Machine Learning Engineer- Senior

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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

Overview

SOSi is seeking a skilled Machine Learning Engineer to support a US government customer in Chantilly, VA. In this job you will work with other talented data scientists, software developers, and SMEs to apply the best practices and state of the art data science and machine learning processes. This role requires the ability to solve complex problems independently and collaboratively in a dynamic work environment. Strong communication skills are essential for translating technical concepts to non-technical stakeholders and delivering actionable insights.

Essential Job Duties

  • Leverage data science and machine learning processes to answer mission challenges.
  • Develop and iterate rapid prototype solutions, leveraging open-source models and technologies where possible
  • Flexibility to support topics such as object detection, data triage, search/optimization, image/video analysis, facial recognition, behavior detection, and automated discovery.ย 
  • Apply excellent problem-solving skills to address technical challenges, both independently and as part of a team in a fast-paced environment.
  • Comprehend project requirements and execute tasks accordingly, ensuring alignment with project goals and timelines.
  • Effectively communicate technical concepts and deliver results to non-technical leadership and stakeholders, facilitating informed decision-making.

Qualifications

Minimum Requirements

  • Existing TS/SCI (with poly). ย This security clearance requires U.S. citizenship. Candidates will not be nominated for new clearances.
  • Minimum 5 years of experience in a data science/engineer role.
  • Experience developing and using agentic AI frameworks including Autogen.ย 
  • Experience with prompt engineering beyond traditional code writing and debugging. Understanding of how to craft prompts for discrete tasks such as data labeling and processing.ย ย 
  • Experience with asynchronous Python development using frameworks like Ray and FastAPI.ย 
  • Experience developing and deploying AI/ML models as part of production systems, implementing software development best practices for scalability and reliability.ย ย 
  • Experience developing and applying advanced machine learning methods including clustering, regression, optimization, recommender engines, and artificial neural networks.ย 
  • Deploying models into multi-node Ray clusters utilizing various GPU resources.ย 
  • Experience with developing and deploying resources to cloud environments.ย ย 
  • Experience working in Linux and Windows environments and managing resources for efficiency.ย 
  • Demonstrated ETL expertise.

Preferred Qualifications

  • Bachelor's degree in Data Science, Statistics, Computer Science, or a related field; OR equivalent experience.
  • Experience in the US Intelligence Community.

Additional Information

Work Environment

  • Office setting with a combination of desk work and meetings.

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 Machine Learning Engineer- Senior position at sosi1?
The salary for this Machine Learning Engineer- Senior 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 Machine Learning Engineer- Senior position at sosi1 located?
This Machine Learning Engineer- Senior role at sosi1 is based in Chantilly, Chantilly, VA, United States, VA, 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 Machine Learning Engineer- Senior role at sosi1 full-time or part-time?
This is listed as a Full time position. It is posted as a Machine Learning Engineer- Senior role at sosi1.
How do I apply for the Machine Learning Engineer- Senior 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 Machine Learning Engineer- Senior job at sosi1 posted?
This Machine Learning Engineer- Senior position at sosi1 was posted on Nov 21, 2025. Apply as soon as possible โ€” early applications are often reviewed first.
Machine Learning Engineer- Senior
sosi1
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