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Job OverviewAre you passionate about advancing cybersecurity in cutting-edge technologies, including 5G, IMS Core, Packet Core, and cloud-native environments? Do you thrive in leading exceptional teams, applying innovation to solve business problems, and driving organizational success? We are seeking a Sr. Manager Cybersecurity who will lead a talented team to enhance T-Mobile's cybersecurity posture while securing emerging technologies like 5G networks, messaging platforms, and global roaming systems.
This role manages all aspects of cybersecurity operations, from maintaining network security infrastructure to implementing automated security controls and leading incident response efforts. It provides a unique opportunity to shape the future of T-Mobile's cybersecurity strategies while collaborating across teams in a fast-paced, agile environment.
Job Responsibilities:
Leadership and Team Management
- Mentor analysts, engineers, and architects to promote professional growth and align team efforts with organizational goals.
- Inspire employees to achieve results by connecting individual and team goals to broader business objectives.
- Foster a culture of recognition, collaboration, and continuous improvement.
- Provide meaningful feedback, support development, and create an environment where employees feel valued and respected.
Cybersecurity Operations
- Oversee incident response, vulnerability assessments, and the implementation of security patches.
- Administer firewalls, Cloud native security technologies like Wiz, Obsidian, Entra ID, EDR , HashiCorp, GitLab and other security tools.
- Provide expert consultation on the cybersecurity aspects of applications, 5G networks, and critical telecommunications technologies.
- Secure critical 3GPP components, including IMS Core and Packet Core systems, as well as messaging and global roaming platforms.
- Plan and execute protective measures, including policy, process improvements, and cybersecurity awareness.
Automation and Innovation
- Design and implement automated security control testing frameworks for cloud, 5G, and containerized environments.
- Integrate automated security controls into CI/CD pipelines for real-time vulnerability detection and remediation.
Telecommunications and 5G Security
- Develop and enforce cybersecurity strategies for 5G technologies, ensuring secure implementation of 3GPP standards.
- Enhance security for IMS Core, Packet Core, and messaging systems, addressing vulnerabilities and ensuring compliance.
- Implement end-to-end security for global roaming platforms, safeguarding data integrity and confidentiality.
- Lead initiatives to secure hybrid telecommunications environments, integrating cloud-native applications with legacy systems.
Cloud and Container Security
- Implement and maintain security solutions for cloud platforms (AWS, Azure, GCP) and containerized environments (Kubernetes, Docker, Red Hat OpenShift).
- Develop best practices for container orchestration, runtime security, and vulnerability management.
- Enforce compliance and security for cloud-native applications and infrastructure-as-code (IaC).
Network Security
- Oversee the design and execution of advanced network security strategies, including firewalls, SASE Products like Zscaler, and network segmentation (Illumio).
- Secure hybrid environments by integrating cloud, on-premises, and edge networks.
- Develop automated monitoring tools for proactive threat detection.
Strategic Collaboration and Planning
- Develop strategies, roadmaps, and requirements for enterprise information protection in alignment with business goals and emerging telecom technologies.
- Manage vendor relationships to adopt and implement cutting-edge security technologies for telecommunications systems.
- Solid understanding of cybersecurity policies and regulatory controls threats, vulnerabilities, and overall risk profile of the enterprise (per team function).
- Experience with incident handling for Security breaches.
- Excellent verbal and communication skills necessary to engage with diverse cross functional groups and present effectively to small and large groups.
- Lead security projects driven by groups both internal and external to Digital Security.
- Maintain visibility outside of Digital Security, interface and communicate with non-Digital Security groups during cybersecurity events to coordinate cross-functional efforts.
- Seek out strategic relationships that will increase team output, process accuracy, decrease time to market, or otherwise improve the customer experience on a consistent basis.
- Establish and contribute to mutually beneficial shared goals with other teams. Adapts approach to accomplish team goals.
- Leverage the capabilities, insights, and ideas of others.
- Work to effectively resolve conflict between teams.
- Demonstrate and uphold others to T-Mobile's values which promotes a culture of integrity.
- Use leadership experiences to guide direct reports and team members through conflict. "
- Facilitate goal-level creation for the broader function and works with managers to ensure the goals cascade to team members.
- Communicate direction of the organization through goal setting and alignment.
- Measure deliverables to determine success of goals, gain input and realign stakeholders to modify action plan.
- Create a sense of urgency towards goals by setting high standards for self and others.
- Demonstrate a customer are first attitude by keeping commitments and holding employees accountable.
- Plan, identify, communicate, and delegate appropriate responsibilities to team members to ensure smooth flow of operations.
- Looks for alternative and best practices to find innovative solutions to problems.
- Pursue new and challenging projects to expand knowledge.
- Foster environment where team members identify problems, risks to continually review key business initiatives and find optimal resolutions.
- Also responsible for other Duties/Projects as assigned by business management as needed.
- Plan and execute appropriate protective measures to include policy, process, and overall cybersecurity awareness.
- Lead security projects driven by groups both internal and external to Digital Security.
