Senior Data Scientist
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Job Location:
Chantilly, VA - USA
Monthly Salary:
$ 154050 - 278475
Posted on:
10 hours ago
Vacancies:
1 Vacancy
Job Summary
Leidos is seeking a Senior Data Scientist to provide technical leadership and advanced analytics expertise in support of mission-critical national security programs. This role supports customers operating in classified environments and requires close collaboration with subject matter experts designers engineers analysts and mission stakeholders to deliver innovative operationally relevant data science and AI solutions.
The Senior Data Scientist will lead complex analytics efforts across the full solution lifecyclefrom problem definition and requirements development through design implementation deployment and ongoing operations and maintenance (O&M). The ideal candidate brings deep technical expertise strong mission awareness and the ability to communicate analytic insights to senior decision-makers.
Primary Responsibilities
Serve as a senior technical contributor and analytic lead on complex high-impact national security programs
Partner with government customers and subject matter experts to define mission problems and analytic objectives
Translate ambiguous operational challenges into actionable data science requirements and solution designs
Design develop and deploy advanced analytics statistical models and machine learning solutions
Apply advanced data science techniques including exploratory data analysis feature engineering predictive modeling hypothesis testing and algorithm development
Integrate structured and unstructured data from diverse sources across classified environments
Communicate analytic findings insights and recommendations to senior technical and non-technical stakeholders
Support deployment monitoring and ongoing operations and maintenance (O&M) of analytic solutions
Mentor and guide junior data scientists and contribute to analytic standards best practices and reusable frameworks
Maintain awareness of emerging data science AI and big-data technologies relevant to national security missions
Basic Qualifications
Masters degree in Data Science Computer Science Statistics Mathematics Engineering or a related quantitative field with 15 years of relevant experience or Bachelors degree with 18 years of relevant experience
Extensive experience applying data science and advanced analytics to complex mission-focused problems
Expert-level proficiency in Python and/or R including advanced data science and machine learning libraries
Strong experience working with large complex datasets from multiple sources
Demonstrated ability to lead technical efforts and influence analytic direction on large or complex programs
Strong written and verbal communication skills including briefing senior leaders
Must hold an active TS/SCI clearance with Polygraph
Preferred Qualifications
Experience supporting intelligence community Department of Defense or other national security customers
Experience operating in classified computing environments
Expertise in one or more advanced domains such as machine learning natural language processing computer vision graph analytics or predictive modeling
Experience with cloud-based or enterprise analytics platforms
Demonstrated experience mentoring technical staff or serving as a technical lead
Demonstrated experience providing instruction instructional design or curriculum development
Clearance Requirement
Active TS/SCI with Polygraph
If youre looking for comfort keep scrolling. At Leidos we outthink outbuild and outpace the status quo because the mission demands it. Were not hiring followers. Were recruiting the ones who disrupt provoke and refuse to fail. Step 10 is ancient history. Were already at step 30 and moving faster than anyone else dares.
Original Posting:
January 14 2026For U.S. Positions: While subject to change based on business needs Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Pay Range:
Pay Range $154050.00 - $278475.00The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job education experience knowledge skills and abilities as well as internal equity alignment with market data applicable bargaining agreement (if any) or other law.
Required Experience:
Senior IC
Key Skills
- Laboratory Experience
- Mammalian Cell Culture
- Biochemistry
- Assays
- Protein Purification
- Research Experience
- Next Generation Sequencing
- Research & Development
- cGMP
- Cell Culture
- Molecular Biology
- Flow Cytometry
About Company
Leidos is an innovation company rapidly addressing the world's most vexing challenges in national security and health. Our 47,000 employees collaborate to create smarter technology solutions for customers in these critical markets.
