PhaseWell Research is seeking an experienced, people-focused Senior HR Generalist to join our team. This is a true generalist role with ownership across the full employee lifecycle — with a strong emphasis on talent acquisition — alongside benefits and retirement plan administration, total rewards, and culture-building initiatives. The ideal candidate is equal parts hands-on administrator and strategic partner, passionate about creating an exceptional employee experience from first contact through offboarding. Reporting directly to our Vice President of Human Resources & Talent, you’ll have real visibility, a voice in how our HR function evolves, and a clear path to growth.

Key Responsibilities

Talent Acquisition 

• Own full-cycle talent acquisition: job postings, sourcing, screening, interviewing, coordinating hiring panels, and extending offers
• Partner with hiring managers to define role requirements, build job descriptions, and develop effective sourcing strategies
• Build and maintain talent pipelines for current and future hiring needs
• Manage the candidate experience to ensure a positive, professional, and timely process at every stage
• Track and report on recruiting metrics (time-to-fill, source of hire, offer acceptance rate, etc.)
• Ensure compliant, consistent, and bias-aware hiring practices.

Employee Lifecycle Management

• Manage onboarding and new-hire orientation to set employees up for success from day one
• Administer employee changes: promotions, transfers, compensation adjustments, and status changes for corporate employees.
• Maintain accurate employee records and HRIS data integrity
• Support performance review cycles and documentation

Benefits and Retirement Plan Administration

• Administer group benefits and retirement programs including health, dental, vision, life, and disability insurance and 401K
• Support open enrollment, new-hire enrollments, qualifying life events, and terminations
• Serve as the first point of contact for employee benefits questions; liaise with brokers and carriers

Total Rewards – Compensation & Benefits

• Maintain pay structures, job levels, and internal equity, including market pricing for new and existing roles
• Develop and communicate the total rewards value proposition to employees and candidates
• Partner with leadership to run annual merit, bonus, and compensation review processes

Employee Experience, Culture & Engagement

• Champion initiatives that strengthen company culture, connection, and belonging
• Plan and execute engagement programs, recognition initiatives, and company events
• Administer engagement surveys, analyze results, and partner with leadership on action plans
• Act as a trusted, approachable resource for employees; support employee relations matters with discretion and empathy
• Continuously look for ways to improve the end-to-end employee experience

HR Operations & Compliance

• Maintain HR policies, procedures, and the employee handbook
• Ensure compliance with federal, Tennessee, and local employment laws
• Support payroll processing in partnership with Finance/Payroll (Paylocity)
• Prepare HR reports and analytics for leadership as needed

Qualifications

• Bachelor's degree in Human Resources, Business Administration, or a related field (or equivalent experience)
• 5 -7 years of progressive experience in an HR Generalist or people operations role
• SHRM-CP, PHR, payroll, or benefits certifications are a plus
• Demonstrated experience in full-cycle recruiting and talent acquisition
• Hands-on experience administering benefits and retirement plans
• Working knowledge of employment laws and HR compliance requirements
• Strong interpersonal and communication skills with the ability to build trust at all levels
• High degree of discretion and professionalism in handling confidential information
• Excellent organizational skills with the ability to manage multiple priorities

Location: On-site in Nashville, TN, Monday–Friday

Travel: <15% of time

Cultural Values Fit

• Patients First —Every decision starts with the person in front of us. Quality and patient safety come first, no exceptions.

• Hustle Harder —We start trials and enroll patients faster than almost anyone in the industry, and we hold ourselves to being easy to work with, not just quick.

• Authenticity, Always — We say what's true, expect the same in return, and treat “no surprises” as a promise we keep, not a slogan on a wall. We'd rather show up as our normal selves than a polished version that doesn't hold up.

• Serve with Joy — This is a people-first business before anything else. The work is complex, but we still find ways to have fun and take care of each other. When we make an impact, big or small, we celebrate it out loud.

• Excellence Together — Great research is never one person's win. Every role, from feasibility to quality, owns the outcome together, and one shared operating model keeps every site aligned. We win together or not at all.