New

Sr Cybersecurity Engineer, Detection

T-MOBILE USA, Inc.
$103,400 - $186,400Corporate Bonus Target: 15%
life insurance, vision insurance, flexible benefit account, paid time off, paid holidays, tuition assistance, 401(k)
United States, Texas, Frisco
3560 Dallas Parkway (Show on map)
Dec 10, 2025
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! The Detection Engineer is responsible for continually improving T-Mobile's detection capabilities. They will work with all teams within security operations to ensure that T-Mobile is protecting its customers and employees. They will work with multiple technologies to build detections and correlations including SIEM, EDR, and Network Monitoring. The best candidate for the role should have a strong comprehension of incident response, work well with other people and have strong verbal and written communication skills. This position correlates security related data across the enterprise, performs Security Incident Response Handling & Incident containment/recovery and assists application owners to understand and implement the security aspects of their applications. Develops, and implements advanced security strategies, tools, and technologies to protect against cyber threats and vulnerabilities Identifies proactively security risks and deploys effective mitigation measures to safeguard the company's systems and data Builds, new detection capabilities based on research of new attack techniques, develops content to improve detective capabilities in Security Information and Event Management (SIEM) tool and maintains, tunes, and sunsets existing detection capabilities. Works with system owners, SIEM team, and CSOC to onboard new data sources, investigate incidents for Cyber Incident Response Team (CIRT) and participates in Cyber Incident Response Team (CIRT) rotation that may involve non-traditional working hours. Responds to network security incidents to promptly mitigate damage or restore service and champion the process, recommending tool, software development, or infrastructure changes to improve or enhance security. Qualifications: (Required) Bachelor's Degree plus 5 years of related work experience OR Advanced degree with 3 years of related experience (relevant experience in lieu of degree might be considered). Acceptable areas of study include Computer Science or Information Technology. Experience with Windows event logs (Sysmon, Security logs, ETW), Linux logs (auth, auditd, system logs), Cloud telemetry (AWS CloudTrail, Azure, GCP), Network telemetry (NetFlow, Zeek, firewall logs) and EDR telemetry (CrowdStrike, SentinelOne, Defender) Deep understanding of attacker TTPs (MITRE ATT&CK is table stakes), familiarity with SIEM/SOC workflows and incident response lifecycle and ability to break down intrusions into detection logic Preferred Experience: 4-7 years' experience with security-related software and/or business process design 4-7 years' experience in technical project management and leading cross-functional solution design teams 4-7 years' expertise in network information security, including Firewall policy design, SSL Certificate management, and vulnerability analysis mitigation 4-7 years' experience in technical project management and leading cross-functional solution design teams 4-7 years' expertise in network information security, including Firewall policy design, SSL Certificate management, and vulnerability analysis mitigation Knowledge, Skills and Abilities: Cybersecurity (required) Advanced understanding of security architecture, security technologies, systems design, integration, and networking. Problem Solving (required) Innovative problem-solving skills with the proven ability to exercise flexibility and judgment. Communication (required) Excellent executive communication skills (oral and written) including presentation skills and demonstrated ability to present at all organizational levels. Building Relationships (preferred) Proven ability to build relationships, engage and influence others, work with a diverse internal and international user community, as well as strategic partners. Negotiation (preferred) Strong influence and negotiation skills; ability to achieve consensus and build effective working relationships in a decentralized environment. License/Certification: 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, implementing, and managing a best-in-class cybersecurity program. Certified Information Security Manager (CISM) Offered by ISACA, this certification is for management-focused IT professionals who are responsible for developing, managing, and overseeing information security systems in enterprise-level applications, or for developing best organizational security practices. Certified in Risk & Informational Systems Control (CRISC) Provided by ISACA, CRISC is aimed at IT professionals, project managers, and others whose job it is to identify and manage risks to IT and the business. 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 access the Magenta Pay Lookup tool by opening this link in a new browser window: 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 c 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.