Infrastructure 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. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we’re involved.

If you want to make an impact on a global scale, come make a difference at Fiserv.

Infrastructure Engineer

As an Infrastructure Engineer, you will own and drive the design, scalability, and operational excellence of Fiserv’s cloud infrastructure, with a strong focus on AWS. Working closely with a dedicated team, you will tackle complex infrastructure challenges and ensure seamless integration and performance of various systems.

• Lead the design, implementation, and ongoing management of AWS-based infrastructure to support enterprise-scale applications.
• Own Infrastructure as Code (IaC) using Terraform, ensuring repeatable, secure, and auditable deployments.
• Drive infrastructure scalability, resiliency, and high availability, including multi‑AZ and fault‑tolerant architectures.
• Optimize system performance, capacity, and cost; proactively identify and resolve infrastructure bottlenecks.
• Act as a technical lead and mentor for infrastructure engineers, setting standards and best practices.
• Partner with application, Dev Ops, security, and data teams to align infrastructure architecture with enterprise goals.
• Lead infrastructure reviews, audits, and operational readiness, providing recommendations for upgrades and improvements.
• Ensure infrastructure security, compliance, and reliability in line with enterprise and regulatory requirements.
• Stay current with AWS services and emerging infrastructure technologies to drive continuous improvement.
• Responsibilities listed are not intended to be all‑inclusive and may be adjusted as business needs evolve.

• 5+ years of experience in infrastructure design, engineering, and operations.
• Strong hands‑on experience leading AWS infrastructure (VPC, EC2, EKS, RDS/Aurora, IAM, monitoring, etc.).
• 3+ years of experience with Infrastructure as Code, preferably Terraform.
• 3+ years of experience with cloud networking and network management.
• 3+ years of experience with containerization and orchestration technologies (Docker, Kubernetes/EKS).
• 3+ years of experience working with distributed systems and platforms such as Kafka, MySQL, PostgreSQL.
• 3+ years of experience in performance tuning, capacity planning, and optimization.
• 3+ years of experience in infrastructure security, including IAM, encryption, and secure network design.
• Experience with Dev Ops practices, CI/CD pipelines, and automation.
• Experience designing and operating scalable, highly available infrastructure in production environments.

• Prior experience in a technical lead or senior engineering role is strongly preferred.

• This role is on‑site Monday through Friday. Fiserv considers in‑person collaboration to be an essential part of this role as in‑person office experiences help you with your overall onboarding experience and leads to stronger productivity.
• This role requires use of a computer and audio equipment.

• You must currently possess valid and unrestricted U.S. work authorization to be considered for this role. Individuals with temporary visas including, but not limited to, F‑1 (OPT, CPT, STEM), H‑1B, H‑2, or TN, or any candidate requiring sponsorship, now or in the future, will not be considered for this role.

• Fuel Your Life program to support your physical, financial, social, and emotional well‑being
• Paid holidays and generous time away policies
• No‑cost mental health support through Employee Assistance Programs
• Living Proof program to recognize your peers’ extra effort with points redeemable for rewards
• Eight Employee Resource Groups to foster a collaborative culture and expand your network
• Unparalleled professional growth with training, development, and internal…