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Senior Platform Engineer

Harrington Starr
Chicago, IL Full Time
POSTED ON 12/12/2025 CLOSED ON 1/10/2026

What are the responsibilities and job description for the Senior Platform Engineer position at Harrington Starr?

Senior Platform Engineer – AWS/Python/Terraform

  • Global Brokerage


Location: Chicago

Salary: $130,000 - $150,000 benefits bonus (20 - 50%)

Hybrid: In office 3 days per week


Company Overview

Join a leading global brokerage in the heart of Chicago and drive innovation. The Platform Engineering team seeks an ambitious Engineer specialising in AWS, Python, Terraform, Git for CI/CD, and Docker to create a cutting-edge platform for rapid, reliable software development and deployment.


What's In It For You

  • Global Brokerage: Join a dynamic team at a top brokerage.
  • Continuous Learning: Access paid training for professional growth.
  • Work-Life Balance: Flexible work arrangements, with 3 days in the central Chicago office.
  • Collaboration: Work closely with development teams on monitoring metrics and CI/CD pipeline development.
  • Comprehensive benefits package offering employer‑provided insurance (life/AD&D, disability, EAP), health & dental coverage, flexible accounts (HSA/FSA), generous time off (vacation, unlimited sick leave, parental leave), plus retirement plan with a company match - all designed to support employees’ wellness, financial security, and work-life balance.
  • Exciting Projects: Engage in complex, challenging projects.


Role Responsibilities

  • System Management: Monitor and manage AWS-focused systems and infrastructure.
  • Platform Operations: Build and maintain a platform for cloud and on-premise application provisioning and operation.
  • Configuration and Maintenance: Install, configure, test, and maintain operating systems, software, and infrastructure tools.
  • CI/CD Development: Develop a continuous integration and deployment platform integrated with development tools.
  • Developer Experience: Enhance developer experience in cloud infrastructure and application deployment.
  • Policy and Guidelines: Develop policies, standards, and guidelines for Infrastructure as Code (IAC) and CI/CD processes.
  • Automation: Implement workflow and toolchain improvements for task automation.


Required Skills and Experience

  • Experience: Minimum 5 years in a professional Platform Engineering role.
  • Cloud Proficiency: Securely deploy and manage AWS applications, with cloud-native tooling and security best practices.
  • Scripting Skills: Proficiency in Python.
  • Docker Proficiency: Experience with Docker containerisation for software deployment and scalability.
  • CI/CD Expertise: Automate software build, test, and deployment pipelines following agile methodologies.
  • Terraform Exposure: Beneficial experience with Terraform.
  • Observability Tools: Experience with Grafana and Splunk is beneficial, particularly in developing and applying an observability strategy across a large organisation.


Learn More

For more information, contact George Harris at Harrington Starr for a confidential conversation, or click "Apply" to start your application.

Salary : $130,000 - $150,000

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