Senior HR Business Partner, EPD

Horizon3.ai, Inc.

Job Overview

Location

US, Remote

Job Type

Full-time

Full Job Description

📋 Description

• Partner with Engineering, Product, Design, Security Research, and Data leaders to scale high-performing organizations while supporting delivery of an ambitious product roadmap.
• Advise leaders on organizational design, workforce planning, and resourcing strategies to ensure teams are structured to meet evolving business and product priorities.
• Coach managers and leaders through the challenges of hypergrowth, including scaling teams, leading through change, developing talent, and building strong management practices.
• Help leaders build high-performing organizations through clear expectations, accountability, continuous feedback, and consistent performance standards.
• Partner with Engineering leadership and Finance on headcount planning, hiring prioritization, and organizational investments aligned to roadmap delivery and business goals.
• Drive talent reviews, calibration, succession planning, and promotion discussions to build leadership bench strength and support long-term organizational growth.
• Use organizational health, engagement, attrition, and workforce data to proactively identify risks, inform decisions, and improve team effectiveness.
• Support leaders through organizational changes, ensuring teams remain aligned, engaged, and able to execute as the business scales.
• Accelerate the effectiveness of new managers and leaders through coaching, onboarding, and ongoing leadership development.
• Manage employee relations matters with sound judgment, balancing business objectives, employee experience, and organizational risk.
• Partner with People Operations to build scalable people programs, processes, and manager enablement that support a rapidly growing technical organization.
• Serve as a trusted thought partner who brings data, business insight, and practical solutions to help leaders make informed people decisions and execute with confidence.

🎯 Requirements

• 7–10 years of HR Business Partner experience supporting high-growth technology organizations.
• Experience partnering with Engineering, Product, or other technical organizations through periods of rapid growth and change.
• Strong business acumen with the ability to translate business priorities into practical people strategies.
• Proven ability to influence and coach leaders at all levels using data, sound judgment, and credibility.

🏖️ Benefits

• Inclusive Team: We value diversity and promote an inclusive culture where everyone can thrive.
• Growth Opportunities: Be part of a dynamic and growing team with numerous career development opportunities.
• Innovative Culture: Work in a collaborative environment that encourages creativity and out-of-the-box thinking.
• Hybrid & Remote Work: We embrace a mix of remote and hybrid work models depending on role and location, including our Chicago office, where some roles require regular in-office presence.
• Competitive Compensation: We offer competitive salary, equity and benefits. Our benefits include health, vision & dental insurance for you and your family, a flexible vacation policy, and generous parental leave.

Skills & Technologies

Senior

Remote

$150k-185k

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Horizon3.ai, Inc.

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About Horizon3.ai, Inc.

Horizon3.ai provides autonomous security testing and attack surface management software. Its NodeZero platform continuously assesses enterprise networks, clouds, and applications to find exploitable weaknesses, validate fixes, and prioritize risks. The company serves Fortune 500, government, and mid-market organizations seeking proactive defense without manual red teams.

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