Lead Data Scientist Lead Data ScientistAt B&A, we foster and embrace a distinct set of values that we live by and instill in all aspects of our organization: dedication, commitment, partnership, trust, and recognition. We have incorporated these values into successful delivery for our customers since 1988. B&A believes in ensuring its employees feel deeply connected to B&A, recognizing successes and hard work, and providing continuous opportunities to learn and grow. Our people are entrepreneurial thinkers that combine mindset, vision, and experience to drive value - not only to us as an organization, but to the clients we support. We promote a collaborative culture with our clients, and with each other, as one team working towards a common vision. We'd love for you to join our team!

Job SummaryWe are seeking a Subject Matter Expert (SME)-level Lead Data Scientist to leverage cutting-edge techniques to extract insights and patterns from large and complex datasets for the U.S. Census Bureau's Decennial Transformation and Application Modernization (DTAM) effort. This role provides technical and management leadership on major advanced data science assignments, developing advanced algorithms, models, and frameworks using machine learning, deep learning, natural language processing, and generative AI / large language models. The Lead Data Scientist ensures AI/ML products are safe, trustworthy, explainable, and compliant with the NIST AI Framework and Census Bureau policies. Decision-making and domain knowledge may have a critical impact on overall program implementation. May supervise others.

Responsibilities

• Develop advanced algorithms, models, and frameworks leveraging machine learning, deep learning, neural networks, natural language processing, and generative AI / large language models (LLMs)
• Manage all activities to align with current advanced analytics and data science standards as defined by Decennial, the USCB, and industry best practices
• Support the transition of advanced analytics and data science capabilities from pilot to production and maintain them in the production environment
• Develop descriptive and predictive models for survey efforts, including time series, anomaly detection, semi-supervised, active, and reinforcement learning frameworks
• Conduct data cleaning, filtering, transformation, and feature engineering to create machine-learning-ready datasets
• Create, maintain, and use synthetic data to support the full lifecycle of advanced data science
• Follow AI regulation and ethical principles in accordance with the NIST AI Framework to manage AI risk and ensure model trustworthiness
• Ensure AI products are safe, secure, explainable, interpretable, privacy-enhanced, fair, valid, reliable, accountable, and transparent
• Develop, document, and test prototypes and proofs-of-concept leveraging advanced data science
• Evaluate trained models with multiple performance metrics, appropriate test sets, and learning curves
• Develop and maintain data science documentation, including analysis plans, technical reports, user manuals, and best-practice templatesEducation and Experience
• PhD in Data Science, Statistics, Computer Science, Mathematics, or a related quantitative field — mandatory
• 15+ years of experience providing technical and management leadership on major data science assignments (SME level) Required Skills
• Expert proficiency in Python, R, SAS, and SQL and associated data science libraries and tools
• Demonstrated experience developing and operationalizing ML, deep learning, NLP, and generative

AI / LLM

models

• Strong background in predictive modeling, time series analysis, anomaly detection, and feature engineering
• Experience creating and using synthetic data and privacy-preserving data techniques
• Working knowledge of the NIST AI Framework and responsible/ethical AI practices Desired Skills
• Experience transitioning data science capabilities from pilot to production (MLOps / LLMOps)
• Familiarity with differential privacy, federated learning, and secure multi-party computation
• Experience with large-scale federal statistical or survey data programs
• Excellent written and verbal communication skills, including manuscript preparation and executive briefing to senior Government stakeholders Security Clearance
• U.

S. Citizenship required

More About B&A:

Notable Clients B&A has grown to be a company that is trusted by our clients for exceptional service, innovative solutions, and inspired employees. Our service extends through federal, state, and local Government, the private sector, and higher education. Some of our notable clients include Department of Homeland Security, U.S. Customs and Border Protection, U.S. Senate, U.S. Courts, U.S. Census Bureau, U.S. Navy, and more. Benefits and Programs B&A is proud to offer three robust individual and family medical plans to full time employees, including a Health Savings Account (HSA) option as well as two tiers of dental coverage, vision, life & AD&D, disability, accident, hospital indemnity, and critical illness insurance. In addition to these benefits, B&A employees enjoy paid time off, B&A sponsored trainings and certifications, pet insurance benefits, commuter transit benefits and a free subscription to a virtual exercise platform (NEOU). B&A's 401(k) plan is available to all employees and includes a company matching contribution. B&A has launched several programs to focus on employee engagement, wellness, and assistance.

These include:

• The B&A Cares program: 30/60/90-day wellness check ins, personal development, financial management, and stress management seminars, and more
• A formal mentorship program
• Job shadowing and cross training opportunities
• Brand Ambassador program
• Employee Assistance Program (EAP) - Access to various support resources to include counseling, legal guidance, financial planning, and more
• Monthly teambuilding events

B&A Annual Wellness Challenges:

#StepWithB&A, #WalkDuringLunchWithB&A, #VolunteeringWithB&A, #ExerciseDuringLunchWithB&A, and more At B&A, we place significant importance on improving the communities and lives of citizens across the nation through our involvement, technology expertise, and employees. B&A puts an emphasis on charitable efforts in the Northern Virginia area, including Capital Area Food Bank pantry drives, book donations, Hope for Henry Foundation events, and many more. In recognition of all these efforts, B&A has been named a Companies as Responsive Employers (CARE) award recipient by Northern Virginia Family Services and nominated by the Northern Virginia Chamber of Commerce for Outstanding Corporate Citizenship Award. EEO B&A provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, disability, genetic information, marital status, amnesty, or status as a covered veteran in accordance with applicable federal, state and local laws. B&A complies with applicable state and local laws governing non-discrimination in employment in every location in which the company has facilities. This policy covers conduct occurring at B&A's offices, and other workplaces (including client sites) and all other locations w B&A is providing servic...Visit the Employer site for more details