Cybersecurity Network Architect

5 days ago


Hyderabad, Telangana, India AT&T Full time

Job Title: Lead Cybersecurity

Job Summary:

The Network Security Lead is responsible for architecting domain-level network segmentation and perimeter-based controls for AT&T's corporate, cloud, on-prem, and telco environments. This role implements isolation and network segmentation for perimeter security enforcement using network routers and firewalls. Strong collaboration and communication skills with security and network expertise are required to validate requirements, testing, and roll-out of features, and provide tier 4 support of production environment.

Key Responsibilities:

  • Engineer, test, and deploy network architecture to implement network segmentation between various AT&T domains to harden the perimeter security.
  • Elevate security controls and monitoring by establishing a tools DMZ with firewall configurations.
  • Provide controlled access for end-user, application, and tooling to wireline/mobility network elements.
  • Act as a Tier 4 on-call engineer for troubleshooting multi-tenant firewall policies and handle support for any Palo Alto, Cisco OS upgrades, and network/firewall maintenance.

Requirements:

  • 7+ years of experience in network security.
  • Strong knowledge of Juniper router, Cisco routers, Palo Alto Firewall, SRX Firewall, Network Security, Access control lists, BGP route controls, and router protection techniques.
  • Desirable skills: Network scripting, Ansible, Linux, Python.

Education and Certifications:

  • Bachelor's degree in Computer Science, Telecommunication Engineering, or equivalent.
  • Cisco, Juniper, Palo Alto certifications in network security desired.

Work Environment:

  • Regular full-time position.
  • 40 hours per week.
  • Based in Bangalore, Karnataka, India.

AT&T is an equal employment opportunity employer and provides reasonable accommodations for qualified individuals with disabilities.



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