Data Scientist

Company: Expression Networks
Location: Washington
Posted on: April 1, 2025

Job Description:

Expression is seeking a Data Scientist to support the continued growth of our Data Science Department. Reporting directly to a data team manager or Sr. Data Scientist, this role is responsible for designing and implementing high-impact data engineering, data science, and AI/ML solutions across a variety of domains and use cases. The ideal candidate thrives in a highly technical, collaborative environment and excels at delivering measurable results under tight deadlines.Location:

• Department of Commerce (NTIA) (2-3 days/week on-site).
  Travel Requirement: -10% for user validation events and training in DC/VA/MD Metropolitan area is requiredSecurity Clearance:
  • US Citizenship required
  • Ability to obtain Secret clearance or higherResponsibilities:
    • Design, implement, and deploy scalable data pipelines and AI/ML models in production environments.
    • Contribute to the full data science lifecycle for new data services and products, from requirements gathering through deployment and optimization.
    • Collaborate with cross-functional teams - including Program Managers, Subject Matter Experts, Architects, Engineers, and Data Scientists - to understand customer requirements, develop prototypes, and optimize existing data services/products.
      • Participate in research, case studies, and prototype development to explore and leverage cutting-edge technologies.Required Qualifications:
        • Bachelor's degree in Computer Science/Data Science/Statistics or relevant discipline
        • Current Security+ certification (or must obtain within 30 days)
        • 2+ years of experience creating AI/ML models and data pipelines.
        • 3+ years of experience using Python language and libraries for data science.
          • 1+ years of experience creating ETL processes and working with a variety of databases (SQL, NoSQL, Graph, etc.) and data architectures (Data Lake, Lakehouse).
            • Solid knowledge of machine learning algorithms and advanced statistical concepts and methods.
            • Strong writing and oral communication skills.Preferred Qualifications:
              • MS or PhD in in Computer Science/Data Science/Statistics or relevant discipline
              • Experience with Azure solutions (Databricks, Spark Streaming, OpenAI Service).
              • Experience with PostgreSQL, ElasticSearch, MongoDB, and graph databases.
              • Experience with NLP and Large Language Models.
              • Experience with GenAI enabled daily workflows (coding, testing, analytics).
              • Experience with short-release cycles and the full software lifecycle
              • Experience with Agile development methodology (e.g., Scrum)Benefits:
                Expression offers competitive salaries and benefits, such as:
                
                • 401k matching
                • PPO and HDHP medical/dental/vision insurance
                • Education reimbursement
                • Complimentary life insurance
                • Generous PTO and holiday leave
                • Onsite office gym access
                • Commuter Benefits Plan
                • In-office Cold Brew CoffeeAbout Expression:Founded in 1997 and headquartered in Washington DC, Expression provides data fusion, data analytics, software engineering, information technology, and electromagnetic spectrum management solutions to the U.S. Department of Defense, Department of State, and national security community. Expression's "Perpetual Innovation" culture focuses on creating immediate and sustainable value for our clients via agile delivery of tailored solutions built through constant engagement with our clients. Expression was ranked #1 on the Washington Technology 2018's Fast 50 list of fastest growing small business Government contractors and a Top 20 Big Data Solutions Provider by CIO Review.Equal Opportunity Employer/Veterans/Disabled
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Keywords: Expression Networks, Washington DC , Data Scientist, Other , Washington, DC