Director of Experimentation & Growth Science

mergeworld; Raleigh (NC); On-site; USD 140,000 - 190,000; Full time

Job summary

MERGE is a marketing and technology agency at the intersection of health and wellness. We seek a Director, Experimentation, Decision Science to lead multi-channel testing initiatives across web, app, and paid media.

You will design roadmaps, align experiments with client goals, and translate results into strategic actions for senior leaders. Collaborating with engineering, analytics, UX/UI, and product teams, you will drive ROI, improve personalization, and foster a culture of continuous

Qualifications

• 5+ years of web, digital or media experimentation experience.
• Direct experience running A/B, multivariate, and personalization experiments.
• Proven track record managing client relationships and presenting to stakeholders.
• Strong collaboration with engineering, analytics, UX/UI, and product teams.
• Ability to manage multiple client accounts and test roadmaps under tight deadlines.
• Hands-on experience with experimentation platforms, especially Adobe Target.

Responsibilities

• Design cross-channel experimentation roadmaps and learning agendas aligned with client goals across web, app, and paid/owned media channels.
• Formulate data-driven hypotheses, determine experiment feasibility, and define KPIs, audiences, and statistical parameters.
• Drive audience segmentation and personalization strategies to deliver tailored user experiences.
• Oversee the complete experimentation workflow from ideation to post-launch quality assurance.
• Collaborate with engineering, analytics, UX/UI, and media teams to validate tag implementation and tracking.
• Monitor live test health, audience distribution, and data integrity to troubleshoot issues.
• Evaluate results and translate into executive-ready stories and strategic next steps.
• Quantify conversion lift and ROI to demonstrate program value to senior executives.
• Mentor teams and promote a continuous test-and-learn culture.

Skills

Experimentation leadership

Data-driven decision making

Cross-functional collaboration

Statistical analysis

A/B/multivariate testing

Audience segmentation

Education

Bachelor's degree in Marketing, Business or related field

Tools

Adobe Target

Job description

MERGE is a marketing and technology agency at the intersection of health and wellness. We seek a Director, Experimentation, Decision Science to lead multi-channel testing initiatives across web, app, and paid media.

You will design roadmaps, align experiments with client goals, and translate results into strategic actions for senior leaders. Collaborating with engineering, analytics, UX/UI, and product teams, you will drive ROI, improve personalization, and foster a culture of continuous