Senior Growth Marketing Manager

Cobalt is a cybersecurity company providing collaborative offensive security testing through a SaaS platform and vetted tester community. Cobalt is seeking a Senior Growth Marketing Manager to build and execute scalable, automated growth marketing programs that generate and accelerate new business and expansion pipeline across North America and EMEA. The role partners closely with Sales and Revenue Operations, using intent data, CRM platforms, customer advocacy, content, and analytics to guide prospects and customers through the full journey.

Responsibilities:

• Develop and execute integrated marketing plans aligned to company growth objectives, focusing on both new logo acquisition and expansion within existing customer accounts
• Drive multi-channel initiatives (such as email, webinars, social, direct mail and digital advertising) to guide target prospects through every phase of the buyer journey
• Design and oversee automated agents to streamline routine workflows, accelerate program delivery, and ensure swift, confident execution
• Use UserGems intent signals and tracking to trigger automated playbooks that reach and engage buying committees and follow previous champions to new target accounts
• Develop programs to nurture existing customers, leveraging their success stories to drive whitespace expansion and cross-sell
• Co-own the content calendar alongside the content team, designing multi-format programs to engage key contacts and activate target accounts
• Act as the primary marketing contact for sales and BDR teams, leading weekly syncs to align, equip, and empower sellers on activation plans and performance expectations
• Track active program metrics continuously, taking direct ownership of course corrections to ensure key performance targets are met

Requirements:

• 6+ years of marketing experience with a focus on growth, demand generation, or regional marketing, ideally within a B2B technology or cybersecurity environment
• Demonstrable expertise in account-based marketing strategies, tactics, and modern growth technologies
• Demonstrated expertise with Salesforce, HubSpot, and intent tools (such as UserGems or 6Sense), along with hands-on experience developing MCP agents
• The ability to interpret data to derive actionable insights that drive campaign optimization and improve outcomes
• Exceptional written and verbal communication skills, with a knack for creating engaging, conversion-focused content
• A strong sense of ownership and the ability to manage multiple projects and meet deadlines in a fast-paced environment