Growth Marketing Manager at Momentus – Austin, Texas

The Growth Marketing Manager will be responsible for driving new leads through high impact website design, optimization, and paid digital campaigns. In this role, you’ll own how customers and prospects experience our brand online from the moment they land on our website to the moment they convert. You’ll continuously test, analyze, and refine digital touchpoints to maximize conversion rates, accelerate pipeline growth, and improve overall marketing performance.

This is a highly cross functional position where you'll collaborate with Sales, Product, Engineering, and the broader Marketing team to fuel growth.

Responsibilities:

• Drive new lead generation through website design enhancements, landing pages, and conversion rate optimization (including building PLG funnels for different stages of intent).
• Test and iterate on website copy, layouts, imagery, CTAs, and user flows; analyze performance and share insights.
• Monitor website analytics to identify trends, conversion barriers, and opportunities for improvement.
• Support SEO efforts by implementing best practices, optimizing content, and tracking organic performance.
• Contribute to AEO initiatives by structuring content and pages to perform well in AI generated answer engines (e.g., Google SGE, ChatGPT- powered- search experiences).
• Oversee and optimize affiliate, PPC and digital advertising campaigns, including A/B testing, keyword research, and budget management.
• Develop and manage social media and community presence (including platforms like LinkedIn, X, and Reddit), actively monitoring brand conversations, engaging with relevant communities, addressing feedback, and leveraging insights to drive awareness, trust, and demand generation.
• Build dashboards and reports to communicate key marketing KPIs, including conversion rates, site engagement, and MQL growth.
• Collaborate with cross-functional- teams to execute website updates, demand generation initiatives, and workflow automations.
• Use AI tools to streamline testing, analysis, and campaign execution.

• 2–3 years of experience in digital marketing, growth, website management, or a related field.
• Proven ability to drive lead generation through website optimization, CRO, and digital campaign execution.
• Strong understanding of SEO fundamentals and experience implementing on-page- and technical best practices.
• Experience working in Ad Platforms (e.g., Google, Meta, LinkedIn), Webflow and HubSpot (e.g., CRM, workflows, email marketing, landing pages, reporting, lead scoring).
• Proficiency with analytics tools (Google Analytics, SEO/AEO tools, GSC, heatmapping/A/B testing tools) and ability to interpret data to inform decisions.
• Experience managing PPC or other digital advertising campaigns.
• Strong communication and collaboration skills with cross-functional- partners.
• High degree of initiative, adaptability, and willingness to learn quickly.
• Experience using AI tools to improve productivity, testing, or analysis (preferred).

Working at Momentus:

Surround yourself with highly motivated co-workers who encourage you to be your best each day. Momentus offers career opportunities in a collaborative, high-growth environment where you can make a direct impact on our product and customers. We offer competitive compensation plus high quality benefits including:

Insurance: Comprehensive medical, dental, & vision insurance.

Exceptional 401k Match: Momentus will match 80% of your first 10%

Unlimited Time Off: Rest and recharge on your terms.

Remote Work: We value our global team and proudly offer the freedom to work remotely.

? Enjoy two complimentary tickets each year to attend an event at one of our valued customer venues

Professional Development: We encourage continuous learning through our partnership with LinkedIn Learning

Important Notice on Location Eligibility

This is a U.S.-based remote role. However, due to regulatory requirements, we are only able to consider candidates who reside in U.S. states that do not currently have pay transparency laws.

Candidates residing in California, and other states with active pay transparency laws will not be considered at this time.

Equal Opportunity & Accessibility

At Momentus, we are committed to creating a workplace that celebrates diversity and fosters inclusion. We value the unique perspectives, backgrounds, and experiences each team member brings. These differences make us stronger, drive better decisions, and fuel meaningful innovation and outcomes.

Momentus is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status, or any other status protected by applicable law.

We are also committed to providing reasonable accommodations to enable individuals with disabilities to perform the essential functions of their role. If you require accommodations during the recruitment process or on the job, please let us know. We will work with you to support your accessibility needs.