Employee Relations Lead — Investigations & Coaching

Ultimate Staffing; Fountain Valley (CA); On-site; USD 69,000 - 76,000; Part time

Job summary

Ultimate Staffing is seeking an Employee Relations Supervisor in Fountain Valley, CA. This onsite role (with 20% travel) offers a temp-to-hire path and a schedule of Mon-Fri, 8:00-5:00. Pay is $50-$55/hr. Lead complex workplace investigations, coach HRBPs, and drive policy compliance across locations.

You will partner with leadership to address concerns, manage investigations from intake to resolution, and analyze ER trends to inform strategic decisions.

Qualifications

• 7+ years of HR and Employee Relations experience.
• Experience managing complex workplace investigations.
• Experience reviewing disciplinary actions and termination decisions.
• Experience leading, mentoring, or supporting HR professionals or HRBPs.

Responsibilities

• Review and oversee employee relations investigations conducted by HRBPs.
• Coach HRBP team on investigations, documentation, corrective actions, and terminations.
• Lead complex employee relations cases from intake through resolution.
• Partner with managers to address workplace concerns and performance issues.
• Ensure policy alignment and employment law compliance.
• Prepare detailed investigation summaries, findings, and recommendations.
• Analyze ER trends and provide reporting to leadership.
• Assist with policy development, audits, training, and compliance initiatives.
• Collaborate with legal counsel on escalated ER matters.

Skills

Employee Relations

Workplace Investigations

HR Business Partner

Communication

Excel

Spanish (Bilingual)

Education

Bachelor's degree or equivalent experience

PHR/SPHR/SHRM-CP/SHRM-SCP certification a plus

Job description

Ultimate Staffing is seeking an Employee Relations Supervisor in Fountain Valley, CA. This onsite role (with 20% travel) offers a temp-to-hire path and a schedule of Mon-Fri, 8:00-5:00. Pay is $50-$55/hr. Lead complex workplace investigations, coach HRBPs, and drive policy compliance across locations.

You will partner with leadership to address concerns, manage investigations from intake to resolution, and analyze ER trends to inform strategic decisions.