Director Cybersecurity - Enterprise Network Security

This is a full-time onsite role based in the location(s) posted and is performed from the designated work location five days per week. No relocation is offered.

AT&T's Chief Security Office is seeking an experienced cybersecurity leader to direct the strategy, architecture, governance, and operational effectiveness of the company's enterprise network security program. This position is accountable for the design, governance, and continuous improvement of enterprise firewall architecture, network segmentation strategy, intrusion detection and prevention capabilities (IDS/IPS), and other critical security controls that protect AT&T's infrastructure, applications, data, and services.

The Director leads multiple cybersecurity functions responsible for enterprise firewall governance, security architecture, segmentation programs, perimeter defense, threat detection and prevention, compliance, security engineering, and modernization initiatives. This role partners across technology and business organizations to reduce cyber risk, improve operational efficiency, and enable secure business transformation.

Key Responsibilities and Required Qualifications

• Leads enterprise firewall strategy, architecture, lifecycle management, governance, policy standards, rule management, and access controls.
• Modernizes firewall platforms through simplification, automation, scalability, compliance, technical debt reduction, and attack-surface minimization.
• Defines enterprise network segmentation and micro-segmentation strategies that protect critical assets and reduce lateral movement.
• Develops long-term network security architecture roadmaps with infrastructure, cloud, and application teams, balancing risk reduction and business enablement.
• Provides executive leadership for IDS/IPS, detection engineering, threat prevention, monitoring, analytics, continuous tuning, and incident readiness.
• Advances scalable security engineering through automation, orchestration, analytics, AI-enabled capabilities, policy automation, and workflow optimization.
• Establishes governance, audit readiness, executive metrics, dashboards, objectives, and performance indicators that demonstrate measurable risk reduction.
• Leads and develop high-performing cybersecurity teams, set priorities, build future leaders, and influence executive investment and risk decisions.
• Brings 10+ years of cybersecurity or network security experience, including 5+ years leading enterprise-scale programs or engineering teams in complex, regulated environments.
• Demonstrates deep expertise in enterprise firewalls, network segmentation, IDS/IPS, access governance, network and cloud security architecture, threat modeling, secure design, monitoring, and cybersecurity frameworks.

Education/Experience:

• Master's degree in Cybersecurity, Computer Science, Engineering, Information Systems, or related field with 10+ years of related experience.

Preferred Qualifications

• CISSP, CISM, CCSP, GIAC, or equivalent industry certifications.
• Experience leading large-scale enterprise firewall governance and security architecture programs.
• Experience implementing enterprise segmentation strategies and threat defense platforms.
• Experience delivering security modernization, automation, and AI-enabled security initiatives.
• Experience developing executive risk metrics and cybersecurity performance dashboards.

Supervisor: Yes

Joining our team comes with amazing perks and benefits:

• Medical/Dental/Vision coverage
• 401(k) plan
• Tuition reimbursement program
• 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
• Long Term Grants and Deferred Compensation
• Paid Time Off and Holidays (based on date of hire, at least 28 days of vacation each year and 9 company-designated holidays

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AT&T and its subsidiaries are committed to equal employment opportunity. All hiring, promotion, and other employment decisions remain merit-based and free from discrimination on the basis of race, color, religion, religious creed, national origin, ancestry, age, sex, sexual orientation, gender, gender identity, gender expression, physical disability, mental disability, pregnancy, medical condition, genetic information, marital status, citizenship status, military status, veteran status, or any other characteristic protected by federal, state, or local laws. In addition, AT&T will provide reasonable accommodations to qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made. Click here to learn more or request an application accommodation here.