Journeyman Data Scientist
Company: Freedom Technology Solutions Group
Location: Saint Louis
Posted on: April 1, 2026
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Job Description:
Freedom Technology Solutions Group is seeking a Data Scientist
that combines strong technical expertise with analytical rigor and
business acumen to transform data into actionable insights.
Proficient in programming languages such as Python and SQL, they
are skilled in data wrangling, statistical analysis, and machine
learning techniques to build and evaluate predictive models. They
possess a deep understanding of probability, experimentation, and
model performance, enabling them to select appropriate methods and
ensure reliable results. Beyond technical capabilities, they excel
at problem framing, critical thinking, and translating complex
findings into clear, impactful narratives for stakeholders. With an
awareness of data pipelines, cloud environments, and scalable
architectures, they operate effectively within modern data
ecosystems, ultimately driving informed decision-making and
measurable organizational value. Responsibilities: Reports to a
manager or head of a unit/department on a weekly basis. Management
of data processes and procedures for the team. Providing metrics,
reports, and presentations as requested by the government lead and
PM Work to improve efficiency with team processes Contribute to
team discussions and recommend improvements. Guides and supports
junior level personnel Conduct root cause problem analysis and
develop technical solutions to problems Key Technologies: Microsoft
Word, PowerPoint and Excel Knowledge of supervised learning
(classification, regression), unsupervised learning (clustering,
dimensionality reduction), model evaluation (precision, recall, F1,
ROC-AUC), feature engineering, and overfitting vs underfitting.
Knowledge of probability & distributions, hypothesis testing (A/B
testing), regression (linear, logistic), Bayesian thinking, and
experimental design. Data Wrangling and Feature Engineering Data
Visualization and storytelling (Tableau, Matplotlib, Power BI
Knowledge of ETL processes, data pipelines and APIs/data
integration Cloud platforms (AWS, Azure, Google Cloud)
Understanding services (e.g., EC2, Lambda, S3, Kubernetes Services)
DevSecOps & Automation Understanding of GitLab CI/CD, Databases
(joins aggregations, performance tuning), Big data tools (Spark,
Hadoop), Data manipulation (Pandas, NumPy), and programming. Agile,
DevSecOps, & Development Lifecycle Tools SonarQube, Nexus, etc. for
code and dependency scanning Required Qualifications: Active TS/SCI
security clearance (eligible for CI Poly). Bachelor’s required;
Master's degree or PhD (preferred) in Data Science, Physics,
Engineering, Mathematics or related quantitative science field. 3-8
years of experience Ability to develop and use more complex
concepts and processes Significant applied knowledge of Data
Engineering. Strong understanding of the systems engineering
lifecycle to include independent testing and data verification.
Ability to lead/manage any data-related project with no
supervision. Strong written and oral communication skills to
include briefing and creation of presentations. Ability to
visualize results and explain problem solving steps to increase
understanding to all levels Ability to develop algorithm
description documentation for software development. Simulation and
modeling experience. Working knowledge and practical application of
data wrangling (handling missing data, data cleaning and
normalization, transforming raw data into usable features, and
working with structured unstructured data. Self-starter with the
ability to learn, research, and solve problems on their own accord.
Works mostly independent Desired Qualifications: Knowledge of
secure coding best practices and compliance standards (NIST,
FedRAMP, etc.). Knowledge of Cloud Platforms (AWS, Azure).
Experience with modern software development practices. Experience
with navigating organizational security processes. Experience
developing and delivering contract deliverables. What’s in It for
You? Flexible work environment A team mentality – work with
friendly, like-minded professionals Work with innovative, cutting
edge technologies Enjoy extremely competitive compensation and
benefits A work-life balance you can count on Opportunities to grow
and advance your career on our dime The Benefits You Get with
Freedom Amazing benefits including matching 401k, fully paid
medical, and more Generous paid time off – including paid site
closure days Competitive salary offerings Paid training and tuition
reimbursement Referral bonuses Fully paid life and disability
Annual logo wear allowance Company sponsored events (game nights,
holiday party, summer party, happy hours) Interested in learning
more about Freedom and our culture? Contact us today! We’re
constantly hosting hiring events in our office and elsewhere, to
help you get a sense of what life is like at Freedom before joining
the team. As an Equal Opportunity Employer, we do not discriminate
on the basis of race, color, religion, sex, age, marital status,
disability or veteran status Applicant Federal & E-Verify Postings
VEVRAA Federal Contractor Accessibility: If you need an
accommodation as part of the employment process, please contact
Human Resources at Phone: 410-290-9035 Email: recruiting@goftsg.com
Equal Opportunity Employer, including disabled and veterans. If you
want to view the EEO Law poster, please choose your language:
English - Spanish - Arabic - Chinese If you want to view the EEO
Law Supplement poster, please choose your language: English -
Spanish - Chinese If you want to view the Pay Transparency Policy
Statement, please click the link: English
Keywords: Freedom Technology Solutions Group, Springfield , Journeyman Data Scientist, IT / Software / Systems , Saint Louis, Illinois
