Growth Acquisition Manager

Job purpose

Probabl is the company behind scikit-learn, the world's most widely adopted open-source machine learning library, and is building Skore, an enterprise-grade data science platform designed to help organizations industrialize their AI and ML practices. The Growth Acquisition Manager will be responsible for executing and coordinating acquisition initiatives that convert Probabl's exceptional open-source community reach into a qualified pipeline for Skore - the new data science collaboration and intelligence layer. Reporting to the VP of Sales, this role works in close collaboration with an external agency that drives SEO and paid strategy, acting as the internal counterpart who ensures campaigns are well-calibrated, insights are actioned, and acquisition efforts are aligned with sales priorities. It is a key hire to build and sustain a repeatable inbound engine at a pivotal stage of Probabl's commercial development.

Duties and Responsibilities

Agency Coordination & Campaign Execution

• Serve as the primary internal point of contact with the external agency managing SEO and paid acquisition (LinkedIn Ads, Google Ads, developer newsletters).
• Review, challenge, and validate agency deliverables ; including keyword strategies, ad creatives, landing pages, and performance reports ; ensuring alignment with Probabl's positioning and ICP.
• Coordinate campaign calendars and brief the agency on upcoming product launches, events, or messaging priorities.
• Monitor campaign performance on a weekly basis and flag anomalies or optimization opportunities to the VP of Sales.

Open-Source & Community-Led Acquisition

• Support community-driven acquisition initiatives tied to the scikit-learn ecosystem ; including event presence, developer newsletters, and GitHub-sourced lead signals.
• Produce engaging marketing copy for campaigns, landing pages, developer newsletters, and community touchpoints — writing that resonates with a data science audience
• Use acquisition and intent data tools to identify high-intent open-source users and route them toward Skore adoption — operating the system, not building it.

Inbound Pipeline & Marketing Operations

• Manage and optimize inbound lead flows, ensuring proper routing, scoring, and handoff to the Sales team in HubSpot.
• Set up and maintain email nurturing messages, sequences and marketing automation workflows to convert MQLs to SQLs.
• Build and maintain acquisition dashboards tracking MQL volume, conversion rates, and channel attribution.

Reporting & Alignment

• Report acquisition KPIs to the VP of Sales on a weekly cadence and contribute to monthly GTM reviews.
• Ensure tight feedback loops between Sales and acquisition ; relaying ICP learnings, objection patterns, and win/loss signals back into targeting and messaging.

Required QualificationsEducation

• Bachelor's degree or equivalent in Marketing, Business, Computer Science, Data Science, or a related field.

Experience and Expertise

• Ideally 3-5 years of experience in growth marketing, demand generation, or acquisition ; recent graduates with a strong alternance track record will be considered. A B2B SaaS or developer-tool environment is a plus.
• Experience coordinating with or briefing an external marketing or SEO agency is a strong asset.
• Prior exposure to a product-led growth (PLG) or developer-facing go-to-market is a plus.

Knowledge, Skills, and Abilities

• B2B acquisition funnels and lead lifecycle management (MQL → SQL → pipeline): general knowledge.
• Marketing automation platforms (HubSpot or equivalent): general knowledge ; must be able to manage and organise workflows, sequences, and reporting independently.
• Paid acquisition channels (LinkedIn, Google Ads) ; ability to read performance data, provide agency feedback, and identify optimizations: working knowledge.
• SEO fundamentals ; sufficient to evaluate agency recommendations critically: working knowledge.
• Web and product analytics tools (Google Analytics, Amplitude, or equivalent): working knowledge.
• English proficiency (written and oral) at a professional level: required. French is a plus.

Preferred Qualifications

Familiarity with the Python data science ecosystem (scikit-learn, pandas, Jupyter) and the ability to engage credibly with a data scientist audience are considered a strong plus. Prior hands-on experience with LinkedIn Sales Navigator, HubSpot and developer intent tools is a welcome asset. Candidates with a background in an early-stage or scale-up environment — where the acquisition function had to be built from scratch — will be looked upon favorably. Experience working across French and international markets, particularly in Europe and North America, is also welcome.

Working Conditions

• Location: Paris, France (headquarters)
• Presence: Hybrid ; minimum 2–3 days per week on-site
• Team : Integrated within the Sales & GTM function; works in close collaboration with the external agency and the Customer Services and Market Intelligence teams
• Supervisor : VP of Sales
• Stakeholder Interaction Internal: VP of Sales, CEO, Customer Science, Product, Dev Rel. External: SEO/paid acquisition agency, ecosystem partners, community leads
• Top Tier Health Insurance and benefits
• Cultural Fit : Probabl values scientific rigor, intellectual openness, and a strong open-source ethos. The ideal candidate is operationally sharp, data-curious, and comfortable working at the interface between creative execution and analytical measurement ; with a genuine interest in the data science community and open source software.