Principal Site Reliability Engineer I

About Zeta   Build the future of banking. Zeta is a next-generation banking technology company providing cloud-native, fully stackable processing and core banking platforms for issuers. With a focus on scalability, compliance, and innovation, Zeta empowers financial institutions to modernize their technology infrastructure and deliver secure, seamless digital banking experiences.    Our impact runs at real-world scale. Today, over 25 million cards are live on Zeta-powered platforms across 7 countries, supported by a passionate team of 1,700+ Zetanauts across India, the US, EMEA, and Asia. Backed by SoftBank Vision Fund, Mastercard, and other reputed strategic investors, we reached a valuation of $2 billion in 2025.   Our focus is on establishing product lines that focus on key outcomes by addressing real customer pain points, modernizing legacy systems, and strengthening core fundamentals. As a result, our systems and platforms support a wide range of banking and payments capabilities, including: 1. Tachyon, our cloud-native banking stack built for population-scale systems 2. Cipher, our unified authentication platform for secure, high-volume banking environments 3. Digital Credit as a Service, enabling banks to launch credit lines on UPI 4. Elena, our intelligent and conversational AI platform for banking. 5. Pixel, India’s first digital-native credit card, launched in partnership with HDFC Bank, for whom we also revamped their PayZapp mobile app: Winner of the Celent Model Bank Award for Payments Innovation 2024. 6. Sparrow, the leading card experience for non-prime cardholders in the US …and more across cards, payments, lending, and core banking.   We are an engineering-first organization that values ownership, bias for action, and long-term thinking. Together, we solve some of the hardest problems in banking tech. Our culture is built around trust, collaboration, and creating the conditions for you to drive impact proportionate to your potential. Reinforcing our commitment to creating an inclusive and supportive workplace, we have been consistently recognized as a Great Place to Work. If you want to build cutting-edge banking tech that enables banks to serve millions reliably, securely, and at a population scale, Zeta is your playground.If you would like to learn more about how we have grown and evolved over the years, watch our journey here. You can also explore our website and follow us on LinkedIn, Instagram,YouTube, and X.   About the Role: The role of an Site Reliability Engineer is to bridge the gap between development and operations, focusing on building and maintaining reliable, scalable, and efficient systems. The ultimate goal is to ensure a seamless and reliable user experience while promoting a culture of automation, collaboration, and continuous improvement within the organization.

Responsibilities:

System Reliability: Ensuring the reliability of software systems by designing, implementing, and maintaining scalable and reliable infrastructure.

Automation: Developing automation tools and scripts to streamline operational tasks, reduce manual intervention, and improve overall system efficiency.

Incident Response and Resolution: Monitoring system performance and responding to incidents promptly to minimize downtime and ensure high availability.

Capacity Planning: Analyzing system usage patterns and forecasting future capacity needs to ensure that the infrastructure can handle current and future demands.

Performance Optimization: Identifying and addressing performance bottlenecks in software systems through optimization and tuning.

Infrastructure as Code (IaC): Implementing infrastructure as code practices, using tools like Terraform or Ansible, to define and manage infrastructure in a version-controlled and automated manner.

Monitoring and Logging: Implementing and maintaining monitoring and logging solutions to gain insights into system behavior, troubleshoot issues, and proactively address potential problems.

Security: Collaborating with security teams to implement and maintain security best practices in infrastructure and application

Disaster Recovery Planning: Developing and maintaining disaster recovery plans to ensure that systems can quickly recover from major outages or failures

Continuous Improvement: Continuously analyzing system performance, reliability, and incidents to identify areas for improvement and implementing changes to enhance overall system resilience.

Mentorship and Coaching: Providing mentorship and coaching to team members to foster their professional development.

Skills:

Programming Languages: Proficiency in one or more programming languages, commonly Python, Go, Shell, Bash.

Automation and Scripting: Strong automation skills using tools like Ansible, Puppet, Chef, or custom scripts. Knowledge of Infrastructure as Code (IaC) tools like Terraform

Containerization and Orchestration: Experience with containerization technologies like Docker and container orchestration platforms like Kubernetes.

Cloud Computing: Proficiency in any of the cloud platforms such as AWS, Azure, or Google Cloud Platform, and knowledge of managing infrastructure in the cloud.

Monitoring and Logging: Familiarity with monitoring tools (e.g., Prometheus, Grafana, ELK stack) and logging frameworks to track system performance and troubleshoot issues.

Networking: Understanding of networking concepts, protocols, and troubleshooting skills.

Security: Knowledge of security best practices, including encryption, access controls, and vulnerability management.

Continuous Integration/Continuous Deployment (CI/CD): Understanding and implementation of CI/CD pipelines for automated testing and deployment.

Load Balancing: Experience in incident response, troubleshooting, and resolution.

Version Control: Proficient use of version control systems like Git.

Experience & Qualifications:

10 - 15 years of experience in site reliability engineering.

B.Tech/M.Tech in computer science, information technology or a related field.

Having experience working for a product organization is a plus.

Certifications from cloud service providers like AWS Certified DevOps Engineer, Google Cloud Professional DevOps Engineer, or Microsoft Certified is a plus

Zeta is an equal opportunity employer.   At Zeta, we are committed to equal employment opportunities regardless of job history, disability, gender identity, religion, race, marital/parental status, or another special status. We are proud to be an equitable workplace that welcomes individuals from all walks of life if they fit the roles and responsibilities.