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!Job OverviewThe Cybersecurity Engineer will help ensure that our software, systems and infrastructure are designed and implemented to the highest security standards. Performs technical security assessments, code reviews and vulnerability testing to highlight risk and remediate associated findings while helping T-Mobile teams and partners improve security. Works closely with other T-Mobile Engineers to design and build proactive methods to enhance our security posture.This position serves as an authority which drives vision and results to enhance security posture within mobile device, IoT device, enterprise line of business applications, cloud, big data, and core and carrier network technologies as well as and other business units as needed. Principal security advisor to multi-functional teams for the successful delivery of projects or services to enterprise customers.Job ResponsibilitiesOptimizes multi-functional partnership to successfully address customer requirements. Leads / organizes large scale analysis efforts spanning multiple departments. Uses internal and external data resources to make strategic business decisions and persuade others. Collaborates and builds long-term relationships with key partners. Anticipates likely partner responses to specific recommendations and is able to address accordinglyLeads information security review of new technologies, designs, and remediation planning efforts.Collaborates with Engineering & Operations Teams to address security vulnerabilities found via PSIRTs, scans or breachesProactively identifies process or technology improvements within existing legacy applications or infrastructure and seeks out remediation.Investigates and/or leads identifying security needs & recommends plans/resolutions. Implements, tests & monitors info security improvements.Collaborate with groups such as application support, engineering ops, finance, privacy, risk management, etc.Significant experience with the analysis of underlying technologies that form the solution necessary for the application of threat identification, analysis, and thread model design. The threat model depicts trust boundary, threat agent(s), threat vector(s), and safeguard(s) necessary to protect person, asset, data, and T-Mobile brand.Proactively identifies areas that need to be developed and seeks out expertise in those areas. Stays ahead of current developments and trends and is able to use this knowledge to create a case to address major issues and create specific action plans to address the gaps that the team controls. Plays a leadership role in the execution of that action plan.Leads security projects driven by groups both internal and external to info security.Mentors peers and junior team members in security technologies, enterprise solution design, SDLC facilitation and effective customer interactionSignificant experience 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 diagramAuthority in multiple facets of network & information security, including Firewall policy design, SSL Certificate management, vulnerability analysis & mitigation, and other topics as assigned.Advanced understanding of IP/Security solutions & technologies applicable to the Wireless Network Architecture