Senior HR Business Partner - Scale People & Performance

Upside; Town of Tonawanda (NY); Hybrid; USD 140,000 - 160,000; Full time

Benefits offered by this job

Medical, dental, vision coverage

Equity (ISOs)

401(k) program

Flexible work environment

Lunch reimbursement

Learning & Development stipend

Unlimited PTO + holidays

Diversity & inclusion initiatives

Wellness programs

Job summary

Upside is hiring a Senior HR Business Partner to support multiple client groups and partner with people managers to drive strong employee experiences and business outcomes. You’ll focus on manager-level partnerships while contributing to broader People & Workplace initiatives that scale the company.

Hands-on, fast-paced environment suitability and growth mindset are key. The role emphasizes coaching, performance reviews, and talent development, with cross‑functional collaboration and changing

Qualifications

• Bachelor’s degree in Human Resources, Business Administration, or a related field, or equivalent practical experience.
• 5+ years of experience in an HR Business Partner role in a fast‑paced, high‑growth environment.
• Experience supporting Engineering and/or Sales teams as an HRBP.
• Working knowledge of employment laws and HR best practices, with the ability to apply them thoughtfully and consistently.
• Experience supporting people managers and employees across a variety of teams or functions.
• Strong organizational skills and the ability to manage multiple priorities independently.
• Comfort operating in ambiguity and adapting as business needs evolve.
• Ability to balance empathy with sound judgment and discretion.
• Strong communication and relationship‑building skills across all levels of the organization.
• A hands‑on mentality with a bias for action and continuous improvement.
• Willingness to travel occasionally, as needed.

Responsibilities

• Partner with people managers across multiple client groups to support day-to-day people needs.
• Provide coaching and guidance to managers on performance management, employee development, engagement, and team efficiency.
• Support and implement people programs and processes, including performance reviews, talent discussions, and employee development initiatives.
• Analyze people data and trends to find opportunities and recommend practical, actionable solutions.
• Serve as a trusted point of contact for employees, encouraging open communication and reinforcing Upside’s culture and core values.
• Manage employee relations matters with fairness, discretion, and partnership with senior HR leaders as appropriate.
• Support organizational change initiatives and evolving team needs in a scaling company.

Skills

HRBP experience

Coaching & guidance

Performance management

Employee development

Employee relations

Data analysis

Stakeholder management

Change management

Communication

Travel readiness

Education

Bachelor's degree in HR or related field

Equivalent practical experience

Job description

Upside is hiring a Senior HR Business Partner to support multiple client groups and partner with people managers to drive strong employee experiences and business outcomes. You’ll focus on manager-level partnerships while contributing to broader People & Workplace initiatives that scale the company.

Hands-on, fast-paced environment suitability and growth mindset are key. The role emphasizes coaching, performance reviews, and talent development, with cross‑functional collaboration and changing