UTM.io is a fast-growing B2B SaaS startup helping companies optimize growth through product-led funnels and data-driven marketing. With a small, high-performing team and a focus on experimentation, analytics, and customer activation, UTM.io operates with agility and a strong culture of ownership, metrics, and accountability.
About the Role
We are looking to hire a motivated, experienced Senior Growth Marketing Manager (B2B SaaS start-up) to own end-to-end growth across self-serve and enterprise funnels. This role is responsible for driving activation, conversion, and revenue through high-velocity experiments, funnel optimization, and retention strategies. You will work closely with the CEO, product, engineering, and fractional contractors to identify opportunities, execute tests, and scale proven strategies.
This is a Part-Time remote role with the potential to grow into a full-time position within 1-3 months.
Qualifications
We are looking for a Senior Growth Marketing Manager (B2B SaaS start-up), specifically with these requirements:
* 5-10+ years of experience in B2B SaaS, with strong exposure to product-led growth (PLG) and hybrid PLG + sales-assisted funnels.
* Proven track record owning end-to-end growth funnels from first visit → signup → activation → paid, including self-serve and enterprise paths.
* Highly metrics-driven and comfortable analyzing KPIs such as CAC, conversion rates, activation rate, time-to-value, and demo conversion.
* Hands-on experience with HubSpot MAP, GA4, Amplitude, or Mixpanel for funnel, cohort, and retention analysis.
* Experience running high-velocity growth experiments, A/B tests, and lifecycle programs.
* Experience with marketing attribution, UTMs, and campaign tracking.
* Familiarity selling to or supporting mid-market and enterprise buyers ($50M–$100B+).
* Experience with paid media, SEO, partnerships, and in-product experimentation.
* Strong systems thinking - ability to connect product, marketing, pricing, and sales for growth impact.
* Direct, clear communicator who can collaborate with senior leadership and respond well to feedback.
* Technical fluency(SQL or coding experience) is a plus.
Your responsibilities
Your responsibility will include (but not limited to):
* Own end-to-end growth across self-serve and enterprise funnels, from first visit → signup → activation → paid conversion.
* Analyze user behavior, identify AHA moments, and optimize activation, time-to-value, and feature adoption.
* Design, execute, and iterate high-velocity growth experiments with clear success metrics across web, onboarding, pricing, upsell, and retention flows.
* Set growth priorities and coordinate work across product, engineering, design, and fractional contractors.
* Lead lifecycle and retention strategies once acquisition and activation are optimized.
* Report on growth performance, insights, and next bets with clear accountability to outcomes.
* Collaborate directly with the CEO and senior leadership, providing data-driven recommendations and executing with independence.
* Continuously refine growth processes, experiments, and measurement systems to improve funnel efficiency and revenue.
* Full ownership of growth and end-to-end funnel optimization.
* Opportunity to build and lead a growth team as the company scales.
* Direct mentorship and collaboration with the CEO on strategic growth initiatives.
* Work in a small, high-accountability startup environment with flexible remote work.
* Access to professional development resources, including Kindle and Audible books, CXL.com courses, and a $500/year education allowance.
* Assigned training and career development opportunities.
* Healthcare stipend and retirement stipend (after first year).
You’re not a fit for this role
* You lack experience owning end-to-end growth funnels (self-serve and enterprise).
* You are not comfortable analyzing data or using metrics to make decisions.
* You are not comfortable taking ownership or working independently in a fast-paced startup.
* You lack technical fluency with tools like HubSpot, GA4, or analytics platforms.
Our hiring process is made up of four parts, so please be aware that you will need to dedicate time for a questionnaire, a video, and two 1-on-1 interviews.
Thank you for taking the time to consider this position.
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