This document outlines the core competencies of a successful marketing operations leader. It discusses that marketing operations involves 1) being a marketing technology consultant by evaluating existing technologies and helping teams use tools effectively, 2) executing marketing initiatives scientifically by testing hypotheses and presenting findings, and 3) delivering the right metrics to stakeholders to support decision making. It also emphasizes implementing core technologies like analytics, marketing automation, CRM, and attribution to measure performance and understand customer journeys. Overall, the document provides guidance on how marketing operations can help align sales and marketing, make teams more data-driven, and improve efficiency.