Senior Director, HR Business Partner

Position Overview

The Senior Director, Human Resources Business Partner (HRBP) for the Lab Companies will be a key driver of the people strategy for the lab companies within Flagship. In this role, the Sr. Director, HRBP will build and sustain relationships with their client group and the broader enterprise.

Responsibilities

• Serve as the senior HR leader across Flagship's LabCo portfolio, partnering with companies from ProtoCo through NewCo (up to Series B) while directly managing a hands-on business partner remit of 2–3 companies
• Lead and develop a team of HR Managers/Junior HR Business Partners, providing day-to-day guidance, coaching, and serving as the escalation point across their respective early-stage company remits
• Drive operational and strategic HR delivery across core business partner disciplines including performance management, employee relations, manager effectiveness, and engagement and culture initiatives
• Partner closely with Talent Acquisition to support workforce planning and hiring, ensuring org builds are thoughtfully designed and aligned to each company's stage, strategy, and growth trajectory
• Own organizational design and business alignment work, advising leadership teams on structure, role clarity, and people decisions as companies evolve from early formation through scaling
• Build trusted relationships quickly across a diverse and fast-changing portfolio, demonstrating the ability to context-switch across companies at different stages of maturity and need
• Champion a unified Flagship approach to people practices across the LabCo portfolio, driving consistency and standardization in how companies at every stage experience HR
• Persistently partner closely with the Origination HR leader to support the intersection of company creation and early talent needs, ensuring seamless transitions as new LabCo entities are established
• Collaborate with Centers of Excellence to shape and execute programmatic HR initiatives, translating enterprise-wide programs into practical, stage-appropriate solutions for high-growth, early-stage environments
• Leverage people analytics to inform decisions, identify trends, and bring data-driven insights to leadership conversations across performance, retention, engagement, and health of the organizations
• Embrace AI as an integral part of day-to-day working habits, applying emerging tools to increase efficiency, enhance HR delivery, and drive smarter, faster outcomes across the portfolio
• Thrive in an environment of ambiguity and constant change, bringing both structure and agility to a role where priorities shift.

Qualifications

• Bachelor's degree with 10+ years experience in the HR field or Master's Degree and 8+ years of progressive HR experience
• Prior Pharma/Biopharma experience, start-up experience
• Proven experience coaching and counseling all levels of staff on a wide variety of issues, and a thorough understanding of performance management systems and State and Federal employment law.
• Exceptional networking, relationship building, judgement and passion with a drive for compromise across different perspectives.
• Ability to translate business vision and strategy into an executable people agenda.
• Knowledge of and ability to apply OD concepts and models, such as team effectiveness, change management, communication styles, facilitation, and leadership development.
• Strengths in working and communicating in a highly matrixed environment, strong collaboration and influencing skills.
• Employee relations experience managing complex workplace matters.
• Demonstrated business acumen and a working knowledge of multiple HR disciplines.
• Analytical, problem-solving and conflict resolution skills including the ability to diagnose root causes.
• Ability to work in a time sensitive and confidential environment, balancing multiple priorities simultaneously.
• Computer skills in MS office (Excel, PowerPoint, Word), SharePoint, and HRIS (UKG is a plus)