Sr. Site Reliability Engineer

Calling all innovators - find your future at Fiserv.

We’re Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants and consumers to one another millions of times a day – quickly, reliably, and securely.

Clover is a pioneer in the fintech space, dedicated to transforming the way small and medium-sized businesses operate. As part of Fiserv, it provides an all‑in‑one point‑of‑sale (POS) and business management platform that handles everything from seamless payment processing to inventory and staff management. With over 15 billion transactions processed annually, Clover empowers merchants worldwide to run their businesses more efficiently and grow with confidence.

As a Senior Site Reliability Engineer, you are responsible for managing, deploying, and architecting infrastructure solutions that scale, are redundant, and can handle serious throughput. You will work with some of the largest Sports & Entertainment venues in the world and help these clients succeed at the highest profile events through the latest cloud technology at blistering scale.

• AWS Mastery:
  Operate and innovate within Amazon Web Services at massive scale.
• Kubernetes Orchestration:
  Manage high‑performance clusters across multiple regions and accounts.
• CI/CD & Pipeline Development:
  Design and maintain robust Git Hub Actions workflows to automate testing, security scanning, and deployment.
• Infrastructure as Code:
  Automate everything using Terraform.
• Data & Performance:
  Architect high‑performance data layers and manage complex RDBMS/Document storage.
• Observability:
  Implement advanced monitoring and tracing via New Relic, Dynatrace, or Datadog.
• Collaborative Leadership:
  Drive Technical Design Reviews, mentor teams on SRE principles, and bridge the gap between software and infrastructure.

• 5+ years of production experience in AWS, Kubernetes, and Linux/Unix administration.
• Proven track record of developing and scaling SDLC pipelines, with a deep focus on Git Hub Actions or equivalent.
• 4+ years of experience running highly scalable, cloud‑based systems.
• 4+ years working with RDBMS and Document Storage.
• Advanced proficiency with Docker, Git Hub, and automated release strategies.
• Proven track record with Terraform.
• Coding/scripting in Python, Bash, Node, or Ruby on Rails.

• BS in Computer Science or equivalent high‑level production experience.
• AWS or Kubernetes (CKA/CKAD) certifications are a major plus.
• Advanced understanding of DNS, Load Balancing, and Virtual Networking.
• Experience writing Kubernetes custom operators.
• A "Full‑Stack" mindset:
  The ability to identify performance improvements in software that pair perfectly with infrastructure architecture.

$ – $

These pay ranges apply to employees in New Jersey and New York. Pay ranges for employees in other states may differ.

For incentive eligible associates, the successful candidate is eligible for an annual incentive opportunity which may be delivered as a mix of cash bonus and equity awards at the Company’s sole discretion.

Fiserv is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity, sexual orientation, age, disability, protected veteran status, or any other category protected by law.

If you have a disability and require a reasonable accommodation in completing a job application or otherwise participating in the overall hiring process, please contact  Please note our AskHR representatives do not have visibility to your application status. Current associates who require a workplace accommodation should refer to Fiserv’s Disability Accommodation Policy for additional information.

It is unlawful to discriminate against a prospective employee due to the individual's status as a veteran.