Conversion Optimization Data Scientist II Date Posted:

18 October 2026

Closing Date:

November 17, 2026

Recruiter:

Heidelberg Materials Location:

Lewisville, Texas Salary:

USD90,000

to

USD120,000

Job Type & Industry:

Data, Ai & Technology >

Data Science Contract Type:

Permanent Job Reference:

3026986423-2 Apply for this job now Job Description 51905 HROC LLC is seeking an Optimization Specialist II to improve performance across campaigns, processes, and digital properties. In this role you will analyze large data sets, build and run A/B and multivariate tests, and recommend data driven optimizations that increase conversion, efficiency, and ROI. You will design tracking and dashboards, interpret analytics, and partner with marketing, product, and operations teams to execute and measure changes. The ideal candidate has strong quantitative skills, experience with testing and analytics tools, and a track record of driving measurable performance improvements. Responsibilities Analyze performance data to identify optimization opportunities across campaigns and digital properties Design and execute A/B and multivariate tests to improve conversion and ROIDevelop measurement frameworks, KPIs, and tracking plans for optimization initiatives Build and maintain dashboards and reports to monitor key performance metrics Translate data insights into clear, actionable recommendations for stakeholders Collaborate with marketing, product, and operations teams to implement and validate changes Continuously refine experiments based on results and statistical significance Document test plans, outcomes, and learnings to inform future strategies Required Skills A/B testing Multivariate testing Web analytics Google Analytics SQLDashboarding and reporting Statistical analysis Conversion rate optimization (CRO) Data visualization Excel or spreadsheets