Company: JMCM VenturesLocation: Madrid, Spain (Hybrid / Versátil)Position: Portfolio Manager (Full-time)1. Executive SummaryJMCM Ventures is a venture holding company operating as a launching pad for early-stage and high-growth digital businesses. Por favor, asegúrese de leer atentamente los siguientes detalles antes de enviar cualquier solicitud.
We provide strategic guidance, commercial execution, operational know-how, and fractional leadership across our portfolio companies—with a strong historical footprint in EdTech, IT Services, and B2B Professional Services. We are seeking a versatile and strategic Portfolio Manager to join our core team.
In this pivotal role, you will work closely with our active startups to accelerate their growth, design and execute Go-To-Market strategies across B2B and B2C models, build indirect sales channels/partnerships, and assume hands-on fractional roles (Product Ownership / GTM) when required.
You will also collaborate directly with the CEO in supporting investment evaluations, deal structuring, and shareholder agreement reviews.2.



Key ResponsibilitiesPortfolio Strategy & Hands-on LeadershipOperational Guidance: Conduct business reviews with portfolio founders and executive teams to establish clear milestones, track KPIs, and drive sustainable growth.
Fractional Strand Ownership: Step directly into portfolio ventures to assume key fractional roles (e.g., Fractional Chief Product Officer, Product Manager, or Growth Lead) during key incubation or pivot phases.
Product and GTM Strategy Definition: Influence, design and approve product roadmap as well as comprehensive Go-To-Market strategies for both B2B and B2C segments for JMCM's subsidiaries.
Market Intelligence & Risk Assessment: Analyze the competitive landscape and market dynamics surrounding portfolio companies to identify strategic risks, growth opportunities, and market trends and threats.
Venture Support & Investment Assistance (Supporting the CEO)Deal Pipeline Collaboration

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