This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior GSI Marketing Manager based in United States. This role will drive joint marketing growth with Global Systems Integrator partners, translating strategic priorities into impactful go-to-market programs. You will develop integrated campaigns that increase awareness, generate pipeline, and strengthen joint market positioning. The position combines partner marketing, content development, events, campaign execution, and performance analysis. You will work closely with sales, field marketing, alliances, marketing operations, and regional teams to ensure programs are aligned and measurable. You will also create compelling co-branded assets that showcase customer success and differentiate joint solutions in the market. This is an opportunity for a collaborative, data-driven marketer to influence growth across complex global partner ecosystems.