Human Resources Manager (Boston)

Sparks Group has partnered with a global B2B technology company to find a strategic, hands-on Human Resources Manager to architect and lead all people functions across the parent company and four rapidly scaling business units. This is a high-impact leadership role responsible for building a cohesive, future-ready HR infrastructure while tailoring people strategies, compliance frameworks, and talent operations to the unique needs of each entity and jurisdiction.

The ideal candidate is energized by high-growth environments and thrives in building from the ground up—bringing both vision and execution. You’ll operate as a true partner to leadership, shaping organizational design, driving scalable people programs, and ensuring a best-in-class employee experience across a complex, multi-entity landscape.

Strategic HR Leadership

• Develop and execute the multi-entity HR strategy aligned with companywide goals.
• Build scalable People Ops systems that function across U.S. and international subsidiaries.
• Advise executive leadership on org design, workforce planning, and change management.
• Serve as a trusted partner in supporting culture, employee engagement, and cross-entity alignment.

People Operations & Compliance

• Create, maintain, and enforce HR policies, handbooks, and SOPs for each entity.
• Ensure compliance with labor laws across multiple jurisdictions (U.S., MX, EU, etc.).
• Oversee payroll operations, benefits administration, time-off policies, and local compliance requirements for each country/entity.
• Manage onboarding and offboarding processes, equipment provisioning, and HRIS upkeep (Gusto, Deel, etc.).
• Own immigration, contractor classification, and cross-border employment requirements.
• Develop performance management cycles (90-day, 6-month, annual reviews).
• Implement professional development programs, L&D initiatives, and internal mobility pathways.

Employee Relations & Culture

• Promote a positive, inclusive culture across all subsidiaries and remote teams.
• Lead conflict resolution, investigations, disciplinary processes, and sensitive employee matters.
• Build engagement programs, company-wide communication frameworks, and all-hands processes.

HR Infrastructure & Systems

• Implement and manage HRIS, payroll, MDM, and performance tools across entities.
• Own data integrity, reporting dashboards, and headcount analytics.
• Create unified documentation (Confluence Employee Hub, onboarding flows, policy libraries).

Cross-Entity Leadership

• Serve as the centralized HR lead for the parent company while supporting entity-specific needs
• Adapt HR processes to each entity’s regulatory, payroll, and staffing requirements.
• Build and manage localized HR leads or external HR partners as needed.