Partner Development Manager, MSP Ecosystem

At Sentinel One, we are driven by a clear purpose: to give the advantage to those who secure our future. As AI reshapes how organizations build, operate, and innovate, the responsibility to protect them becomes more critical than ever. When you join Sentinel One, your work helps protect global enterprises, critical infrastructure, and the technologies shaping tomorrow. If you are motivated by meaningful challenges and want your impact to be real, measurable, and global, you will find purpose here.

Sentinel One is a company at the intersection of AI and security, pioneering a new operating model for cybersecurity. Our AI-native platform unifies protection across endpoint, cloud, identity, data, and AI systems to deliver autonomous detection and response with clarity and speed. By combining real-time analytics, intelligent automation, and a unified data foundation, we reduce noise, simplify complexity, and empower security teams to focus on what truly matters.

Our teams are builders, problem-solvers, and innovators committed to shaping the future of security. If you are excited to solve hard problems alongside talented, mission-driven people, we invite you to help us build a safer future for humanity.

We’re looking for people who are relentlessly curious and committed to continuous learning. AI is reshaping every function across our business, and we enable every team member, regardless of role or level, to build fluency in AI tools and concepts. Those who thrive here actively seek out new solutions, experiment thoughtfully, and apply what they learn to drive better, faster, smarter outcomes.

As a Partner Development Manager on Sentinel One’s Global MSP Ecosystem team, you’ll own account management, partner enablement, and partnership support for a defined, named set of MSP Ecosystem partners — that sell through MSPs. Unlike the regionally-aligned Partner Development Manager role, your book of business is fixed by name rather than territory, and you’ll report into the Director, Global MSP Ecosystem Sales.

You’ll design high-quality, strategic service activation plans for each named partner, growing wallet share and reducing churn within an existing, high-value book rather than recruiting net-new logos. You’ll work closely with Sales Engineering, Professional Services, Customer Success, Marketing, and Support to design and implement joint go-to-market campaigns, develop strategic business plans, and run a disciplined account planning cadence aligned to MEDDPICC.

Ideal candidates bring prior experience selling full-stack security solutions, expanding product footprint within a fixed set of strategic accounts, executing strategic business plans, and outperforming the market — with a background in high-tech sales and prior experience selling to Service Providers and/or Managed Security Service Providers, ideally including exposure to platform-commit or similarly concentrated partner relationships. This role requires moderate travel (typically 25–50%) to build and sustain in-person relationships with your named partners.

• Own and grow a fixed, named portfolio of between 3-10 MSP Ecosystem partners, serving as the primary business owner of each relationship and building revenue-generating security service offerings with each.
• Develop and execute a strategic business plan for each named partner to manage innovation, collaboration, and the next logical areas for business expansion within the partnership.
• Establish and maintain senior relationships within your named partners, nurturing partner executives and key sales leaders to align priorities across respective field organizations and build a “better together” fly‑wheel that holds up against…