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Principal Engineer, Cyber Threat Intelligence

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T-Mobile

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Location:
United States , Bellevue

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Contract Type:
Not provided

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Salary:

127800.00 - 230700.00 USD / Year

Job Description:

As a Principal Cybersecurity Engineer, you will be at the forefront of driving security initiatives within our Cyber Threat Intelligence (CTI) team! Using your extensive expertise in cybersecurity, you will lead the charge in conducting comprehensive technical security assessments, engaging with threat actors, performing forensic examinations, and implementing rigorous vulnerability testing. In this pivotal role, you will serve as a trusted domain expert, guiding our vision and driving tangible results to fortify our security posture across various domains, including mobile devices, IoT devices, enterprise applications, cloud infrastructure, big data environments, core and carrier network technologies, and other critical business units as necessary. As the principal security advisor, you will collaborate closely with multi-functional teams to ensure the successful delivery of projects and services to our enterprise customers, providing invaluable insights and guidance to uphold the highest standards of security.

Job Responsibility:

  • Lead comprehensive technical security assessments
  • Engage with threat actors
  • Perform forensic examinations
  • Implement rigorous vulnerability testing
  • Serve as a trusted domain expert
  • Guide vision and drive tangible results to fortify security posture
  • Collaborate with multi-functional teams to ensure successful delivery of projects and services
  • Lead information security reviews
  • Investigate security needs and recommend resolutions
  • Implement, test, and monitor security improvements
  • Mentor peers and junior team members

Requirements:

  • Bachelor's Degree Computer Science or Information Technology
  • 7-10 years conducting security assessments and vulnerability testing
  • 7-10 years developing and implementing cybersecurity measures across various technologies
  • 7-10 years Leading and collaborating with engineering teams
  • Be authority in multiple security subject areas
  • Experience with high level design architecture, security technologies, networking, web services and SOA
  • Domain expert in all facets of network & information security
  • At least 18 years of age
  • Legally authorized to work in the United States

Nice to have:

  • Proficient in conducting digital forensics investigations
  • Experience with security tools such as SIEM, IDS/IPS, DLP, endpoint protection, and vulnerability scanners
  • Strong understanding of cloud security principles
  • Familiarity with a range of digital forensics tools and software
  • Proficient in analyzing the cyber threat landscape
  • Certified Information Systems Security Professional (CISSP)
  • Certified Information Security Manager (CISM)
  • Certified Information Systems Auditor (CISA)
What we offer:
  • Competitive base salary and compensation package
  • Annual stock grant
  • Employee stock purchase plan
  • 401(k)
  • Access to free, year-round money coaches
  • Medical, dental and vision insurance
  • Flexible spending account
  • Paid time off
  • Up to 12 paid holidays
  • 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
  • Voluntary long-term care insurance
  • Mobile service & home internet discounts
  • Pet insurance
  • Access to commuter and transit programs

Additional Information:

Job Posted:
February 19, 2026

Employment Type:
Fulltime
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