Patrick J.

- Orchestrated seamless continuous integration processes from development (DEV) to production (PROD) environments, ensuring efficient workflow and optimal performance. - Installing, configuring, and managing DevOps/engineering tools like Jira, Confluence, GitHub, Artifactory, Jenkins, SonarQube, etc. - Developed a robust DevOps pipeline (CICD) catering to over 350 applications, enhancing deployment speed and reliability. - Designed and implemented an innovative DevOps platform tailored for client development teams, streamlining collaboration and boosting productivity. - Deployed new containerized applications using Docker, facilitating rapid and consistent application delivery. - Configured essential tools including Jenkins, the Atlassian Stack, and Nexus/Artifactory, optimizing the software development lifecycle. - Maintained and managed the existing DevOps environment, ensuring stability and high availability for critical operations. - Created and implemented a CICD Pipeline proof of concept (POC) for the client, demonstrating potential improvements in deployment practices. - Monitored the deployed DevOps environment continuously, utilizing metrics and logging to preemptively address issues and enhance performance. - Configured deployment blueprints, establishing standardized processes for application rollout. - Transitioned the entire DevOps environment to a new enterprise-level containerized platform, fostering enhanced resource management and flexibility. - Configuration and maintain of ser access management, including defining roles, permissions, and integrating tools with SSO/identity providers. - Supported developers in promoting applications from development to quality assurance (QA) and integration/systems testing (IST), ensuring a smooth transition and high-quality outcomes. - Provided dedicated after-hours support for developers during critical project phases, demonstrating commitment and reliability in meeting project deadlines.

During my tenure at Sunnybrook Hospital, I played a vital role in advancing the organization's technological capabilities, marked by: - Leading continuous integration efforts from development to production for over 200 applications, driving enhanced collaboration and deployment practices. - Automating deployment processes for new microservices, reducing time-to-market and enhancing service delivery. - Installing, configuring, and managing DevOps/engineering tools like Jira, Confluence, GitHub, Artifactory, Jenkins, SonarQube, etc. - Designing a sophisticated DevOps platform capable of efficiently deploying new containers with Docker. - Configuring, maintanenaceJenkins and the Atlassian Stack to facilitate a smoother development process, along with Nexus/Artifactory for artifact management. - Implementing robust logging solutions via Logstash, Graylog, and Splunk, ensuring comprehensive monitoring and analysis of application performance. - Configuration and maintenance of Azure Cloud Services, Azure Data Factory (ADF) and Azure Key Vault (AKV) - Crafting and deploying a CI/CD Pipeline proof of concept that showcased significant efficiency gains. - Successfully managing the transition of 150 machines from Windows to Linux, ensuring operational continuity and improved performance. - Configured tool integration within CI/CD pipelines to streamline development, issue tracking, and release workflows. - Building and documenting proof of concepts (POC) entails creating a prototype or demonstration of a product or solution to validate its feasibility and effectiveness. - Assisting developers with application promotion processes from development to QA and IST, enhancing collaboration across teams. - Configuration and maintain of ser access management, including defining roles, permissions, and integrating tools with SSO/identity providers. - Leading the development of the REDCap application, this became an essential tool for hospital and SRI Research studies.

- Configured tool integration within CI/CD pipelines to streamline development, issue tracking, and release workflows. - Architecting a comprehensive CI/CD pipeline catering to over 350 applications, streamlining the development lifecycle. - Installing, configuring, and managing DevOps/engineering tools like Jira, Confluence, GitHub, Artifactory, Jenkins, SonarQube - Conducted market research and evaluation of new DevOps and productivity tools, building business cases and ensuring smooth adoption in the ecosystem. - Designing configuring and maintenance of a robust DevOps platform tailored to the unique needs of client development teams, fostering collaboration and enhancing productivity. - Successfully deploying innovative container solutions utilizing Docker, thereby optimizing application delivery. - Expertly configuring Jenkins, the Atlassian Stack, and Nexus/Artifactory to ensure seamless integration and management of development workflows. - Configuration and maintain of ser access management, including defining roles, permissions, and integrating tools with SSO/identity providers. - Taking the lead in maintaining and managing the existing DevOps environment, ensuring operational excellence. - Creating and rolling out a CI/CD pipeline proof of concept, showcasing its potential benefits to clients. - Proactively monitoring the deployed DevOps environment to identify and resolve issues efficiently. - Developing and configuring blueprints to standardize processes across teams. - Orchestrating the migration of over 350 applications from Jenkins Enterprise to the new Jenkins CloudBees platform, ensuring minimal disruption. - Implementing stringent security measures to align the DevOps platform with international ISO standards - Implemented governance practices such as branching strategies, code review processes, artifact storage guidance’s and Jira workflow standardization - Managed tool licensing , cost optimization, and license utilization tracking.

