Principal Cybersecurity - Proxy and Web Content Filtering Engineer - Cloud and Network Security Solutions

Join the Team at AT&T: Revolutionizing Communications and Technology Imagine being part of a team that redefines connectivity and transforms how the world shares stories and experiences that matter. At AT&T, we're on a mission to deliver innovative and reliable technology solutions that power differentiated, simplified customer experiences. As a leader in communications and technology, we offer a dynamic work environment where you can bring your bold ideas and fearless risk-taking to create the future. About the Job: Principal Cybersecurity - Proxy and Web Content Filtering Engineer This is a hands-on technical job that requires an experienced candidate with extensive experience creating policy, tuning, and administration using various technologies such as F5, Forcepoint, Broadcom, and squid. As a Principal Cybersecurity - Proxy and Web Content Filtering Engineer, you will play a critical role in engineering, deploying, and operating premise and cloud-based proxy solutions, including CASB, SWG, and ZTNA. Key Responsibilities: Engineer, deploy, configure, and maintain forward proxy solutions Develop advanced alerts/reports to meet requirements of key stakeholders Develop automation for security tools management and workflow integration Collaborate with key stakeholders within Information Security and Engineering teams to develop specific use cases to address specific business requirements Create and implement best practices for proxy rules/signatures to mitigate threats Create and implement custom alerting dashboards in SIEM for investigations Work extensively with stakeholders across AT&T to tune proxy policies Aid in gathering, presenting metrics for measuring performance and risk Provide ongoing support to existing monitoring capabilities and data collection systems Provide development support for the expansion and implementation of new systems Lead troubleshooting efforts in complex issues involving multiple platforms and network flows Essential Qualifications: 8+ years of experience in Cybersecurity engineering with experience configuring, operating, and managing premise and cloud-based forward proxies Extensive experience providing SME level support in large, highly dynamic enterprise environment Proxy/Security Experience: Engineering, administrative experience of F5, Forcepoint, Broadcom, squid platforms Moderate level experience with SSE (CASB/SWG/ZTNA) Solid understanding and practical experience with web applications, web platforms, application firewalls, frameworks, and protocols with respect to application development, deployment, and operation Strong understanding of TCP/IP, web protocols, and networking concepts Expertise with mainstream operating systems, web services, programming languages, network devices, and attack vectors Advanced expertise reviewing and analyzing log files, data correlation, and packet captures Script writing and programming using common shell and mainstream languages Senior-level understanding of PKI Technology Working knowledge of open-source and commercial application security tools and frameworks Cyber Defense and Incident Response: Solid understanding of Incident Response process Prior experience in Cybersecurity operations and Incident Response Working-level understanding of Cybersecurity operations and processes Educational, Certifications, and Other: Excellent communication skills, including metrics/performance documentation/presentation, technical drawing/architecture origination, and modification Operates well under pressure and urgent circumstances Self-reliant and diligent in follow-through for assigned tasks Ability to work with a geographically disperse team Engaged collaborator, contributor, and team player CISSP, CISM, SANS GIAC, GWEB, or relevant cybersecurity or technical certification Prefers Bachelor’s degree or equivalent experience in engineering, computer science, information security/systems Career Growth Opportunities and Learning Benefits: At AT&T, we offer a comprehensive learning and development program that includes: 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 Work Environment and Company Culture: We offer a dynamic work environment with a hybrid schedule requiring three minimum days office presence per week. This position is only available in Alpharetta, GA, and Dallas, TX. Full-time remote work is not offered. Our company culture values innovation, teamwork, and employee growth. Compensation and Benefits: Our Principal Cybersecurity engineers earn between $141,300 - $211,900 per year, depending on geography, experience, expertise, and education/training. We also offer a comprehensive benefits package, including: Medical/Dental/Vision coverage 401(k) plan 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 Conclusion: If you're a motivated and experienced cybersecurity professional looking for a challenging role, we encourage you to apply for this exciting opportunity. As a Principal Cybersecurity - Proxy and Web Content Filtering Engineer at AT&T, you'll have the chance to work with cutting-edge technologies, collaborate with talented professionals, and make a significant impact on the company's mission to redefine connectivity and transform how the world shares stories and experiences that matter. Apply today and join our team of trailblazers! Apply for this job