CRM & Lifecycle Marketing Lead (B2B & B2C)

Proton seeks a Senior CRM & Lifecycle Marketing Lead in Zürich to own end-to-end B2B and B2C lifecycle strategies, build scalable frameworks, and act as the central authority for customer engagement.

This senior individual contributor role serves as the single lifecycle authority across the organization, owning the complete CRM and lifecycle strategy for both B2B and B2C segments. The position is designed to evolve from a hands-on builder into a team leader, establishing mature, scalable processes while embedding lifecycle thinking into Marketing, Product, and Growth functions.

Responsibilities

• Develop and execute the full CRM and lifecycle strategy for both business and consumer segments.
• Create and implement core frameworks covering onboarding, activation, retention, churn prevention, upsell, cross-sell, and win-back.
• Integrate lifecycle principles into the workflows of Marketing, Product, and Growth teams.
• Mature the existing HubSpot Marketing Hub setup from its current early stage to full operational use.
• Construct and scale B2B lifecycle architecture, including lead capture, qualification, MQL-to-SQL orchestration, and nurturing sequences.
• Establish clear lifecycle stage definitions, robust lead scoring models, and reliable automation workflows.
• Manage CRM data hygiene, governance, and compliance standards.
• Oversee B2C lifecycle communications to drive customer lifetime value, reduce churn, and improve conversion rates.
• Leverage customer segmentation to ensure timely and relevant communications.
• Design and manage multi-channel campaigns across email, in-app messages, and future push notifications.
• Run structured test-and-learn programs, including A/B and multivariate testing, to boost engagement.
• Maintain an optimization roadmap and track channel-specific KPIs.
• Define the data foundation for lifecycle marketing by identifying product events, user attributes, and behavioral signals.
• Collaborate with Data Science to deploy predictive models into production lifecycle use cases.
• Serve as the business liaison for the Martech team, identifying pain points and defining desired outcomes.
• Partner with Data Analytics to create dashboards and reports for lifecycle performance visibility.
• Act as the connective tissue between Marketing, Sales, Customer Success, Product, Data, and Engineering.
• Enable stakeholders on lifecycle best practices and CRM discipline by building documentation, standards, and processes.

Requirements

• Extensive experience in CRM, lifecycle marketing, or marketing operations across both B2B and B2C contexts.
• Deep, hands-on expertise with HubSpot CRM, HubSpot Marketing Hub, and event-based tools like Vero.
• Proven track record of building and scaling loyalty or rewards programs using segmentation and automation.
• Experience taking early-stage lifecycle implementations to maturity and scaling them effectively.
• Strong understanding of B2B sales and marketing alignment, including MQL/SQL definitions, pipeline management, and handoffs.
• Solid grasp of subscription-based consumer retention and monetization strategies.
• Strong analytical skills with a commercial mindset, comfortable with behavioral segmentation and experimentation.
• Ability to operate independently in a matrix organization and influence without direct authority.
• Systems thinking approach with a focus on building scalable foundations in a privacy-first environment.

About the company

Proton operates in a privacy-first environment, prioritizing user data protection and security across all its services and internal processes.

• The company maintains a strong commitment to privacy-first principles in all operations.