Onsite Senior Manager - Human Resources

Overview

Our client is hiring a Senior Manager, Human Resources to act as a hands-on HR leader and trusted partner to employees and leadership. This role plays a central part in shaping day-to-day people operations while supporting the company through a critical stage of growth.

You will oversee core HR functions end to end, including recruiting, onboarding, employee relations, compliance, and benefits, while building scalable processes that support a growing organization. This position is ideal for someone who thrives in fast-paced environments, brings strong people judgment, and is comfortable owning HR operations with confidence and care.

What You Bring to the Table

• Trusted people partner — You build credibility quickly with employees and leaders and handle sensitive matters with discretion and fairness.
• Hands-on HR operator — You’re comfortable owning HR processes directly, not just overseeing them.
• Compliance-focused — You understand employment law and ensure policies and practices stay aligned with regulations.
• Strong communicator — You coach managers, guide employees, and explain complex topics clearly and calmly.
• Organized and dependable — You manage multiple priorities without losing accuracy or follow-through.
• Adaptable leader — You stay steady as priorities shift and the organization evolves.

Daily Expectations for Your Role

• Own end-to-end people operations, including recruiting, onboarding, offboarding, benefits, leave administration, and immigration support.
• Serve as a trusted advisor to leaders and employees on performance management, employee relations, and policy interpretation.
• Ensure compliance with federal, state, and local employment laws while maintaining audit-ready HR systems and records.
• Partner with Finance and PEO providers to align employee changes, payroll accuracy, and reporting.
• Support compensation reviews and benefits programs to ensure fairness, competitiveness, and consistency.
• Collaborate with international teams and global partners to support HR operations across multiple regions.

What It Takes

• 7+ years of progressive HR experience, including people leadership or senior-level responsibility.
• Broad HR generalist expertise across recruiting, employee relations, compliance, and benefits.
• Strong knowledge of U.S. employment laws and HR best practices.
• Experience working in fast-paced or growing organizations.
• Excellent communication, judgment, and problem-solving skills.
• Willingness to work onsite five days per week.

• Experience in medical device, manufacturing, or regulated industries.
• International HR experience, particularly supporting teams in Europe.
• PHR or SHRM certification.
• Experience partnering with PEO providers.
• Competitive hourly compensation
• Full-time schedule (30+ hours per week)
• Opportunity to step into a highly visible, high-impact HR leadership role

This is an on-site role based in Pleasanton, CA, with a standard Monday–Friday schedule. You’ll work closely with leadership and employees in a collaborative, hands-on environment where HR plays a central role in daily operations and long-term growth.

Our client is a healthcare technology company developing innovative solutions to improve patient outcomes in sleep health. They design and manufacture precision medical devices that offer effective, patient-friendly alternatives for treating sleep-related conditions.

With a strong focus on quality, compliance, and clinical impact, the company operates at the intersection of healthcare, engineering, and manufacturing. Their work directly improves patient outcomes by offering effective, accessible alternatives for the treatment of sleep-related conditions.

Ami Arroyo Recruiting is more than just a recruiting firm; we re a partner in your career journey. We are dedicated to connecting exceptional talent with meaningful opportunities, supporting the growth of careers and companies alike. We understand that everyone s path is unique, and we re committed to finding the perfect fit for each individual.

We embrace diversity and are proud to be an Equal Opportunity Employer. All qualified candidates are encouraged to apply and will receive consideration for employment without regard to their status. While we are not able to sponsor visas at this time, we welcome every candidate eligible to work in the United States to connect with us.