Senior devops engineer Jobs in Old toronto, ON

Job Title: Senior DevOps / Cloud Engineer

Client: Health Services Cluster, Government of Ontario

Location: Toronto, ON – 5700 Yonge Street

Work Arrangement: 100% Onsite (5 days per week)

Contract Duration: October 23, 2026 – March 31, 2027

Openings: 2

Security Clearance: CRJMC

Senior DevOps / Cloud Engineer

We are seeking an experienced Senior DevOps / Cloud Engineer to provide technical expertise in designing, building, automating, securing, and supporting cloud environments for large-scale Public Health initiatives. The successful candidate will have extensive hands-on experience with AWS cloud technologies, Linux administration, Kubernetes, Docker, CI/CD automation, cloud security, monitoring, and enterprise application integration.

Key Responsibilities

• Provide expert-level AWS cloud platform expertise for the design, implementation, and support of cloud-based solutions.
  
• Design, build, and support secure and scalable cloud environments supporting Public Health applications.
  
• Create, manage, and maintain AWS and related cloud-based production systems.
  
• Deploy and automate application packages and infrastructure for cloud-based systems.
  
• Ensure high availability, performance, security, scalability, and reliability of production environments.
  
• Monitor and assess application performance in cloud environments and proactively identify opportunities for improvement.
  
• Review production logs, analyze issues, and recommend proactive measures to improve system stability.
  
• Administer and support Linux/Unix operating systems, including Red Hat and Solaris, covering installation, troubleshooting, hardening, and scripting automation.
  
• Develop and implement cloud security safeguards to maintain data integrity and prevent unauthorized access.
  
• Implement security best practices across identity management, networking, encryption, and cloud infrastructure.
  
• Work with microservices and distributed application architectures using containers, Kubernetes, Docker, and serverless technologies.
  
• Define and deploy systems for metrics, logging, monitoring, and operational visibility across AWS environments.
  
• Design and maintain automation tools for operational processes and infrastructure management.
  
• Build and maintain CI/CD pipelines using GitLab and other DevOps tools.
  
• Support API integration and enterprise application integration initiatives, including Salesforce and MuleSoft.
  
• Develop and maintain system design models, technical specifications, integration plans, and implementation documentation.
  
• Set up and maintain development environments using tools such as Jira, Confluence, Maven, Jenkins, and similar technologies.
  
• Troubleshoot and tune production environments to improve application performance.
  
• Evaluate emerging technologies and vendor products and provide recommendations for architecture and process improvements.
  
• Provide technical leadership and collaborate effectively with project teams, architects, business stakeholders, and technical teams.
  

Requirements

Mandatory Technical Skills & Experience

AWS Cloud Expertise

• Minimum 10+ years of overall IT experience.
  
• Extensive experience creating, managing, and maintaining AWS and related cloud-based production systems.
  
• Strong experience with deployment and automation of packages for cloud-based systems.
  
• Proven ability to ensure availability, performance, security, and scalability of AWS production environments.
  
• Excellent hands-on knowledge of AWS services including:
  
• Amazon VPC
  
• AWS Firewall
  
• Elastic Load Balancing
  
• Auto Scaling
  
• AWS IAM
  
• Amazon EC2
  
• Amazon S3
  
• Amazon API Gateway
  
• AWS Lambda
  
• Amazon Aurora
  
• Amazon Redshift
  
• ActiveMQ
  
• AWS CloudTrail
  
• AWS CloudWatch
  
• Other relevant AWS services
  
• Knowledge and experience with:
  
• Amazon Connect
  
• Amazon Pinpoint
  
• Amazon DynamoDB
  
• Amazon Kinesis Data Streams
  
• Amazon Polly
  

DevOps, Automation & Containers

• Experience with GitLab or similar DevOps tools and CI/CD integration.
  
• Experience with build and configuration management tools such as:
  
• Git
  
• Ansible
  
• Chef
  
• Puppet
  
• Minimum 3+ years of experience administering Kubernetes and Docker container solutions.
  
