Derek Steiner Email & Phone Number

Mclean, Va, Us

Lead engineer aiding USTRANSCOM in modernizing as a data driven organization. Educating client on best practices, while working back with stakeholders to deliver end to end data solutions.

Scott Air Force Base, Illinois, Us

Member of Office of Secretary of Defense’s Operational Data Team. Working closely with action officers and executives to understand their questions and needs, then digging into their data-rich environment to find the pieces of their information puzzle.Leveraging Databricks and PySpark to write scripts, build predictive analytics, use automation, and apply machine learning to turn that set of disparate data points into objective answers to help military leaders make informed decisions. Tools and Skillsets utilized: Python, SQL, PySpark, Qlik, Jira, and Databricks

Scott Air Force Base, Illinois, Us

Member of USTRANSCOM Joint Distribution Process Analysis Center's Enterprise Data Science team. Working on various projects that require a wide range of skills.Experience gained with the following: AWS(S3, EC2, SQS, RDMS), IBM Cognos, Folium, GeoJSON, PowerBI, Apache Airflow, Teradata

Support company leadership in a data driven environment Proactively give guidance and assistance in data literacy Provide robust assistance in utilizing data-driven tools Provide tools to the business to assist in knowledge-based research. Generate business intelligence content for users.Develop sustainable, scalable tools to support data collection and BI while managing data transformations and tests. Develop and manage data transformations and tests through Python and SQL Grow data collected as business needs are identified and expanded through consulting with our company leadership Monitor efficiencies of the data pipeline and improve and expand when necessary Deliver analytics to guide strategic and tactical decision-making Conduct self-directed data mining and research projects Build and deploy statistical modeling tools as identified Manage data projects and deliverables through Jira, working in agile methodologies

Dallas, Tx, Us

Leading a 3-person team that builds and maintains data-pipelines using Python that transforms data describing the behavior of thousands of projects into business relevant insights.Built machine learning models that predict project financials and automatically relays these predictions to project and portfolio management organizations throughout the company.Key Projects/Deliverables:Technology Development Forecasting Engine (TDFE) – Served as part of the engineering team for TDFE. TDFE is an ensemble of predictive models to automate complex manual cost forecasting process, resulting in near-real-time cost projections and a 58% accuracy increase.Project FAST – Developed a lightweight/pilot forecasting solution to test if an automated forecast would prove to be viable as a solution to manual forecasting. Utilized naïve timeseries and polynomial regression models to forecast spend. Delivered quality forecasts with an average variance of less than 1% on a monthly forecast of ~$40- 50M – an average improvement of 42% over manual process.Portfolio Management PowerBI Adoption – implemented a Microsoft Power BI solution, enabling self-service data analytics and data-driven decision-making for AT&T portfolio management organization.Daily Responsibilities: Leading/Developing roadmap for TDFE and its team; Data Cleaning/Wrangling; Developing Machine Learning/Statistical Models; Creating and Improving PowerBI Reports; Collaborate with partnering teams in organization to provide solutions for analytics.

Dallas, Tx, Us

Responsible for monitoring, tracking, and forecasting over $150 million in Portfolio Work.Key Projects/Deliverables:Financial SME – Responsible for monitoring, tracking, and forecasting over $150 million in Portfolio Work. 5 strategic initiatives encompassing 30+ projects including: Integrated Offer Platform, Integrated Digital Sales Platform, Integrated Digital Platform, Microservices, and Billing Platform.Project Scope Tool – An excel based solution created to understand the impact of scope changes. The team can prepare the tool and get it ready for review in 6 min. Prior, they had no view into how to compare proposed changes in project scope from a financial perspective. As a result, team was able to reduce costs (~$1M), reduce delays (turn around analysis in minutes vs hours) and quickly identify anomalies.Daily Responsibilities: Analyzing/managing/forecasting: project budgets, software/hardware spend, and vendor invoicing; Understanding financial impacts of project scope change; Developnew creative solutions for analysis.

Dallas, Tx, Us

Progressed though series of 3 IT Analyst roles as part of AT&T’s Technology DevelopmentProgram (TDP) ultimately becoming a team leader.Key Projects/Deliverables:Software Release Manager – Brought oversight and organization to software releases for a web-based application. Ensured that the software deployment process was standardized and streamlined.Organizational Budget Analyst – analyzed and provided on reporting on the TDP budget for organizational leadership.Scrum Master Trainee - Gained knowledge of Agile Scum Methodologies through mentorships and first-hand experience.Daily responsibilities: Reporting; Data Analysis/Visualization; Writing Requirements; Conducted stand-up, backlog grooming, retrospective, and iteration planning.

St. Louis, Mo, Us

TA duties include the following: facilitate a discussion section or tutorial; hold weekly office hours; grade homework; distribute and copy reading materials; prepare answer keys or supplementary notes; and act as the course web-master for Introduction to Microeconomic (Econ 1001) and Intermediate Microeconomic (Econ 3001) courses.

Dallas, Tx, Us

• Developed skills in communication and teamwork in order to solve a variety of project issues. • Helped team meet aggressive project goals under short time constraints, and maintained project information worksheets. • Sharpened leadership skills by leading an intern team in developing a web-based application. • Brainstormed innovation pipeline idea for integrating gym check in and check out into a fitness information tracking application. • Trained for Data Analyst/Science role, gaining experience with Agile, JavaScript, R, and Python.

St. Louis, Mo, Us

Provide supplemental instruction and assistance for students in economics courses.

Lincoln, Il, Us

Helped oversee the safety and cleanliness of student dormitories while maintaining a relationship with students living in the facilities.

Master'S Degree, Economics

Machine Learning - Introduction For Enterprise, Statistics

Intro To Programming Nanodegree, Computer Programming

Bachelor Of Science (B.S.), Economics

Associate Of Arts (A.A.), Biology

Aws Machine Learning Foundation, Machine Learning