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Horizon3.ai

Remote Jobs

Continuous, autonomous pentesting, powered by NodeZero. Are your systems secure? Don't wait for a breach to find out!

128 open rolesTeam 51,200Since 2019H1B No SponsorLatest: Jul 9, 2026, 9:54 PM UTCCompany SiteLinkedIn
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128 Jobs

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Senior Engineering Manager, Clients Team

Horizon3.ai

Continuous, autonomous pentesting, powered by NodeZero. Are your systems secure? Don't wait for a breach to find out!

Full TimeRemoteSeniorTeam 51-200Since 2019H1B No Sponsor

• Lead the Client team, responsible for software shipped into customer environments • Manage CI/CD Workflows and Runner Updates • Ship Software to Customer Environments • Build, mentor, and grow a strong engineering team • Act as a Product Owner, collaborating with product managers, security researchers, and customer success teams

United States
$260K - $280K / year
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Regional Sales Manager – Public Sector

Horizon3.ai

Continuous, autonomous pentesting, powered by NodeZero. Are your systems secure? Don't wait for a breach to find out!

Sales1 day ago
Full TimeRemoteSeniorTeam 51-200Since 2019H1B No Sponsor

• Responsible for driving sales growth and expanding Horizon3.ai's footprint across UK public sector organisations • Focus on acquiring new accounts within local government, NHS, healthcare bodies, local authorities, blue light services, and higher education institutions • Building strong relationships and ensuring customer satisfaction • Driving long-term retention • Establishing and nurturing Channel Partner relationships • Managing all aspects of the sales cycle including qualification, negotiation, and deal closure

United Kingdom
£200K - £250K / year
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Customer Success Manager

Horizon3.ai

Continuous, autonomous pentesting, powered by NodeZero. Are your systems secure? Don't wait for a breach to find out!

Full TimeRemoteSeniorTeam 51-200Since 2019H1B No Sponsor

• Manage a portfolio of EMEA customers as their primary post-sales technical advisor, developing a deep understanding of the NodeZero platform to guide successful adoption • Cultivate champions with security leaders—from analysts to CISOs—and guide them through the lifecycle of adoption, expansion, and advocacy • Deliver technical onboarding and enablement to drive adoption of NodeZero, including advanced features like Tripwires, Insights, and Rapid Response, ensuring customers realize maximum value • Proactively identify customer needs and potential challenges, suggesting solutions that improve their experience and enhance their cybersecurity posture • Partner closely with IT and Security teams (SOC, red/blue teams, AppSec, etc.) to help interpret pentest results, prioritize remediation, and guide long-term offensive security strategy • Collaborate closely with Sales and Renewals teams to drive retention and growth by identifying expansion opportunities, aligning on account strategy, and ensuring a seamless renewal process • Act as a customer advocate, relaying customer feedback and technical issues to our internal teams to help drive the evolution of our product and services • Conduct regular check-ins and quarterly business reviews to align on strategy, secure executive buy-in, and showcase business outcomes • Contribute to documentation, training materials, and repeatable playbooks to scale technical success across the region • Maintain detailed records of customer health and touchpoints using internal CS platforms

United Kingdom
£85K - £120K / year
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Senior HR Business Partner – EPD

Horizon3.ai

Continuous, autonomous pentesting, powered by NodeZero. Are your systems secure? Don't wait for a breach to find out!

Full TimeRemoteSeniorTeam 51-200Since 2019H1B No Sponsor

• Partnering with Engineering, Product, Design, Security Research, and Data leaders to scale high-performing organizations while supporting delivery of an ambitious product roadmap. • Advising leaders on organizational design, workforce planning, and resourcing strategies to ensure teams are structured to meet evolving business and product priorities. • Coaching managers and leaders through the challenges of hypergrowth, including scaling teams, leading through change, developing talent, and building strong management practices. • Helping leaders build high-performing organizations through clear expectations, accountability, continuous feedback, and consistent performance standards. • Partnering with Engineering leadership and Finance on headcount planning, hiring prioritization, and organizational investments aligned to roadmap delivery and business goals. • Driving talent reviews, calibration, succession planning, and promotion discussions to build leadership bench strength and support long-term organizational growth. • Using organizational health, engagement, attrition, and workforce data to proactively identify risks, inform decisions, and improve team effectiveness. • Supporting leaders through organizational changes, ensuring teams remain aligned, engaged, and able to execute as the business scales. • Accelerating the effectiveness of new managers and leaders through coaching, onboarding, and ongoing leadership development. • Managing employee relations matters with sound judgment, balancing business objectives, employee experience, and organizational risk. • Partnering with People Operations to build scalable people programs, processes, and manager enablement that support a rapidly growing technical organization. • Serving as a trusted thought partner who brings data, business insight, and practical solutions to help leaders make informed people decisions and execute with confidence.

