Be unstoppable with us! T-Mobile is synonymous with innovation-and you could be part of the team that disrupted an entire industry! We reinvented customer service, brought real 5G to the nation, and now we're shaping the future of technology in wireless and beyond. Our work is as exciting as it is rewarding, so consider the career opportunity below as your invitation to grow with us, make big things happen with us, above all, #BEYOU with us. Together, we won't stop! Are you ready to make difference in the world of wireless security? Then come join T-Mobile's Cybersecurity team as our next Sr. Engineer, Zscaler DevOps! We are seeking a skilled and experienced DevOps Engineer to help us implement and support Zscaler ZIA and ZPA. As a ZIA (Zscaler Internet Access) and ZPA (Zscaler Private Access) DevOps Engineer, you will play a critical role in designing, implementing, and maintaining the infrastructure and systems that support our organization's Zscaler environment. You will collaborate with multi-functional teams to ensure smooth deployments, automate processes, and optimize performance to meet our security and networking needs. Job Responsibilities: Job Description Job Responsibilities: Performs security, compliance, and risk assessments on projects throughout project lifecycle. Collaborates and participates on identification of security needs & recommends plans/resolutions. Implements, tests & monitors info security improvements. Maintains visibility inside & outside of info security at an Engineering professional level. Collaborate with groups such as end user support, service desk, development teams, etc. Help deliver Zscaler solutions across the organization. Familiarity with implementation of various threat modeling approaches pertaining to one or more of the following STRIDE, PASTA, TRIKE, ATTACK TREE, DREAD, KILL CHAIN, CAPEC, Mobile Application threat model, Cyber Threat Tree, and data flow diagram Also responsible for other Duties/Projects as assigned by business management as needed. Domain expert in SASE technologies, Software Defined Networking and other cloud based zero trust technologies Zscaler Infrastructure Design and Implementation: Design and implement the infrastructure required to support our Zscaler environment. Collaborate with network and security teams to architect scalable and highly available solutions. Configure and deploy Zscaler components such as web security, data loss prevention, cloud application security, and SSL inspection. Continuous Integration and Deployment: Establish and maintain a robust and efficient CI/CD pipeline for deploying Zscaler updates and configurations. Automate the deployment process, including testing, monitoring, and rollback mechanisms. Continuously improve the deployment pipeline to enhance efficiency and reduce downtime. Configuration Management: Develop and maintain configuration management processes and tools for managing Zscaler configurations. Ensure consistency and version control across the Zscaler infrastructure. Automate configuration changes and enforce compliance with security policies and standards. Monitoring and Performance Optimization: Implement monitoring solutions to proactively determine and resolve issues within the Zscaler environment. Monitor system performance, network traffic, and security events. Optimize Zscaler performance through capacity planning, load balancing, and fine-tuning configurations. Incident Response and Solve: Collaborate with security and network teams to investigate and resolve incidents related to the Zscaler platform. Solve issues with connectivity, performance, and security. Develop and maintain runbooks and playbooks for incident response and recovery procedures. Security and Compliance: Work closely with security teams to ensure Zscaler configurations align with security policies, standard processes, and regulatory requirements. Perform