Horizon3.ai

Product Marketing

• Acting as the HRBP to GTM leaders (Sales, CS, Marketing), deeply understanding revenue drivers, segment strategy, and regional expansion plans
• Partnering with GTM leadership to translate business goals (quota attainment, pipeline growth, retention) into org design, talent, and performance strategies
• Coaching frontline and second-line sales leaders on performance management, accountability, and building high-performing teams in a quota-driven environment
• Supporting manager effectiveness in GTM, including inspection rigor, feedback culture, and consistent performance standards across segments (e.g., SDR, AE, CS)
• Driving performance management processes (goal setting, reviews, calibration) with a focus on differentiating top vs. low performers in a revenue context
• Identifying and addressing performance, retention, and engagement risks within GTM teams using data (attrition, ramp, productivity)
• Advising on org structure and coverage models (territories, segments, pods) to support scale and efficiency
• Partnering closely with RevOps and Finance to align headcount planning, productivity expectations, and compensation considerations
• Leading talent reviews and succession planning for key GTM roles, ensuring strong bench and internal mobility
• Supporting onboarding and ramp programs for new managers and leaders in GTM, with a focus on speed to productivity
• Managing employee relations issues within GTM teams with sound judgment, balancing business needs, fairness, and risk
• Partnering with People Ops on compensation questions, performance philosophy, and scalable programs tailored to GTM needs
• Using data and insights to proactively guide decisions, not just respond to issues

Senior HR Business Partner, GTM

Marketing

• Design, manage, and report on performance-driven incentive programs, including rebates and SPIFFs.
• Own the Partner experience of the Partner Relationship Management (PRM) platform including content management, journey building, and page design.
• Execute program launches, such as the Partner Advisory Council (PAC) and the Global Partner Conference (GPC).
• Collaborate with Partner Business Managers (PBMs) and Field Marketers to develop and execute quarterly joint marketing plans.
• Work cross-functionally to design and execute localized webinar series and regional campaigns.
• Manage annual partner awards and appreciation programs to celebrate elite performance.
• Develop "campaign-in-a-box" packages, tactical playbooks, and partner templates.
• Own the global partner communication strategy, including newsletters, webinars, and nurture tracks.
• Facilitate ongoing partner engagement through various channels.

Partner Marketing Manager

Marketing Operations

• Optimize marketing tech stack and improve funnel performance
• Manage moderately complex projects with minimal direction
• Partner with campaign managers to execute marketing programs and ensure proper tracking
• Leverage AI tools for improved team efficiency
• Monitor marketing data quality and troubleshoot issues
• Build dashboards and reporting to track KPIs and campaign ROI

Marketing Operations Manager

Account Executive

• Driving sales growth and expanding the customer base in the cybersecurity technology sector
• Acquiring new accounts, building strong customer relationships, and ensuring customer satisfaction and retention
• Establishing and nurturing Channel Partner relationships
• Managing all aspects of the sales process, including qualification, proof of value, forecasting, negotiation, and deal closure
• Managing and driving the post-proof of value ROI process

Mid-Enterprise Account Executive

General Counsel

• Draft, review, and negotiate a high volume of commercial agreements, including NDAs, SaaS subscription agreements (MSAs), order forms, and DPAs.
• Support Sales and Customer Success teams in closing deals efficiently while aligning with company risk guidelines.
• Partner closely with Sales and RevOps to keep deals moving and unblock contract-related issues.
• Use and help maintain standard templates, clause libraries, and negotiation guidelines.
• Work with internal teams (Sales, RevOps, and Security/Privacy) to ensure contract terms align with our business and product.

Commercial Counsel

Engineering Manager

• Lead the team that provides the internal data platform that powers analytics and operational decision-making across Horizon3
• Drive and lead execution on a modernization of Horizon3’s data architecture.
• Define data quality and timeliness standards. Drive data quality, observability and pipeline robustness efforts to provide reliable and performant access to data to consumers.
• Act as a product owner to capture needs of product teams, BI teams, and other customers and manage the roadmap of data engineering initiatives.
• Grow a team of data engineers, infrastructure engineers, and data analysts. Establish a culture of collaboration and engineering excellence.

