Comcast brings together the best in media and technology. We drive innovation to create the world's best entertainment and online experiences. As a Fortune 50 leader, we set the pace in a variety of innovative and fascinating businesses and create career opportunities across a wide range of locations and disciplines. We are at the forefront of change and move at an amazing pace, thanks to our remarkable people, who bring cutting-edge products and services to life for millions of customers every day. If you share in our passion for teamwork, our vision to revolutionize industries and our goal to lead the future in media and technology, we want you to fast-forward your career at Comcast.

Job Summary

Responsible for planning and designing new software and web applications. Analyzes, tests and assists with the integration of new applications. Documents all development activity. Assists with training non-technical personnel. Has in-depth experience, knowledge and skills in own discipline. Usually determines own work priorities. Acts as a resource for colleagues with less experience.

Job Description

Job Summary:  

 
The Comcast Cloud Technologies team is in search of an experienced Level 3 OpenStack Administrator to oversee, optimize, and troubleshoot our large-scale private cloud platform. The candidate will act as the technical SME, handle high-severity incidents, and contribute to continuous improvements in stability, automation, and performance. 

Job Description:  

 
The candidate will be instrumental in the migration, upgrade, design, implementation, and ongoing management of our OpenStack infrastructure, ensuring it remains highly available, scalable, and performant. We seek an individual with substantial experience in Linux system administration and a strong command of Infrastructure as Code (IaC) methodologies, utilizing tools such as Ansible, Git, Terraform, Kubernetes Operators, and Python. A solid understanding of operational best practices and familiarity with monitoring tools like Prometheus, Grafana, ELK, and Fishymetrics is essential, along with a comprehensive grasp of storage, network services, architecture, distributed systems, networking protocols, and virtualization. Experience with RedHat OpenStack and Ceph storage technologies is preferred, and knowledge of cybersecurity will be considered an advantage. As part of our Operations team, the candidate should be prepared to assist with migration and maintenance tasks outside of regular business hours and participate in an on-call rotation.

The team will function at CIEC, Chennai and will be required to work from office as per Comcast policy.  

Core Responsibilities – OpenStack Engineer (Level 3)

• Plan, design, test, and execute migration from legacy hardware platforms to OpenStack-based infrastructure, ensuring minimal downtime and seamless service continuity.
• Monitor, optimize, and troubleshoot OpenStack components and underlying hardware to maintain high availability, performance, capacity, and platform security.
• Collaborate closely with network, storage, and platform engineering teams to ensure efficient integration, streamlined operations, and optimized performance across all OpenStack services.
• Plan, coordinate, and execute OpenStack upgrades to the latest stable releases, performing rolling upgrades, validating component compatibility, executing regression testing, and carrying out post-upgrade tuning to ensure optimal platform stability, performance, and reliability.
• Stay updated on industry trends, emerging cloud technologies, and OpenStack ecosystem advancements, applying best practices to continuously improve the platform.
• Develop, maintain, and enhance Infrastructure as Code (IaC) using automation frameworks such as Ansible, Terraform, and Git, ensuring reliable, repeatable, and scalable deployments.
• Create and maintain comprehensive documentation including architecture diagrams, configuration guides, SOPs, troubleshooting procedures, and operational runbooks for internal knowledge sharing.
• Gather, interpret, and anticipate customer requirements, translating them into scalable technical solutions aligned with best practices and proven engineering methodologies.
• Solve complex technical issues by applying broad platform knowledge to identify root causes and develop innovative, automation-driven solutions.
• Provide expert guidance to ensure performance, reliability, and availability across cross-platform services and applications hosted on OpenStack.
• Lead incident recovery efforts to restore services promptly, conduct post-incident reviews, and contribute to preventive measures to avoid recurring failures.
• Exercise strong independent judgment in making technical decisions of significance that impact operational stability and customer experience.
• Maintain consistent, reliable availability, including readiness to work in a 24/7 operational environment with rotational shifts and on-call responsibilities as required (subject to change).

Minimum Requirements:  

• 4-6 years designing, building, and operating OpenStack environments supporting high availability (99.99% availability), low latency enterprise applications 

• 3+ years proficiency in automation and DevOps tools such as Ansible, AWX, Terraform, GitHub  

• 3+ years proficiency with IP Networks and networking design and operations  

• 3+ years hands on experience with server hardware deployments, maintenance, and troubleshooting  

• 3+ years of strong Linux administration skills 

Good to Have:  

• Experience engineering and/or operating SAN or CEPH storage systems  

• Experience in Cybersecurity.

• Experience with administering and operating HPE/Dell hardware and firmware  

• Proficiency in coding such as Python, Ansible for automation playbooks  

Employees at all levels are expected to:  

• Understand our Operating Principles; make them the guidelines for how you do your job 

• Own the customer experience - think and act in ways that put our customers first, give them seamless digital options at every touchpoint, and make them promoters of our products and services 

• Know your stuff - be enthusiastic learners, users and advocates of our game-changing technology, products and services, especially our digital tools and experiences 

• Win as a team - make big things happen by working together and being open to new ideas 

• Be an active part of the Net Promoter System - a way of working that brings more employee and customer feedback into the company - by joining huddles, making call backs and helping us elevate opportunities to do better for our customers.  

• Drive results and growth 

• Respect and promote inclusion & diversity 

• Do what's right for each other, our customers, investors and our communities 

Disclaimer:

• This information has been designed to indicate the general nature and level of work performed by employees in this role. It is not designed to contain or be interpreted as a comprehensive inventory of all duties, responsibilities and qualifications.

We believe that benefits should connect you to the support you need when it matters most, and should help you care for those who matter most. That's why we provide an array of options, expert guidance and always-on tools that are personalized to meet the needs of your reality—to help support you physically, financially and emotionally through the big milestones and in your everyday life.

Please visit the benefits summary on our careers site for more details.

Education

Bachelor's Degree

While possessing the stated degree is preferred, Comcast also may consider applicants who hold some combination of coursework and experience, or who have extensive related professional experience.

Certifications (if applicable)

Relevant Work Experience

5-7 Years

Comcast is an equal opportunity workplace. We will consider all qualified applicants for employment without regard to race, color, religion, age, sex, sexual orientation, gender identity, national origin, disability, veteran status, genetic information, or any other basis protected by applicable law.