- Architecting and maintaining comprehensive Nagios monitoring systems to ensure high availability and reliability of services. - Deploying and maintaining Docker images through meticulous Dockerfile construction, allowing for efficient application scaling and management. - Developing CI/CD pipelines that integrated seamlessly into existing workflows, enhancing deployment speeds. - Combining Docker with Chef and Puppet for a more cohesive configuration management approach. - Building custom Docker images and containers for specific application needs, such as Web Proxy Containers and CentOS images. - Installing, configuring, and managing DevOps/engineering tools like Jira, Confluence, GitHub, Artifactory, Jenkins, SonarQube, etc. - Managing the smooth migration of 50 servers from Q9 Data Center to Front Street Data Center, ensuring a seamless transition. - Configured tool integration within CI/CD pipelines to streamline development, issue tracking, and release workflows. - Conducted market research and evaluation of new DevOps and productivity tools, building business cases and ensuring smooth adoption in the ecosystem. - Installing and configuring application servers (Apache, Tomcat, and JBoss) to host current Java applications. - Conducting PCI Security scans and strengthening the security posture of e-commerce websites. - Customizing Tomcat configurations to cater to internal team specifications and requirements. - Installing, configuring, and optimizing MySQL databases to ensure effective data management. - Testing new implementations within development environments utilizing AWS and Azure, ensuring readiness for production. - Overseeing AWS auto-scaling and automation deployment processes to enhance resource efficiency. - Configuring AWS setups for new servers and operational teams, facilitating effective resource management.

In this short yet impactful role, I was instrumental in enhancing the organization’s cloud capability: - Managed the migration of crucial applications from physical Windows servers to virtualized environments, improving scalability and efficiency. - Installed and configured Tomcat and JBoss servers on Windows 2008 and 2012, ensuring robust application performance. - Conducted ongoing maintenance of Nagios monitoring systems for enhanced operational oversight. - Implemented security enhancements and optimizations for Tomcat and Windows servers, safeguarding against vulnerabilities. - Customized Tomcat configurations to meet specific internal team requirements, facilitating smoother workflows. - Configured and optimized MySQL databases to improve data access and application performance. - Tested new implementations in development environments across AWS and Azure, ensuring readiness for live deployment. - Provided after-hours support during critical application testing phases to ensure successful deployments. - Managed tool licensing , cost optimization, and license utilization tracking.

- Developed and implemented robust policies and procedures tailored for the IT Support team, enhancing operational efficiency. - Architected a new Quality Assurance (QA) infrastructure at the Q9 Data Center, optimizing testing environments for improved reliability. - Conducted rigorous testing of various server configurations, executing stress tests to ensure system resilience under load. - Skillfully configured Linux servers, including RedHat and CentOS, alongside advanced networking equipment such as Vyatta routers and Cisco switches. - Efficiently managed a fleet of Red Hat and CentOS servers utilizing tools like Spacewalk and Puppet, streamlining server management processes. - Ensured the unyielding availability of mission-critical products, including Apache, Percona MySQL, HAProxy, Squid Proxy, Nagios, and SMTP. - Conceptualized and designed a comprehensive virtual infrastructure, successfully implementing VMware products to foster scalability and flexibility. - Engaged in innovative cloud computing initiatives, exploring both Public and Private Cloud options such as AWS and Azure to enhance operational agility. - Automated complex systems administration and deployment processes using sophisticated shell scripting and Kickstart techniques, resulting in significant time savings. - Configured an array of essential services including DNS, SNMP, SMTP, Apache, SSL, MySQL, NTP, OpenVPN, HAProxy, Vyatta, BGP, NAT, PAT, and various static routing protocols. - Established a robust network connection using advanced Cisco equipment, enhancing data communication capabilities. - Conducted daily backups to ensure data integrity and availability, safeguarding against potential data loss. - Designed intricate virtual infrastructure architectures while configuring advanced RAID levels (10 and 1) for optimized data redundancy and performance.

