Senior Product Manager

Harmonic Security is building the AI Governance and Control (AIGC) platform, which understands user and agent intent and data context in real time, giving security teams visibility and control across every tool and workflow. The Senior Product Manager will start by owning the company's APIs, webhooks and integrations, and the value they deliver for customers, bringing AI Risk and Usage Intelligence into the tools customers already use. Over time the role includes making it easier for partners to build with Harmonic and shaping how AI agents connect to tools and data. Harmonic was named to the Rising in Cyber 2026 list.

Responsibilities

Owning APIs, webhooks, MCP servers and integrations end to end, deciding what gets built, for whom and in what order; collaborating with commercial and partnerships teams to identify where integrations and partner opportunities create customer value; deciding which integrations are worth building; holding technical conversations with engineers at Harmonic, partners and customers; spending time with existing customers and prospects, including sales calls and proof-of-value engagements; getting hands-on with APIs, webhook flows, partner documentation and prototypes; producing clear, technically sound discovery, specifications and written thinking; forming and holding a view on which ecosystem platforms customers are standardising on and where Harmonic needs to connect

Requirements

Owned meaningful product work end to end and seen it through to customers; strong fundamentals in clear writing, sound discovery, and prioritisation that holds up under challenge; comfortable designing and critiquing APIs; understands how webhooks, authentication and data flows work in practice; able to work through detail confidently with engineers; understands that users are often developers with different expectations from end users; follows emerging protocols such as MCP and A2A; energised by startup ambiguity and working out approaches as you go

Nice to have

Experience working alongside business development or partnerships teams; understanding of what makes a technology partnership succeed or quietly stall; experience in B2B, particularly selling to and working with large enterprises; background in security, data protection or a related field, or familiarity with tools enterprise security teams use; living and breathing AI trends and latest developments

Benefits

Competitive pay; meaningful equity; comprehensive benefits; pension plan; flexible hybrid work; annual global off-sites; real ownership over product, culture and company direction