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Published

Posted: 5 months ago

MissionHires

Human Resources Assistant (law firm or professional services environment)

Cerritos, California, United States

MissionHires

Verified employer
Location

Cerritos, California, United States

On Site

Job type

Full-time

Industry

Human Resources (HR)

01
Why This Role Matters

A California-based law firm is seeking a highly organized and proactive Human Resources Assistant to support the day-to-day operations of the Human Resources Department.

The Human Resources Assistant provides essential administrative and operational support across core HR functions, including recruitment, onboarding, benefits administration, HRIS data management, compliance, employee records maintenance, and responding to general employee inquiries. This role is an excellent opportunity for a motivated professional to build and advance a career in Human Resources within a collaborative, fast-paced law firm environment.

02
How You'll Contribute

Recruitment & Onboarding Support

  • Post job openings and manage applicant tracking systems.

  • Coordinate interview scheduling and candidate communications with recruiters and hiring managers.

  • Assist with pre-employment processes, including background checks, reference checks, and I-9 documentation.

  • Support new hire onboarding and orientation logistics.

HR Operations & Administration

  • Maintain accurate, up-to-date, and compliant employee records and files.

  • Enter and update employee data in HRIS systems, including job changes, compensation updates, and departmental transfers.

  • Track employee status changes, leaves of absence, and other personnel actions.

  • Prepare HR reports, employee rosters, and compliance-related documentation.

Benefits & Employee Support

  • Respond to general benefits inquiries and escalate complex issues to appropriate HR contacts or vendors.

  • Assist with benefits enrollment and support open enrollment communications and materials.

  • Serve as a point of contact for routine employee questions and direct employees to appropriate resources.

Compliance & Special Projects

  • Maintain strict confidentiality of sensitive HR information and ensure compliance with firm policies and employment laws.

  • Monitor required training completions and other compliance-related activities.

  • Support HR initiatives such as policy updates, audits, employee events, recognition programs, wellness initiatives, and internal HR communications (e.g., intranet updates).

  • Perform additional duties and special projects as assigned to support departmental needs.

03
What Makes You a Great Fit
  • Associate or bachelor’s degree in Human Resources, Business Administration, or a related field preferred; equivalent experience will be considered.

  • 1–2 years of Human Resources experience, preferably in a law firm or professional services environment.

  • Strong organizational skills with exceptional attention to detail.

  • Excellent written and verbal communication and interpersonal skills.

  • Ability to manage multiple priorities, meet deadlines, and work with a sense of urgency.

  • Professional, proactive, and team-oriented approach with a strong customer service mindset.

  • Proven ability to handle confidential information with discretion.

  • Proficiency in Microsoft Office (Word, Excel, Outlook, PowerPoint).

  • Experience with HRIS platforms such as ADP, Paycom, Workday, or similar systems.

  • Working knowledge of employment law fundamentals and HR best practices.

04
Who We Are, What We Stand For

MissionHires is the AI hiring partner of top talent teams. Our platform helps recruiters, agencies, and top companies source, engage with, and evaluate top talent 10 times faster than job boards.

To bridge the gap between companies and passionate talent.

05
Frequently Asked Questions
Is this HR Assistant role fully on-site or is hybrid/remote allowed?

It is fully in-office in Cerritos, CA; remote or hybrid work is not available.

Do I need prior law firm HR experience for this role?

1–2 years of HR experience is preferred, ideally in a law firm or professional services environment, but equivalent experience will be considered.

What HR systems or tools should I know for this job?

Experience with HRIS platforms such as ADP, Paycom, Workday, or similar is required, plus proficiency in Microsoft Word, Excel, Outlook, and PowerPoint.

What are the main day-to-day responsibilities for this HR Assistant?

You’ll support recruiting and onboarding, maintain employee records, manage HRIS data, assist with benefits and employee inquiries, prepare HR reports, and help with compliance and special projects.

What compliance and documentation tasks are involved?

Tasks include I-9 documentation, tracking leaves and status changes, monitoring required trainings, and preparing compliance-related reports and files.

Are there any physical requirements for this position?

Yes, you must be able to lift up to 25 pounds and perform frequent walking, standing, bending, and extended computer use.

Will the company provide relocation assistance to Cerritos, CA?

No, relocation is unpaid and no assistance is provided.

What qualifications are preferred for applicants?

An associate or bachelor’s degree in HR, Business Administration, or a related field is preferred, or equivalent experience, plus strong communication, organization, and confidentiality skills.

06
Legal Disclaimer
  • This role requires regular, on-site attendance and is designated as a fully in-office position; remote or hybrid work arrangements are not available.

  • Ability to lift and carry items up to 25 pounds, including office supplies, files, mail bins, and packages.

  • Frequent walking, standing, and bending, particularly during onboarding support, meeting preparation, or material organization.

  • Ability to remain seated for extended periods while performing computer-based and clerical tasks.

  • Regular use of a computer, including extended periods of typing and viewing a monitor.

  • Operation of standard office equipment, including copiers, scanners, printers, and multi-line phone systems.

Posted by MissionHires

At a glance

Workplace

On Site · Cerritos, California, United States

Employment

Full-time

Industry

Human Resources (HR)

Language

English

Posted

5 months ago

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