AI / Machine Learning Modeler / Engineer - National Capital Region (NCR); Must have an active TS/SCI Clearance with Polygraph Synertex LLCAI / Machine Learning Modeler / Engineer - National Capital Region (NCR); Must have an active TS/SCI Clearance with PolygraphBethesda, MDFull timeREQUIREMENTS:TS/SCI clearance with polygraph required, including additional security screeningsEducation and Experience RequirementsCandidates must meet the following minimum education and relevant experience combinations by level:Entry Level:HS/GED + 6 years experienceAssociate's + 4 years experienceBachelor's + 2 years experienceMaster's degree (experience may be substituted as appropriate)Journeyman Level:HS/GED + 8 years experienceAssociate's + 6 years experienceBachelor's + 4 years experienceMaster's + 2 years experienceSenior Level:HS/GED + 10 years experienceAssociate's + 8 years experienceBachelor's + 6 years experienceMaster's + 4 years experiencePhD + 2 years experienceExpert / Master Level:HS/GED + 12 years experienceAssociate's + 10 years experienceBachelor's + 8 years experienceMaster's + 6 years experiencePhD + 4 years experience Join a mission-driven team advancing government communication capabilities and operational readiness. We are seeking a skilled AI / Machine Learning Modeler / Engineer to support critical government and intelligence programs by developing, deploying, and maintaining advanced machine learning models in production environments.
SW & Data Architect - Enterprise Software & Data Architecture PeratonSW & Data Architect - Enterprise Software & Data ArchitectureHerndon, Virginia$112,000–$179,000 / yearFull timeAs 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. Join Peraton in advancing the safety, efficiency, and modernization of the National Airspace System (NAS) through the FAA’s Brand New Air Traffic Control System (BNATCS) contract.
Modeler III KBRModeler 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 and executing analysis using DoD modeling software with expertise in either Synthetic Theater Operations Research Model (STORM) and/or Advanced Framework for Simulation, Integration, and Modeling (AFSIM).
NewEnterprise Data Integration Engineer (Python/ETL) - Senior Montcure, LLCEnterprise Data Integration Engineer (Python/ETL) - SeniorWashington, DC$90,000–$115,000 / yearThis role focuses on designing, developing, and maintaining robust ETL/ELT data pipelines that transform complex data from multiple enterprise systems into trusted, business-ready datasets for downstream reporting, analytics, and business applications. Collaborate with functional subject matter experts to understand financial business rules, validate data interpretations, and ensure transformation logic accurately reflects business intent.
Data Scientist Rapid Cycle Solutions, LLCData ScientistMcLean, VirginiaRCS considers several factors which can influence a final salary including but not limited to; skill set relevancy, work experience, geographic location, security clearance, education, certifications, training, and other business and organizational requirements. RCS is seeking a Data Scientist (Data Modeler) to apply and enhance their skills with developing, running, and analyzing results of complex queries against massive scale data stores.
Research Analyst - Radar Modeler/Signal Processing Engineer Institute for Defense AnalysesResearch Analyst - Radar Modeler/Signal Processing EngineerAlexandria, VA$113,353–$277,494 / yearThe Institute for Defense Analyses (IDA) is seeking an experienced Research Analyst to join the Science, Systems, and Sustainment Division (S3D). We are committed to promoting a healthy work-life balance with a flexible work environment, an Employee Assistance Plan, paid parental leave, 10 paid holidays, and generous paid time off.
Data Engineer AWS - US Citizens FRACSYS INCData Engineer AWS - US CitizensLeesburg, VAFull timeExperience utilizing or leading implementations leveraging ETL tools (Informatica / Talend), BI Reporting tools such as MicroStrategy, Microsoft Power BI, data modeling tools such as Erwin, Oracle, SQL server, NoSQL, JDBC, UNIX shell scripting, PERL and JAVA, XML/JSON files, SAS, Python, AWS cloud-native technologies, S3, Athena, Redshift. Experience building and optimizing big-data data pipelines and data sets including Postgres, AWS Relational Data Service.
Senior IT Data Engineer (onsite) System OneSenior IT Data Engineer (onsite)Washington, DCThe Data Architecture, Technology, and Analytics (DATA) section is looking for an experienced detailed oriented Data Architect/Engineer who will be responsible for expanding and optimizing our data and data pipeline architecture, as well as optimizing data flow and collection for economic policy and research teams. The ideal candidate is an experienced hands-on data modeler with working knowledge of database design and administration, data pipeline building, and data wrangling who enjoys improving existing data systems and/or building them from the ground up.
Virtual Fabrication Modeler OgdenVirtual Fabrication ModelerUpper Marlboro, Maryland$27.92–$41.88 / hourFrom stadiums to manufacturing facilities, power plants to hospitals, concert halls to classrooms, we handle projects of all sizes and complexity from multiple regional locations across the country. As one of the country's leading mechanical contractors, Harris offers you the best of both worlds: the stability, resources and opportunities of a national company, and the team culture, creative spirit and customer loyalty of a local business.
