Senior Data Scientist (Onsite)
Two Six Technologies · Arlington, Virginia · United States · On-site
Pay: USD 150,000 – 200,000 a year
Posted Oct 5, 2026
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At Two Six Technologies, we build, deploy, and implement innovative products that solve the world’s most complex challenges today. Through unrivaled collaboration and unwavering trust, we push the boundaries of what’s possible to empower our team and support our customers in building a safer global future.
Overview of Opportunity
Two Six is searching for an experienced Cleared and On-site Data Scientist to join our customer success team here at Two Six Technologies. Our teams are building capabilities to identify, plan, and deliver effects in the information operations space. We combine signal-rich proprietary data, novel AI-powered technology, and world-class expertise to deliver valuable insights to our US government and Fortune 50 clients.
In this role, you will work autonomously and with our subject matter experts (SMEs) to tackle challenging problems and find creative solutions with cutting-edge technology. You will work directly with customers while serving as the technical translator to our internal and external stakeholders. The role is a great fit if you’re motivated by autonomy, innovation, and interfacing directly with end-users to contribute to national security challenges.
The candidate must be local to the DC Metro area and willing to work up to 4 days/week at Two Six offices or on customer sites. All sites are in Northern Virginia and Laurel, MD.
The work requires an Active Top Secret Clearance with SCI Eligibility (Polygraph preferred).
Responsibilities
Work with customers, subject matter experts, and our Product team to turn abstract customer needs into concrete data science and/or engineering solutions.
Experiment with and evaluate potential solutions to develop high-quality prototypes.
Be responsible for projects that span statistical and mathematical reasoning, modeling & simulation, and software development.
Experiment with a range of data science techniques to produce insight, including machine learning, deep learning, network analysis, sampling methodologies, text analytics in multiple languages and data visualization.
Represent Two Six’s technical and methodological rigor to a range of audiences from technical novices to experts.
Design and execute experiments to evaluate the integrity of our data sampling and data collection strategies.
Work on ad-hoc analyses or build prototype tools to support our subject matter expert and customer success teams.
Support the installation, configuration, and upkeep of Two Six and custom capabilities on customer systems.
Minimum Qualifications
Education: Strong quantitative background with Bachelor’s degree in Physics, Computer Science, Math, Statistics, Economics, Engineering, or similar field. Higher degrees preferred.
Experience: 5+ years experience in a Data Science role (or 2+ with a PhD), including 3+ years experience with Python programming language (Intermediate-level or higher) and machine learning.
Clearance: Active Top Secret (TS)…