Xometry (NASDAQ: XMTR) powers the industries of today and tomorrow by connecting the people with big ideas to the manufacturers who can bring them to life. Xometry's digital marketplace gives manufacturers the critical resources they need to grow their business while also making it easy for buyers at Fortune 1000 companies to tap into global manufacturing capacity.We're looking for a Paid Social Media Ad Creative Copywriter who can turn complex manufacturing capabilities into sharp, scroll-stopping copy. You'll write headlines, captions, and ad variations that make on-demand manufacturing feel urgent, credible, and easy to act on across paid social for both the Xometry and Thomas brands. Reporting to the Creative Director, you'll work closely with designers, media buyers, and the brand team, pairing strong creative instincts with a data-informed approach. You'll iterate quickly on what performs and build a copy toolkit that scales across campaigns and channels.How You'll Contribute:Paid Social Copywriting:Write high-performing ad copy for paid social platforms including Meta, LinkedIn, and beyond across both Xometry and ThomasDevelop headlines, captions, CTAs, and copy variations designed for A/B testingTranslate complex engineering and manufacturing concepts into clear, compelling, social-first messaging for engineers, procurement professionals, and manufacturing leadersCreative Collaboration:Partner with designers and media buyers to align copy with visuals and campaign objectivesCollaborate with Product, Content, and Lifecycle Marketing to ensure social messaging aligns with broader campaign strategy and brand voiceMaintain consistency in brand voice and tone across social channels and formatsPerformance & Optimization:Iterate quickly on copy based on performance data and testing resultsApply a data-informed approach to copy development, testing, and optimizationContribute to messaging frameworks, swipe files, and copy templates that support scalable content productionAI & Innovation:Build and use Claude Skills or comparable custom AI workflows to accelerate copy production, testing, and quality assuranceDevelop reusable AI workflows that improve the efficiency and consistency of creative productionStay current on social platform trends, advertising formats, AI capabilities, and emerging best practicesWhat You'll Bring to Xometry:Experience: 4+ years of experience writing performance-driven copy for paid and/or organic social mediaCopywriting Craft: Strong portfolio demonstrating high-quality social ad copy and the ability to create clear, compelling messaging from complex conceptsB2B Communication: Excellent English grammar, editing, and messaging skills with the ability to communicate effectively with B2B audiencesTechnical Communication: Ability to simplify technical, engineering, or complex manufacturing concepts into engaging social-first messagingSocial Media Expertise: Familiarity with major social platforms, advertising formats, and creative specificationsPerformance Mindset: 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 rateAI & Technical Fluency: Experience using AI tools and the ability to build Claude Skills or comparable custom AI workflows and agents that can scale copy productionProject Management: Demonstrated project management, organization, and prioritization skills with the ability to manage multiple creative projects and deadlinesCollaboration: Strong cross-functional communication and collaboration skills with designers, media buyers, marketers, product teams, and other stakeholdersOwnership: Ability to take ownership from creative brief through published ad and performance iterationPreferred:Experience in B2B, technology, or manufacturing marketing, with experience in manufacturing, engineering, or industrial sectors specifically considered a plusTrack record of shipping multiple Claude Skills or AI workflows into an active production or creative pipeline