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Implementation Manager / Project Manager - Onboarding Enterprise

Mendel - Mexico City, Mexico - In-office

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Mendel is seeking an Implementation Manager to lead end-to-end onboarding of enterprise accounts in Mexico. This role bridges project management rigor with product expertise, serving as the primary client contact throughout the implementation lifecycle. Key Responsibilities: Enterprise Implementation Leadership: Own complete onboarding of enterprise accounts, including timelines, milestones, deliverables, ownership, and dependencies. Design and execute implementation plans tailored to each account's complexity. Serve as the direct counterpart to the client's PM, maintaining the same level of rigor and formality required by the project. Project Management: Apply Agile, Waterfall, or hybrid methodologies as appropriate. Proactively identify risks, dependencies, and blockers, escalating them promptly. Provide continuous visibility of progress, decisions, and risks to both clients and internal teams. Orchestrate collaboration across Sales, Product, Customer Success, and Operations to meet project milestones. Product Training & Adoption: Train key client users on platform usage during implementation. Design and facilitate training sessions tailored to different departments (Finance, Operations, IT). Ensure initial configuration (policies, cost centers, cards, etc.) is properly adopted. Serve as a technical-functional reference during onboarding. Senior Stakeholder Management: Be the primary contact for Finance, Operations, IT, and PMO stakeholders. Manage expectations, align priorities across departments, and resolve friction with clarity and judgment. Metrics & Continuous Improvement: Monitor key KPIs including time to go-live, product activation and adoption rates, and milestone compliance. Identify bottlenecks and propose data-driven improvements. Contribute to enterprise onboarding playbooks and document learnings from each implementation. Requirements: - 3–5 years of experience in SaaS software implementation, Project Management, or consulting - Direct client management experience, including engagement with senior and corporate stakeholders - Demonstrated ability to lead complex projects with multiple stakeholders and technical client contacts - Real-world proficiency with project management methodologies (Agile, Waterfall, or hybrid; formal certification not required) - Proficiency with tracking tools such as Excel, Asana, Monday, or Jira

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