NewSenior Data Engineer - Homes.com - Arlington, VA CoStar GroupSenior Data Engineer - Homes.com - Arlington, VAArlington, VirginiaCoStar is investing heavily in artificial intelligence to accelerate software delivery, improve platform observability, automate research and business workflows, enhance product experiences through intelligent agents and skills, and improve data quality across enterprise systems. You will be part of various aspects of our data management, ranging from designing and maintaining automated data infrastructure and delivering Data engineering and Analytics solutions to facilitating data access and analysis for key company teams.
Data Scientist – Conversational AI Analytics ConsultNetData Scientist – Conversational AI AnalyticsRockville, MDThe ideal candidate combines expertise in machine learning, natural language processing (NLP), data engineering, and cloud-native analytics to uncover user behavior patterns, emerging topics, and operational insights that directly influence product strategy and platform evolution. For over 25 years, we have connected thousands of consultants with meaningful roles through a personal, communication-driven approach, partnering with a diverse client base to build high-performing teams and create lasting impact.
Software Developer - Big Data (Space Domain) PeratonSoftware Developer - Big Data (Space Domain)Herndon, Virginia$135,000–$216,000 / yearFull timePeraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan. Design, develop, and implement scalable and efficient data ingestion pipelines using Apache NiFi to collect, transform, and route data from diverse sources (e.g., satellite telemetry, ground station data, sensor feeds, mission logs).
Director - TeraWave Ground Infrastucture Blue OriginDirector - TeraWave Ground InfrastuctureWashingtonand/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing, vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. 12+ years of progressive experience designing, building, and operating large-scale service provider, hyperscale cloud, or telecommunications network infrastructure (comparable to environments at SpaceX/Starlink, Amazon LEO/Kuiper, or major tier-1 ISPs/cloud providers).
SAP Data Conversion, Transformation Senior Consultant DeloitteSAP Data Conversion, Transformation Senior ConsultantRosslyn, VA$91,100–$179,500 / yearJoin our team of strategic advisers and architects, differentiated by our industry depth to collaborate with leading solution providers and leverage your experience in strategy, process design, technology enablement, and operational services to enable heart-of-the-business solutions. As a Senior Consultant, Functional Transformation on the SAP business transformation services team, you will be responsible for: Support end-to-end SAP S/4HANA data migration activities, including data profiling, cleansing, mapping, transformation, conversion, and validation.
Data Scientist :: Washington, DC (REMOTE) ARK Solutions, Inc.Data Scientist :: Washington, DC (REMOTE)Washington, DCRemoteThe ideal candidate will have experience working with large and complex datasets to identify trends and generate insights for data-driven decision-making. Seeking for a Data Scientist with expertise in Python, SQL, and Databricks to support data analysis and research initiatives.
Data Scientist - NLP AnalyticaData Scientist - NLPWashington, DCRemoteFeature Engineering and Attribute Evaluation- Candidate must demonstrate experience with NLP feature engineering methods such as TF-IDF, word2vec, GloVe, and FastText identifying the key determinants for modeling that exist in the business process and within existing data sets as well as selecting evaluation protocols (model techniques). Examples will include techniques such as machine learning (ML) supervised and unsupervised learning, regression, neural networks and deep learning, natural language processing, etc.
NewMicrosoft Purview And Data Governance Senior Consultant DeloitteMicrosoft Purview And Data Governance Senior ConsultantRosslyn, VA$105,400–$207,800 / yearIndustry certification such as Certified Cloud Security Professional (CCSP), Certificate of Cloud Security Knowledge (CCSK), Certified Information Systems Security Professional (CISSP), Cisco Certified Network Professional (CCNP), or Cisco Certified Network Associate (CCNA). The wage range for this role takes into account the wide range of factors that are considered in making compensation decisions including but not limited to skill sets; experience and training; licensure and certifications; and other business and organizational needs.
Data Engineer/McLean, VA (Onsite)- 6 months contract Suncap Technology, Inc.Data Engineer/McLean, VA (Onsite)- 6 months contractMcLean, VAYour Toolkit Category Tools & Skills Big Data PySpark, Spark SQL, Databricks (plus) Cloud Data Warehouse Snowflake (SnowSQL, Snowpipe, Streams, Tasks, Iceberg Tables, Dynamic Tables, Materialized Views) AWS Services S3, Glue, EMR, Lambda, Step Functions, Redshift, IAM, CloudWatch Storage Formats Parquet, Delta Lake, Apache Iceberg Programming Python, SQL, Shell Scripting Orchestration Airflow, Step Functions, Control-M DevOps Git, Jenkins, Terraform, CI/CD pipelines Legacy ETL (plus) IBM DataStage, Informatica Governance Data lineage, quality frameworks, audit readiness . Title: Data Engineer – PySpark, Snowflake & AWS Location: McLean, VA Contract for 6 months About the Role We're looking for a hands-on, delivery-focused Data Engineer to help build and scale our cloud data platform.
