Company Overview

Jesta I.S. is a leading supplier of ERP software for the apparel, footwear, and soft-goods industries. Our global client base includes many recognizable brands and continues to grow. We are seeking a Cloud Administrator to join our IT team in Montreal.

Position Summary

We are looking for a Cloud Administrator to join our IT team in Montreal. The role focuses primarily on AWS, with growing responsibilities in Oracle Cloud Infrastructure (OCI).

You will administer, monitor, troubleshoot, and maintain cloud environments supporting internal and client operations. You will work across cloud infrastructure, networking, security, Infrastructure-as-Code, monitoring, containerized workloads, data services, and cloud-hosted applications.

This is a hands-on operational role focused on keeping cloud environments secure, reliable, scalable, cost-effective, and well documented, while collaborating closely with technical teams across the organization.

Responsibilities

Cloud Administration & Operations

- Administer, monitor, maintain, and troubleshoot AWS and OCI environments.
- Support cloud compute, storage, networking, databases, security, and monitoring services.
- Resolve operational, deployment, access, and performance issues.
- Perform maintenance, upgrades, migrations, and deployments.

Client Cloud Deployment & Support

- Deploy and configure AWS and OCI environments for new clients following established standards.
- Support client onboarding, validation, and environment handover.
- Troubleshoot client environment issues and coordinate with technical teams.
- Maintain accurate environment and configuration documentation.

Infrastructure-as-Code & Automation





- Maintain Infrastructure-as-Code using Terraform and support automated deployments.
- Automate cloud configuration and administrative tasks using Python, Bash, and/or PowerShell.
- Support CI/CD processes and collaborate with DevOps and Development teams.

Containers, Monitoring & Incident Support

- Support Docker and containerized workloads and troubleshoot infrastructure-level issues.
- Monitor cloud services, logs, performance, and availability using CloudWatch and OCI tools.
- Investigate incidents, perform root-cause analysis, and implement corrective actions.

Cloud Data Services & Networking

- Support cloud data services such as S3, Lambda, DMS, Glue, Athena, and RDS.
- Administer and troubleshoot VPCs, VCNs, subnets, routing, security groups, DNS, and VPN connectivity.
- Collaborate with technical teams to resolve connectivity and data-service issues.

Security & Continuous Improvement

- Administer AWS and OCI IAM and access controls using least-privilege principles.
- Support security, encryption, vulnerability remediation, and compliance requirements.
- Maintain technical documentation and recommend improvements to reliability, security, automation, and cost efficiency.

Qualifications

Technical Experience

- 3-5+ years of hands-on experience in cloud, infrastructure,



or systems administration, including strong AWS administration experience.
- Experience administering and troubleshooting AWS environments, including CloudWatch, IAM, VPC, S3, Lambda, DMS, Glue, Athena, RDS, and related services.
- Experience or working knowledge of Oracle Cloud Infrastructure (OCI), with the ability and willingness to further develop OCI expertise.
- Practical experience with Terraform and Infrastructure-as-Code.
- Experience supporting Docker or containerized workloads.
- Working knowledge of cloud networking, including VPCs, VCNs, subnets, routing, security groups, gateways, DNS, and VPN connectivity.
- Ability to troubleshoot cloud services, deployments, access issues, networking, performance, logs, and operational incidents.
- Scripting experience with Python, Bash, and/or PowerShell.
- General understanding of CI/CD processes and cloud security practices, including IAM, least privilege, encryption, logging, and secrets management.
- Experience supporting multiple cloud or client environments is an asset.

Education & Certifications

- Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field, or equivalent education and professional experience.
- AWS and/or OCI certifications are considered an asset.

Skills & Abilities

- Robust troubleshooting, analytical, and problem-solving skills.
- Clear communication and strong documentation skills.
- Ability to collaborate effectively with technical and non-technical teams.
- Strong organization and ability to manage priorities across multiple environments.

📌 Cloud Administrator | Administrateur·rice infonuagique (Montreal)
🏢 JESTA I.S.
📍 Montreal