Engineer, Cybersecurity, AI Platform

Overview

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. 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!

The 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 re-mediate 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, with a focus on building these methods through automation and AI.

Builds and operates the enterprise AI security platform that makes AI adoption safe and scalable. Owns integration, deployment, and day-2 operations of controls across SaaS AI, GenAI/LLM services, and internal platforms. Implements and tunes guardrails and policies (AI discovery/policy, Need-to-Know, Agentic and Prompt Security, cloud posture), connects telemetry to SIEM/SOAR and ITSM/CMDB, and automates approvals, exceptions, and evidence capture. Works closely with Data Protection, the Cybersecurity Architects, Legal/Privacy, Procurement/Vendor Risk, and engineering teams to meet SLAs and keep the environment audit-ready.

• Develops and implements advanced security protocols and measures to protect digital infrastructure and sensitive data
• Identifies and mitigates security vulnerabilities through regular system and network analysis
• Collaborate with cross-functional teams to identify security needs and implement improvements
• Ensures compliance with T-Mobile's cybersecurity policies and regulatory requirements
• Conducts security assessments and audits to evaluate existing security solutions and suggest improvements
• Educates and trains staff on cybersecurity best practices and new security technologies
• Also responsible for other duties/projects as assigned by business management as needed

• Bachelor's Degree plus 2 years of related work experience OR combination of education and experience deemed equivalent (Required)
• Acceptable areas of study include Computer Science or Information Technology. (Preferred)
• 2-4 years Implementing and managing cybersecurity measures in a large-scale environment (Preferred)
• 2-4 years Experience with security technologies such as firewalls, intrusion detection systems, and encryption (Preferred)
• 2-4 years Technical project management within cybersecurity frameworks. (Preferred)
• 2-4 years in cybersecurity/platform engineering with hands-on deployment and operations of security controls at enterprise scale (Preferred)
• 1-3 years implementing or operating AI-adjacent controls (AI-SPM, LLM security, Shadow AI, Prompt security, etc). (Preferred)
• Built or supported data classification/tagging and lineage for AI workflows, integrating with Varonis/Obsidian or equivalent DSPM/SSPM platforms. (Preferred)
• Integrated control telemetry and decisions into SIEM/SOAR and ticketing/CMDB; created dashboards for coverage, enforcement, SLA, and MTTR. (Preferred)

• Risk Management Expertise in identifying, evaluating, and mitigating risks in cybersecurity to protect organizational data and infrastructure. (Required)
• Technical Writing Ability to document cybersecurity processes, incidents, and protocols clearly and effectively for various audiences. (Required)
• Regulatory Compliance Deep understanding of cybersecurity laws and regulations to ensure the organization meets all compliance requirements. (Required)
• Collaboration Ability to work effectively with cross-functional teams to enhance cybersecurity measures and response strategies. (Required)
• Problem Solving Strong analytical skills to solve complex cybersecurity issues and enhance system security. (Required)

• Certified Information Systems Security Professional (CISSP) An advanced-level certification for IT pros serious about careers in information security. Offered by (ISC), CISSP is designed to prove expertise in designing and implementing a security program. (Required)
• Certified Information Security Manager (CISM) This certification, offered by ISACA, focuses on management, design, and oversight of information security systems. (Preferred)
• CompTIA Security+ - A global certification that validates the baseline skills necessary to perform core security functions and pursue an IT security career. (Preferred)

• At least 18 years of age
• Legally authorized to work in the United States

Travel Required (Yes/No):
No

DOT Regulated Position (Yes/No):
No

Safety Sensitive Position (Yes/No):
No

Compensation Range for…