> Markdown version of [/jobs/ext/1907119-data-scientist-mid-level-active-ts-sci](https://www.wearedevelopers.com/jobs/ext/1907119-data-scientist-mid-level-active-ts-sci). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Data Scientist - Mid Level active TS/SCI

- **Company:** Leidos, Inc.
- **Location:** Ballwin, MO, United States
- **Experience:** Experienced
- **Salary:** $59,150.0 - $106,925.0
- **Contract:** Permanent contract
- **Skills:** Application Programming Interfaces (APIs), Algorithm Design, ArcGIS (Software), ArcSDE, Databases, Data Cleansing, Database Applications, Geospatial Intelligence, Python (Programming Language), PostgreSQL, Machine Learning, PostGIS, Tableau (Software), Workflow Management Systems, Data Management, MapInfo Pro, Programming Languages
- **Published:** August 3, 2026
- **Apply:** https://www.careerjet.com/job/usc84f4068d55300042e3e1b7ade42a3cc/eaa

## About the Role

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
#GEOINTMISSION
#NSBA

## 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.


## Related Videos

- [Cyber Sleuth: Finding Hidden Connections in Cyber Data](https://www.wearedevelopers.com/videos/893-cyber-sleuth-finding-hidden-connections-in-cyber-data)
- [Kubernetes and Microservices with Multi-Model Databases](https://www.wearedevelopers.com/videos/382-kubernetes-and-microservices-with-multi-model-databases)
- [Tracking vehicles at scale](https://www.wearedevelopers.com/videos/1999-tracking-vehicles-at-scale)
- [Data Science in Retail](https://www.wearedevelopers.com/videos/586-data-science-in-retail)
- [Fault Tolerance and Consistency at Scale: Harnessing the Power of Distributed SQL Databases](https://www.wearedevelopers.com/videos/1146-fault-tolerance-and-consistency-at-scale-harnessing-the-power-of-distributed-sql-databases)
- [Empowering Retail Through Applied Machine Learning](https://www.wearedevelopers.com/videos/976-empowering-retail-through-applied-machine-learning)

## Related Articles

- [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers)
- [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk)
- [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market)
- [Top Big Data Technologies That You Need to Know](https://www.wearedevelopers.com/magazine/108-top-big-data-technologies-that-you-need-to-know)
- [Data Analyst Salary in the UK](https://www.wearedevelopers.com/magazine/278-data-analyst-salary-in-the-uk)
- [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer)