Senior Data Scientist
Cynet Systems
Job Overview: Requirement/Must Have: Master's or PhD in Computer Science, Data Science, Machine Learning, AI, or related field. 8+ years of hands-on experience building and deploying machine learning models in production. Proven expertise with LLMs, transformer architectures, transfer learning, and model fine-tuning. Strong proficiency in Python, PyTorch or TensorFlow, and ML libraries such as Transformers. Experience with cloud ML platforms, containerization (Docker/Kubernetes), and MLOps tools. Solid understanding of statistical modeling, optimization, and evaluation methodologies. Strong communication skills and ability to collaborate in cross-functional, fast-paced environments. Responsibilities: Design, build, and optimize Generative AI, LLM, and multimodal foundation models for enterprise fintech applications. Fine-tune or adapt open-source and proprietary models. Build high-performance models for NLP, document intelligence, anomaly detection, risk scoring, predictive analytics, and decisioning use cases. Lead experimentation to evaluate model accuracy, scalability, and fairness. Partner with engineering teams to deploy models on cloud-based ML pipelines (Azure, AWS) & data platforms (Databricks & Snowflake). Work with large-scale structured and unstructured datasets across the payments and financial ecosystem. Implement model monitoring, drift detection, and continuous retraining strategies. Evaluate and operationalize new AI technologies, foundation model architectures, responsible AI frameworks, and emerging research. Drive POCs and innovation initiatives that enhance AI capabilities and differentiate our products. Nice to Have: Experience working in fintech, payments, banking, or fraud/risk environments. Background in vector databases, RAG pipelines, and knowledge graph integration. Experience with data privacy, model governance, and Responsible AI frameworks. Contributions to open-source AI/ML communities or research publications. Cynet Systems
$155k - $170k
Tetra Tech AMT is looking for a Senior Data Scientist to support a highly visible new FAA project in the initial project standup of executable processes and analytics at the direction of FAA management for pre-departure planning.Primary job duties and responsibilities may...SeniorFor contractorsShift workNight shiftAfternoon shift- ...EAB is seeking a Strategic Leader – Data and Analytics, Associate Director, to guide data strategy and analytics initiatives for higher... ...data and drive organizational change, collaborating with senior leaders across campuses to enable data-driven decision-making. The...Senior
$175k - $180k
Celestar Corporation is currently seeking a Senior Data Scientist seated in the National Capital Region. If interested and qualified, we welcome you to apply for this challenging opportunity.LOCATION: National Capital Region (NCR)CLEARANCE REQUIREMENT: Active TS/SCI with...SeniorWork at office- ...future of Navy support. ICI Services is a 100% employee-owned company proudly celebrating 26 years of excellence—is seeking a Senior Data Scientist to Join our Team in Washington, DC. At ICI Services, our employee-owners drive innovation and deliver mission-focused...SeniorFor contractors
$99k - $225k
Data Scientist, SeniorThe 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...SeniorFull timeContract workPart timeWork at officeLocal areaRemote work$146k - $234k
ResponsibilitiesPosition OverviewWe are seeking an experienced Data Scientist / Subject Matter Expert (SME) to support a classified government contract. The successful candidate will provide technical expertise in analyzing and interpreting complex data to inform enterprise...SeniorContract workShift work$99k - $225k
Data Scientist, SeniorThe 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...SeniorFull timeContract workPart timeWork at officeLocal areaRemote workShift work- ...Barbaricum is seeking a Senior Data Science Consultant to provide advanced analytical engineering and strategic data architecture for the USAF MA program at the Pentagon, VA. The role focuses on senior analytics, automation, and enterprise platform optimization for DoW...Senior
$120.7k - $188.73k
ResponsibilitiesNoblis is seeking a cleared Data Scientist to support our customer in Bethesda, MD. SETA The Data Scientist delivers subject matter expertise across a range of functional areas including data science, data analytics, statistical analysis, data discovery...SeniorFull timeContract workPart timeLocal areaRemote work$99k - $225k
Data Scientist, SeniorThe 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...SeniorFull timeContract workPart timeWork at officeLocal areaRemote work$148.5k - $223.9k
...future of AI, and you are the future of Salesforce.The TeamThe Data Science & Analytics team in Salesforce Cyber Security Operations Center seeks an experienced, driven, and creative Senior Data Scientist to join the team. We explore, invent, build and scale new ways to...SeniorFull time- We are seeking an experienced Senior Data Scientist to develop and validate interpretable analytical signals for spending, concentration, duplication, and policy alignment for a Federal data analytics and AI modernization initiative. The team will deliver a secure, scalable...SeniorFor contractors
$160k - $200k
