Summary
Overview
Work History
Education
Skills
Affiliations
Core Competencies
Certification
Languages
Timeline
Generic

Lillian Contreras

Hoschton,GA

Summary

Bilingual, strategic HR leader with 35+ years of success in manufacturing, staffing, and labor-intensive industries. Proven expertise driving workforce strategies, recruiting, employee relations, compliance, and HRIS/payroll administration. Trusted by leadership to lead organizational development, employee engagement, and change initiatives. Adept at building collaborative cultures, supporting acquisition integrations, and balancing strategic planning with hands-on execution.

Overview

21
21
years of professional experience
1
1
Certification

Work History

Senior Human Resources Manager

Vit-Best Nutrition
07.2006 - Current
  • Serve as the senior HR leader for a manufacturing facility of 200+ employees, providing strategic HR support to executive leadership.
  • Lead end-to-end HR operations including recruiting, onboarding, payroll, benefits administration, training, and compliance.
  • Design and implement HR policies, employee handbooks, and process improvements aligned with evolving labor laws.
  • Advise on progressive discipline, conflict resolution, and workplace investigations ensuring fairness and legal compliance.
  • Manage ADP and Paycom HRIS/payroll systems, ensuring timely and accurate processing.
  • Oversee safety programs, Cal/OSHA compliance, and workers' compensation cases.
  • Spearhead employee engagement initiatives and training programs to boost morale and retention.
  • Key Achievements:
  • Successfully restructured HR processes to support company growth and compliance with 2025 regulatory changes.
  • Reduced employee turnover by 2% through targeted retention strategies and engagement initiatives.
  • Successfully transitioned from ADP to Paycom, improving payroll efficiency and generating annual cost savings of $40,000.
  • Reduced payroll errors by 25% through improved HRIS workflows and audit controls.
  • Decreased workers’ compensation injury rate by 70% through enhanced safety training, incident tracking, and compliance protocols.
  • Devised hiring and recruitment policies for 200+ employees.

Director of Human Resources

Diverse Staffing Solutions
04.2004 - 05.2006
  • Led HR operations across 3 locations, supporting 500+ internal staff and contingent employees.
  • Developed and enforced 10+ HR policies; managed open enrollment and negotiated vendor contracts, cutting benefit costs by $30,000 annually.
  • Improved recruitment cycle efficiency by 40% and delivered orientation programs to over 150 new hires annually.
  • Resolved 20+ employee relations cases annually, reducing average case resolution time by 20%.
  • Directed safety programs and managed over 30 workers' compensation claims and unemployment hearings annually.

Education

High School Diploma -

Banning High School
Wilmington, CA

Skills

  • Paycom
  • ADP Workforce Now
  • Microsoft Office
  • Visio
  • Adobe Acrobat
  • HRIS Systems
  • Fluent in Spanish
  • Strong interpersonal & communication skills
  • Team-oriented leadership
  • EEO reporting
  • Benefits administration
  • Onboarding and orientation
  • Policy development
  • Labor law compliance
  • Risk management
  • Payroll administration

Affiliations

  • SHRM (Society for Human Resource Management)
  • PIHRA (Professionals in Human Resources Association)
  • California Chamber of Commerce

Core Competencies

  • HR Business Partnering & Strategic Support
  • Talent Acquisition & Onboarding
  • Employee Relations & Investigations
  • Labor Law, OSHA, Wage & Hour Compliance
  • Benefits & Compensation Administration
  • HR Policy Development & Implementation
  • Payroll & HRIS (ADP Workforce Now, Paycom)
  • Workforce Planning & Organizational Development
  • Safety Management & Workers' Compensation
  • Change Management & Training Facilitation

Certification

  • California State University, Long Beach - Human Resource Management Certificate Program

Languages

Spanish
Full Professional

Timeline

Senior Human Resources Manager

Vit-Best Nutrition
07.2006 - Current

Director of Human Resources

Diverse Staffing Solutions
04.2004 - 05.2006

High School Diploma -

Banning High School

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