Senior GTM Growth Marketer

Pantheon is a WebOps Platform that powers the open web, supporting over 300,000 sites for notable clients. They are seeking a Senior GTM Growth Marketer to identify and scale growth opportunities, develop GTM strategies, and collaborate with various teams to enhance their market approach.

Responsibilities:

• Develop and execute experiments to identify ideal customer profiles, target segments, messaging, and growth opportunities
• Define experiment goals, success metrics, and learning frameworks to understand what is working and why
• Build an evolving understanding of target customers, market segments, objections, and buying signals
• Translate insights into actionable recommendations for Sales, Product Marketing, and Product teams
• Build and iterate growth programs across channels including outbound, digital campaigns, LinkedIn, account-based approaches, and other emerging tactics
• Identify opportunities to increase awareness and engagement within target markets
• Create repeatable processes for testing, learning, and scaling GTM motions
• Own measurement frameworks that surface insights and business impact, not just activity metrics
• Partner closely with Sales teams to understand customer conversations, objections, buying patterns, and market feedback
• Analyze customer and sales insights to identify trends, opportunities, and areas for improvement
• Translate field insights into messaging improvements, campaign strategies, and GTM recommendations
• Serve as the connection point between what the market is saying and how we position our solutions
• Develop and refine messaging, outreach approaches, talk tracks, and supporting materials based on market learnings
• Partner with Product Marketing to improve positioning and communicate value effectively
• Work closely with Sales partners to understand what resonates and continuously improve our approach
• Own the tools and processes required to measure GTM experiments and growth initiatives
• Maintain CRM hygiene, reporting, and dashboards that help the team understand performance and opportunities
• Create visibility into experiment results, customer insights, and GTM learnings

Requirements:

• 7–10+ years of growth marketing, GTM, product marketing, demand generation, or related experience within B2B SaaS or technology companies
• Experience building GTM programs, growth motions, or new market initiatives from the ground up
• Ability to operate effectively in ambiguous environments and create structure where processes do not yet exist
• Strong experimentation mindset — comfortable developing hypotheses, testing assumptions, and making decisions based on imperfect data
• Experience defining ICPs, segmentation strategies, positioning, and messaging
• Strong understanding of customer acquisition strategies and what drives engagement in B2B markets
• Comfortable partnering closely with Sales, Product Marketing, and Product teams
• Strong analytical skills with the ability to turn qualitative and quantitative insights into recommendations
• Experience working on growth teams or product-led growth (PLG) initiatives
• Experience building GTM strategies for emerging markets or new opportunities
• Background in early-stage or high-growth technology companies
• Familiarity with ABM strategies and account-level signal tracking
• Experience spanning both growth marketing and product marketing disciplines