About this role

Company Description

Founded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions, tested leadership, and trusted results to enable national security missions worldwide.

Job Description

*** This position is contingent upon contract award ***

Overview

SOSi is seeking a Data Scientist III to support cybersecurity data science and enrichment activities in alignment with our customer. This role is responsible for applying data science, machine learning, and data engineering techniques to enhance enterprise security monitoring, detection, threat hunting, user and entity behavior analytics, and data correlation services supporting cyber defense operations.

 

Responsibilities

·  Develop and apply data science, machine learning, and analytical models to support cyber defense operations

·  Support security monitoring, threat detection, threat hunting, and User & Entity Behavior Analytics (UEBA) through data enrichment and modeling

·  Examine and correlate data from multiple disparate sources to generate insights into threats affecting the enterprise

·  Define input/output requirements, data workflows, and completion criteria for products, data, and deliverables supporting other teams

·  Support development and integration of data engineering pipelines, automation workflows, and analytical outputs

·  Apply programming and data analysis techniques using Python, JSON, C++, Java, R, or Scala

·  Support deployment and operation of solutions using Kubernetes and Docker

·  Support integration of cyber data models with SIEM and SOAR platforms

·  Apply MITRE ATT&CK and MITRE D3FEND concepts to support cyber analytical use cases

 

Qualifications

·  Experience:

  • Five (5) or more years of experience in machine learning engineering, data science, data engineering, or software development
  • Experience applying machine learning methods to complex data problems
  • Experience supporting cyber data models and analytical workflows
  • Experience integrating or supporting SIEM and SOAR technologies
  • Experience using Kubernetes and Docker
  • Experience with programming languages including Python, JSON, C++, Java, R, or Scala
  • Experience applying MITRE ATT&CK and MITRE D3FEND concepts in cybersecurity contexts

·  Clearance/Suitability:

  • Secret (eligible) 

·  Education:

  • Master’s or PhD in a quantitative field, or equivalent experience

·  Certifications:

  • Certified Analytics Professional (CAP)

 

Additional Information

Work Environment

  • Normal office conditions with potential to perform duties in deployed locations.
  • Core hours of operation are Monday through Friday, 0600 – 1700.
  • May be requested to work evenings and weekends to meet program and contract needs.

Working at SOSi

All interested individuals will receive consideration and will not be discriminated against for any reason.

Frequently Asked Questions

Is the salary disclosed for the Data Scientist III position at sosi1?
The salary for this Data Scientist III role at sosi1 is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Data Scientist III position at sosi1 located?
This Data Scientist III role at sosi1 is based in DC, Washington, Washington, DC, United States, us. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Data Scientist III role at sosi1 full-time or part-time?
This is listed as a Full time position. It is posted as a Data Scientist III role at sosi1.
How do I apply for the Data Scientist III position at sosi1?
Click the "Apply Now" button on this page. You will be redirected to sosi1's official application portal hosted on smartrecruiters where you can submit your application directly.
When was the Data Scientist III job at sosi1 posted?
This Data Scientist III position at sosi1 was posted on May 5, 2026. Apply as soon as possible — early applications are often reviewed first.
Data Scientist III
sosi1
Apply for this role ↗

You'll be redirected to sosi1's official application page on SmartRecruiters.