Demo

HR Senior Supervisor

Behavior Treatment & Analysis
Walnut, CA Full Time
POSTED ON 12/16/2025 CLOSED ON 4/16/2026

What are the responsibilities and job description for the HR Senior Supervisor position at Behavior Treatment & Analysis?

HR Senior Supervisor – California (On-Site)

Company: BTA
Location: California
Job Type: Full-time

Rate: $75k–$85k Annual Salary

Industry: Healthcare / Autism & Developmental Services

About Us

BTA is a provider of high-quality therapeutic services for children with autism and other developmental disabilities. We are committed to supporting families, empowering staff, and maintaining a positive, mission-driven work culture.

We are looking for an experienced HR Senior Supervisor to support and oversee our Human Resources operations in California. This role is essential to ensuring compliance, strengthening HR processes, and supporting our growing team.

Position Summary

The HR Senior Supervisor will oversee day-to-day HR operations and ensure compliance with California employment laws and organizational policies. This role requires strong leadership, attention to detail, and the ability to manage multiple HR functions while supporting staff and internal departments.

Knowledge of California labor laws is ideal but not mandatory; candidates with strong HR leadership experience and willingness to learn will be considered.

Key Responsibilities

  • Supervise and support the HR team across various functions.

  • Oversee the full HR process, including but not limited to:

    • Recruitment & Hiring

    • Onboarding

    • Employee Relations

    • Performance Reviews

    • HR Compliance & Documentation

    • Personnel File Management

    • Offboarding

  • Ensure adherence to California state regulations and internal policies.

  • Provide guidance to employees and leaders on HR matters.

  • Prepare HR reports and maintain accurate records.

  • Partner with leadership to support organizational needs and culture initiatives.

  • Support payroll coordination and timekeeping verification.

  • Oversee credentialing, background checks, and required certifications.

  • Assist in investigations, corrective actions, and conflict resolution.

  • Promote a professional, respectful, and inclusive work environment.

Qualifications

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

  • 3–5 years of Human Resources experience; supervisory experience strongly preferred.

  • Strong Familiarity with California labor laws.

  • Strong Spanish/ English

  • Strong communication, organizational, and leadership skills.

  • Ability to maintain confidentiality and handle sensitive information.

  • Experience in healthcare, education, or behavioral services is a plus.

  • Proficiency in HRIS systems (Paycom) preferred.

  • Ability to work in a fast-paced and dynamic environment.

What We Offer

  • Competitive compensation

  • Paid training

  • Growth opportunities within a mission-driven organization

  • Supportive and collaborative work environment

  • Opportunity to make a direct and meaningful impact on families and children

Schedule & Work Setting

  • Full-time position

  • Based in California (on-site)

How to Apply

Apply directly through Indeed with your updated resume.
Candidates selected for interview will be contacted by our Recruitment Team.

Salary : $75,000 - $85,000

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