Senior Commercial Counsel, Enterprise

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.

Role Overview

We are seeking a Senior Counsel, Enterprise to support a high volume of commercial transactions across our enterprise Sales, Channel/Alliances, and Customer Success teams. This role is well-suited for someone with 6-10 years of experience in SaaS or technology contracting who is looking to deepen their in-house experience in a fast-paced, high-growth environment.

You will be a key partner to the Enterprise go-to-market teams to review, negotiate, and close commercial agreements, with a focus on efficiency, consistency, and enabling deal velocity. Enterprise customers require an experienced negotiator who can deal with complex issues and protect Horizon3 while balancing the needs of a sophisticated customer base.

This is a hands-on, business-facing role where you’ll build strong relationships with Sales and cross-functional partners, apply practical judgment, and contribute to improving templates and processes as the company scales.

What You’ll Do

Commercial Transactions

• Draft, review, and negotiate a high volume of enterprise-focused commercial agreements, including:

  • NDAs, SaaS subscription agreements (MSAs), order forms, and DPAs

  • Evaluation and trial agreements

• Support Sales and Customer Success teams in closing deals efficiently while aligning with company risk guidelines

• Review and respond to customer contract requests, including redlines on standard agreements and occasional customer paper

Deal Support & Execution

• Partner closely with Sales and RevOps to keep deals moving and unblock contract-related issues

• Support enterprise business leaders

• Help balance speed and risk by providing clear, practical guidance to non-legal stakeholders

• Escalate more complex or non-standard issues appropriately

Templates & Process Improvement

• Use and help maintain standard templates, clause libraries, and negotiation guidelines

• Contribute to improving contract workflows and processes to support a high-volume sales environment

• Identify recurring issues and help drive consistency in how they’re handled

• Use of legal tech tools to streamline processing of agreements and deal close

Cross-Functional Collaboration

• Work with internal teams (Sales, RevOps, and Security/Privacy) to ensure contract terms align with our business and product

• Provide clear, concise guidance on common contract terms and when to involve Legal

• Support internal enablement efforts by helping stakeholders better understand standard terms and processes

What We’re Looking For

Required Qualifications

• J.D. (or equivalent) from an accredited law school; admitted to practice in at least one U.S. jurisdiction.

• 6-10 years of relevant experience at in-house, with a strong focus on commercial technology transactions.

• Direct experience with:

  • Negotiating SaaS or cloud-based software agreements (customer and, ideally, partner/channel deals).

  • Data protection/security issues in commercial contracts (e.g., DPAs, security exhibits, incident response, audit rights).

• Excellent contract drafting, negotiation, and communication skills, with the ability to give succinct, actionable advice to non-lawyers.

• Demonstrated ability to manage multiple deals and priorities in a fast-paced, high-growth environment.

• Demonstrated experience working with and advising senior sales leaders

Preferred Qualifications

• Experience in house legal within SaaS

• Experience supporting channel, MSP/MSSP, or distributor models.

• Familiarity with international contracting issues (e.g., cross-border data transfers, GDPR basics, export control).

• Comfort leveraging AI and legal tech tools to streamline drafting, review, and knowledge management.

• A plus to have prior cybersecurity experience.

Mindset & Working Style

• Business-minded and pragmatic: you balance risk mitigation with revenue enablement.

• Comfortable working independently but enjoy collaborating with Sales, Channel, Product, Finance, and Security.

• Strong ownership mentality; you like building and iterating on templates, processes, and playbooks—not just running them.

• Clear, calm communicator who can operate under time pressure and with incomplete information.

Why Join Horizon3 Legal

• Opportunity to join a high-impact legal team in a dynamic, fast-growing startup

• Work on front-line commercial and channel deals that directly drive revenue and strategic growth.

• Ability to work directly with sales leadership where your work is visible and your judgment is trusted.

• Competitive compensation, equity, and benefits in a fully remote, flexible environment.

• Significant opportunity for career growth as the company, and Legal team, continue to scale globally.

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: $162,000 - $200,000 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

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