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 Sr CIRT Engineer, Cybersecurity role working in the Digital Security Organization will be responsible for monitoring, assessing, and responding to information security events in a large diverse enterprise environment. The best candidate for the role should have a strong comprehension of digital forensics & incident response, work well with others and have strong verbal and written communication skills. This position correlates security related data across the enterprise, performs the Security Incident Response Handling lifecycle from preparation to identification, containment, eradication, recovery/remediation, and lessons learned, while also establishing relationships with impacted business owners to assist them in strengthening their hygiene by cultivating a better understanding and implementation of security aspects into their services. Inherently, the candidate must have some knowledge of system security design and network security best practices. Analytical and organizational skills, and the ability to effectively work independently and as part of a team are required.Job Responsibilities:Leads security, compliance, and risk assessments on projects throughout project lifecycleImproves process efficiency by creating and implementing creative and sustainable changes to existing deployment methodologies.Leads the identification of security needs & recommends plans/resolutions.Implements, tests & monitors info security improvementsMaintains visibility inside & outside of information security at the People management level.Interfaces with groups such as application support, engineering ops, finance, privacy, risk management, etc.Leads information security policy lifecycle throughout, including intake, creation, review, approval, implementation, publishing, communication & maintenanceExecutes security projects driven by groups both internal and external to info securityMentors peers and junior team members in security technologies, enterprise solution design and facilitation and effective customer interactionExperience 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 diagramSubject matter expert 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.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.EducationBachelor's Degree Computer Science or Information Technology. (RequiredWork Experience4-7 years Experience in info security technology or related fieldDesired Qualifications2 years of Incident Handling / Incident Management experienceAbility to lead incident bridgesAbility to determine & gather critical stakeholders required for response effortsKnowledge of the Incident Handling lifecycleExper