• Partner with the Retention Marketing Manager to maintain the customer editorial calendar, ensuring all campaigns, automations, and promotions are planned and executed on schedule. • Collaborate cross-functionally to align creative, product, and marketing resources with the calendar. • Track deadlines, dependencies, and priorities to ensure campaigns launch as planned. • Proactively flag conflicts, delays, or missing assets and propose solutions to keep the calendar on track. • Build, QA, and deploy email and SMS campaigns and automated flows in Klaviyo with precision and timeliness. • Maintain high standards for deliverability, brand consistency, and lifecycle alignment. • Ensure campaigns are executed according to strategic goals, with accurate segmentation and personalization. • Develop and test subject lines, preview text, creative, and timing to maximize engagement and revenue. • Use performance insights to iterate campaigns, flows, and lifecycle programs. • Translate marketing strategy into actionable creative briefs with clear guidance for internal and external teams. • Provide feedback grounded in performance data, ensuring creative output aligns with brand voice and lifecycle objectives. • Support segmentation, targeting, and personalization strategies using customer behavior, engagement signals, and lifecycle stage insights. • Monitor campaign performance and generate insights to inform messaging, targeting, and creative decisions.