• Strong knowledge of container-based virtualization technologies.
  
• Experience with microservices, distributed architectures, containers, Kubernetes, and serverless technologies.
  
• Experience designing and maintaining automation solutions for operational processes.
  

Linux & Scripting

• Minimum 5+ years of experience working with Unix/Linux operating systems, including Red Hat and Solaris.
  
• Experience with installation, troubleshooting, system hardening, and automation.
  
• Strong scripting/programming experience with technologies such as:
  
• Python
  
• Bash
  
• PHP
  
• Java
  
• JavaScript
  
• Node.js
  

Security & Monitoring

• Proven experience implementing cloud security models, particularly related to:
  
• Identity and access management
  
• Network security
  
• Encryption
  
• Experience leveraging cloud security best practices and solutions to protect critical systems.
  
• Experience implementing metrics, logging, monitoring, and alerting solutions on AWS and related platforms.
  
• Strong understanding of industry web, architecture, and security standards and best practices.
  

Integration & Development Tools

• Experience integrating and building APIs.
  
• Knowledge of Salesforce solutions and MuleSoft API integration.
  
• Experience setting up development environments using:
  
• Jira
  
• Confluence
  
• Maven
  
• Jenkins
  
• Similar development and DevOps tools
  
• Experience developing and maintaining technical documentation, system design models, and specifications.
  

Public Sector & Healthcare Experience

• Minimum 5+ years of experience working with Federal, Provincial, or broader Public Sector healthcare organizations.
  
• Experience delivering large and complex IT healthcare-related projects.
  
• Knowledge of Public Sector Enterprise Architecture artifacts, processes, and practices.
  
• Experience producing technical documentation aligned with industry standards.
  
• Knowledge of PMI and Public Sector I&IT project management methodologies.
  
• Knowledge and understanding of Ministry policies, IT project approval processes, and requirements.
  
• Experience working with:
  
• Public Sector Unified I&IT Project Methodology
  
• Public Sector Enterprise Architecture
  
• Public Sector Gating Processes
  
• Public Sector Standard Systems Development Methodologies
  

Additional Core Experience

• Minimum 10+ years of experience troubleshooting and tuning production environments to improve application performance.
  
• Experience providing architecture and process improvement recommendations.
  
• Experience evaluating new technologies and vendor products.
  
• Knowledge of mobile device management across various cellular and tablet platforms.
  
• Strong experience developing technical documentation, specifications, configuration documents, and integration plans.
  

Professional & Soft Skills

• Strong technical leadership and ability to identify improvement opportunities and recommend practical solutions.
  
• Exceptional analytical, problem-solving, and decision-making abilities.
  
• Excellent troubleshooting and critical-thinking skills.
  
• Strong verbal, written, presentation, and interpersonal communication skills.
  
• Excellent stakeholder management, consulting, facilitation, and negotiation skills.
  
• Ability to build strong working relationships across technical and business teams.
  
• Strong customer service skills with tact and diplomacy.
  
• Highly organized, detail-oriented, flexible, and capable of managing multiple priorities.
  
• Proven ability to work effectively under tight deadlines in complex project environments.
  

Important Candidate Requirements

This is a 100% onsite position in Toronto, requiring the successful candidate to work 5 days per week onsite.

Candidates must demonstrate strong, hands-on experience with the following critical AWS requirements:

• Creation, management, and maintenance of AWS cloud-based production systems.
  
• Deployment and automation of packages for cloud-based systems.
  
• Amazon VPC, AWS Firewall, Elastic Load Balancing, Auto Scaling, IAM, EC2, S3, API Gateway, Lambda, Aurora, Redshift, ActiveMQ, CloudTrail, and CloudWatch.
  
• Amazon Connect, Amazon Pinpoint, DynamoDB, Kinesis Data Streams, and Amazon Polly.
  

Security Requirement: CRJMC clearance requirement applies.