Senior Director, HR Business Partner

MISSION Mirum Pharmaceuticals is a biopharmaceutical company dedicated to transforming the treatment of rare diseases. We are passionate about advancing scientific discoveries to become important medicines for rare disease patients. We are collaborative, creative, and experienced professionals and we’re looking to augment our team with other individuals who embody our values: care, be real, get it done, and have fun, seriously. POSITION SUMMARY The Senior Director, Human Resources will report to the VP, Global Human Resources (HRBP for North America Commercial and Global Talent Development). This role will partner closely with Mirum’s Technical Operations, Quality, and G&A leaders and employees, providing strategic HR guidance and solutions that align with business objectives and are consistent with our company values. The Senior Director will advise on HR initiatives, coach leaders, foster organizational effectiveness, and ensure alignment between people strategies and business growth priorities. JOB FUNCTIONS/RESPONSIBILITIES • Serve as a trusted advisor to senior leaders, translating business strategy into people, organization, and talent priorities that support growth and business performance. • Partner with leaders to assess organizational effectiveness, design scalable organizational structures, and lead change initiatives that enable business objectives. • Coach and develop leaders to enhance leadership effectiveness, strengthen team performance, navigate complex employee and organizational issues, and build high-performing teams. • Lead workforce planning, talent management, succession planning, and leadership development strategies to ensure the organization has the capabilities needed to achieve current and future goals. • Partner with Talent Acquisition and business leaders to identify capability needs and develop strategies to attract, develop, engage, and retain top talent. • Use workforce data, people analytics, and business insights to identify trends, assess risks, and influence talent and organizational decisions. • Facilitate talent reviews, performance management, and development planning processes to drive a culture of accountability, growth, and high performance. • Partner closely with HR Centers of Excellence and HRBPs globally to deliver integrated, consistent, and scalable people solutions across the organization. • Lead or contribute to enterprise-wide HR initiatives and programs that enhance employee engagement, organizational effectiveness, and the overall employee experience. • Manage complex employee relations matters, investigations, and organizational issues with sound judgment, objectivity, and compliance with company policies and employment laws. • Ensure compliance with applicable employment laws and regulations while proactively identifying and mitigating people-related risks. • Partner with the VP, Global Human Resources to continue to evolve and strengthen the HR Business Partner function, driving consistency, effectiveness, and strategic impact across the organization. QUALIFICATIONS Education /Experience: • Bachelor’s degree in human resources or a related field required. • 12+ years of HR experience, or an equivalent combination of education and experience. Knowledge, Skills and Abilities: • Proven ability to serve as a trusted advisor to senior leaders, translating business strategy into people, organization, and talent solutions within the biotechnology or pharmaceutical industry. • Experience supporting organizations through growth and transformation. • Strong business acumen with the ability to understand operational, financial, and organizational drivers of business performance and influence decision-making across all levels of the organization. • Demonstrated e