Associate Director, Human Resources Business Partner (Contract) (24313-T-820-HR)

South San Francisco
People /
Contractor /
ArsenalBio, a privately held, clinical-stage programmable cell therapy company engineering advanced CAR T therapies for solid tumors, is seeking a talented Associate Director, Human Resources Business Partner to work onsite or hybrid based in our Hayward or South San Francisco office. 

ArsenalBio’s mission and purpose is very clear: defeat cancer. With our programmable and computationally driven approach, our team is engineering medicines with the goal to attack cancer’s inherent multifaceted nature and overcome the challenges of addressing solid tumors with cell therapy.

Driven by a collective of diverse experts across multi-scientific disciplines as well as clinical and manufacturing expertise, we are united in our purpose to develop the optimal medicines for improving patients’ lives.

This means you’ll have the opportunity to work with the best talent in the field of cell therapy, and be part of ONE TEAM advancing therapies for patients who need it most.

ArsenalBio seeks a dynamic HR and talent Business Partner to join our growing Human Resources team. We want someone who cares about this important work and who’s driven to connect to our mission of helping patients. This individual will serve as a Senior HRBP for the Leader(s) and their corresponding functions and as a talent partner in leading strategic initiatives across the enterprise. The ideal candidate will report to the Senior Director of HR and is committed to fostering a culture of deliberate development, can partner effectively with various functional leaders and cross-functional teams, and can adapt and thrive in a fast-paced environment. We thrive in a supportive, fun, and flexible environment full of people empowered to bring their whole selves to work. We care deeply about our work, each other, and the patients who count on us. 


    • Lead human resources initiatives that drive results and accelerate innovation. 
    • Act as senior advisor on all employee relations issues through practical and objective investigation processes, ensuring adherence to appropriate employment law and policies. 
    • Facilitate employee conflict resolution and reduce employee relations issues with a pragmatic approach grounded in business needs and results. 
    • Support and enable partnered organizations by providing expertise on all HR aspects of the business. 
    • Provide leadership on performance management, effective communication, and organizational change.
    • Develop and implement change management initiatives that facilitate/enable organizational growth and transformation and effect continuous improvement. 
    • Establish credibility throughout the organization and position yourself as an effective problem solver of people and organizational issues. 
    • Coach, develop, and support leaders while engaging in critical people activities to enable them to make sound decisions.
    • Ensure HR practices comply with federal, state, and local employment laws and regulations.


    • 8+ years of broad and progressive human resources experience
    • Experience in the biotech/pharmaceuticals industry is strongly preferred
    • Experience in having direct involvement with senior business executives in high-growth environments in organizations recognized for best practices in HR
    • Demonstrated ability to design and integrate successful business solutions 
    • Experience working in highly cross-functional and integrated business models 
    • Experience building, coaching, and enabling high-performance teams
    • Must have a demonstrated track record of good judgment working autonomously
    • Extensive experience navigating and resolving a wide range of employee relations issues required 
    • Direct experience in other HR functional areas (i.e., Talent Management, Talent Acquisition, DEI, etc.) is preferred. 
    • Excellent communication skills, both written and verbal, with the ability to educate and influence through formal and informal communication.
    • Ability to work at strategic, operational, and tactical levels

ArsenalBio has a generous and comprehensive benefits package that includes but is not limited to medical, dental, and vision as well as mental health resources, virtual and telehealth options, coaching, infertility treatment, parental leave and health savings accounts. We also offer flexible work schedules and flexible time off, which includes two extra “Arsenal Days of Rest” every quarter for employees to recharge. 

Our people-first culture fosters a deep appreciation for humanity, both in the people we endeavor to serve as well as each other. We are proud to work for a company that is driven by diversity in experiences, ideas and interests, and one that empowers us in an environment that embraces both unity and inclusivity.

We have robust tools to help employees take control of their career paths and grow into their best selves. ArsenalBio believes in investing in the well-being of our employees - both at work and at home, as our people are our greatest asset. They bring scientific talents in molecular biology, immunology, pharmacology, protein chemistry, computational biology, automation, genome engineering, software and other fields to make the future happen now.

We are committed to hiring the best talent from diverse backgrounds. A diverse workforce engenders richness of thought, creativity and discovery. We invite individuals who embrace intellectual achievement to bring their unique personal and professional journeys and together we will build transformative cell therapies for cancer patients.

We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

The expected salary range for this position based on the primary location of SF Bay Area is $90/hour - $140/hour. Actual pay will be determined based on experience, qualifications, and other job-related factors permitted by law.

To all recruitment agencies: ArsenalBio does not accept agency resumes. Please do not forward resumes to our jobs alias, or ArsenalBio employees. ArsenalBio is not responsible for any fees related to unsolicited resumes.

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