Principal Data Scientist - Gen AI XometryPrincipal Data Scientist - Gen AINorth Bethesda, MD$200,000–$230,000 / yearIn this role, you will serve as a technical leader, owning a 12 month technical roadmap, driving large-scale cross-functional ML and AI initiatives, and setting the long-term scientific direction for AI-driven solutions that enhance Xometry's service offerings. Generative AI Development: Develop and deploy generative AI models and large language models (LLMs) for multimodal document processing, focusing on extracting structured data from technical drawings, purchasing orders, and other complex documents.
Data Engineer Ryde Technologies, LLCData EngineerCrystal City, VAThis role spans front-end (React, JavaScript, HTML/CSS), back-end (Java, Spring Boot, Python, Apache Camel, GraphQL), data, and cloud layers — translating mission requirements into scalable, maintainable solutions that meet federal compliance requirements (NIST 800-53, FedRAMP, DHS 4300A). The ideal candidate is a hands-on technical leader who can move fluidly between whiteboard design, code review, and stakeholder briefings, and who has a track record of leading architecture for complex distributed systems in regulated environments.
Data & Software Engineer Avalore, LLCData & Software EngineerChantilly, VASuccessful candidate will have advanced Python programming skills, familiarity with Java, an understanding of data security, privacy, governance and compliance principles and a demonstrated history of building production data pipelines and ETL workflows at scale. Working with MySQL and PostgreSQL including performance tuning, schema design, and query optimization for complex, analytical workloads.
Data Engineer Lead AnalyticaData Engineer LeadBethesda, MDThe Technical Lead will be contributor who can lead by example—guiding engineers, coordinating technical delivery, and helping teams solve complex engineering challenges. This role is best suited for a senior engineer who has grown into a leadership role and enjoys mentoring teams while remaining deeply involved in technical execution.
Senior Data Specialist AmentumSenior Data SpecialistWashingtonAt least five years’ experience performing eDiscovery roles including but not limited to electronic files processing (EFP), image and data file conversion, data culling using review tools, quality assurance, database loads and retrieval, and data analysis. Provides oversight functions for Data Specialists performing file manipulation, loading, conversion services, exports, and productions and quality checks of loads and exports.
Lead Business Data Analyst- Capital Markets ConsultNetLead Business Data Analyst- Capital MarketsRockville, MDThe ideal candidate combines strong business analysis skills with hands-on technical expertise in SQL, Python, and large-scale data analysis, while maintaining a deep curiosity about market structure, surveillance methodologies, and regulatory frameworks. We are seeking a highly analytical and technically skilled Lead Business Analyst to support the design, enhancement, and validation of automated market surveillance systems used to identify potential violations of regulatory rules and market conduct requirements.
HIMS Tech Encompass Health Rehabilitation Hospital of Northern VirginiaHIMS TechAldie, VAFull timeOur achievements include being named one of the "World's Most Admired Companies" and receiving the Fortune 100 Best Companies to Work For® Award, among other accolades, which is nothing short of amazing. Encompass Health is a trusted leader in post-acute care with over 150 nationwide locations and a team of 36,000 exceptional individuals and growing!
Data Scientist III KBRData Scientist IIIArlington, VACAPE JDS is a multi-source funded and OSD CAPE managed organization responsible for identifying, collecting, developing, analyzing, managing, and disseminating historical, current, and future years U.S. and Non-U.S. forces inventory, capabilities, and deployment data (including planning, programming, and acquisition data) supporting collaborative study teams guided by the Analysis Working Group (AWG). Eight (8) years of experience designing, executing, and delivering data analyses leveraging at least one (1) of the following areas: Statistics: Expertise with statistical modeling, experimental design, sampling, clustering, data reduction, confidence intervals, testing, modeling, and predictive modeling.
Data Scientist I KBRData Scientist IArlington, VACAPE JDS is a multi-source funded and OSD CAPE managed organization responsible for identifying, collecting, developing, analyzing, managing, and disseminating historical, current, and future years U.S. and Non-U.S. forces inventory, capabilities, and deployment data (including planning, programming, and acquisition data) supporting collaborative study teams guided by the Analysis Working Group (AWG). Two (2) years of experience designing, executing, and delivering data analyses leveraging at least one (1) of the following areas: Statistics: Expertise with statistical modeling, experimental design, sampling, clustering, data reduction, confidence intervals, testing, modeling, and predictive modeling.
Data Scientist II KBRData Scientist IIArlington, VACAPE JDS is a multi-source funded and OSD CAPE managed organization responsible for identifying, collecting, developing, analyzing, managing, and disseminating historical, current, and future years U.S. and Non-U.S. forces inventory, capabilities, and deployment data (including planning, programming, and acquisition data) supporting collaborative study teams guided by the Analysis Working Group (AWG). Four (4) years of experience designing, executing, and delivering data analyses leveraging at least one (1) of the following areas: Statistics: Expertise with statistical modeling, experimental design, sampling, clustering, data reduction, confidence intervals, testing, modeling, and predictive modeling.
NewOffice Assistant R&S Service, LLCOffice AssistantManassas, VAReporting to the Office Manager, this role ensures smooth administrative flow through effective reception duties, data entry, and document handling, contributing to overall organizational efficiency. Job Description The Office Assistant plays a vital role within a small team, supporting daily office operations with a mix of routine and varied tasks.