Demo

Senior Human Resources Manager

PHASE Scientific Americas
Irvine, CA Full Time
POSTED ON 12/30/2025
AVAILABLE BEFORE 1/29/2026

Overview:

As a Senior Human Resources Manager for the site, you will act as a strategic business partner to senior leadership, driving business performance by designing and executing HR strategies that directly support organizational growth and transformation. Serving as a trusted advisor, you will champion a high-performance culture, optimize talent management and planning, and deliver expert guidance on HR practices that align with business objectives. You will play a critical role in shaping the company’s direction through proactive organizational development, workforce planning, and strategic change management, while ensuring compliance and fostering employee engagement in a dynamic and evolving workforce environment.

This senior HR leadership role requires thought leadership and effective partnership with both site leadership and the broader global HR organization.


Key Responsibilities:

  • Partner with site and global leadership to develop and execute HR strategies and initiatives that support business growth and long-term organizational objectives
  • Lead business partnering efforts through strategic workforce planning, organizational development, and change management, with a strong focus on talent alignment and capability building
  • Proactively identify, analyze, and close organizational competency gaps, providing actionable insights to senior management to drive continuous improvement and competitive advantage
  • Collaborate with Centers of Excellence (CoEs) to implement leading talent management initiatives, including succession planning, leadership development, and high-potential talent programs
  • Serve as an expert advisor to resolve complex employee relations issues, guide investigations, and ensure rigorous compliance with local, federal, and global labor laws and regulations
  • Shape and manage the employee lifecycle, driving engagement, retention, and experience through innovative programs and solutions
  • Lead post-merger integration efforts, overseeing cultural alignment, team cohesion, and change navigation to ensure smooth transitions and successful outcomes
  • Serve as a thought leader on HR best practices and strategic business partnering, providing mentorship and guidance to the broader HR and business teams


Qualifications:

  • Minimum of 5 years’ experience as a Senior HR Business Partner or HR Manager, including at least 3 years in strategic HR roles supporting executive business leaders—preferably in fast-paced, start-up or scaling environments within the healthcare sector, with exposure to sales-driven organizations
  • Proven expertise in organizational design, workforce planning, and strategic HR management
  • Demonstrated track record of driving employee engagement, building high-performance cultures, and implementing innovative employee relations frameworks
  • Exceptional facilitation and communication skills; adept at building relationships and influencing across diverse teams and cultures
  • Strong business acumen with a proactive, solution-oriented, and analytical mindset; comfortable navigating ambiguity and driving strategic problem-solving
  • Deep understanding of local, federal, and global labor laws; proven experience in legal compliance, risk identification, and mitigation strategies within HR practices
  • Experience managing post-M&A integration, organizational transformation, or other large-scale change initiatives


Benefits:

  • Annual base salary: $100,000 – $150,000
  • Comprehensive health insurance
  • Vision insurance
  • Dental insurance
  • 401(k) retirement plan

Salary : $100,000 - $150,000

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