Senior Growth Marketing Manager

Flexport•San Francisco, CA

13h•Onsite

About The Position

Flexport is hiring a Senior Growth Marketing Manager for a hands-on individual-contributor role based in San Francisco. The role owns full-funnel marketing across acquisition, expansion, and nurture, managing channels directly and building tracking and experimentation systems to determine what works. The manager will use AI-first workflows to increase output with a lean team and partner with Brand & Event Marketing, Sales, Sales & Marketing Operations, Customer Success, Product, and Engineering to win new accounts and expand existing ones. The role reports to the Director of Growth Marketing. The position oversees paid media, search, emerging channels, e-commerce, direct mail, account-based programs, messaging, conversion optimization, customer marketing, measurement, experimentation, and the growth technology stack. It connects marketing investment to qualified pipeline and revenue, applies rigorous attribution and incrementality methods, and develops reusable AI-enabled workflows and internal tools. The US base salary range is $160,000–$184,000, excluding bonus, equity, and benefits. Flexport also offers comprehensive benefits, including medical, dental, and flexible time off.

Requirements

At least 7 years of B2B marketing experience reaching mid-market to enterprise buyers, with ownership of marketing-driven pipeline and account expansion.
At least 5 years of hands-on paid media experience, including managing 7- to 8-figure budgets and scaling spend to the efficient frontier.
At least 2 years of building with AI, including shipping workflows, automations, or internal tools.
Expertise in paid media, broad channel knowledge, and technical depth.
Command of tracking, attribution, unit economics, and incrementality methods, including multi-touch models and adstock.
Comfort querying data warehouses, performing segmentation and cohort analysis, and using reverse ETL, with judgment to apply data science when it can change a decision.
Working knowledge of A/B testing tools and experimental design.
Ability to operate and contribute as a stakeholder in the sales and marketing stack, including CRM, ESP, CMS, account and transaction data, web analytics, and product telemetry.
Strong copywriting and conversion optimization skills from first touch through expansion.
Ability to create effective copy and experiences with AI and distinguish generic output from relevant, on-brand marketing.
Clear and confident communication with senior leaders and partner teams.
Organized work style across multiple campaigns and stakeholders.
Curiosity about the industry and customers, and willingness to learn ocean and air freight, customs, fulfillment, and the broader supply chain.
Adaptability, eagerness to take on new areas of marketing, and entrepreneurial spirit.

Nice To Haves

Logistics, supply chain, or technology marketing experience.

Responsibilities

Manage paid media for acquisition and expansion across Google Ads, LinkedIn, Meta, and YouTube, including campaign structure, bidding, and audience development.
Forecast and allocate budgets, and determine what to scale or stop based on qualified pipeline and expansion revenue.
Own AEO and SEO, including understanding ranking factors, addressing content gaps, increasing relevant share of volume, and monitoring changes in LLM and agentic search.
Test new channels such as X, Reddit, and creator partnerships, and scale successful channels.
Manage the e-commerce store and direct mail, and support events and out-of-home campaigns for brand awareness and sales.
Build account-based programs with Sales and Customer Success by defining target accounts, using buying signals, and coordinating campaigns with sales outreach and events.
Lead agency and vendor partners with clear briefs and accountability.
Develop value propositions, differentiation, and persona-based messaging informed by customer research, competitive positioning, and Product narratives.
Optimize landing pages and conversion paths, including offers and segment-level personalization.
Build customer marketing programs for account expansion and attach by segmenting customers based on usage and whitespace and running cross-sell and upsell campaigns.
Build and maintain tracking infrastructure, including tag management, server-side tracking, conversion APIs, and offline conversion imports that return CRM outcomes to ad platforms.
Connect spend to pipeline, expansion, and attach revenue using unit economics and multi-touch and self-reported attribution.
Demonstrate incrementality with holdout and geo-lift tests, and model adstock and diminishing returns to guide channel investment.
Run a documented, hypothesis-driven experimentation program across audiences, bids, offers, creative, and landing pages, with clear readouts.
Use SQL and data science to segment audiences and analyze cohorts, and use reverse ETL to push modeled audiences into advertising and lifecycle platforms.
Partner with Sales & Marketing Operations on campaign tracking, lead handoff, lead quality, and account expansion analysis.
Build AI-first workflows for research, creative, analysis, QA, and reporting using MCPs, computer use, and automation scripts, with human oversight of strategy and output.
Build and extend the growth stack and internal tools with code, APIs, command-line tools, and version control, and document systems for reuse.
Track the impact of AI on paid media and measurement and share effective practices with the team.