Data Analytics and BI Professional

Sergio Martinez

*************@*****.*** • 872-***-**** • linkedin.com/in/srmartinez12/

PROFESSIONAL EXPERIENCE

Industrial Fleet Management Portland, OR

Business Analyst July 2025 – Present

• Build automated SQL-based reports and data pipelines that streamline recurring analytics tasks through PowerBI and Power Automate to reduce manual data filtering by 50%.

• Develop secure Python scripts using libraries such as PyPDF2 and pdfplumber to read, parse, and extract data from private PDF documents, enabling automated processing and reducing manual review time by 70%.

• Spearheading the migration of the company’s database infrastructure from Microsoft Access to MySQL, improving data scalability, reliability, and query performance.

• Conducting financial analyses of over 5000+ trucks per client by reviewing lease contracts and benchmarking terms against current market rates to recommend cost saving opportunities and highlight pricing discrepancies. Ryder Systems Portland, OR

Asset Management Analyst March 2025 – July 2025

• Utilize SQL to extract, clean, and analyze large datasets from multiple sources, enhancing data accuracy and streamlining portfolio reporting processes.

• Automate recurring asset performance reports using Power Query and VBA, reducing manual workload by 25% and minimizing human error.

• Develop and maintain advanced Power BI dashboards to visualize asset performance, enabling executive-level decision-making and improving reporting efficiency by 40%.

• Build complex Excel models for asset valuation, scenario analysis, and forecasting, supporting strategic investment decisions. Rental Performance Analyst April 2024 – March 2025

• Build and maintain Microsoft applications such as Teams Chats, PowerBI Dashboards, and Excel Data Sheets.

• Maintain inventory of 1000+ units by scheduling service dates and communicating customer needs to the maintenance team.

• Utilize Excel and PowerBI to share daily lists of repairs and mechanical needs of 500+ units between 15+ Ryder locations.

• Increase revenue by 20% and cut location costs by 15% through auditing accounting records between business units across the nation.

• Deliberate emergency logistical solutions in a fast-paced environment to create a solution that keeps the customer’s operations flowing.

Operations Sales Analyst Intern April 2023 - April 2024

• Researched inventory of over 1000+ trucks using Ryder’s FIS Database and audited shop reports to upkeep accuracy and accountability of shop and third-party vendors.

• Utilized R programming and Excel functions to develop, analyze, and optimize data on over 2000+ assets and transform a 5-hour process into a 10-minute process.

• Provided transportation logistical solutions to local and national businesses tailored to their product and demand. SKILLS

• Python, R, SQL, Blockchain, PowerBI, Tableau, SAS JMP Pro, Excel, Access, Microsoft Office 365, Database Modeling, Process improvement, Leadership, Strategic Business, DAX EDUCATION

University of Portland Portland, OR

Bachelor of Business Administration, Operations & Technology Management Graduation: May 2024

• GPA 3.7

• Scholarships: Presidential Scholarship and Society for Information Management Scholarship

• Relevant Courses: Business Analytics, Systems Analysis and Design, Supply Chain Analytics, R programming, Python Analytics, Statistics, Project Management.

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