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CarMax

Senior Database Engineer

CarMax, Plano, Texas, us, 75086

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We’re looking for a Senior Database Engineer who thrives in a DevOps-oriented, forward-thinking, and collaborative environment. This role will focus on engineering and supporting enterprise‑grade database platforms—primarily SQL Server, Oracle, and Azure—with a strong emphasis on automation, CI/CD, and AI‑driven operations.

As part of a global follow‑the‑sun team, you’ll help ensure 24/7 reliability and agility of our database infrastructure. You’ll be expected to apply Site Reliability Engineering (SRE) principles including SLOs, SLIs, and error budgets, and contribute to both operational support and strategic modernization efforts.

Engineer and support database solutions across SQL Server and Azure platforms. Prior work and understanding of Oracle and PostgreSQL would be beneficial

Modernize legacy database platforms, develop automation, and expand cloud database capabilities

Perform database administration duties including support, maintenance, and troubleshooting of enterprise‑wide database instances

Collaborate with internal customers and development teams to provide expertise in database selection, architecture, design, and sizing

Manage database access, including user, role, profile, and object‑level permissions

Provide support and guidance to application developers with performance tuning, data modeling, and physical database design

Apply SRE principles to improve reliability, performance, and operational efficiency

Leverage AI/ML tools for intelligent monitoring, anomaly detection, and performance optimization

Build and manage infrastructure using Infrastructure as Code (IaC) tools, including Bicep

Participate in Level 3 on‑call rotation, contributing to incident resolution and root cause analysis

Create and manage database reports, visualizations, and dashboards

Stay current with industry trends and best practices to continuously improve database services

Mentor junior engineers and foster a culture of teamwork, continuous learning, and service excellence

Required Qualifications

Bachelor’s degree in computer science or related field, or equivalent experience

5+ years of experience in database engineering or administration in large enterprise environments

Strong experience with SQL Server (2016/2017/2019/2022), including development, administration, security, and advanced features such as Always‑On, replication, clustering, backup/restore, and performance tuning

Hands‑on experience with Microsoft Azure, including Azure SQLDB, CosmosDB, and IaaS/PaaS database services

Experience with virtualized environments and multi‑datacenter deployments

Proficiency in PowerShell, T‑SQL, Linux shell scripting, and modern languages such as Python

Experience with CI/CD pipelines using tools such as Azure DevOps or similar platforms

Demonstrated ability to create database instances using IaC and configuration management tools

Strong communication skills across technical and non‑technical audiences

Passion for automation and eliminating repetitive processes

Highly motivated, continuous learner with a drive to implement emerging technologies

Preferred Qualifications

Experience with SAP ASE Sybase on Linux

Experience with Oracle, Oracle Data Guard

Certifications in Azure, Oracle, or Microsoft SQL Server

Experience participating in Level 3 on‑call rotations and incident response

Exposure to containerization (Docker, Kubernetes) and cloud migration strategies

Work Location and Arrangement This role will be based out of the CarMax Technology Hub - Plano, TX or CarMax Technology Innovation Center - Richmond, VA and have a Hybrid work arrangement

Work Authorization Applicants must be currently authorized to work in the United States on a full‑time basis. Sponsorship will

not

be considered for this specific role.

About CarMax EEO Statement CarMax is an equal opportunity employer, and all qualified candidates will receive consideration for employment without regard to age, race, color, religion, sex, sexual orientation, gender identity, genetic information, national origin, protected veteran status, disability status, or any other characteristic protected by law.

Upon an applicant's request, CarMax will consider reasonable accommodation to complete the CarMax Job Application.

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