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S I Systems
Senior Platform Engineer to Build AWS Cloud Platform (Terraform, GitLab CI/CD – Data & AI Enabl[...]S I Systems • Toronto, Canada
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Senior Platform Engineer to Build AWS Cloud Platform (Terraform, GitLab CI/CD – Data & AI Enabl[...]

Senior Platform Engineer to Build AWS Cloud Platform (Terraform, GitLab CI/CD – Data & AI Enabl[...]

S I Systems • Toronto, Canada
11 days ago
Job type
  • Full-time
Job description
Senior Platform Engineer to Build AWS Cloud Platform (Terraform, GitLab CI/CD – Data & AI Enablement) - Remote Job Type:

Contract

Positions to fill:

1

Start Date:

May 18, 2026

Job End Date:

Nov 20, 2026

Pay Rate:

Hourly: Negotiable

Job ID:

152275

Contract Duration: 6 Months to start (high chance of extension).

Location: Fully Remote (can sit across Canada, must be able to work EST Hours)

Our client is building out their Data & AI platform and is seeking a Senior Platform Engineer to help improve how infrastructure is provisioned, automated, and scaled across the organization.

This role sits within the Data & AI team and will focus on building

repeatable, secure, and scalable cloud infrastructure

to enable engineers to move faster without reinventing the wheel.

The environment is still maturing, making this a strong opportunity for someone who enjoys

improving systems, establishing guardrails, and increasing engineering velocity .

What You’ll Be Doing

Design and build

cloud-native infrastructure on AWS

Implement and manage

Infrastructure as Code (Terraform)

to standardize provisioning

Build and improve

CI/CD pipelines using GitLab

Establish

repeatable patterns and guardrails

for infrastructure and deployments

Enable Data & AI teams by creating

self-service platform capabilities

Improve system reliability, scalability, and performance

Optimize cloud usage and cost efficiency

Collaborate with engineering teams to streamline onboarding and development workflows

Must-Have Requirements

5–8+ years of experience in

Platform Engineering, DevOps, or Cloud Engineering

Strong hands‑on experience with

AWS

Deep experience with

Terraform (IaC)

– building and maintaining infrastructure

Strong experience with

GitLab CI/CD

Experience building

automation, deployment pipelines, and infrastructure provisioning

Background in

software engineering or scripting (Python, Bash, etc.)

Experience working in

cloud-native environments

Nice-to-Have

Experience supporting

data or AI/ML platforms

Exposure to

Snowflake or modern data stacks

Experience building

internal developer platforms or self‑service tooling

Understanding of

security and governance in cloud environments

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Senior Platform Engineer to Build AWS Cloud Platform (Terraform, GitLab CI/CD – Data & AI Enabl[...] • Toronto, Canada

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