Summary
Overview
Work History
Education
Skills
Certification
Languages
Timeline
Generic

Mariel Sánchez

El Guarco

Summary

Dynamic Risk Management Specialist with a proven track record at Amazon Books, leveraging data interpretation and root cause analysis to enhance operational efficiency. Expert in developing risk management strategies and fostering cross-functional communication, driving significant improvements in team productivity and compliance monitoring. Committed to excellence and continuous improvement in high pressure environments.

Overview

8
8
years of professional experience
1
1
Certification

Work History

Risk Management Specialist

Amazon Books
06.2021 - Current
  • Applied strong trend analysis skills using Excel and SQL to detect performance patterns and drive data-informed decision-making.
  • Created and maintained operational metrics dashboards to track KPIs, enhance visibility, and improve team productivity.
  • Led projects and process optimization initiatives, using Lean and Six Sigma tools to improve workflows and reduce inefficiencies.
  • Drove RCA efforts and implemented corrective actions for critical issues, improving resolution speed and issue recurrence rates.
  • Demonstrated strong problem-solving and creative thinking skills while simplifying complex workflows and documenting new processes.
  • Managed high work volumes with precision, maintaining accuracy and service level compliance in fast-paced environments.
  • Upheld high personal integrity and attention to detail when reviewing sensitive or high-risk content.
  • Advised senior managers/stakeholders on policy strategies for reducing liability and preventing losses.
  • Taught employees how to control risks at front line.
  • Provided direct coaching to team members, offering individualized feedback and support to drive performance improvements and skill development.
  • Provided managerial assistance when needed
  • Considered full customer lifecycle in decision-making and process improvements.
  • Acted as primary escalation point; led root cause analyses and contributed to deep dive investigations.

Payroll Administrator

Independent Heavy Machinery Contractor
01.2018 - Current
  • Payroll administrator for a small self employed company
  • Generated paper checks for employees and printed stubs for associates who received direct deposits to complete payroll distribution.
  • Managed payroll data entry and processing for
  • employees to comply with predetermined company guidelines.
  • Uploaded time records into computer system and made adjustments to create accurate database for payroll processing functions.
  • Tracked employee vacation, sick and personal time.

Machine Learning Analyst

Amazon
07.2018 - 04.2020
  • Accurately label and annotate training and evaluation data covering text, images, video, or audio consistent with detailed annotation protocols and quality expectations
  • Collaborated closely with Operations leadership and senior team members to drive key projects that directly improved customer experience metrics.
  • Conducted in-depth data investigations to identify and resolve complex issues, significantly reducing error rates and optimizing model performance.
  • Spearheaded process improvement initiatives that increased annotation accuracy and operational efficiency.
  • Provided expert guidance and coaching to peers, fostering a culture of excellence and continuous quality improvement.

Techical Support

Amazon
05.2017 - 04.2018
  • Delivered excellent customer service for various devices and services and modeled best practices for the team.
  • Provided product and operations training; supported onboarding and scheduling.
  • Led floor operations by resolving escalations, managing labor, and ensuring break compliance.
  • Drove continuous improvements for the team.

Education

Bachelor of Science - Industrial Engineering

Universidad Hispanoamericana
05-2027

Project Management Technician

Universidad San Marcos
01-2020

Bachelor of Science - Biology

Universidad Latina De Costa Rica
09-2018

Skills

  • Proficient in data interpretation
  • Risk management strategies
  • Audit management
  • Claim reviews
  • Risk analysis reporting
  • Root-cause analysis
  • Internal audits
  • Compliance monitoring
  • Risk advisory
  • Cross-Functional Communication
  • Attention to Detail
  • Adaptability to Change
  • Experience with QuickSight and Tableau
  • Standard operating procedure development

Certification

  • Certified Risk Management Coordinator, Amazon

Languages

English
Native or Bilingual
Spanish
Native or Bilingual

Timeline

Risk Management Specialist

Amazon Books
06.2021 - Current

Machine Learning Analyst

Amazon
07.2018 - 04.2020

Payroll Administrator

Independent Heavy Machinery Contractor
01.2018 - Current

Techical Support

Amazon
05.2017 - 04.2018

Bachelor of Science - Industrial Engineering

Universidad Hispanoamericana

Project Management Technician

Universidad San Marcos

Bachelor of Science - Biology

Universidad Latina De Costa Rica

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Mariel Sánchez