Job TitleSenior Data ScientistLocationWashington, DC 20032 US (Primary)CategoryResearch... ...DescriptionPrescient Edge is seeking a Sr. Data Scientist to support a federal government client.... ...and an additional 5 years of related Senior experience for a total of 17 years, as a...SeniorWork at office$242k - $305k
...Senior AI/ML Data EngineerBI&A is seeking a highly experienced Senior AI/ML Data Engineer to lead the design and implementation of enterprise... ....Cross-Functional Integration: Partner with Data Scientists, Machine Learning Engineers, Architects, Cybersecurity teams...SeniorContract workRemote work$165k - $200k
...As a Senior Data Scientist at Shopmonkey, you will be a part of a globally distributed team working closely with your product and engineering counterparts. We are looking for a generalist who thrives across the full project lifecycle — from statistical modeling and data...SeniorFull timeTemporary workWork at officeLocal areaFlexible hours2 days per week3 days per week- ...then consider a career in Advisory. KPMG is currently seeking a Senior Specialist to join our Federal Advisory practice.... ...Support delivery of client solutions utilizing analytics, exploratory data analysis, data wrangling, and ETL Derive insights from data using...SeniorFull timeLocal area
- ...Oversees model lifecycle, validation, and deployment What ONR is expecting • Someone who can turn messy S&T data into defensible insight • Not a research scientist - a mission oriented applied analyst • Someone who understands decision support, not just models Ideal...Senior
- ...Job Description Job Description Data Scientist - Senior Location: Springfield, VA TS/SCI REQUIRED Current CI polygraph is required immediately after starting (or already within scope) Position Responsibilities : ~ Experience working with AI/ML technologies...SeniorImmediate start
- ...custom AI training (to include supervised and unsupervised) and Natural Language Processing (NLP) expertise focusing on unstructured data. 5+ years of in-depth knowledge of at least one analytical/statistical language (Closure, Scala, Python, R).2+ years of experience...Senior
- Job Summary: The Senior Statistician / Data Scientist is responsible for performing advanced statistical analysis, data modeling, and analytical reporting to support decision-making processes. This role involves providing surge analysis, ad-hoc reporting, and validation...Senior
- ...is on enhancing the FBI's enterprise systems by maintaining secure cloud environments such as AWS and Azure, while enabling advanced data capabilities through scalable ETL pipelines and the migration of custom-developed tools into enterprise platforms. In parallel, the...SeniorTemporary work
$168k - $220.5k
...isn't just to execute a function, but to help redefine the future of how work gets done.The Product Data Science team is looking for a Full-stack Senior Data Scientist to come aboard and be part of Snowflake’s most critical initiatives. In this role, you will work closely...SeniorFlexible hours- ...Strategic Operational Solutions (STOPSO) is seeking candidates for a Data Scientist role to support a federal client where we are focused on... ...and solutions through proven successful methods. The Senior Data Scientist supports data engineering, analytics, data processing...SeniorFor contractorsFixed term contractLocal area
- ...Job Description Job Description Senior AI Engineer Hybrid - Washington D.C. (preferred) or New York, NY About The Role We are seeking a highly motivated and innovative Senior Data Scientist (AI/ML) to join our brilliant team of analytics professionals and...SeniorFlexible hours
$195k - $222k
...What You Will Be Doing:You will be responsible for developing the data and knowledge foundation that enables engineers to understand,... .... In this role, you will partner closely with engineers, scientists, and operators to transform complex experimental and operational...SeniorTemporary workWork at office$106.3k - $221.1k
Senior Data Scientist At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology...Senior- Position Title: Senior Data Scientist Location: Washington, D.C. 20024 Duration: 1-year base period with four (4) one-year option periods and one (1) six-month extension Required experience for each Data Scientist includes the following: Masters, Ph. D., or doctorate-level...SeniorWork experience placementShift work
$140k - $190k
...degrees in engineering, computer science, mathematics, and data science, who are seeking opportunities to use their deep technical... ...activities around the globe. The Role As a Senior Data Scientist , you will help research, develop, and integrate cutting-edge...SeniorFull timeLocal areaNight shift- ...Job Description Job Description Ignite IT Hub is seeking a Senior Data Scientist to improve the U.S. Census Bureau's LLM Autocoder and assess its use across household surveys and demographic projects. You will lead analytical methods and experimental design for coding...SeniorContract workWork at officeFlexible hours
$130k - $180k
...certifications in addition to other position specific requirements which may impact salary Position Overview Develop and maintain advanced data processing and entity resolution solutions using Python and SQL on enterprise data platforms. Support data cleansing, validation,...SeniorFull timeLocal area
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