Senior AWS Platform Engineer

FreeBalance

📍 ahuntsic north, qc, Canada

Full-time Other-General Posted June 01, 2026

Job Description

We are looking for a Senior AWS Infrastructure Engineer to redesign our AWS environment. The successful candidate will lead the design and implementation of a secure, scalable, multi‑account AWS architecture, enable cost chargeback, and establish long‑term operational best practices. This role is infrastructure‑first, requiring strong operating system, networking, and security fundamentals, in addition to deep AWS experience.

Key Responsibilities

AWS Architecture & Multi-Account Design

Design and implement a best‑practice multi‑account AWS architecture using AWS Organizations and Control Tower

Define account strategies for customers, environments (Prod / Non‑Prod), and shared services

Establish and maintain an AWS Landing Zone aligned with security and compliance requirements

Reduce operational and security risk by eliminating single‑account blast radius

Migration & Execution

Plan and execute phased migrations of e...