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Principal Cybersecurity - Web Proxy Platform Architect & Eng.

Dallas, Texas

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defend

Be a part of our elite cybersecurity team that provides strategy,
consulting, and threat detection to a wide range of customers.

"If you want to be continually challenged, always learning and able to shift careers, AT&T is the right place for you! I started at AT&T 18 years ago and never envisioned having an opportunity to transition into a Cybersecurity role."

Connie Bragg — Professional Cybersecurity

Technology

Don't just imagine the future. Create it.

Job Description:

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.

Key Responsibilities

Leadership & Collaboration

  • 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.

Solution Architecture & Engineering

  • 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.

Operational Excellence

  • 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.

Security Management & Automation

  • 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.

Required Qualifications/Technical Expertise

  • 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.

Cyber Defense & Incident Response

  • Solid grasp of incident response processes and prior experience in cybersecurity operations.

Education & Certifications

  • Bachelor’s degree in engineering, computer science, information security/systems, or equivalent experience.
  • Relevant certifications such as CISSP, CISM, SANS GIAC, GWEB, or equivalent.

Professional Skills

  • 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


Education/Experience:

Bachelor’s degree (BS/BA) desired in Computer Science or Cybersecurity. 7+ years of related experience. Certification is required in some areas.

Supervisor:

No

Our Principal Cybersecurity earns between $155,400-$233,200 USD Annual not to mention all the other amazing rewards that working at AT&T offers. Individual starting salary within this range may depend on geography, experience, expertise, and education/training.  

Joining our team comes with amazing perks and 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.

#LI-Onsite – Full-time office role-

Ready to join our team? Apply today.

Weekly Hours:

40

Time Type:

Regular

Location:

USA:NC:Charlotte / Ibm Dr - Adm:8505 Ibm Dr

Salary Range:

$155,400.00 - $261,100.00

It is the policy of AT&T to provide equal employment opportunity (EEO) to all persons regardless of age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, sexual orientation, gender identity and/or expression, genetic information, marital status, status with regard to public assistance, veteran status, or any other characteristic protected by federal, state or local law. In addition, AT&T will provide reasonable accommodations for qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made.



Job ID R-96508-3 Date posted 02/03/2026
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Benefits

Invested in your satisfaction and continued success.

We take care of our own here (hint: that could be you). Our benefits and rewards mean we cover some of your biggest needs with some of the coolest offerings. We already think we’re a pretty great place to work. We’re just trying to rack up some bonus points.

Let’s start with the big one: Your work gets rewarded with competitive compensation and benefits. It really does pay to be on our team.

Compensation

Paid Time Off

Our people have class. Literally. We can help you out on approved education costs with our tuition assistance plan.

Tuition
Assistance

Here’s another reason to breathe easy: You and your family get access to excellent medical, dental and vision insurance options.

Insurance Options

Wanna make your friends really jealous? You’ll get discounted access to the latest and greatest AT&T products and services — plus other awesome items, like tickets to live events.

Discounts

You strike us as an over-achiever (don’t worry, it’s a compliment). Our training and development programs are your ticket to expert status in your job.

Training & Development

When the day comes that you get some much needed R&R (not that you’d ever want to leave #LifeAtATT) you’ll know your future is set with the AT&T Retirement Savings Plan (ARSP).

Savings

The Hiring Process

Step 1

Complete a quick application online and check your status often.

Step 2

Virtual or in-person
Interviews

Dress professionally and ensure good WiFi interviewing virtually.

Step 3

Conditional
Job Offer

After a background check, you're part of the team.

Step 4

Welcome! Onboarding
and Training Begins

Our training and certification programs set you up for success.

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