Principal Cybersecurity - Web Proxy Platform Architect & Eng.

AT&T•Dallas, TX

2d•Onsite

About The Position

This position requires office presence of a minimum of 5 days per week and is only located in the location(s) posted. No relocation is offered. Join AT&T and reimagine the communications and technologies that connect the world. Our Chief Security Office ensures that our assets are safeguarded through truthful transparency, enforce accountability and master cybersecurity to stay ahead of threats. Bring your bold ideas and fearless risk-taking to redefine connectivity and transform how the world shares stories and experiences that matter. When you step into a career with AT&T, you won't just imagine the future-you'll create it. Position Overview The Web Proxy Platform Architect & Engineer serves as a technical leader, responsible for designing, engineering, and deploying advanced web proxy solutions across on-premises and cloud environments. This role requires deep expertise in policy creation, system integration, and administration of leading proxy technologies, with a strong focus on security, scalability, and operational excellence. The successful candidate will demonstrate exceptional leadership in guiding cross-functional teams and fostering a collaborative environment to achieve strategic security objectives.

Requirements

Minimum 7 years of experience in cybersecurity engineering, with a focus on configuring, operating, and managing both premise and cloud-based forward proxies.
SME-level proficiency with Forcepoint Web Security, Palo Alto Web Proxy, Prisma Access, Broadcom, and Squid.
Strong understanding of web applications, platforms, firewalls, frameworks, and protocols related to application development and operation.
Advanced knowledge of TCP/IP, web protocols, networking concepts, and attack vectors.
Expertise in log analysis, data correlation, packet capture, and script writing using mainstream languages.
Senior-level understanding of PKI technology and familiarity with open-source and commercial security tools.
Solid grasp of incident response processes and prior experience in cybersecurity operations.
Bachelor's degree in engineering, computer science, information security/systems, or equivalent experience.
Relevant certifications such as CISSP, CISM, SANS GIAC, GWEB, or equivalent.
Proven leadership and mentoring abilities, with a track record of building and guiding high-performing teams.
Excellent communication skills, including technical documentation, metrics presentation, and architectural design.
Ability to perform under pressure and urgent circumstances.
Self-reliant, diligent, and committed to task completion.
Effective collaborator and team player, able to work with geographically dispersed teams
Bachelor's degree (BS/BA) desired in Computer Science or Cybersecurity.
7+ years of related experience.
Certification is required in some areas.

Responsibilities

Lead architecture and engineering efforts for web proxy platforms, setting technical direction and mentoring team members.
Champion collaboration across Information Security, Engineering, Governance, and Operations teams to develop, refine, and enforce security policies and best practices.
Facilitate stakeholder engagement to ensure alignment of proxy solutions with business requirements and risk management goals.
Architect, engineer, and implement comprehensive web proxy platforms, including SSE CASB, SWG, and ZTNA.
Work with cross-functional teams to deploy new web proxy solutions across the enterprise.
Integrate proxy platforms with other security solutions and data sources for seamless protection and visibility.
Develop and transition operational procedures (MOPS) for configuration, maintenance, and ongoing support of proxy solutions.
Lead advanced troubleshooting and root cause analysis for complex, multi-platform network issues.
Provide development support for expanding and implementing new systems.
Engineer, deploy, configure, and maintain web proxy solutions, ensuring optimal performance and security.
Develop advanced alerts, reports, and custom dashboards in SIEM for investigations and stakeholder requirements.
Automate security tool management and workflow integration to improve efficiency.
Create and implement best practices for proxy rules and signatures to mitigate threats.

Benefits

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.