Executive Chief of Staff, Horizon3
$155-200k
+ Equity (Stock Options)
Autonomous security solutions
Job no longer available
Autonomous security solutions
201-500 employees
Job no longer available
$155-200k
+ Equity (Stock Options)
201-500 employees
Company mission
To help find and fix attack vectors before attackers can exploit them.
Role
Who you are
- This is a high-visibility role, ideal for someone who thrives at the intersection of strategy, operations, and culture
- 8+ years of experience in chief of staff, strategy, operations, program management, or related roles, ideally within a high-growth company
- Exceptional organizational skills with the ability to manage multiple priorities and stakeholders
- Strong strategic thinking combined with operational execution
- Experience leading large-scale events and executive-level meetings
- Outstanding communication and interpersonal skills; able to influence at all levels
- Proven ability to work with discretion, handle sensitive information, and build trusted relationships
What the job involves
- We are seeking an experienced and highly organized Executive Chief of Staff to partner closely with the Executive Team
- This role will act as a trusted advisor, ensuring alignment on strategic priorities, driving operational excellence across leadership, and enabling clear communication throughout the company
- The Executive Chief of Staff will oversee executive team rhythms (meetings, agendas, planning sessions, and offsites), track and drive progress on high-priority objectives, and do ad hoc analysis as needed
- They will also manage companywide events such as the annual company kickoff, and partner with the Sales Enablement team on sales kickoff planning
- They will manage and contribute to internal communications that keep employees informed, engaged, and connected to company strategy
- You'll drive effective executive team operations, including planning and facilitating meetings, creating agendas, capturing decisions, and tracking follow-up actions
- Coordinate executive offsites, ensuring alignment on strategic goals and outcomes
- Monitor and report progress against company OKRs and high-priority initiatives
- Partner with the CEO & executive leadership to set and maintain organizational priorities
- Translate strategic objectives into actionable plans and ensure accountability across stakeholders
- Identify and surface risks, gaps, and dependencies that may impact execution
- Lead the planning and execution of the annual company kickoff, ensuring seamless delivery of logistics, content, and experience
- Partner with Sales Enablement to execute sales kickoff
- Partner with the People and Communications teams to design and deliver executive and companywide communications
- Manage Company All-Hands events. Develop and delivery company-wide training (ad hoc)
- Draft talking points, presentations, and updates for executive leadership
- Ensure clarity and consistency of messaging across all communication channels
- Success in This Role Looks Like
- The executive team operates with clear alignment, focus, and efficiency
- Companywide and sales kickoffs are executed flawlessly, energizing employees and reinforcing strategic direction
- High-priority initiatives are tracked, communicated, and delivered on time
- Internal communications build transparency, engagement, and trust across the company
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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