Power Platform Application Developer Jobs in Missouri

Role Summary

The Director, Platform Engineering is a critical technology and engineering leadership role within the Operations Automation Program at Mastercard. It focuses on advancing infrastructure and platform automation strategy through innovation and problem solving, designing, building, and maintaining automation frameworks, platform services, and Infrastructure as Code (IaC) capabilities that power large‑scale, hybrid infrastructure environments.

Key Responsibilities

• Design, build, and maintain Infrastructure as Code solutions using platforms like Terraform, Ansible, and Chef to automate provisioning across cloud and on‑prem environments.
• Develop reusable modules, playbooks, and automation libraries that standardize infrastructure deployment patterns.
• Engineer and enhance platform services, including CI/CD pipelines, secrets management, artifact repositories, and configuration management systems.
• Implement automated testing, validation, and security scanning for IaC and platform components.
• Integrate automation with cloud platforms, virtualization systems, network/security appliances, and enterprise tooling.
• Implement drift detection, compliance checks, and automated remediation workflows.
• Collaborate with cloud, network, security, and SRE teams to define automation standards and best practices.
• Troubleshoot complex infrastructure, automation, and CI/CD issues across hybrid environments.
• Contribute to documentation, architectural diagrams, and engineering design reviews.

Required Qualifications

• 5–8+ years of experience in DevOps, platform engineering, cloud engineering, or infrastructure automation roles.
• Strong hands‑on experience with Terraform, Ansible, or Chef.
• Solid understanding of cloud platforms such as AWS, Azure, or GCP and on‑prem infrastructure (VMware, Linux, networking fundamentals).
• Experience building and maintaining CI/CD pipelines using GitHub Actions, GitLab, Jenkins, or Azure DevOps.
• Strong scripting or programming skills in Python, Go, or similar.
• Experience with configuration management, secrets management, and artifact repositories.
• Familiarity with GitOps workflows and declarative infrastructure patterns.
• Strong troubleshooting skills across infrastructure, automation, and platform layers.

Preferred Qualifications

• Experience developing or extending Terraform modules or custom providers.
• Experience with Ansible Collections, dynamic inventories, or Ansible Tower/Ansible Automation Platform.
• Experience with policy as code tools such as OPA and Sentinel.
• Experience with monitoring, observability, and logging platforms.
• Exposure to SRE practices and reliability engineering.

Core Technical Skills

• Infrastructure as Code: Terraform (modules, workspaces, state management)
• Ansible (playbooks, roles, collections, automation controller)
• VMware, Linux, virtualization, hybrid networking
• DevOps & CI/CD: Pipeline design and automation
• Python, Go, or PowerShell
• Self‑service automation
• Configuration management
• Observability and operational tooling

Collaboration & Scope

• Works within a platform engineering or DevOps organization to build automation capabilities used across the enterprise.
• Collaborates closely with cloud engineering, network and security teams, SRE and operations, application development teams, and architecture and governance groups.
• Acts as a subject matter expert for IaC, automation patterns, and DevOps tooling.
• Contributes to engineering standards, reusable patterns, and platform roadmaps.

Mastercard is a merit‑based, inclusive, equal‑opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disability or veteran status, or any other characteristic protected by law.

In line with Mastercard’s total compensation philosophy, and assuming the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. The base salary offered may vary depending on multiple factors, including but not limited to location, job‑related knowledge, skills, and experience.

Benefits for full‑time employees generally include medical, prescription drug, dental, vision, disability, life insurance; a flexible spending account and health savings account; paid leaves including 16 weeks of new‑parent leave and up to 20 days of bereavement leave; 80 hours of paid sick and safe time; 25 days of vacation and 5 personal days, prorated based on date of hire; 10 annual paid U.S. observed holidays; 401k with a best‑in‑class company match; deferred compensation for eligible roles; fitness reimbursement or on‑site fitness facilities; tuition reimbursement; and many more. Benefits for interns include 56 hours of paid sick and safe time; jury duty leave; and on‑site fitness facilities in some locations.

Pay Ranges – O’Fallon, Missouri: $152,000 – $258,000 USD.