Data Scientist – Mid Level active TS/SCI

Leidos; St. Louis (MO); On-site; USD 59,000 - 107,000; Full time

Job summary

Leidos in St. Louis, MO seeks a Data Scientist to join a growing team focused on GEOINT integration and national security data analysis.

The role requires understanding of GEOINT workflows from collection to delivery, and collaboration with senior scientists to modernize data management and automation. You will translate complex analyses into clear insights and build dashboards for non-technical users.

Qualifications

• 3-6 years' experience programming in Python or R for statistical analysis and data prep.
• Active TS/SCI clearance with willingness to be approved for a Polygraph.
• Bachelor's Degree in a related field (additional experience may substitute for degree).
• Working knowledge of ArcGIS, ArcSDE, ArcPro.
• Familiarity with PostgreSQL, PostGIS, PgAdmin.
• Experience with APIs.

Responsibilities

• Provide data management and automation support to a geospatial analysis division.
• Develop modernized data management workflows across programs.
• Collaborate with senior data scientists, database developers, and analysts to implement updated database processes.
• Research and document existing data management practices and dependencies.
• Design improved workflows with automation from the outset.
• Ensure workflows integrate with enterprise databases and APIs.
• Enhance models and simulations involving production, monitoring and change-detection data.
• Support modernization initiatives as required.
• Develop code and scripts, converting legacy apps to Python.
• Implement enterprise database standards and controls.
• Automate data preparation, validation, transformation and reporting.
• Deliver solutions applying best practices to modernize operations.
• Conduct data investigations using statistics and algorithm development.
• Translate findings for non-technical audiences.
• Create visualizations and dashboards from diverse data sources.

Skills

Python

R

Statistics

Data preprocessing

Education

Bachelor's degree

Tools

ArcGIS

PostgreSQL

PgAdmin

PostGIS

APIs

Flowable

MapInfo

MapBasic GIS

Tableau

Job description

Description

Leidos is actively seeking a Data Scientist to join our growing team in St. Louis, MO.

This interesting work requires staff qualified to have a basic understanding of GEOINT integration work but also act as a Data Scientist for NGA. The work requires a basic understanding of GEOINT from collection, exploitation, analysis and product delivery capabilities.

Primary Responsibilities

• Provide data management and automation support to a specialized imagery and geospatial analysis division within a government or enterprise organization.
• Assist with developing a modernized data management workflow supporting multiple organizational programs.
• Collaborate with senior data scientists, database developers, and analysts to implement and sustain updated database processes and workflows.
• Research and document existing data management practices, procedures, and system dependencies.
• Help design improved workflows with automation incorporated from the outset.
• Ensure new workflows integrate effectively with modern database applications and enterprise-level application programming interfaces.
• Enhance existing models and simulations involving production, monitoring, and change-detection data.
• Support additional data management and modernization initiatives as required.
• Develop code and scripts, including the conversion of legacy applications written in multiple programming languages into Python-based solutions.
• Implement enterprise database management standards, processes, and controls.
• Automate repetitive data preparation, validation, transformation, and reporting tasks.
• Deliver technical solutions that apply industry best practices to modernize existing operational processes.
• Conduct data investigations using applied statistics, algorithm development, and collaboration with subject‑matter experts.
• Translate complex analytical findings and operational realities into clear explanations for non-technical audiences.
• Create visualizations and dashboards from diverse data sources that are accessible and understandable to non-technical users.

Basic Qualifications

• 3-6 years' experience in programming languages such as Python or R (statistical analysis), data preprocessing, and basic machine learning algorithms.
• Active TS/SCI with willingness to be approved for a Polygraph
• Bachelor's Degree in related field (additional years of experience can be considered in lieu of degree)
• Working knowledge of ArcGIS, ArcSDE, ArcPro
• Familiarity with: common data science libraries and frameworks, plus:
• PostgreSQL, Postgis, PgAdmin
• Application programming interfaces (APIs)

Preferred Qualifications

• Experience with workflow management systems, such as Flowable, and
• Working knowledge of MapInfo/ MapBasic GIS/ database software
• Experience with data visualization software such as Tableau

Pay Range

Pay Range $59,150.00 - $106,925.00

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay And Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.