Sr. HR Generalist

Job Title: Sr. HR Generalist
Location: Monrovia, CA
Workplace Type: Onsite 5 days/week

JOB SUMMARY

As Senior HR Generalist, you’ll serve as the primary HR contact for U.S. employees and play a key role in ensuring a smooth, consistent employee experience from onboarding through offboarding. This is a hands-on role focused on HR operations, compliance, benefits, employee relations, and engagement, ideal for someone who thrives in a dynamic, fast-moving environment and enjoys both strategy and execution. You’ll join a small, high-impact HR team and partner closely with our Taiwan HR counterparts to align systems, processes, and employee experiences across regions.

RESPONSIBILITIES

• Serve as the main HR contact for U.S. employees, ensuring compliance with federal, state, and local laws.
• Prepare the U.S. payroll update file each pay period and serve as second reviewer prior.
• Collaborate closely with the Taiwan HR team on payroll, system updates, and process consistency across regions.
• Lead employee lifecycle processes: onboarding, offboarding, job changes, and recordkeeping.
• Support employee relations and performance management with fairness, professionalism, and sound judgment.
• Administer benefits and leaves of absence, partnering with Finance and brokers on open enrollment and life event changes.
• Ensure HR data integrity and support required audits and filings (401k, Workers’ Comp, etc.).
• Partner with global HR and leadership on policy updates, compliance initiatives, and process improvements.
• Coordinate employee engagement activities, recognition programs, and wellness initiatives.
• Support culture and community in the Monrovia office, from safety and facilities to local celebrations and events.

Global Payroll Support:

• Assist with processing payroll for employees in the US and across different international regions, ensuring compliance with varying tax and employment regulations.
• Help reconcile payroll discrepancies and validate data for accuracy.
• Maintain records pertaining to employee compensation and benefits.
• Support the administration of payroll-related documentation, such as inputting/updating tax withholding & direct deposit records.
• Prepare and distribute reports, including PTO, OT/DT, and Break Penalty reports.
• Maintain 401K and HSA database and remit funds to third party vendors.
• Process and audit time cards including: identifying missing timecards and contacting supervisors; verifying eligibility for OT and meal breaks, etc.
• Facilitate effective communication between HR and global payroll providers.
• Stay current with global payroll regulations and best practices.

QUALIFICATIONS

• Bachelor’s or associate’s degree in Human Resources, Business Administration or a related field preferred.
• 5–8 years of progressive HR experience with strong grounding in operations, compliance, and employee relations.
• Working knowledge of California and multi-state employment law.
• Experience with HRIS systems (preferably ADP Workforce Now).
• Exceptional organization, follow-through, and communication skills.
• A hands-on, approachable style — you enjoy building trust, solving problems, and improving processes.

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