Comcast Cybersecurity: Principal Site Reliability and Integration Engineer

Core Responsibilities 

• Design, implement, and maintain scalable and reliable Cloud infrastructure and systems to support multiple authentication and authorization platforms for Comcast and its customers. 

• Develop and maintain automation scripts and tooling to reduce manual tasks and improve efficiency in managing infrastructure. 

• Implement and manage monitoring solutions to proactively identify and resolve issues. Assist incident response efforts and post-mortems to ensure continuous improvement. 

• Analyze system performance metrics and work on tuning, optimization, and troubleshooting of applications and infrastructure. 

• Design and implement infrastructure using IaC tools such as Terraform, Ansible, or similar. Ensure that infrastructure is version-controlled, repeatable, and easily deployable. 

• Ensure the security and compliance of infrastructure and applications. Implement best practices for secure deployments, monitoring, and security incident response. 

• Analyze current and future resource needs and develop plans to meet business growth while optimizing resources. 

• Collaborate with the onboarding and integration of stakeholders’ applications. 

• Offer support for systems and network troubleshooting related to applications and client teams.  

• Mentor team members by knowledge sharing and collaborating. 

• Communicate effectively with both engineering and leadership teams, ensuring clarity and alignment. 

• Actively engage in Agile team ceremonies, helping to balance and prioritize stakeholder demands and technical debt. 

• Participate in on-call support rotations to meet the needs of our client applications. 

Must Have Skills:

• 5+ years of SRE or experience designing, deploying, and operating Cloud infrastructure. 

• 2+ years of software development in Java, Terraform. 

• Proficient in scripting languages such as Python, Bash, or similar. 

• Strong experience with Cloud platforms like AWS, GCP, or Azure. 

• Expertise in containerization technologies like Docker and orchestration tools like Kubernetes. 

• Familiarity with CI/CD pipelines and tools like Jenkins, Concourse, Gitlab CI or similar. 

• Deep understanding of networking, firewalls, Linux/Unix systems, and system architecture. 

• Experience with observability tools such as Prometheus, Grafana, Elastic Search, or similar. 

• Experience with AuthN/AuthZ protocols like SAML, OIDC, OAuth. 

• Knowledge in CyberSecurity best practices: endpoint security, vulnerability management, data encryption, credential rotations, access control.