Travel Demand Modeler AECOMTravel Demand ModelerArlington, VA$36–$43 / hourKey Responsibilities** + Support the development, calibration, validation, and application of travel demand models (trip-based and/or activity-based) + Assist in implementing and maintaining travel demand models and related tools + Support application of mode choice models and discrete choice frameworks + Contribute to analyses using dynamic traffic assignment (DTA) and multimodal modeling approaches + Assist with data preparation, model inputs, and performance evaluation + Support troubleshooting of model runs and assist in resolving technical issues + Help ensure quality, consistency, and reproducibility of modeling outputs + Contribute to integration of modeling tools, scripts, and workflows + Assist senior staff with technical documentation, reports, and presentations + Collaborate with interdisciplinary teams of planners, engineers, and analysts **Qualifications** **Minimum Requirements** + Bachelor’s degree in Engineering, Transportation Planning, Applied Mathematics, Computer Science, or related field + Basic programming experience in Python, R, C++, or similar languages + Experience working with Excel and data analysis techniques + Exposure to GIS platforms (ArcGIS Pro, QGIS) **Preferred Qualifications** + Master’s degree in a related field + Relevant experience, including internships or academic research + Strong problem-solving, analytical, and communication skills + Exposure to travel demand modeling tools + Interest in developing coding and analytical skills + Academic or project exposure to Activity-Based Models (ABM) and/or Dynamic traffic modeling or network analysis + Familiarity with or interest in COG/TPB travel demand models (Gen2 or Gen3) or travel modeling applications for MPOs or DOTs + Learning or using C++ for modeling applications + Writing efficient, well-structured code + Exposure to Big data sources (RITIS, StreetLight, Replica, TomTom), visualization tools (Power BI, Tableau) and cloud environments (AWS, Azure) + Interest in modeling workflows, automation, and emerging tools **Additional Information** + Relocation is not available for this position. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world.
Data Architect TLA-LLCData ArchitectMcLean, VAYou will collaborate closely with cross-functional teams, including data engineers, analysts, and business leaders, to ensure our data infrastructure is scalable, secure, compliant, and aligned with long-term strategic goals. In this crucial role, you will define the blueprint for how data is collected, stored, integrated, and consumed across various platforms to support data-driven decision-making and drive business objectives.
Enterprise Data Analyst PenFed Credit UnionEnterprise Data AnalystMcLean, Virginia$79,400–$138,506 / yearFull timeThe primary responsibility will be to collect, analyze and interpret data across various sources, storage systems and analytical tools, formulate data requirements for building analytical systems, collaborate with data stewards to improve health of data. Collaborate with business and technical partners to understand and evaluate their requirements regarding data and determine the optimal way to gather and present data.
Data Scientist Premium I MindlanceData Scientist Premium IWashington, DCExperience in problem solving with strong skills in design and problem formulation; data curation; data acquisition, data cleaning, and data management; data interpretation and analysis; and the presentation and communication of results. The position requires a quality-focused and detail-oriented Data Scientist with a demonstrated track record of providing solutions for high-priority business goals and strategic management decisions.
Data Architect Expert In Recruitment SolutionsData ArchitectWashington, DCThe Data Architecture, Technology, and Analytics (DATA) section is looking for an experienced detailed oriented Data Architect/Engineer who will be responsible for expanding and optimizing our data and data pipeline architecture, as well as optimizing data flow and collection for. The program transforms legacy and proprietary databases, and fragmented data pipelines into integrated cloud platforms, enterprise data integration systems, and collaboration tools that improve data accessibility and security.
NewEnterprise Data Architect SteampunkEnterprise Data ArchitectMcLean, Virginia$135,000–$165,000 / yearProficiency with modern data platforms and architectural patterns including lakehouse , data warehouse, data mesh, streaming architectures, and multi-cloud ecosystems (AWS, Azure, GCP). This role combines hands-on architectural expertise with team leadership, oversight of data modeling and integration patterns, and cross-functional coordination with engineering, analytics, AI, and product teams.
Systems Engineer/Modeler LeidosSystems Engineer/ModelerAnnapolis Junction, MarylandThe program supports a broad range of activities, including capability modernization, legacy system integration, Agile software development and modernization, cybersecurity, systems security compliance and certification, COTS integration, test and evaluation, implementation, and operations and maintenance (O&M) activities. 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.
Data Scientist UnissantData ScientistAshburn, VAFull timeThis role is well suited for a hands-on analytical professional who can work with large datasets, build predictive models, and communicate insights that support informed decision-making in an Agile team environment. The ideal candidate will bring experience applying statistical analysis, machine learning, and data modeling techniques to solve complex mission and business challenges.
Data Scientist CymertekData ScientistAnnapolis Junction, MarylandData Analyst, Machine Learning Engineer, Data Engineer, Business Intelligence Analyst, Artificial Intelligence Specialist, Statistician, Predictive Modeler, Research Scientist, Quantitative Analyst, Big Data Specialist, etc. Computer Science, Data Science, Statistics, Mathematics, Applied Mathematics, Engineering, Economics, Physics, Operations Research, Information Technology, etc.
Data Scientist Applied Network SolutionsData ScientistAnnapolis Junction, MD$100,000–$200,000 / yearNice to Have: Experience with Free Open-Source Software and Commercial Off-The Self Software products in statistics, Monte Carlo or discrete event simulation, extract, transform, and load Extract, Transform, Load processes, and quantitative workflow automation. The Data Scientist will work with a team of modelers to parse, clean, analyze, and visualize network traffic data in support of a network modeling effort to project future bandwidth on the IC Network.
Data Scientist ManTechData ScientistAshburn, VAPerform hands-on analysis and modeling involving the creation of intervention hypotheses and experiments, assessment of data needs and available sources, determination of optimal analytical approaches, performance of exploratory data analysis, and feature generation (e.g., identification, derivation, aggregation). + Execute projects including those intended to identify patterns and/or anomalies in large datasets; perform automated text/data classification and categorization as well as entity recognition, resolution and extraction; and named entity matching.