Join Walmart Global Tech as a Principal Software Engineer focusing on DNS infrastructure. In this role, you'll be crucial in building and evolving systems that power Walmart's DNS, DHCP, and IP Address Management (DDI) infrastructure. Working within the Network Engineering and Operations team, you'll collaborate with cross-functional teams to implement scalable, resilient DNS services supporting Walmart's global operations. The position offers competitive compensation ranging from $110,000 to $286,000 depending on location, plus performance bonuses and equity opportunities. You'll be part of a team that impacts millions of customers while working with cutting-edge technology. The role combines technical leadership with hands-on engineering, requiring expertise in DNS protocols and large-scale infrastructure design. Based in key tech hubs including Sunnyvale, CA, you'll contribute to Walmart's mission of helping people save money and live better through technology innovation. Benefits include comprehensive healthcare, 401(k) matching, stock purchase plans, and educational assistance, making this an opportunity to grow your career while making a significant impact at global scale.