Senior Growth Marketing Manager

Authentic8 is a leading B2B cybersecurity SaaS company seeking a Senior Growth Marketing Manager to architect and execute a growth strategy. The role involves building a demand engine and managing customer lifecycle marketing to drive sustainable growth and enhance product adoption.

Responsibilities:

• Build a smarter, faster demand engine, architecting and executing a full-funnel strategy to drive sustainable growth
• Own and optimize the entire customer lifecycle, from initial awareness and acquisition to customer activation, retention, and expansion
• Design and execute persona-based and use-case-based campaigns that speak directly to the unique needs of prospective customers
• Develop and manage targeted marketing campaigns for our existing customer base to increase product adoption, drive upsell/cross-sell opportunities, and cultivate brand advocates
• Leverage AI to enhance every stage of the funnel, from improving segmentation and targeting, to accelerating campaign production and testing, to optimizing lead nurture and reporting
• Build and manage a sophisticated email marketing engine for both prospects and customers, including AI-powered nurture programs and campaigns that drive revenue
• Champion a culture of continuous, data-driven improvement by constantly analyzing campaign performance, user behavior, and cohort data to identify optimization opportunities across the entire lifecycle
• Collaborate closely with Product Marketing, Content Marketing, Product Management, Sales, and Customer Success teams to ensure a cohesive customer experience and tight alignment on growth initiatives

Requirements:

• 5+ years of experience in demand generation, growth marketing, or performance marketing, preferably within the cybersecurity or enterprise SaaS industry
• Bachelor's degree in Marketing, Business, Communications, or related field
• A genuinely AI-first marketer. You are deeply performance-oriented and have hands-on experience using AI tools to fundamentally improve segmentation, targeting, campaign production (copy, graphics, etc.), testing, lead nurture, reporting, and funnel optimization
• Experience marketing to technical audiences like CTI, SOC, and OSINT professionals. You understand how to craft compelling messages that resonate with their specific needs and pain points
• A proven track record of building and scaling successful full-funnel marketing programs that have demonstrably impacted not only lead generation but also customer retention and expansion (LTV)
• Deep, hands-on expertise with the modern B2B marketing tech stack, including LinkedIn Campaign Manager, Google Ads, Reddit Ads Manager, GA4, Salesforce, Semrush, and Marketo (or a similar marketing automation platform)
• A relentless 'test-and-learn' mindset and a high degree of comfort operating in a fast-moving, dynamic environment
• A highly analytical and data-driven approach. You have a passion for marketing attribution and cohort analysis, and you use data to make and justify decisions
• A 'player-coach' mindset. You are equally comfortable setting the high-level growth strategy and rolling up your sleeves to execute campaigns, analyze data in GA4, and build reports in Salesforce