Human Resources Generalist

ZefSci, Zef Scientific, Inc.; California (MO); On-site; USD 70,000 - 100,000; Full time

Benefits offered by this job

Health Insurance

Dental Insurance

Vision Insurance

Life Insurance

Dependent Life

Long-Term Disability (LTD)

AD&D

Job summary

Zef Scientific, a subsidiary of Shimadzu Scientific Instruments, seeks an HR Generalist in Lake Forest, CA to support U.S. HR and administrative operations. You will handle payroll, benefits, HR records, onboarding, and policy development in a cross-border environment.

Ideal candidates bring 5+ years in HR and strong knowledge of U.S. employment laws, with excellent communication and organizational skills to thrive in a fast-paced setting.

Qualifications

• Bachelor’s degree in HR, Business Administration, or related field.

Responsibilities

• Manage payroll, benefits, and time management using HR software.
• Maintain accurate employee records and HRIS data.
• Provide day-to-day HR support for U.S. employees.
• Coordinate performance reviews and documentation.
• Develop and administer HR policies and programs.
• Support talent acquisition, onboarding, and offboarding.
• Assist with benefits administration and payroll coordination.
• Ensure compliance with U.S. employment standards.
• Participate in HR audits and process improvements.
• Coordinate recruitment activities and interview scheduling.
• Maintain job descriptions and training records.
• Conduct exit interviews and retention initiatives.
• Maintain confidentiality of sensitive information.
• Provide general administrative support to the team.

Skills

HR policies

Employee relations

Recruitment & onboarding

HR compliance

Communication

Organizational skills

Discretion & confidentiality

HR analytics

Education

Bachelor’s degree in Human Resources Management or related field

Tools

Microsoft Office Suite

HRIS systems

Job description

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.

Position Summary

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 and Duties

• 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.
• 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.
• Ability to work independently and collaboratively in a fast-paced environment.
• Sound judgment and discretion in handling sensitive and confidential information.
• Proficiency in Microsoft Office Suite (Word, Excel, Outlook, PowerPoint) and HRIS systems.

Skills

• Strong problem-solving skills with the ability to support employees and resolve HR-related issues effectively.
• Experience developing and enforcing company HR policies, procedures, and workplace standards.
• Skilled in recruitment and hiring processes, including reviewing resumes, coordinating interviews, and maintaining applicant databases.
• Proficient in onboarding strategies and delivering engaging orientation sessions to ensure a smooth integration experience for new hires.
• Experience supporting and coordinating performance management processes, including evaluation tracking and follow-up actions.
• Experience maintaining and updating job descriptions and requirements in alignment with organizational objectives.
• Demonstrated ability to contribute to business operations
• Coordinates and collaborates with department leaders to identify training needs and support employee development programs.
• Strong understanding of employment laws, HR compliance, and recordkeeping best practices.
• Knowledge U.S. immigration processes, including nonimmigrant visa coordination.
• Strong organizational and administrative skills to support smooth office operations and cross-functional collaboration.
• Demonstrates discretion and professionalism in handling confidential employee information.
• Proficiency in HRIS platforms and ability to generate and interpret HR metrics and reports.

What We Offer

• Competitive salary based on experience.
• Benefits; Health, Dental, Vision, Life, Dependent Life, LTD, and AD&D.
• Dynamic and supportive work environment.
• A collaborative and inclusive team culture.