Data Scientist II — Financial & Time Series Forecasting

VSolvit; Norco (CA); On-site; USD 120,000 - 180,000; Full time

Job summary

Join VSolvit as a Data Scientist in Norco, CA, focusing on time-series forecasting for financial data and agency expenditures. You will build and validate predictive models, manage data pipelines, and communicate insights to leadership.

This on-site role requires strong math, Python proficiency, and experience with backtesting and model monitoring. The ideal candidate works well independently in a fast-paced defense-related environment and can translate complex results into actionable

Qualifications

• Degree in Mathematics, Statistics, CS, Data Science, Economics, Finance, Engineering or related field.
• 3+ years of professional experience; advanced degrees may substitute.
• Strong foundation in linear algebra, calculus, probability and statistics.
• Proficient Python for data manipulation, modeling, and automation.
• Experience in predictive/time-series modeling and backtesting.
• Ability to build clean, documented analytical code and pipelines.
• Excellent verbal and written communication for stakeholders.

Responsibilities

• Develop, compare, validate, and maintain multi-variable forecasting models.
• Design and maintain Python data pipelines for financial data.
• Conduct backtesting and time-based cross-validation workflows.
• Engineer quantitative features from pricing, inflation, and spending data.
• Evaluate forecast performance and prevent data leakage / look-ahead bias.
• Document model assumptions, dependencies, and usage guidance.
• Translate results into clear reports and leadership-ready briefings.
• Provide technical guidance to junior data scientists.

Skills

Python

Time Series Forecasting

Statistical Modeling

Data Manipulation

Model Validation

Backtesting

Communication

Independent Investigation

Education

Bachelor’s degree in a quantitative field

Master’s or Ph.D. may substitute for experience

Tools

scikit-learn

statsmodels

Prophet

XGBoost

LightGBM

SQL

APIs

Web Scraping

ETL

Git

CI/CD

Containers / Cloud

Job description

Join VSolvit as a Data Scientist in Norco, CA, focusing on time-series forecasting for financial data and agency expenditures. You will build and validate predictive models, manage data pipelines, and communicate insights to leadership.

This on-site role requires strong math, Python proficiency, and experience with backtesting and model monitoring. The ideal candidate works well independently in a fast-paced defense-related environment and can translate complex results into actionable