Sr Specialist Systems Administration

Job Description

Title: Sr Specialist Systems Administration
Role: Cloud and Linux System Administrator
Experience Level: 8 Years

Job Summary/Description

Network Cloud Operations is responsible for Operations, Administration and Maintenance of Server Infrastructure in AT&T AIC (AT&T Integrated Cloud) and NC (Network Cloud) environment. This Job requires Software Update and Deployment of Network Cloud Environment, Firmware updates, Working on Tickets, Changes where the environment is built on Linux, Open stack, Kubernetes environment in 24*7 operations.

Roles and Responsibilities:

• Performs work focusing on software, maintenance, and operations of systems used by AT&T or its clients to conduct business.
• Performs feasibility assessments, creates requirements, manages projects, and integrates and tests technical solutions for software.

Primary / Mandatory skills:

This position requires a broad-spectrum skill set across Linux, KVM, OpenStack, Kubernetes, Containers, Cloud Infrastructure platforms, Windows, and Monitoring of the Server Infrastructure. The candidate should have minimum of 6-10 years of working experience on Production Environment.

• Should have excellent trouble-shooting and analytical skills in Systems Administration of Linux, Cloud, OpenStack and Kubernetes environment.
• Should be well versed and worked on Operations and Maintenance of Open stack Modules like Keystone, Nova, Neutron, Swift, Cinder, Heat, Glance, Horizon, and Fuel.
• Should be well versed with concepts like High Availability, DRS, Fault Tolerance, Scalability, Reliability, shared resources etc. including Handling of Tier 1/ Tier 2 Tickets in AT&T AIC/ NC Server Environment.
• Creating, reviewing, approving, and implementing changes in AIC/ NC Server Environment.
• Restoration of Applications/services in AIC/NC infrastructure from Hardware/ OpenStack/ OS perspective in Outages/ Service degradation scenarios.
• Experience on Python & Shell scripting.
• Upgradation & Deployment of AIC/ NC Server infrastructure (Linux, OpenStack & Kubernetes).
• Knowledge and Understanding of CI/CD Pipeline in Jenkins, GitHub.
• Co-ordination with OS vendors, Development Teams, Production Support teams for Root Cause Analysis, configuration changes etc.
• And Co-ordination with Hardware vendors (Dell, HP) for faulty Hardware replacement.
• Should have very high level of Customer Focus, to provide effortless Customer Experience. Should display a positive attitude working with various peers/ customers / clients/ vendors etc.
• The Candidate should be ready to work in 24*7 rotational shift Operations.
• Should have strong analytical/logical/problem solving skills.
• Should have to work across diverse teams across regions/cultures.
• Certification in Systems Administration of Linux, Open Stack and Kubernetes is preferable.
• The candidate should have high level of Co-ordination and Communication skills (verbal and written).

Education Qualification:

Engineering/ Graduation/ Equivalent in Computer Science, Electronics and Communications.

Weekly Hours:

40

Time Type:

Regular

Location:

Hyderabad, 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 is a fair chance employer and does not initiate a background check until an offer is made.

Job ID: R-86696
Date posted: 10/17/2025
Locations: Hyderabad, India

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