OneMain Financial Jobs

At T-Mobile, we invest in YOU! Our Total Rewards Package ensures that employees get the same big love we give our customers. All team members receive a competitive base salary and compensation package - this is Total Rewards. Employees enjoy multiple wealth-building opportunities through our annual stock grant, employee stock purchase plan, 401(k), and access to free, year-round money coaches. That's how we're UNSTOPPABLE for our employees! Advertising, meet the Un-carrier. We are standing up for Consumers and Advertisers to redefine an industry. Again. Ever feel like relevant, engaging, and safe advertising is an impossible ask? We are working to change that by building an advertising platform that allows brands and advertising agencies to engage real audiences with a customer-centric, privacy first approach. This is not a product internal to T-Mobile; but one that is used by all the major advertising agencies in the United States and many of the top consumer product brands. Our team builds the enabling technology behind this revolution. We are a fast-moving team that builds, runs, and operates the T-Mobile Advertising Solutions platforms, including our audience building, rideshare, DSP, DOOH, and retail media network solutions. If you enjoy working with teams to secure systems one day, writing infrastructure as code the next, and wrapping up your week supporting full stack features, we want to talk to you. We're looking for engineers who are curious, proactive, and eager to grow. You'll collaborate with software, cybersecurity, and operations teams to solve real-world problems-and own your part of the solution from design to deployment. The Full Stack DevOps Engineer will work across disciplines to support the design, implementation, and delivery of reliable, secure systems and services. You'll bring a balanced skill set in system administration, containerization, infrastructure automation, and application development. You will contribute to a privacy-first, customer-focused advertising platform used by some of the most prominent brands and agencies in the U.S., helping drive the next generation of secure, scalable advertising solutions. Job Responsibilities: Support the development, deployment, and maintenance of secure, scalable cloud-native systems. Write infrastructure as code (IaC) using tools such as Terraform, AWS CDK, or similar. Manage Linux environments, including user administration and system configuration. Contribute to full stack engineering efforts with basic coding tasks and troubleshooting support. Build and run containerized workloads using Docker and participate in CI/CD pipeline maintenance. Collaborate with cybersecurity and software engineering teams to implement secure-by-design solutions. Create and maintain technical documentation, including runbooks, system overviews, and implementation guides. Participate in troubleshooting, incident response, and root cause analysis under mentorship. Apply foundational networking knowledge (TCP/IP, DNS, HTTPS) to support system integration and connectivity. Leverage generative AI tools to enhance personal productivity, with an understanding of their limitations. Education and Work Experience: Bachelor's degree in Computer Science, Engineering, or Information Technology. 3+ years of relevant experience in systems administration, DevOps engineering, or full stack software development. Experience managing Linux servers and user accounts. Exposure to at least one IAM platform (e.g., Entra, Okta, Auth0) for user and group management. Familiarity with Docker and container lifecycle management. Basic coding proficiency in one or more programming/scripting languages (e.g., Python, JavaScript, Bash). Able to write and maintain technical documentation and operational guides. Understanding of core n