Senior Manager, FP&A

Get to Know Us

Horizon3.ai is a fast-growing, remote cybersecurity company dedicated to the mission of enabling organisations to proactively find and fix and verify exploitable attack vectors before criminals exploit them. Our flagship product, the NodeZeroTM platform, delivers production-safe autonomous pentests and other key assessment operations that scale across the largest internal, external, cloud, and hybrid cloud environments. NodeZero has been adopted by organisations of all sizes, from small educational institutions to government agencies and Global 100 enterprises. It is used by ITOps/SecOps teams, consulting pentesters, and MSSPs and MSPs.

We are a fusion of former U.S. Special Operations cyber operators, startup engineers, and formerly frustrated cybersecurity practitioners. We're committed to helping solve our common security problems: ineffective security tools, false positives resulting in alert fatigue, blind spots, "checkbox” security culture, cybersecurity skills shortage, and the long lead time and expense of hiring outside consultants. Collectively, we are a team of learn it alls, committed to a culture of respect, collaboration, ownership, and results.

What You’ll Do

• Partner cross-functionally — Serve as a trusted advisor to leaders in Sales, Marketing, Engineering, and Customer organizations, translating financial insights into strategies that drive growth and efficiency.

• Build FP&A infrastructure from the ground up — Design scalable processes, reporting packages, and KPIs that provide clarity and accountability across the business.

• Lead forecasting and budgeting cycles — Provide guidance and support on the annual budget and quarterly forecast processes in partnership with department leaders to deliver accurate, actionable financial plans.

• Provide strategic analysis — Deliver forward-looking insights on business performance, resource allocation, and investment opportunities to help leadership make data-informed decisions.

• Implement forecasting tools — Assist in the selection and rollout of FP&A systems to streamline data accuracy and enable real-time decision-making.

What You’ll Bring

• 7+ years of FP&A experience in a SaaS or high-growth tech environment, ideally with exposure to cybersecurity or enterprise software.

• Proven success building and improving forecasting and budgeting processes — from spreadsheets to scalable systems — including tool implementation.

• Strong stakeholder management experience with cross-functional teams, influencing decisions and driving alignment across go-to-market and technical functions.

• Advanced analytical and modeling skills with an ability to distill complex data into clear narratives and recommendations.

• A builder mindset — proactive, resourceful, and comfortable operating with limited structure as you help scale a finance organization in hypergrowth.

• Strong communication skills and ability to collaborate cross-functional with multiple levels of management

Perks of Horizon3.ai

• 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.

• Remote Work: We are a 100% remote company. Enjoy the flexibility to work in the way that supports you and brings out your best.

• 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.

Compensation and Values

At Horizon3, we believe that our people are our greatest asset, and our compensation philosophy reflects this core value. We are committed to fostering an environment where all employees feel valued, respected, and rewarded for their contributions. Our compensation structure is designed to be fair, competitive, and transparent, ensuring that every team member is recognized and compensated equitably across roles, levels, and locations.

In accordance with various State’s transparency regulations, we provide the following salary range information for this position:

• Total Compensation: $145,000- $180,000 annually. The exact salary will be determined based on the selected candidate’s location, qualifications, experience, and relevant skills. We believe in fair and competitive pay. To reflect differences in local markets, our salary bands are set by geographic tier (Tier 1 or Tier 2) and will be applied based on the candidate’s location.

• Additional compensation: All full-time roles are eligible for an equity package in the form of stock options.

You Belong Here

Horizon3.ai is not just an equal opportunity employer - we are a community that values diversity, equity, and inclusion as fundamental principles of our culture and success. We are dedicated to fostering a workplace where everyone feels welcome and respected, regardless of race, color, religion, sex, national origin, age, disability, veteran status, sexual orientation, gender identity or expression, genetic information, marital status, hair length or any other legally protected status by law.

Our commitment to diversity and inclusion means we strive to attract, develop, and retain a workforce that reflects the varied communities we serve. We believe that diverse perspectives drive innovation and strengthen our ability to create cutting-edge cybersecurity solutions. At Horizon3.ai, every team member is valued and supported in an environment that encourages personal and professional growth.

We welcome candidates from all backgrounds and experiences, and we encourage all qualified individuals to apply. Come be a part of Horizon3.ai, where your unique contributions are recognized, and your potential is limitless.

Other Duties

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee. Duties, responsibilities, and activities may change at any time with or without notice.

Application Note

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