Senior HR Business Partner, Horizon3
EPD
$150-185k
+ Stock options
More information about location
Autonomous security solutions
Be an early applicant
Autonomous security solutions
201-500 employees
Be an early applicant
$150-185k
+ Stock options
More information about location
201-500 employees
Company mission
To help find and fix attack vectors before attackers can exploit them.
Role
Who you are
- 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
- Experience with organizational design, workforce planning, talent management, and performance management
- Strong judgment in employee relations and navigating complex people situations
- Ability to thrive in a fast-paced, ambiguous environment with a builder mindset
- Experience supporting globally distributed teams across multiple time zones
- Deep knowledge of HR practices, employment law, and scalable people programs
What the job involves
- We are looking for an experienced, savvy HR Business Partner who operates with conviction and urgency to help Horizon3.ai scale through its next phase of growth
- The People team is evolving quickly to support a high-growth business, and we are looking for teammates who are thoughtful, collaborative, and excited to build and scale programs that drive real business impact
- As an HRBP, you will partner closely with leaders and employees across our Engineering, Product, Design, Security Research, and Data organizations to help scale high-performing teams during a period of rapid company growth
- You will serve as a trusted advisor to leaders as they navigate organizational change, develop managers, build strong teams, and translate ambitious business goals into people strategies that enable execution
- Working alongside a growing team of HRBPs and People Ops partners, you will help shape and execute HR strategy, bringing a balance of strategic thinking and hands-on execution. This role requires someone who is comfortable operating in ambiguity, building as they go, and helping leaders successfully scale organizations in a fast-moving environment
- Partnering with Engineering, Product, Design, Security Research, and Data leaders to scale high-performing organizations while supporting delivery of an ambitious product roadmap
- Advising leaders on organizational design, workforce planning, and resourcing strategies to ensure teams are structured to meet evolving business and product priorities
- Coaching managers and leaders through the challenges of hypergrowth, including scaling teams, leading through change, developing talent, and building strong management practices
- Helping leaders build high-performing organizations through clear expectations, accountability, continuous feedback, and consistent performance standards
- Partnering with Engineering leadership and Finance on headcount planning, hiring prioritization, and organizational investments aligned to roadmap delivery and business goals
- Driving talent reviews, calibration, succession planning, and promotion discussions to build leadership bench strength and support long-term organizational growth
- Using organizational health, engagement, attrition, and workforce data to proactively identify risks, inform decisions, and improve team effectiveness
- Supporting leaders through organizational changes, ensuring teams remain aligned, engaged, and able to execute as the business scales
- Accelerating the effectiveness of new managers and leaders through coaching, onboarding, and ongoing leadership development
- Managing employee relations matters with sound judgment, balancing business objectives, employee experience, and organizational risk
- Partnering with People Operations to build scalable people programs, processes, and manager enablement that support a rapidly growing technical organization
- Serving as a trusted thought partner who brings data, business insight, and practical solutions to help leaders make informed people decisions and execute with confidence
Our take
In an era marked by escalating cyber threats and data breaches, safeguarding digital assets has become a high priority across all industries. Amid this landscape, Horizon3.ai stands out as an autonomous security solution by addressing the critical need for robust cybersecurity.
At the heart of Horizon3.ai's mission is NodeZero™, a platform designed to elevate proactive security measures. Using this, customers can verify their security posture and identify potential vulnerabilities through self-service. This proactive approach to cybersecurity effectively thwarts potential exploits and ensures the integrity of their digital infrastructure.
With 2025 funding in hand, the company is poised to further its ambition to develop into an industry-leading cybersecurity company. The infusion of funds will be channelled towards expanding its partner network, refining its offerings and entering the US government market. Horizon3 aims to establish itself as a pivotal player in the evolving autonomous security landscape, a highly lucrative market valued at $80 billion.
Kirsty
Company Specialist at Welcome to the Jungle
Insights
-8% employee growth in 12 months
Company
Funding (last 2 of 6 rounds)
Jun 2025
$100m
SERIES D
Aug 2023
$40m
SERIES C
Total funding: $187m
Company benefits
- Growth Opportunities: Be part of a dynamic and growing team with numerous career advancement opportunities
- Innovation-Driven Culture: Work in a collaborative environment that encourages creativity and out-of-the-box thinking
- Flexible Work Environment: Enjoy the convenience and work-life balance that comes with remote work
- Inclusive and Diverse Team: We value diversity and promote an inclusive culture where everyone can thrive
Company HQ
SoMa, San Francisco, CA
Leadership
Snehal Antani
(Co-Founder & CEO)Graduated from the Rensselaer Polytechnic Institute with an MS in Computer Science. Previously worked at IBM as a Lead Architect, at GE Capital as the CIO of Distribution Finance and Splunk as the SVP & GM of Business Analytics & IoT.
Anthony Pillitiere
(Co-Founder)Graduated from the University of Maryland with a Bachelor's Degree in Computer Systems Networking and Telecommunications. Previously worked at the United States Air Force in multiple roles, including Deputy Chief Technology Officer.
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