Principal Platform Engineer

ACI Worldwide

Principal Platform Engineer at ACI managing platform architecture and governance across multiple domains. Leading teams in developing scalable, reliable internal platforms that streamline engineer workflows.

Posted 5/20/2026full-timeNorcross • 🇺🇸 United StatesLeadWebsite

Tech Stack

Tools & technologies

AWSAzureCloudGoogle Cloud PlatformKubernetesOpenShiftSDLCTerraform

About the role

Key responsibilities & impact

Serve as a technical authority for platform architecture across build‑time and run‑time domains
Define and evolve reference architectures, platform standards, and design guardrails
Lead architectural design reviews and proactively guide teams away from bespoke or non‑scalable solutions
Drive cloud‑agnostic and hybrid designs, supporting customer‑managed, SaaS, and on‑prem deployments
Treat platform capabilities as products with roadmaps, clear ownership, success metrics, and adoption goals
Design and maintain golden paths for common developer workflows
Partner with Product, Client Delivery, and Engineering teams to reduce cognitive load and delivery friction
Ensure platforms are self‑service, automated, and documented
Lead adoption of everything‑as‑code practices
Embed security, quality, and compliance early into platform workflows
Drive consistency across GitHub, pipelines, branching, and SDLC tooling
Provide deep expertise in Kubernetes and OpenShift
Guide platform support for AWS, Azure, GCP, and Red Hat OpenShift
Define Day‑0, Day‑1, and Day‑2 operational tooling
Act as a mentor and technical coach for senior and staff‑level engineers
Set expectations for high‑quality design documentation
Promote and enable inner‑sourcing
Champion AI‑assisted engineering practices embedded into everyday workflows

Requirements

What you’ll need

12+ years of experience in software engineering, devops, cloud, or platform engineering roles
Deep hands‑on expertise with Kubernetes and/or OpenShift
CI/CD systems and SDLC tooling
Infrastructure as Code (Terraform, ARM, CloudFormation, etc.)
Cloud platforms (AWS, Azure, GCP)
Proven ability to influence architecture without formal authority
Strong written and verbal communication skills with the ability to explain complex topics to diverse audiences.

Benefits

Comp & perks

Opportunities for growth
Career development
Competitive compensation and benefits package
Innovative and collaborative work environment

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

KubernetesOpenShiftCI/CDInfrastructure as CodeTerraformARMCloudFormationAWSAzureGCP

Soft Skills

communicationmentorshipinfluencecollaborationdocumentationcoachingleadershipproblem-solvingorganizational skillsadaptability