Senior Human Resources Business Partner

Sigmatron International; Union City (CA); On-site; USD 95,000 - 130,000; Full time

Job summary

Sigmatron International in Union City, California, seeks a Senior HR Generalist to partner with leaders and employees across a fast-paced global manufacturing environment. Reporting to the Global VP of HR, you’ll handle employee relations, recruiting, onboarding, engagement, compensation administration, and HR projects onsite.

You will drive process standardization and continuous improvement, balancing strategy with day-to-day execution across the United States, Mexico, China, Taiwan, and

Qualifications

• Bachelor's degree in Human Resources, Business Administration, or related field.
• 7+ years of progressive Human Resources experience.
• Minimum 3 years supporting a manufacturing environment.
• Strong employee relations and performance management experience.
• Experience leading HR projects and process improvement initiatives.
• Experience supporting both hourly and salaried populations.
• SHRM-CP, SHRM-SCP, PHR, or SPHR certification preferred.

Responsibilities

• Serve as a trusted advisor to managers and employees on employee relations and performance management.
• Conduct workplace investigations and provide recommendations.
• Coach managers on leadership, development, and performance management.
• Lead onboarding and recruiting efforts for exempt and non-exempt roles.
• Support global HR projects focusing on standardization and continuous improvement.
• Ensure compliance with employment laws and maintain HR records.

Skills

Employee relations

Performance management

Coaching

Project management

Cross-cultural communication

Education

Bachelor's degree in HR, Business Admin, or related field

Tools

ADP Workforce Now

HRIS

Applicant Tracking Systems

Job description

Reports To: Global Vice President, Human Resources

Type: Full-Time | Exempt

Position Summary

The Senior Human Resources Generalist serves as a key partner to business leaders, supervisors, and employees, providing both strategic and hands-on HR support within a fast-paced global manufacturing environment. Reporting directly to the Global Vice President of Human Resources, this role supports HR operations and strategic initiatives across locations in the United States, Mexico, China, Taiwan, and Vietnam.

This position is based in Union City, California, and requires a strong onsite presence while partnering closely with global leaders and HR teams to drive consistency, employee engagement, process improvement, and operational excellence across the organization.

The role is responsible for employee relations, talent acquisition, onboarding, employee engagement, recognition programs, compensation administration, compliance, and HR project management while leading strategic initiatives focused on process standardization, employee experience, and continuous improvement.

This is a highly visible, hands-on role that requires a balance of strategic thinking and day-to-day execution. The successful candidate must be comfortable rolling up their sleeves and actively participating in all aspects of Human Resources, from employee relations, recruiting, onboarding, investigations, and supervisor coaching to compensation analysis, employee engagement initiatives, and HR process improvements.

Key Responsibilities

Employee Relations & HR Business Partnership

• Serve as a trusted advisor to managers, supervisors, and employees on employee relations, performance management, policy interpretation, conflict resolution, and workplace concerns.
• Conduct workplace investigations and provide recommendations on employee matters.
• Coach managers and supervisors on leadership effectiveness, employee development, performance management, corrective actions, documentation, and employee communications.
• Partner with supervisors to build people management capabilities and strengthen employee engagement within their teams.
• Provide guidance and support to supervisors on attendance management, performance issues, employee relations matters, workforce planning, succession planning, and employee development.
• Assist in developing and delivering supervisor training programs focused on leadership, communication, employment law compliance, performance management, employee engagement, and accountability.
• Support supervisors in fostering a positive, productive, and inclusive work environment.
• Collaborate with leaders and supervisors to identify talent, address performance concerns, and support career development opportunities.
• Partner with managers and supervisors across the United States, Mexico, China, Taiwan, and Vietnam to support employee relations, leadership development, and workforce initiatives.
• Collaborate with global HR and operational leaders to ensure consistent application of HR programs, policies, and practices while respecting local employment requirements and cultural considerations.
• Promote a culture of accountability, continuous improvement, recognition, and employee engagement throughout the organization.
• Support retention initiatives and employee development efforts.

Talent Acquisition & Onboarding

• Manage full-cycle recruitment for exempt and non-exempt positions.
• Partner with hiring managers to identify staffing needs and develop talent pipelines.
• Lead efforts to create and maintain a best-in-class onboarding experience.
• Continuously improve onboarding programs to ensure consistency, engagement, and rapid integration of new hires.
• Lead efforts to standardize and enhance the onboarding experience globally while ensuring local relevance and compliance.
• Develop onboarding tools, communications, and resources that support employee success and retention.

Employee Engagement & Recognition

• Lead employee engagement initiatives, surveys, and action-planning efforts to strengthen workplace culture and improve retention.
• Develop, implement, and manage employee recognition programs that celebrate individual and team contributions while reinforcing company values.
• Partner with leaders to identify meaningful recognition opportunities that support employee morale and organizational performance.
• Develop and support global employee engagement and recognition programs that promote a positive employee experience across all locations.
• Partner with regional leadership teams to implement engagement initiatives that align with organizational goals while respecting local cultural differences.
• Share best practices across facilities to drive consistency and improve employee satisfaction globally.
• Analyze workforce trends, turnover data, and employee feedback to identify opportunities for continuous improvement.
• Support culture-building initiatives and employee events that enhance the employee experience.
• Support compensation programs, including salary administration, market pricing, and internal equity reviews.
• Lead compensation benchmarking activities by evaluating market data, industry salary surveys, and competitive pay practices.
• Partner with the Global VP of HR on compensation recommendations related to hiring, promotions, retention, and organizational needs.
• Participate in annual compensation planning, including merit increases and market adjustments.
• Conduct compensation analyses and support pay equity reviews.
• Support global compensation benchmarking initiatives by analyzing market data and salary trends across multiple regions.
• Assist with evaluating compensation competitiveness within the Electronics Manufacturing Services (EMS) industry across domestic and international markets.
• Assist with job evaluations, job descriptions, and compensation-related reporting.
• Support employee communication regarding compensation and benefit programs.

