Principal Infrastructure and Platform Architect

Fiserv

Principal Infrastructure & Platform Architect at Fiserv responsible for shaping enterprise architecture. Leading design of infrastructure services for high-availability platforms supporting global transactions.

Posted 5/28/2026full-timeRemote • Pennsylvania • 🇺🇸 United StatesLeadWebsite

Tech Stack

Tools & technologies

CloudDistributed SystemsITSMLinux

About the role

Key responsibilities & impact

Provide enterprise-wide architectural leadership for infrastructure and platform services supporting low-latency, high-throughput, and highly resilient systems.
Define and evolve reference architectures, architectural principles, and design standards used across multiple teams and technology domains.
Lead the design of complex systems end-to-end—from bare metal and operating systems through networking, storage, and distributed platform services.
Drive architectural decisions that materially improve reliability, resiliency, observability, and operability at scale.
Influence standards for business continuity, disaster recovery, security controls, vulnerability management, and governance.
Architect platforms that enable and integrate with IT service management (ITSM), configuration management databases (CMDBs), lifecycle management, and operational governance frameworks.
Evaluate emerging technologies and guide responsible adoption, including streaming data platforms, modern data architectures, and machine-learning-enabled systems.
Act as a technical mentor and thought leader, providing architecture reviews, design guidance, and hands-on problem solving for the organization’s most complex challenges.

Requirements

What you’ll need

15+ years of deep technical experience in infrastructure engineering, platform engineering, systems architecture, or enterprise architecture roles.
Proven track record of enterprise-scale impact, designing and influencing highly available, low-latency, distributed systems used across multiple teams or business units.
Deep understanding of Linux system internals, networking, and infrastructure platforms (data center, cloud, or hybrid).
Experience across a wide range of technologies including distributed systems, databases (relational and non-relational), and data or messaging platforms.
Demonstrated ability to design systems with strong security, auditability, governance, and lifecycle management requirements.
Hands-on experience with CI/CD automation and zero-downtime or rolling deployment architectures.
Hands-on systems programming experience required, with the ability to design, build, debug, and reason about complex systems through code when needed.
Ability to communicate and influence effectively across engineering, operations, security, and executive stakeholders.

Benefits

Comp & perks

Health insurance
Retirement plans
Paid time off
Flexible work arrangements
Professional development

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

infrastructure engineeringplatform engineeringsystems architectureenterprise architectureLinux system internalsdistributed systemsdatabasesCI/CD automationsystems programmingmachine learning

Soft Skills

leadershipcommunicationinfluencementorshipproblem solvingcollaborationdesign guidancetechnical reviewstakeholder engagementstrategic thinking