Responsibilities

We are looking for an experienced, strategic HR Business Partner who operates with conviction and urgency to help Horizon3 scale through its next phase of growth. You will partner with leaders across corporate functions such as Finance, Legal, and IT/Security to build the organizational structure, leadership capability, and talent strategies needed to support a rapidly growing global business.
This role requires proven experience supporting high-velocity growth and leading organizational design and workforce planning. You understand how corporate functions evolve as a business scales and can help leaders anticipate capability gaps, clarify accountability, and sequence investments to balance growth, efficiency, and operational discipline.
Working alongside a growing team of HRBPs and People Ops partners, you will translate business priorities into practical people strategies and drive execution. You bring the judgment to advise senior executives, the confidence to challenge assumptions, and the willingness to work hands-on as we build.
This role will be responsible for...
Serving as a trusted advisor to G&A executives, translating global expansion priorities into organizational structures, leadership capabilities, and talent plans that enable the business to scale.
Leading organizational design for global corporate functions, clarifying what should be centralized, regional, or local and establishing clear accountability across teams and geographies.
Partnering with Finance, Legal, IT/Security, and People Ops to anticipate the capabilities and staffing required for new market entry, entity expansion, and increasing international complexity.
Building workforce plans across growth scenarios, prioritizing critical roles, evaluating talent locations, and sequencing hiring to establish capacity ahead of business needs.
Helping leaders evolve G&A operating models to support a larger global footprint, strengthening cross-functional coordination, regional coverage, and service delivery.
Coaching executives and managers on leading globally distributed teams, delegating effectively, and maintaining consistent performance expectations across regions.
Guiding organizational change as functions expand, including new leadership layers, regional responsibilities, reporting relationships, and transitions in ownership.
Leading talent reviews and succession planning to strengthen the global leadership bench, reduce dependency on key individuals, and develop talent for broader scope.

Senior People Partner, G&A at horizon3ai · LumiJobs

Senior People Partner, G&A

Responsibilities

Benefits

Company

horizon3ai

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