Copywriter – Paid Social Media Ad Creative
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Job Description
Paid social copywriter creating data-driven ads for Xometry’s digital manufacturing marketplace and Thomas brand. Translating complex engineering concepts into compelling B2B social messaging.
Responsibilities:
- Write high-performing ad copy for paid social platforms including Meta, LinkedIn, and beyond across Xometry and Thomas
- Develop headlines, captions, CTAs, and copy variations designed for A/B testing
- Translate complex engineering and manufacturing concepts into clear, compelling, social-first messaging
- Partner with designers and media buyers to align copy with visuals and campaign objectives
- Collaborate with Product, Content, and Lifecycle Marketing on campaign strategy and brand voice
- Maintain consistent brand voice and tone across social channels and formats
- Iterate copy based on performance data and testing results
- Apply a data-informed approach to copy development, testing, and optimization
- Contribute to messaging frameworks, swipe files, and copy templates
- Build and use Claude Skills or comparable custom AI workflows for copy production, testing, and quality assurance
- Develop reusable AI workflows to improve creative-production efficiency and consistency
- Stay current on social platform trends, advertising formats, AI capabilities, and emerging best practices
- Report to the Creative Director and work with designers, media buyers, and the brand team
Requirements:
- 4+ years of experience writing performance-driven copy for paid and/or organic social media
- Strong portfolio demonstrating high-quality social ad copy and the ability to create clear, compelling messaging from complex concepts
- Excellent English grammar, editing, and messaging skills with the ability to communicate effectively with B2B audiences
- Ability to simplify technical, engineering, or complex manufacturing concepts into engaging social-first messaging
- Familiarity with major social platforms, advertising formats, and creative specifications
- Understanding of A/B testing and paid social performance metrics such as CTR, CPA, and ROAS, as well as adjacent performance metrics such as CVR and open rate
- Experience using AI tools and ability to build Claude Skills or comparable custom AI workflows and agents
- Demonstrated project management, organization, and prioritization skills with the ability to manage multiple creative projects and deadlines
- Strong cross-functional communication and collaboration skills
- Ability to take ownership from creative brief through published ad and performance iteration
- Experience in B2B, technology, or manufacturing marketing preferred
- Track record of shipping multiple Claude Skills or AI workflows into an active production or creative pipeline preferred
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