Job Title

Location: Toronto, ON (Onsite) Contract Duration: 6-month contract Schedule: Monday to Friday, 5 days per week onsite Rate: $567.28-$602.64/diem Benefits High-Impact Architecture: Influence the foundational cloud strategy and digital product infrastructure. Modern Tooling: Utilize a comprehensive stack including Terraform, Ansible, OpenShift, and ArgoCD. Professional Growth: Tackle complex challenges in incident response, cost optimization, and infrastructure scaling within a professional team environment. Responsibilities Infrastructure & Automation Design, provision, and manage comprehensive AWS infrastructure, including VPCs, subnets, security groups, IAM policies, EC2, ECS, EKS, RDS, S3, Route 53, and CloudFront. Architect multi-account AWS environments, adhering to the AWS Well-Architected Framework principles. Develop, maintain, and refactor Terraform modules and configurations to ensure standardized, repeatable cloud infrastructure. Author and maintain Ansible playbooks, roles, and collections to automate server configuration, application deployment, and compliance enforcement. Platform & CI/CD Administer Red Hat OpenShift Service on AWS (ROSA), including handling upgrades, node scaling, and addon management. Design and maintain CI/CD pipelines using GitLab CI or Azure DevOps to streamline infrastructure and application delivery. Implement GitOps workflows using ArgoCD to support declarative, auditable deployments. Security & Optimization Execute AWS cost optimization strategies, including managing Reserved Instances, Savings Plans, and rightsizing initiatives. Implement security safeguards, including CloudTrail, Config, GuardDuty, Security Hub, and AWS Organizations SCPs to protect against unauthorized access. Embed security controls throughout the infrastructure lifecycle, including secrets management via AWS Secrets Manager and enforcing leastprivilege access. Observability & Support Build and maintain endtoend observability solutions using AWS CloudWatch and define SLOs/SLIs for platform services. Monitor application performance to ensure high availability and data integrity. Provide technical assistance for incident response, conducting root cause analysis (RCA), and developing permanent remediation strategies. Qualifications Cloud Expertise: Extensive experience managing AWS infrastructure (VPC, EKS, RDS, etc.) and implementing security controls. Infrastructure as Code (IaC): Mastery of Terraform for configuration and management, including drift detection and policyascode (Sentinel/OPA). Configuration Management: Proven ability to author Ansible playbooks, roles, and collections for largescale environments. Container Orchestration: Direct experience operating and hardening Red Hat OpenShift Service on AWS (ROSA). CI/CD Mastery: Solid experience designing and maintaining pipelines for infrastructure and application delivery; experience with GitOps/ArgoCD. Scripting & Linux: Proficiency in scripting languages (Python, Bash, PHP, Java, JavaScript) and experience maintaining Linux environments (CentOS, Ubuntu, CoreOS). Security Standards: Strong understanding of security architecture, vulnerability management, and industrystandard security best practices. Randstad Canada is committed to fostering a workforce reflective of all peoples of Canada. We are dedicated to positive actions to affect change to ensure everyone has full participation in the workforce free from any barriers, systemic or otherwise, especially equityseeking groups who are usually underrepresented in Canadas workforce, including those who identify as women or nonbinary/gender nonconforming; Indigenous or Aboriginal Peoples; persons with disabilities (visible or invisible) and members of visible minorities, racialized groups and the LGBTQ2+ community. Randstad Canada is committed to creating and maintaining an inclusive and accessible workplace for all its candidates and employees by supporting their accessibility and accommodation needs throughout the employment lifecycle. #J-18808-Ljbffr