- Maintain visibility outside of Digital Security, interface and communicate with non-Digital Security groups during cybersecurity events to coordinate cross-functional efforts.
- Establish and contribute to mutually beneficial shared goals with other teams. Adapts approach to accomplish team goals.
- Leverage the capabilities, insights, and ideas of others.
- Works to effectively resolve conflict between teams.
- Manage technical relationships with assigned vendors, including driving features and function requests for inclusion in future product releases. Demonstrates trust in others by eliminating unnecessary policies and checkpoints.
Qualification:
Education:
- Bachelor's Degree, Computer Science, Engineering or related field, relevant experience in lieu of degree might be considered.
Experience:
- 7+ years cybersecurity technical experience
- 3+ years management leadership experience
Knowledge, Skills, and Abilities:
Technical Skills:
- Deep knowledge of 3GPP standards, IMS Core, Packet Core, and global roaming technologies.
- Expertise in securing messaging platforms, including SMS, MMS, and RCS.
- Advanced knowledge of 5G security architectures and protocols, including network slicing, edge security, and zero-trust principles.
- Proficiency in cloud platforms (AWS, GCP, Azure) and container technologies (Kubernetes, Docker, OpenShift).
- Advanced skills in network security tools (firewalls, SASE, SIEM, micro-segmentation platforms) and scripting (Python, Terraform, Shell).
- Familiarity with privileged access management (e.g., CyberArk, Hashicorp), scanning solutions (e.g., tenable), and IaC principles.
Soft Skills:
- Strong leadership and communication abilities to engage diverse teams and stakeholders.
- Conflict resolution and collaboration skills to drive cross-functional efforts effectively.
- In-depth knowledge of security best practices in large-scale environments
- Experience with high level design architecture, security technologies, Networking, web services and SOA. Understanding of encryption, obfuscation, tokenization technologies
- Strong presentation skills to large and small audiences.
- Subject matter expert in many facets of network & information security, including Firewall policy design, SSL Certificate management, vulnerability analysis & mitigation, and other topics as assigned.
- Significant knowledge of current technological trends and developments in cybersecurity.
- Knowledge of federal & compliance regulations e.g. SOX, PCI & CPNI.
- 5 years Technical Project Management.
- Medium to advance knowledge of Scripting tools (Python/Perl/Shell/HTML/PHP).
Certifications (Preferred):
- CISSP, CCSK, CCSP, or other relevant certifications in cloud, container, and network security.
- Telecommunications-specific certifications, such as 5G security certifications, are a plus.
- Security clearance is a plus
Why Join Us?
- Lead transformative efforts in cybersecurity across 5G, cloud, containers, and telecommunications technologies.
- Work with cutting-edge technologies, including IMS Core, Packet Core, and global messaging systems, in a fast-paced, innovative environment.
- Be part of a collaborative and dynamic team that values integrity, innovation, and excellence.
* Legally authorized to work in the United States
Travel:
Travel Required (Yes/No):
DOT Regulated:
DOT Regulated Position (Yes/No):No
Safety Sensitive Position (Yes/No):No
Base Pay Range: $143,400 - $258,800Corporate Bonus Target: 20%
The pay range above is the general base pay range for a successful candidate in the role. The successful candidate's actual pay will be based on various factors, such as work location, qualifications, and experience, so the actual starting pay will vary within this range.
At T-Mobile, employees in regular, non-temporary roles are eligible for an annual bonus or periodic sales incentive or bonus, based on their role. Most Corporate employees are eligible for a year-end bonus based on company and/or individual performance and which is set at a percentage of the employee's eligible earnings in the prior year. Certain positions in Customer Care are eligible for monthly bonuses based on individual and/or team performance. To find the pay range for this role based on hiring location, click here.At T-Mobile, our benefits exemplify the spirit of One Team, Together! A big part of how we care for one another is working to ensure our benefits evolve to meet the needs of our team members. Full and part-time employees have access to the same benefits when eligible. We cover all of the bases, offering medical, dental and vision insurance, a flexible spending account, 401(k), employee stock grants, employee stock purchase plan, paid time off and up to 12 paid holidays - which total about 4 weeks for new full-time employees and about 2.5 weeks for new part-time employees annually - paid parental and family leave, family building benefits, back-up care, enhanced family support, childcare subsidy, tuition assistance, college coaching, short- and long-term disability, voluntary AD&D coverage, voluntary accident coverage, voluntary life insurance, voluntary disability insurance, and voluntary long-term care insurance. We don't stop there - eligible employees can also receive mobile service & home internet discounts, pet insurance, and access to commuter and transit programs! To learn about T-Mobile's amazing benefits, check out www.t-mobilebenefits.com.
Never stop growing!
As part of the T-Mobile team, you know the Un-carrier doesn't have a corporate ladder-it's more like a jungle gym of possibilities! We love helping our employees grow in their careers, because it's that shared drive to aim high that drives our business and our culture forward. By applying for this career opportunity, you're living our values while investing in your career growth-and we applaud it. You're unstoppable!
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