United States
$150K - $185K / year
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Senior Manager, Recruiting Operations

Horizon3.ai

Continuous, autonomous pentesting, powered by NodeZero. Are your systems secure? Don't wait for a breach to find out!

Recruitment1 day ago
Full TimeRemoteSeniorTeam 51-200Since 2019H1B No Sponsor

• Own the recruiting tech stack end to end — ATS (Ashby), interview intelligence (BrightHire), evaluate sourcing and scheduling tools • Audit existing recruiting workflows and redesign for scale • Build and maintain recruiting metrics and reporting for leadership • Hire, manage, coach, and develop a high-performing team of Recruiting Coordinators • Drive initiatives that improve the candidate experience throughout the hiring process

United States
$170.1K - $210K / year
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Senior Technical Alliances Manager

Horizon3.ai

Continuous, autonomous pentesting, powered by NodeZero. Are your systems secure? Don't wait for a breach to find out!

Manager1 day ago
Full TimeRemoteSeniorTeam 51-200Since 2019H1B No Sponsor

• Own and manage relationships with two strategic technology alliance partners and one ecosystem partner category • Develop and execute annual partner plans, including joint value propositions, business cases, technical priorities, and GTM strategies • Drive partner-sourced and partner-influenced pipeline, revenue, and market expansion opportunities • Identify, prioritize, and advance technical integrations that strengthen the joint solution and create customer value • Serve as the primary cross-functional point of coordination between partner teams and Horizon3.ai product, engineering, sales, marketing, and leadership • Build and maintain executive, business, and technical relationships within partner organizations • Work with product and engineering to align integration priorities, define requirements, and help drive execution • Partner with sales and field teams to support account mapping, opportunity development, joint customer engagements, and strategic deal acceleration • Develop joint solution briefs, enablement content, demo strategies, and messaging that position the combined value of Horizon3.ai and partner technologies • Drive partner enablement activities, including internal training, field alignment, and partner-facing technical education • Help establish scalable operational processes for NFRs, partner onboarding, integration requests, certifications, and ongoing alliance management • Track and report on alliance performance, including pipeline impact, integration progress, partner engagement, and GTM outcomes

United States
$150K - $166.7K / year
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Senior Sales Engineer

Horizon3.ai

Continuous, autonomous pentesting, powered by NodeZero. Are your systems secure? Don't wait for a breach to find out!

Full TimeRemoteSeniorTeam 51-200Since 2019H1B No Sponsor

• 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.

Japan
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Enterprise Account Executive

Horizon3.ai

Continuous, autonomous pentesting, powered by NodeZero. Are your systems secure? Don't wait for a breach to find out!

Full TimeRemoteSeniorTeam 51-200Since 2019H1B No Sponsor

• Responsible for driving sales growth and expanding the customer base in the cybersecurity technology sector • Focus on acquiring new accounts, building strong customer relationships, and ensuring customer satisfaction and retention • Establish and nurture Channel Partner relationships with pre-existing connections with key resellers in the region • Manage all aspects of the sales process, including qualification, proof of value, forecasting, negotiation, and deal closure • Present and demonstrate Horizon3.ai solutions effectively in both virtual and in-person meetings

Texas
$300K - $350K / year
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FP&A Manager – Product & Engineering

Horizon3.ai

Continuous, autonomous pentesting, powered by NodeZero. Are your systems secure? Don't wait for a breach to find out!

Full TimeRemoteSeniorTeam 51-200Since 2019H1B No Sponsor

• Partner cross-functionally with leaders across Product and Engineering on budgeting, forecasting, and financial analysis to support growth and efficiency • Support headcount planning as the company scales rapidly, helping ensure alignment across hiring plans, budgets, and actuals • Build and scale FP&A processes, reporting packages, KPIs, and planning infrastructure, including support for rollout of our new planning tool • Perform strategic analysis on business performance, resource allocation, headcount, and investment opportunities to support data-informed decision-making • Work closely with Accounting and business partners to improve data accuracy, reporting consistency, and operating cadence

United States
$149.9K - $185K / year
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Mid-Enterprise Account Executive

Horizon3.ai

Continuous, autonomous pentesting, powered by NodeZero. Are your systems secure? Don't wait for a breach to find out!

Full TimeRemoteSeniorTeam 51-200Since 2019H1B No Sponsor

• Drive sales growth and expand customer base in the cybersecurity technology sector • Focus on acquiring new accounts, building strong customer relationships, and ensuring customer satisfaction and retention • Manage all aspects of the sales process from qualification through deal closure • Establish and nurture Channel Partner relationships • Present and demonstrate Horizon3AI solutions to prospects and clients • Collaborate effectively with distributed sales, support, and success teams

Nevada
$180K - $240K / year

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