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Expert Cybersecurity - Cyber Threat & Response jobs in United States
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AT&T · 21 hours ago

Expert Cybersecurity - Cyber Threat & Response

AT&T is a leading telecommunications company that focuses on safeguarding its assets through advanced cybersecurity measures. The Expert Cybersecurity role involves hunting for cyber threats, responding to incidents, and developing security strategies to enhance the company's security posture while collaborating with various business units.
CollaborationCommunications InfrastructureMobileService IndustryTelecommunicationsWireless
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H1B Sponsor Likelynote

Responsibilities

Lead continuous, proactive monitoring and hunting for sophisticated cyber threats and vulnerabilities
Quickly respond to incidents using advanced detection, investigation, and containment techniques
Develop, implement, and refine security policies and incident management procedures that safeguard critical systems and data
Conduct in-depth risk assessments and develop strategic mitigation plans
Champion cutting-edge cybersecurity innovations that enhance the company’s defensive posture
Provide expert-level technical support on security challenges
Collaborate closely with IT and business units to integrate and optimize security controls across all operations
Spearhead initiatives in cyber incident response, threat intelligence, vulnerability management, digital forensics, software assurance, IoT security, policy standards, and more

Qualification

Cyber Threat HuntingIncident ResponseNetwork SecurityMalware AnalysisCloud ArchitectureVulnerability ManagementProgramming SkillsSoftware Security TestingEthical BehaviorTeam CollaborationCommunication SkillsProblem Solving

Required

Knowledge of tactics, techniques, and procedures associated with malicious insider activity, organized crime/fraud groups and both state and non-state sponsored threat actors
Understanding of cloud-based architectures and highly distributed big data architectures
Experience with Malware (including reverse engineering) and with internal and external attacks
Strong understanding of network security threats including APT, Botnets, Distributed Denial of Service (DDoS) attacks, worms, and network exploits
Experience with network probing/testing/analysis tools (Nessus, nmap, burp, wireshark, etc.)
Programming skills that will be used to construct, modify, and execute testing tools including shell (ksh, bash), [g]awk, Python, PERL, regex, .NET Programming, Java, C, C++, C#, PowerShell, curl, Web application development (PHP, ASP.NET, etc.)
Deep technical knowledge of Windows, UNIX and Linux operating systems as both an expert user and system administrator
Comprehensive knowledge of software security testing principles, practices, and tools, experience of vulnerability assessments in a complex environment
Experience with Malware (including reverse engineering) and with internal and external attacks
Experience or familiarity with vulnerability analysis, computer forensics tools, cryptography principles
Excellent teamwork skills for collaboration on analysis techniques, implementation, and reporting
Must be able to work both independently as well as effectively work in teams of individuals with a variety of skills and backgrounds
Excellent written and verbal communication skills and have demonstrated ability to present material to senior officials
Highly self-motivated requiring little direction
Demonstrates creative/out-of-the-box thinking and good problem-solving skills
Demonstrates strong ethical behavior

Benefits

Paid time off and holidays (based on date of hire, at least 28 days of vacation each year, and 9 company designated holidays)
Long-Term Grants
Deferred Compensation
Medical/Dental/Vision coverage
401(k) plan
Tuition reimbursement program
Paid Time Off and Holidays (based on date of hire, at least 23 days of vacation each year and 9 company-designated holidays)
Paid Parental Leave
Paid Caregiver Leave
Additional sick leave beyond what state and local law require may be available but is unprotected
Adoption Reimbursement
Disability Benefits (short term and long term)
Life and Accidental Death Insurance
Supplemental benefit programs: critical illness/accident hospital indemnity/group legal
Employee Assistance Programs (EAP)
Extensive employee wellness programs
Employee discounts up to 50% off on eligible AT&T mobility plans and accessories
AT&T internet (and fiber where available) and AT&T phone.

Company

AT&T is a telecommunications company that provides wireless communications, internet and digital television services.

H1B Sponsorship

AT&T has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (575)
2024 (586)
2023 (282)
2022 (450)
2021 (271)
2020 (162)

Funding

Current Stage
Public Company
Total Funding
$5.04B
Key Investors
National Telecommunications and Information Administration
2025-09-19Post Ipo Debt· $5B
2024-02-12Grant· $42.3M
2023-01-19Grant· $2.2M

Leadership Team

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Jeremy Legg
Chief Technology Officer
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Pascal Desroches
Senior Executive Vice President and Chief Financial Officer
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Company data provided by crunchbase