Senior Human Resources Business Partner

About Atrium

What you do matters. As a people‑centric organization, we foster an environment of collaboration, high performance, and innovation where your talents are valued and your achievements are celebrated. Join us and become part of an inclusive team.

Our client is a mission‑driven nonprofit organization focused on driving equitable outcomes for communities through strategic investment, development, and partnership. They are now looking for a Senior Human Resources Business Partner
.

$35/hr – $45/hr

The Senior Human Resources Business Partner will focus on Learning & Development while serving as a strategic HR partner to leadership. This role will support preventative HR initiatives through training design and implementation, and will support full‑cycle HR operations. It is a temporary assignment (3+ months) with potential to convert and is based in Manhattan with a hybrid schedule.

• Design, develop, and implement Learning & Development programs aligned with organizational goals.
• Lead training initiatives focused on performance management, engagement, and compliance.
• Support full‑cycle HR operations including onboarding, employee relations, performance management, and compliance.
• Partner with leadership to identify development needs and recommend targeted training solutions.
• Build and maintain HR processes, documentation, and training resources within ADP.
• Support HR initiatives related to employee engagement, retention, and workforce development.
• Ensure compliance with federal, state, and local employment regulations.
• Serve as a strategic advisor to managers and senior leadership on HR and talent matters.

• Minimum of 3 years of HR Generalist experience.
• Hands‑on experience supporting Learning & Development initiatives or projects.
• Strong HR operational background across the employee lifecycle.
• Experience working with ADP, including training setup or system documentation.
• Ability to work in a fast‑paced, collaborative nonprofit environment.

• Nonprofit sector experience.
• Experience supporting an employee population of 100+.
• Background in building or expanding Learning & Development programs.
• Multi‑state HR experience.

• Bachelor's degree in Human Resources, Business Administration, or a related field required.
• HR certification (PHR, SHRM‑CP) preferred.

• Atrium Care Package available, upon eligibility (including healthcare plans, discount programs, and paid time off).

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As a woman‑owned firm, we value diversity. We are an equal opportunity and affirmative action employer and will consider all applications without regard to race, sex (including gender, pregnancy, sexual orientation and gender identity), age, color, religion or creed, national origin or ancestry, veteran status, disability (physical or mental), genetic information, citizenship or any other characteristic protected by law. We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment.

Candidates who apply for roles through the Atrium website will be added to our candidate pool and may be considered for additional roles of a similar title. Please contact us to request an accommodation.

EOE/M/F/D/V/SO

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