Global HR Support & Special Projects

• Support the Global Vice President of Human Resources in executing strategic HR initiatives across operations in the United States, Mexico, China, Taiwan, and Vietnam.
• Lead and support global HR projects focused on process standardization, operational excellence, automation, and continuous improvement.
• Partner with leaders and HR teams worldwide to develop, implement, and maintain consistent HR programs, policies, and best practices.
• Drive initiatives that improve the employee experience while creating scalable HR processes across a global manufacturing organization.
• Support global workforce planning, employee engagement, onboarding, talent management, and recognition initiatives.
• Streamline HR processes to improve efficiency, scalability, and service delivery.
• Support HR technology implementations, automation initiatives, and system enhancements.
• Assist with change management initiatives related to business growth, workforce planning, and organizational priorities.
• Manage multiple projects simultaneously while coordinating activities across locations, functions, and time zones.

HR Compliance & Administration

• Ensure compliance with federal, state, and local employment laws and regulations.
• Partner with global HR leaders to support compliance and HR governance initiatives across multiple regions.
• Maintain employee records and support HR reporting requirements.
• Support performance management, policy administration, and employee communications.
• Assist with HR audits and compliance initiatives.
• Maintain confidentiality and protect sensitive employee information.

Qualifications

Required

• Bachelor's degree in Human Resources, Business Administration, or related field.
• 7+ years of progressive Human Resources experience.
• Minimum 3 years supporting a manufacturing environment.
• Strong employee relations and performance management experience.
• Demonstrated success leading HR projects and process improvement initiatives.
• Experience supporting both hourly and salaried employee populations.
• Strong communication, organizational, and project management skills.
• Ability to work independently while managing multiple priorities.

Preferred

• Experience supporting multi-site and global operations.
• Experience working with leaders and employees across the United States, Mexico, China, Taiwan, and Vietnam.
• Experience developing onboarding, employee engagement, and employee recognition programs.
• Experience conducting compensation benchmarking, salary surveys, market pricing, and pay equity analyses.
• Experience supporting workforce planning and change management initiatives.
• Strong cross-cultural communication and collaboration skills.
• Experience within the Electronics Manufacturing Services (EMS) industry is highly desirable.
• Spanish language proficiency is a plus.
• SHRM-CP, SHRM-SCP, PHR, or SPHR certification preferred.

Technical Skills

• Proficiency in Microsoft Office Suite, including Excel, Word, and PowerPoint.
• Experience with HRIS, applicant tracking systems, and reporting tools.
• Hands-on experience with ADP Workforce Now strongly preferred.
• Ability to analyze workforce and compensation data and provide actionable insights.
• Experience leveraging HR technology to improve efficiency, reporting, and the employee experience.
• Based onsite in Union City, California.
• Regular interaction with employees and leadership within a manufacturing environment.
• Ability to walk the production floor and engage directly with employees, supervisors, and managers.
• Ability to collaborate effectively with global teams across multiple time zones.
• Occasional flexibility to support meetings with teams in Mexico, China, Taiwan, and Vietnam.
• Ability to balance office-based work with active support of plant operations and employee engagement activities.

Ideal Candidate

We are seeking a hands-on HR professional who thrives in a global manufacturing environment and enjoys balancing strategic initiatives with daily HR support.

The ideal candidate will have:

• A strong manufacturing HR background supporting both hourly and salaried workforces.
• Experience supporting global manufacturing operations and collaborating with employees and leaders across multiple countries.
• A roll-up-your-sleeves mentality and willingness to engage directly with employees and leaders at all levels.
• Experience leading onboarding, employee engagement, recognition, compensation benchmarking, and process improvement initiatives.
• Strong employee relations, coaching, and problem-solving abilities.
• Demonstrated success coaching and developing supervisors and managers.
• Experience helping front-line leaders strengthen accountability, employee engagement, and team performance.
• Strong cross-cultural communication and relationship-building skills.
• The ability to balance tactical execution with strategic thinking.
• Experience implementing global HR programs while balancing regional and local business needs.
• Experience leveraging HR technology, including ADP Workforce Now, to improve efficiency and reporting.
• A passion for enhancing the employee experience and driving meaningful business results.
• Prior experience in the Electronics Manufacturing Services (EMS) industry is highly desirable.
• Bilingual English/Spanish skills are a plus.

Why Join Us?

This role provides a unique opportunity to partner directly with the Global Vice President of Human Resources and make a measurable impact on employee engagement, onboarding, recognition, compensation, workforce initiatives, and HR process improvement across a global organization. The successful candidate will help shape the employee experience while supporting manufacturing operations in the United States, Mexico, China, Taiwan, and Vietnam.