Human Resource Generalist

Zef Scientific (ZefSci) is a specialized analytical instrumentation service company focused on liquid chromatography-mass spectrometry (LC-MS) systems. The company is best known for providing multi-vendor maintenance, repair, qualification, and support services for laboratory instruments used in pharmaceutical, biotech, clinical, academic, and testing laboratories. Founded in 2005, Zef Sci is now a subsidiary of Shimadzu Scientific Instruments (SSI) since 2024, working together strengthening and building their aftermarket and multi-service capabilities globally.

About the role

We are seeking a dynamic and experienced Human Resource Generalist to join our team in Lake Forest, CA. In this role, you will support HR and administrative functions for U.S. operations, ensuring compliance with relevant laws and HR best practices. The position requires strong organizational, communication, and multitasking skills to ensure smooth day-to-day operations, including administrative support and HR compliance. This is an excellent opportunity to grow your HR career within a collaborative and cross-border environment.

Responsibilities

• Use HR software to manage payroll, employee benefits, and time management.
• Maintain accurate and organized employee records, including HRIS data.
• Provide day-to-day HR support for employees in the U.S.
• Coordinate the performance review process, including preparing documentation, tracking evaluations, and supporting follow-up actions.
• Apply, administer and develop HR policies, procedures, and programs.
• Support talent acquisition, onboarding, and offboarding processes.
• Assist with benefits administration and payroll coordination
• Ensure compliance with U.S employment standards and workplace regulations.
• Participate in HR projects, audits, and continuous improvement initiatives.
• Coordinate and participate in employee relations, conflict resolution, and workplace communications.
• Coordinate recruitment activities, including posting jobs, screening resumes, scheduling interviews, and preparing offer letters.
• Maintain job descriptions, training records, and support employee development initiatives.
• Coordinate and conduct exit interviews and assist in retention initiatives.
• Liaise U.S. immigration lawyers regarding nonimmigrant visa processing.
• Maintain confidentiality and handle sensitive employee information with professionalism and discretion.
• Provide general administrative support to ensure smooth office operations and assist management as needed.

Qualifications

• Bachelor’s degree in Human Resources Management, Business Administration, or a related field.
• Minimum 5+ years of experience in Human Resources and Office Administration.
• Strong knowledge of U.S employment laws, HR compliance, and workplace standards.
• Familiarity with U.S. HR practices
• Strong communication and interpersonal skills English
• Excellent organizational, problem-solving, and time-management skills