Get to Know Us

Horizon3 is a fast-growing, remote cybersecurity company dedicated to the mission of enabling organizations 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 organizations 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.

About the role

Horizon3 is seeking a strategic, data-driven Sr. Customer Marketing Manager to engage the entire customer lifecycle from onboarding and adoption through retention, renewal, and expansion.

You will build scalable programs that turn customers into radical champions. Programs you own will also help them realize more value from Horizon3, increase product engagement, reduce churn risk, and create qualified upsell and cross-sell opportunities. You will partner closely with Customer Success, Sales, Product Marketing, Product, Revenue Operations, and Marketing to turn customer insights, product signals, and business priorities into measurable programs.

The ideal candidate is both a strategist and an operator who can design a lifecycle framework, launch campaigns, enable customer-facing teams, analyze results, and improve programs over time.

What you will do

• Own programs that engage the customer journey across onboarding, activation, adoption, engagement, retention, renewal support, and expansion.

• Define customer segments, lifecycle stages, journey maps, messaging, and campaign playbooks.

• Closely partner with the customer enablement team to market customer education, product engagement, onboarding, and lifecycle programs that help customers reach meaningful outcomes through increased adoption and expand their use of Horizon3 solutions.

• Develop proactive marketing programs that compliment retention and re-engagement programs for at-risk or under-engaged accounts using customer health, product usage, support, engagement, and renewal signals.

• Create signal-based upsell and cross-sell campaigns tied to customer needs, product usage, account changes, approaching renewals, and expansion fit. Route qualified opportunities to the appropriate CSMs and account executives.

• Equip Sales and Customer Success with customer-centric messaging, adoption toolkits, executive business review materials, ROI content, playbooks, trigger definitions, and follow-up paths.

• Partner with Product Marketing and Product to translate customer feedback into product communications, release messaging, educational content, and lifecycle campaigns.

• Work with Marketing Operations, Revenue Operations, and Customer Success Operations to improve segmentation, data quality, trigger detection, nurture, automation, attribution, and reporting.

• Build annual and quarterly customer marketing plans, manage budgets and resources, and lead cross-functional execution across Marketing, Sales, Customer Success, Product, and Operations.

• Establish dashboards and operating rhythms that connect lifecycle engagement to adoption, gross revenue retention, net revenue retention, renewal health, expansion pipeline, and influenced revenue.

• Lead a test-and-learn approach across programs by defining success metrics, analyzing performance, identifying optimization opportunities, and iterating on strategy, messaging, and execution to improve results over time.

• Present performance, insights, risks, and recommendations to marketing and cross-functional leadership, using data to prioritize improvements.

What you bring

• 7+ years of marketing experience, including 3 or more years in customer marketing, lifecycle marketing, customer success enablement, product marketing, or a related discipline.

• Experience building customer journeys and lifecycle programs across onboarding, activation, adoption, retention, renewal, and expansion.

• A track record of creating programs that improve product adoption, customer engagement, renewal outcomes, or expansion pipeline.

• Experience developing trigger-based or signal-based campaigns tied to customer health, product usage, account activity, or renewal timing.

• Experience partnering with Sales, Customer Success, Product Marketing, Product, Revenue Operations, and Marketing Operations.

• Strong understanding of B2B SaaS or cybersecurity buying cycles, customer stakeholders, and complex account environments.

• Strong analytical and operational skills, including the ability to connect campaign performance and customer behavior to business outcomes.

• Excellent project management skills and the ability to manage multiple priorities in a fast-moving environment.

• Experience managing budgets, agencies, contractors, or cross-functional workstreams.

Perks of Horizon3

• 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.

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:

• Base salary range: $145,000-$185,000 annually. The exact salary will be determined based on the selected candidate’s location, qualifications, experience, and relevant skills.

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

You Belong Here

Horizon3 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, 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, 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

In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information.