopting or developing cutting-edge methodologies and pipelines as needed.

Exponent Inc.

$115000 - $127000

Bowie, Maryland

Exponent Inc.

$140000 - $171000

Washington, DC, undefined

Expert-level knowledge of various land-use activities, including agricultural science, soil science, crop and livestock management, water resources, including irrigation practices, pest management, and nutrient management. For over five decades, we've connected the lessons of past failures with tomorrow's solutions to advise clients as they innovate technologically complex products and processes, ensure the safety and health of their users, and address the challenges of sustainability.

Highmark Health

Annapolis, MD

Leveraging your profound expertise in graph databases (e.g., Neo4j, ArangoDB, Amazon Neptune, Ontotext GraphDB), distributed graph processing frameworks (e.g., Apache Spark GraphX, Dask-Graph), and leading GML libraries (e.g., PyTorch Geometric, DGL, Spektral), you will conduct in-depth research, construct sophisticated predictive, prescriptive, and diagnostic models directly on graph structures. You will proactively identify opportunities to construct and leverage comprehensive healthcare knowledge graphs, integrating diverse patient, provider, claims, and clinical data to uncover hidden patterns, propagate insights through networks, and develop groundbreaking analytical solutions that exploit the rich, multi-modal structures within healthcare.

ActioNet, Inc

$180000 - $255000

Washington, DC

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.

GRVTY

$155000 - $185000

Annapolis Junction, MD

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. Through 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 features and limitations inherent in Government data holdings.

GRVTY

Chantilly, VA

We're particularly interested in people with any of the following experience: - developing AI / ML models (neural networks, tree based algorithms, etc.); - conducting data analysis in the fields of Computer Vision, NLP, or audio signal processing; - doing data ingest and ETL into sponsor environments; or. Our team is charged with taking commercial and academic innovation high-side, in domains of Artificial Intelligence / Machine Learning (AI / ML) such as Computer Vision (Image and Video Processing), Natural Language Processing (NLP), and Audio Modeling.

GRVTY

McLean, VA

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.

ETS

$155000 - $165000

Washington, DC

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.

Bigbear.ai

Washington, Washington, DC

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.

Bridge Core (BCore)

McLean, Virginia

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.

Noblis

$109800 - $171525

Washington, Washington, DC

We are seeking a Senior Scientist / Subject Matter Expert - Medical with extensive expertise with the Deputy Assistant Secretary of War for Chemical, Biological, Radiological, and Nuclear Defense (DASW(CBRND)) within the Washington, DC area to join our team. Compensation at Noblis is determined by various factors, including but not limited to, the combination of education, certifications, knowledge, skills, competencies, and experience, internal and external equity, location, clearance level, as well as contract-specific affordability, organizational requirements and applicable employment laws.

MasTec Inc

ANNAPOLIS, Maryland

We are currently seeking a part time Wetland Delineator/Environmental Scientist/Wetland Specialist/Permitting Specialist who will perform fieldwork for jurisdictional wetland surveys and waters, primarily in the Mid-Atlantic area especially for projects located in Pennsylvania and New Jersey. With a genesis in construction and a skilled team of multidiscipline engineers and project management professionals, the company delivers best-in-class infrastructure solutions, including design, asset integrity management, feasibility studies, surveFinishys, constructability reviews, turnkey delivery services, and more.

Ripple Effect

$108321 - $135401

Rockville, MD

Experience with database management & SQL development including designing and managing relational databases, writing complex SQL queries with inner and outer joins, creating views and reports, and working with platforms such as Oracle, Microsoft SQL Server, and Microsoft Access. Problem Solving & Continuous Improvement: Develops project work plans, addresses complex data integration or workflow issues, and drives continuous improvement efforts to enhance efficiency and data reliability.

GTT

Gaithersburg, MD

This role supports early oncology initiatives through hands-on laboratory work and cross-functional collaboration, contributing to patient-centric model systems that inform drug development decisions. GTT is a minority-owned staffing firm and a subsidiary of Chenega Corporation, a Native American-owned company in Alaska.

George Mason University

Fairfax, Virginia

Applies machine learning (ML) and artificial intelligence (AI) techniques to enhance traditional chemical transport modeling systems; Improves prediction accuracy and computational efficiency through fine-resolution data fusion, bias correction, and model surrogate development; and. Knowledge of Community Multiscale Air Quality program (CMAQ), Sparse Matrix Operator Kerner Emissions program (SMOKE), Data Assimilation, Surrogate Tools, and other modeling skillsets.

Gritter Francona

Washington, DC

OHI is further responsible for ensuring the success of the modernized VA EHR, Oracle Health Millennium/Cerner through continuous exploration, integration, deployment and release on demand of Integrated Health Technology (IHT) solutions. Serves as the technical lead for advanced analytics, predictive modeling, and machine learning initiatives supporting clinical decision-making and operational optimization.

iWorks Corporation

$145000 - $170000

undefined, MD

The ideal candidate brings strong technical depth, experience working with federal data environments, and the ability to communicate complex findings to both technical and non-technical audiences. This role focuses on designing and deploying machine learning models, performing complex statistical analysis, and transforming large datasets into actionable insights for federal stakeholders.

Peraton

$176000 - $282000

McLean, Virginia

You are also comfortable fully participating in peer review processes aimed at enhancing advanced analytic projects through use of best practices and consideration of novel methodological approaches to these projects. 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.

Exponent Inc.

$127000 - $156000

Washington, DC, undefined

In this role, you will work as part of a multi-disciplinary team of toxicologists, exposure scientists, health risk assessors, food scientists, nutrition scientists, and regulatory consultants providing safety reviews, conducting health risk assessments, and project management to support clients in the food and ingredient industries. For over five decades, we've connected the lessons of past failures with tomorrow's solutions to advise clients as they innovate technologically complex products and processes, ensure the safety and health of their users, and address the challenges of sustainability.

VTG

Chantilly, Virginia

Preferred Qualifications: Experience supporting IC, DoD, or DOJ mission programs, Experience working with operational, intelligence, or enterprise data, Familiarity with cloud‑based analytics environments, Experience with Agile delivery environments. Data Scientist I supports government and program teams by assisting with data analysis, visualization, and reporting to inform mission, operational, and business decisions under senior supervision.

Allen Integrated Solutions

Washington, DC

Position responsibilities and duties are: Exploitation Specialist – Data Scientist Primary responsibilities: Lead the design and application of methods to identify, collect, process, and analyze large volumes of data to build and enhance products, processes, and systems. Support data analytics, data cleansing, analyst workflow efficiencies, and transformation supporting Extract, Transform, and Load (ETL) capabilities.

ATCC

$140000 - $160000

Manassas, Virginia

Responsibilities: Scientific Leadership and Technical Expertise in Medical Bacteriology and Infectious Disease: Lead and execute complex medical bacteriology and infectious disease research supporting validated products and services, serving as a subject matter expert and primary individual contributor while providing technical leadership and guidance to scientific staff. Collaboration, Proposals, and Business Development: Partner cross‑functionally on infectious disease–focused new product development, technology transfer, and informatics initiatives; contribute scientific expertise to grant and contract proposals and cultivate external scientific and public health relationships.

Peraton

$104000 - $166000

Annapolis Junction, Maryland

Demonstratable proficiency in working with the state-of-the-art Large Language Models at the API level (During interviews on MS Teams, candidates could be asked to use VSCode or another IDE to execute tasks through programmatic interactions with OpenAI tool/function call API). Peraton Labs’ AI/ML research pushes the envelope of technologies, extends state-of-the-art to produce advanced solutions that are customized to meet the objectives of research sponsors and customers.