**Job Description:** **About the Company:** At AT&T, we’re connecting the world through the latest tech, top-of-the-line communications and the best in entertainment. Our groundbreaking digital solutions provide intuitive and integrated experiences for millions of customers across online, retail and care channels. Join our mission to deliver compelling communication and entertainment experiences to customers around the world as we continue to evolve as a technology-powered, human-centered organization. As part of our team, you’ll transform the way we deliver a seamless customer experience with digital at the center of all you do. In our world, digital is much larger than just an eCommerce channel, we are transforming all channels to digitally perform as one team to create a better customer experience. As we move into 2024, the digital transformation will revolutionize the digital space and you can build a career that will propel your future. **About the Role:** The Network security lead engineering position architects the domain level network segmentation and perimeter-based controls for AT&T’s corporate, cloud, on-prem and telco environments. The 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 to validate requirements, testing and roll-out of features, and proving tier 4 support of production environment. **Roles and Responsibilities:** Position will 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. Provides controlled access for end-user, application, and tooling to wireline/mobility network elements. **Shift timing (if any):** 12 pm – 9 pm IST **Location / Additional Location (if any):** Bangalore, India **Overall Experience:** 7+ years **Primary / Mandatory skills:** Juniper router, Cisco routers, Network Security, Access control lists, BGP route controls and router protection techniques. **Secondary / Desired skills:** Network scripting, Ansible, Linux, python. Flexible to provide coverage in US morning hours on a need-basis, and as required Strong written, verbal and presentation skills Experience working in an environment where coordination with multiple teams is essential to success Ability to prioritize individual/group work in a high-stress and time-bound environment **Additional information (if any):** **Education Qualification:** Bachelors in Computer science, Telecommunication engineering or equivalent. **Certifications (if any specific): Ne** twork security and vendor router certifications desired. **Weekly Hours:** 40 **Time Type:** Regular **Location:** Bangalore, Karnataka, India 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 will consider for employment qualified applicants in a manner consistent with the requirements of federal, state and local laws We expect employees to be honest, trustworthy, and operate with integrity. Discrimination and all unlawful harassment (including sexual harassment) in employment is not tolerated. We encourage success based on our individual merits and abilities without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, disability, marital status, citizenship status, military status, protected veteran status or employment status