Get to Know Us

Horizon3.ai 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.

What You’ll Do

The Channel Sales Engineer is responsible for supporting Horizon3.ai’s channel ecosystem by enabling managed service partners to design, demonstrate, and deliver NodeZero-powered offerings to their customers. This role is partner-focused, requiring a balance of technical expertise, pre-sales support, and enablement skills. The Sales Engineer will ensure that MSP/MSSP partners are technically capable, strategically aligned, and empowered to independently deliver and expand Horizon3.ai’s value within their customer base. This role will focus on our partners in the DACH region.

Key Responsibilities

• Partner Enablement

  • Deliver technical training, workshops, and certifications to ensure MSP/MSSP partners can independently position and deliver NodeZero.

  • Assist partners in building repeatable service offerings around continuous pentesting, compliance validation, and attack surface management.

  • Develop technical collateral, playbooks, and best practices to support partner go-to-market strategies.

• Pre-Sales & Technical Advisory

  • Support MSP/MSSP partners in customer-facing opportunities by delivering demos, presentations, and proofs-of-value (POVs).

  • Collaborate with Horizon3.ai’s channel sales managers to align partner capabilities with customer requirements.

  • Provide guidance on solution design, service integration, and technical scoping for partner-driven opportunities.

• Collaboration & Feedback

  • Act as a trusted advisor to partners on offensive security and evolving threat landscapes.

  • Gather partner and customer insights to inform Horizon3.ai’s product roadmap and enablement strategies.

  • Build strong working relationships with Sales, Product, and Customer Success to ensure partner success.

Qualifications & Experience

• Bachelor’s degree in Computer Science, Cybersecurity, Information Technology, or equivalent experience.

• 3–7+ years in a pre-sales, technical consulting, SOC, or red team role; MSP/MSSP or cybersecurity services experience highly preferred.

• Strong knowledge of offensive and defensive security, penetration testing methodologies, vulnerability management, and security operations.

• Familiarity with managed services delivery models, SOC workflows, SIEM, SOAR, EDR, PTaaS and MDR.

• Proficiency with cloud (AWS, Azure, GCP), identity systems (AD/AAD), and networking fundamentals.

• Excellent communication and presentation skills across technical and business stakeholders.

• Experience in partner enablement or channel ecosystems is strongly preferred.

• Certifications such as OSCP, OSCE, CISSP, CEH, CompTIA Security+, or cloud security certifications are desirable.

• Fluent in German and English

Core Competencies

• Partner Enablement – ability to upskill partners and develop scalable enablement programs.

• Technical Depth – expertise in offensive security and managed security operations.

• Collaboration – works effectively with internal teams and external partners.

• Business Acumen – aligns technical solutions with partner and customer business goals.

• Proactive Mindset – anticipates partner needs and drives adoption without requiring direction.

Performance Indicators

• Partner technical readiness (training completions, certifications, enablement metrics).

• Increase in independent partner-led NodeZero opportunities.

• Growth in MSP/MSSP revenue contribution.

• Partner satisfaction and engagement scores.

Contribution of partner feedback to product and service improvements.

Travel Required

This role is fully remote, and this job may require up to 50% of travel to be successful. Job-related travel expenses are reviewed and must be approved by your manager.

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.

• Competitive Compensation: We offer competitive salary, equity and benefits.

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.

• Depending on experience, the compensation range for this position is: €160,000 - €190,000 OTE 70/30 split 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.