Senior Engineering Manager, MSSP

🔥 13 hours ago

🇺🇸 United States – Remote

💵 $260k - $280k / year

⏰ Full Time

🟠 Senior

👮‍♀️ Software Engineering Manager

👻 Ghost score 20%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Horizon3.ai

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2019

🔒 Cybersecurity

🤖 Artificial Intelligence

☁️ SaaS

Cybersecurity • Artificial Intelligence • SaaS

Horizon3. ai is a cybersecurity company that specializes in autonomous penetration testing through its platform, NodeZero. The company's mission is to proactively identify and address attack vectors before they can be exploited, allowing organizations to continuously assess their security posture across various environments including cloud, IoT, and on-premises systems. Founded by veterans from the US Special Operations and National Security sectors, Horizon3. ai offers a self-service SaaS solution that provides organizations with insights into their security vulnerabilities without requiring persistent or credentialed agents.

📋 Description

• Own and scale the MSP/MSSP engineering team at Horizon3 • Drive NodeZero platform capabilities for Managed Service Providers and Managed Security Service Providers • Build, mentor, and grow backend and full-stack engineering teams focused on multi-tenant platform capabilities • Define platform strategy for multi-tenancy, parent and sub-client relationships, tenant allocation, partner administration, client dashboards, co-branding, and white-labeling • Establish architecture for account hierarchies, delegated administration, tenant isolation, and partner-specific entitlement and licensing flows • Use design reviews, code reviews, and blameless retrospectives to promote engineering quality • Partner with Product, Customer Success, Partnerships, and Sales to align roadmaps with partner needs • Balance partner support and operational needs with platform improvements and new MSP/MSSP capabilities • Recruit, onboard, manage, mentor, coach, develop, recognize, and retain engineering talent • Lead horizontally with peer management and senior leadership

🎯 Requirements

• Demonstrated experience leading engineering teams building and operating multi-tenant SaaS platforms at scale • Strong technical background in multi-tenancy, account hierarchies, tenant isolation, delegated administration, and parent/sub-client models • Experience with partner or channel software models, including MSP, MSSP, OEM, white-label, reseller, or co-branded platforms • Proven track record taking complex platform capabilities from design through production and at-scale operation • Strong working knowledge of AWS, GCP, or Azure; AWS preferred • Experience with identity and access management, RBAC, authorization models, and enterprise account structures • Experience driving architecture decisions through structured design reviews, RFCs, or similar frameworks • Ability to write clear, durable process documentation • Comfort with modern backend languages such as Python or Go • Proven ability to hire, develop, and retain high-performing engineers in remote or distributed environments • Strong communication skills across technical and non-technical audiences • Ability to balance strategic roadmap delivery with partner support and operational needs • Background in cybersecurity or security platforms, third-party risk management, compliance-adjacent capabilities, licensing, entitlements, subscription management, or billing integrations is nice to have • Legally authorized to work in the United States

🏖️ Benefits

• Equity package in the form of stock options for all full-time roles • Health, vision, and dental insurance for you and your family • Flexible vacation policy • Generous parental leave • Career development opportunities • Inclusive and collaborative work culture • Remote and hybrid work models depending on role and location • Up to 10% business travel