Fiserv · 1 day ago
Site Reliability Engineer
Ireland, WV
Full-time
Onsite
Mid, Senior LevelFiserv is a global leader in Fintech and payments, connecting financial institutions, corporations, merchants, and consumers. The Site Reliability Engineer will operate financial platforms at scale, improve reliability, automate operations, and drive continuous improvement across cloud-native environments.
Financial ServicesFinTechInformation ServicesInformation Technology
Responsibilities
Design, build and maintain automation to eliminate manual, repetitive operational tasks (runbooks, deployment pipelines, remediation scripts)
Operate and enhance monitoring, logging and alerting systems to ensure strong observability across services
Participate in on-call rotations and lead incident response activities; run and document post-incident RCA and follow-up actions
Collaborate with stakeholders to define SLIs and SLOs, manage error budgets and translate reliability goals into measurable actions
Forecast capacity needs and contribute to resource planning to ensure performance and cost-efficiency
Troubleshoot production issues: deep-dive analysis, isolate root causes and implement durable fixes
Drive continuous improvement and platform hardening through runbook improvements, automation, and best-practice adoption
Work closely as part of an international team to deliver project outcomes and operational excellence
Qualification
Required
Solid practical experience in site reliability, operations or DevOps at a mid-to-senior level
Strong shell scripting skills and a foundation in programming concepts
Hands-on experience with cloud workloads—specifically Google Cloud Platform (GCP) and GKE
Proven experience with containerisation and orchestration (Kubernetes)
Working knowledge of Infrastructure as Code and configuration management (Terraform, Ansible, Puppet)
Familiarity with monitoring and observability tooling such as Prometheus, Grafana and Datadog
In-depth understanding of HTTP(s) traffic, routing and load-balancing, with practical experience observing and operating HAProxy
Comfortable using GitHub and GitHub Actions for code management, automation and IaC pipelines
Strong troubleshooting skills, a pragmatic problem-solving approach and effective communication for cross-team collaboration
Preferred
Experience programming in Python, Go or Java
Exposure to large-scale financial services platforms or highly regulated environments
Experience defining SLIs/SLOs and managing error budgets in production environments
Company
Fiserv
Fiserv is a provider of technology solutions to the financial services industry.
Founded in 1984
10001+ employees
H1B Sponsorship
Fiserv has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2020 (1)
Funding
Current Stage
Public CompanyTotal Funding
$2.48BKey Investors
BlackBird Financial LP
2026-01-06Post Ipo Equity
2025-04-29Post Ipo Debt· $2.48B
1986-10-03IPO
Leadership Team
Michael Lyons
President and CEO-Elect, Fiserv
Robert Hau
EVP, CFO
Recent News
Yahoo Finance
2026-01-16
Company data provided by crunchbase