Senior Engineering Manager, Data Engineering

Sales Development Rep

• Identify and secure new sales opportunities by initiating outbound cold calls, crafting compelling emails, leveraging social media platforms, and tapping into various communication channels.
• Promptly follow up with inbound leads to ensure no opportunity is missed, demonstrating attentiveness and professionalism in every interaction.
• Use professional communication skills and create an excellent first impression to prospects. Instigate a strong strategy to attract customers, using email and call scripts.
• Utilize prospecting and research tools like LinkedIn Sales Navigator, Seamless.ai, etc. to coordinate with assigned reps to identify potential opportunities; implement effective handoff plans, and prepare for qualification calls and discovery meetings with target prospects.
• Manage scheduling and calendaring of sales calls, emails and other engagements.
• Keep track of leads and execute with agility by developing and following up.
• Effectively collaborate and work cooperatively with cross-functional teams (Product, Engineering, Legal, Policy, Operations, etc.) across initiatives.
• Strategise with the team to innovate and improve the overall sales development process.
• Stay up to date and informed with product and service information. Maintain expected knowledge of the products to answer potential questions from customers.
• Setting, monitoring, and striving to exceed sales goals, ensuring consistent progress towards achieving targets.

Senior Sales Development Representative

Sales Engineer

• Horizon3AI is committed to defending businesses from the ever-growing threat landscape. Our advanced solutions and expert team provide unparalleled security for our clients. We are looking for a passionate Sales Engineer/Solutions Architect to join our team and help prospects and clients understand the true value and capabilities of our product(s) and services.
• Technical expertise - Must demonstrate deep knowledge of our cybersecurity products and services, assisting the sales team in presenting and position them to prospects and clients.
• Customer engagement - Must meet with potential customers to understand their cybersecurity needs, challenges, and infrastructure, ensuring that our solutions are the perfect fit for them.
• Product demonstrations - Provide live demos and proof of concepts for our cybersecurity solutions, tailoring each demo to the specific needs and concerns of the potential customer.
• Solution development - Will work closely with the sales and product teams to design and refine our solutions based on customer needs.
• Technical training - train the sales team on the technical aspects of our products to enhance their ability to sell more effectively.
• Feedback loop - relay feedback from the field to our product and engineering teams, contributing to the ongoing improvement of our product.
• RFP/RFI assistance - Assist in answering technical sections of RFPs and RFIs.
• Post-sales support - On rare occasions, assist in post-sales processes to ensure the smooth implementation and satisfaction of our customers.

Senior Sales Engineer

Operations

• Help stand up and operationalize our new Chicago office, bringing a thoughtfully designed space to life and ensuring it runs smoothly from day one
• Own the day-to-day operations of the Chicago hub, ensuring a high-quality, seamless employee experience
• Manage vendors, supplies, office services, and on-site logistics
• Support in-office events, team gatherings, and leadership visits
• Act as the local point of contact for employees, leaders, and cross-functional partners
• Maintain a workplace that reflects our culture: high ownership, low friction, high trust
• Partner with Sr. Director, People Operations, Finance, and the broader leadership team to define our U.S. workplace strategy
• Evaluate new market opportunities (e.g., NYC, D.C.) based on business needs, hiring plans, and cost considerations
• Translate ambiguous requirements into clear scopes, options, and recommendations
• Lead end-to-end office expansion projects, including market research and location evaluation, scoping trips and on-the-ground assessments, and requirements gathering from business stakeholders
• Partner cross-functionally (People, Finance, IT, Security) to ensure alignment and execution.

