Sr. Cybersecurity Engineer, Resiliency

Company: T-Mobile USA, Inc.
Location: Bellevue
Posted on: May 1, 2025

Job Description:

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 - this is Total Rewards. 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!

Job Overview
As a Sr. Engineer supporting resiliency for cloud infrastructure at T-Mobile, you will play a critical role in ensuring the robustness and security of our cloud environments! Your responsibilities will include designing, implementing, and maintaining resilient cloud infrastructure to protect T-Mobile's critical assets from cyber threats.

In this role, you will collaborate with various teams to develop and implement strategies for cloud infrastructure resiliency. You will be responsible for conducting risk assessments, implementing standard processes for cloud security, and ensuring the integrity and availability of cloud management systems. Your expertise will be critical in maintaining the security and continuity of T-Mobile's services.

Responsibilities

• 
  Develop and implement strategies for cloud infrastructure resiliency.
  
  
• Conduct risk assessments and implement standard processes for cloud security.
• Ensure the integrity and availability of cloud management systems.
• Collaborate with multi-functional teams to align on resiliency objectives.
• Drive continuous improvement in cloud infrastructure resiliency practices.
• Conduct threat modeling to identify vulnerabilities and potential attack vectors.
• Build strategy and documentation for Incident Response, Business Continuity, and Disaster Recovery Planning.
• Anticipate, identify, and address issues with timelines.
• Leads security, compliance, and risk assessments on projects throughout project lifecycle.
• Improves 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 improvements.
• Maintains visibility inside & outside of information security at the People management level.
• Works 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 & maintenance.
• Implements security projects driven by groups both internal and external to info security.
• Mentors, peers and junior team members in security technologies, enterprise solution design and facilitation and effective customer interaction
• Domain authority 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.
• Also responsible for other Duties/Projects as assigned by business management as needed.
  
  Education
  
  • Bachelor's Degree Computer Science or Information Technology or equivalent work experience
    
    Work Experience
    
    • 4-7 years Experience in info security technology or related field
    • Experience with incident handling for Security breaches.
    • Authority in cloud security and other security subject areas
    • 2-4 years Technical Project Management
    • V Mware, Azure, and AWS CyberArk proficiency.
    • Experience with high level design architecture, security technologies, Networking, web services and SOA. Understanding of encryption, obfuscation, tokenization technologies
      
      Knowledge, Skills and Abilities
      
      • Deep understanding of firewalls, intrusion detection/prevention systems, endpoint protection, and secure architecture design.
      • Experience in conducting threat modeling to identify vulnerabilities and potential attack vectors.
      • Medium to advance knowledge of Scripting tools (Python/Perl/Shell/HTML/PHP)
      • Knowledge of federal & compliance regulations e.g. SOX, PCI & CPNI
      • Familiarity with load balancers (ex - A10, F5), firewalls (ex - CheckPoint), Venafi, MDM (ex - Mobile Iron), Cloud (ex - AWS, Azure), Malware Protection (ex -FireEye), Advanced Persistent Threats (ex - Damballa), Privileged Accounts (ex - CyberArk), SIEM (ex - ArcSight), Log & Event (ex - Splunk), Intrusion IDS/IPS (ex - Symantec) , Cloud Platform (ex - PCF, Docker), Scanning (ex - Qualys), AppSec (ex - Veracode)
      • Solid understanding of T-Mobile's network elements and how they work together (EIT, Engineering & 3rd Party).
      • Strong presentation skills to large and small audiences.
      • In-depth knowledge of security standard processes in large-scale environments
      • Strong problem solving / troubleshooting skills
      • Dedicated and able to work under timelines.
      • Always act with tact and integrity, and work with a variety of individuals in a positive and productive manner
      • Strong verbal and communication skills with diverse multi-functional groups & the ability to communicate effectively to small & large groups
      • Knowledge of information security policies and regulatory controls (per team function)
      • Demonstrable knowledge of current technological trends and developments in the area of info security
      • Ability to plan, organize and prioritize tasks to complete independently; Ability to work under stress and meet timelines
      • Authority in many facets of network & information security, including Firewall policy design, SSL Certificate management, vulnerability analysis & mitigation, and other topics as assigned.
        
        Licenses and Certifications
        
        • Certified Information Systems Security Professional (CISSP) CISSP and/or CCSK and/or CCSP and/or CISA/CISM certification a plus (Preferred)
        • Certified Information Security Manager (CISM) (Preferred)
        • Certified Information Systems Auditor (CISA) (Preferred)
          
          --- At least 18 years of age
          --- Legally authorized to work in the United States
          
          Travel:
          Travel Required (Yes/No):Yes
          
          DOT Regulated:
          DOT Regulated Position (Yes/No):No
          Safety Sensitive Position (Yes/No):No
          
          Base Pay Range: $103,400 - $186,400
          
          Corporate Bonus Target: 15%
          
          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!
          
          T-Mobile USA, Inc. is an Equal Opportunity Employer. All decisions concerning the employment relationship will be made without regard to age, race, ethnicity, color, religion, creed, sex, sexual orientation, gender identity or expression, national origin, religious affiliation, marital status, citizenship status, veteran status, the presence of any physical or mental disability, or any other status or characteristic protected by federal, state, or local law. Discrimination, retaliation or harassment based upon any of these factors is wholly inconsistent with how we do business and will not be tolerated.
          
          Talent comes in all forms at the Un-carrier. If you are an individual with a disability and need reasonable accommodation at any point in the application or interview process, please let us know by emailing ApplicantAccommodation@t-mobile.com or calling 1-844-873-9500 . Please note, this contact channel is not a means to apply for or inquire about a position and we are unable to respond to non-accommodation related requests.

Keywords: T-Mobile USA, Inc., Bellevue , Sr. Cybersecurity Engineer, Resiliency, IT / Software / Systems , Bellevue, Washington