Human Resources Supervisor

Job Title: HR Manager/Supervisor

Location: On-site role in Monterrey, Mexico

About Yinlun TDI LLC

Yinlun TDI LLC is a leading provider of advanced thermal management solutions for the U.S. automotive, commercial truck, and off highway markets. Following the acquisition by Zhejiang Yinlun Co., Ltd., Yinlun TDI has further strengthened its engineering expertise and manufacturing capabilities in the United States.

Headquartered in Houston, TX, Yinlun TDI LLC maintains sales and engineering facilities in California, Michigan, and Illinois. With strong support from our parent company, we are well positioned for continued growth across conventional heat exchangers, hybrid, electric vehicle (EV), and autonomous driving sectors.

Yinlun TDI LLC is an ISO 14001 and IATF 16949 certified manufacturer of heat exchangers and fluid cooling components for automotive, commercial truck, bus, and industrial markets.

Position Overview

We are seeking an experienced HR Manager/Supervisor to support our manufacturing operations in Monterrey, Mexico. This position is responsible for managing the full spectrum of Human Resources functions, including recruitment, onboarding, employee and labor relations, attendance and payroll administration, performance management, training and development, compliance, HR operations, and employee engagement.

The ideal candidate will have 5+ years of progressive HR experience in a manufacturing environment, preferably within the automotive, industrial equipment, thermal management, or solar / photovoltaic industries. Experience supporting large manufacturing plants with both hourly and salaried employees is highly preferred. Strong knowledge of Mexican labor law, excellent communication skills in English, and experience working with multinational organizations are strong advantages.

Key Responsibilities

• Manage daily HR operations for the Mexico plant, including recruitment, onboarding, employee relations, attendance, training, and offboarding
• Support hiring for direct labor, technicians, engineers, supervisors, and office positions
• Maintain employee records, contracts, HR files, and related documentation in compliance with local labor requirements
• Coordinate payroll-related information, including attendance, overtime, absences, and employee changes
• Handle employee relations matters, workplace communication, disciplinary actions, and conflict resolution
• Support training programs, performance reviews, employee development, and engagement activities
• Ensure HR policies, procedures, and company rules are properly implemented across the plant
• Support compliance with Mexican labor law, company policies, internal audits, and government requirements
• Track headcount, turnover, attendance, and other HR data; prepare regular HR reports as needed
• Work closely with production, operations, finance, and management teams to support workforce stability and plant operations
• Assist with other HR projects and administrative tasks as assigned

Qualifications

Experience

• Bachelor’s degree in Human Resources, Business Administration, Psychology, Labor Relations, or a related field
• 5+ years of progressive Human Resources experience, with at least 3 years in an HR leadership or managerial role.
• Strong preference for experience in manufacturing, automotive, industrial equipment, or solar / photovoltaic component manufacturing.
• Proven experience supporting large manufacturing plants with 300+ employees, including both direct labor and indirect staff.
• Extensive experience managing the full spectrum of HR functions, including recruitment, onboarding, employee relations, performance management, compensation, payroll coordination, training & development, compliance, and offboarding.
• Experience leading HR teams and partnering closely with plant leadership to support business objectives.
• Solid experience handling labor relations, employee engagement initiatives, investigations, disciplinary actions, and conflict resolution.
• Experience working in multinational manufacturing companies is highly preferred.

Preferred Background

• Experience in large-scale manufacturing environments, preferably within the automotive, industrial equipment, thermal management, or solar / photovoltaic industries.
• Experience with multinational or internationally recognized manufacturing companies is highly preferred.
• Proven experience supporting manufacturing plants with large hourly workforces and complex employee relations.
• Demonstrated success partnering with plant leadership to drive organizational effectiveness and workforce stability.
• Hands-on leadership style with the ability to balance strategic HR initiatives and day-to-day operational support.
• Experience supporting plant start-ups, rapid expansion, or organizational transformation is a strong advantage.

Key Competencie

• Full-cycle HR operation
• Manufacturing recruitment
• Employee relations
• Attendance and payroll coordination
• Labor compliance
• Training and performance support
• HR reporting
• Strong English communication
• Cross-functional coordination
• Plant workforce management