Office Operations Manager

Product Manager

• Own the product roadmap for your offensive product area(s), from discovery through launch and iteration
• Define attack capabilities in collaboration with offensive security engineers
• Drive consequence-first thinking to demonstrate business impact of attack paths
• Partner with Engineering leadership to align priorities and manage trade-offs
• Engage directly with customers to understand their needs for NodeZero
• Collaborate cross-functionally to support launches and commercial deals
• Define and track success metrics around attack path coverage and customer adoption
• Contribute to product strategy alongside senior management

Senior/Staff Product Manager, Offense

Sales

• Lead and develop a Commercial sales team (Jr AEs, Commercial AEs), including hiring, onboarding, coaching, and day-to-day management.
• Own pipeline and revenue targets for the Commercial/Small Business segment and guide the team toward consistently meeting or exceeding them.
• Build and refine inbound and outbound motions for small business customers, including campaigns, sequences, and industry-specific plays that can be tested and scaled.
• Partner with Marketing, Sales Operations, Product, Solutions Engineering, and Alliances to design and execute integrated programs that drive quality pipeline and predictable progression.
• Establish and run a regular operating rhythm for the team, including:
• - Clear goals and expectations.
• - Ongoing coaching and feedback in 1:1s and team settings.
• - Use of data and dashboards to spot trends, identify gaps, and celebrate wins.
• Provide forecasting and reporting on team performance, pipeline health, and key productivity metrics to sales leadership.

Manager, Commercial Sales

Artificial Intelligence

• Break AI and agentic systems and translate that research into automated, repeatable attack modules for NodeZero.
• Design and execute prompt injection and defense evasion attacks, focusing on generalized, reusable patterns.
• Conduct tool-use exploitation, abusing LLM agents’ access to code, file systems, APIs, and databases for attacker-realistic outcomes (e.g., context poisoning, RCE, data exfiltration, privilege escalation).
• Target AI infrastructure (model serving, training pipelines, vector databases, GPU/MLOps tooling) with an understanding of real-world enterprise deployments and misconfigurations.
• Research and apply model and supply chain attacks (poisoning, training data extraction, adversarial inputs, deployment pipeline abuse).
• Perform threat modeling for agentic systems, mapping trust boundaries and attack surfaces and turning them into concrete attack paths.
• Apply a strong productization mindset, turning manual techniques into safe, reliable, and scalable automated tooling.
• Build and extend LLM-powered applications (prompting, structured output, agentic workflows).
• Design with production concerns in mind: cost, safety and hallucination guardrails, reliability, and observability.
• Design and extend microservices that orchestrate LLM tasks and integrate with NodeZero and related offensive workflows.

Staff Attack Engineer, AI/LLM

• Lead our Integrations & API team within our Application Platform team.
• Push existing APIs to be first-class citizens, building a consistent, well-documented foundation for integrations.
• Build strategic integrations to unlock critical new features from users' systems.
• Drive long term sustainable strategy around integrations — evaluate the existing market and partner closely with product to understand customer needs.
• Execute targeted short term plays feeding into the longer product vision.

Senior Engineering Manager – Integrations, APIs

Technical Recruiter

• Partner closely with hiring managers and leadership to attract, engage, and close top technical talent.
• Own full-cycle recruiting across key roles (Engineering, Product, and Design) with a strong focus on building high-quality, diverse pipelines.
• Drive recruiting strategy end-to-end — from sourcing and outreach to process design, candidate experience, and closing.
• Develop creative strategies to identify and engage top cyber and non-cyber talent.
• Continuously evaluate and rebuild recruiting processes that are no longer serving the business.
• Shape how we recruit as a company, bringing ideas, data, and creativity to improve our processes and outcomes.

• Develop and execute a comprehensive Mid-Enterprise sales strategy
• Hire, lead, coach, and mentor a team of high-performing Mid-Enterprise Account Executives
• Build and maintain relationships with key customers, stakeholders, and partners
• Drive a “channel first” go-to-market strategy
• Collaborate with cross-functional teams to align sales strategy
• Conduct market research and competitive analysis
• Develop and maintain a deep understanding of the cybersecurity industry and products