- Led continuous integration processes, seamlessly transitioning from DEV to PROD, ensuring high-quality software delivery. - Built and maintained a robust Nagios monitoring system to proactively identify and address system issues. - Planned and designed a resilient virtual infrastructure, successfully implementing advanced VMware products for enhanced operational efficiency. - Managed approximately 400 Red Hat and CentOS servers using Satellite and Spacewalk, improving server administration and orchestration. - Conducted extensive testing of various server configurations, executing stress tests to ensure robust performance and reliability. - Expertly configured Linux servers, including RedHat and Cisco switches, to optimize networking and server capabilities. - Innovatively designed and implemented new architectural frameworks that improved system scalability and reliability. - Ensured the continuous availability of vital products, including Apache, JBoss, MySQL, HAProxy, and Squid, through meticulous maintenance strategies. - Upgraded the Nagios monitoring system to the latest version, enhancing monitoring capabilities and responsiveness to issues. - Successfully managed the migration of Alfresco and similar products to VMware and KVM servers, ensuring minimal disruption and data integrity. - Automated complex systems administration processes using advanced shell scripting and Kickstart strategies to streamline operations. - Configured a suite of essential services including DNS, SNMP, SMTP, Apache, SSL, MySQL, NTP, and OpenVPN for seamless network functionality. - Consistently improved the existing data center build and architecture, enhancing overall system performance and reliability. - Collaborated closely with PHP and Java programming teams, implementing performance optimizations to drive exceptional Apache performance.

- Built and maintained an effective Nagios monitoring system, enhancing real-time visibility into system performance. - Managed a continuous deployment pipeline from DEV to PROD, ensuring efficient and rapid software delivery. - Implemented powerful automation solutions using Chef, streamlining configuration management and deployment. - Developed comprehensive policies and procedures for the IT Support team, driving best practices in operations. - Engineered new servers at the 151 Front Street Data Center, ensuring robust infrastructure readiness. - Conducted meticulous testing of various server configurations, executing stress tests to identify potential performance bottlenecks. - Configured and managed Linux servers including RedHat and CentOS, as well as Vyatta routers and Cisco switches for optimized performance. - Ensured the high availability of critical products such as Apache, Percona MySQL, HAProxy, and Squid Proxy through proactive maintenance measures. - Successfully migrated Alfresco and Redmine from RackSpace to the in-house data center, improving control over infrastructure. - Automated intricate systems administration and deployment processes using advanced shell scripting and Kickstart for enhanced efficiency. - Managed a fleet of 150 Red Hat and CentOS servers via Satellite and Puppet, optimizing server management operations. - Configured a wide range of essential services including DNS, SNMP, SMTP, Apache, SSL, MySQL, NTP, OpenVPN, HAProxy, and Vyatta. - Conducted daily backups to protect against data loss, ensuring systems were always recoverable in case of emergencies. - Designed an intricate network infrastructure utilizing Vyatta routers and Cisco switches, enhancing data flow efficiency. - Conceptualized virtual cloud infrastructure using platforms like AWS and OpenNebula to broaden service capabilities.

- Conducted thorough testing of various Linux server configurations, performing stress tests to evaluate system performance under high-demand conditions. - Configured and built secure servers on AWS, leveraging cloud technology for efficient scalability and resource management. - Proactively updated servers prior to project initiation, ensuring a secure and stable environment for new deployments. - Implemented security measures for the servers hosting the yourquestions.mcdonalds.com.au website, fortifying them against potential threats. - Established secure SSH connections between the server and remote offices, enhancing the security of data transmission. - Installed new versions of OpenSSL and OpenSSH from source, ensuring up-to-date encryption protocols for improved security. - Automated systems administration and deployment processes using effective shell scripting strategies, enhancing operational efficiency. - Designed and implemented a robust VMware architecture to support scalable virtualized environments.

- Expertly designed, built, and sustained comprehensive Nagios monitoring systems to ensure real-time visibility into infrastructure health and performance. - Facilitated significant enhancements to existing infrastructure, driving operational efficiency and reliability. - Ensured high availability for critical products and services, including Nagios, MySQL, PostgreSQL, LDAP, Alfresco, NFS, Samba, and SMTP, by implementing robust failover and redundancy strategies. - Managed the Alfresco server with a focus on security, ensuring timely upgrades and maintenance to protect sensitive data. - Successfully implemented Nagios in diverse Linux and Windows environments using NRPE plugins to monitor system health across various platforms. - Administered Red Hat and CentOS servers using Satellite and Puppet for streamlined configuration management and deployment. - Executed upgrades and configurations for Nagios systems, including the secure integration of SSL connections for NRPE. - Fine-tuned the infrastructure tailored for Nagios to enhance monitoring capabilities and performance metrics. - Developed redundancy solutions for collaboration software such as Alfresco, DokuWiki, and Redmine, ensuring uninterrupted access and reliability for team members. - Collaborated with Windows Server 2008 and various Linux distributions including Red Hat, OpenSUSE, and Ubuntu to foster a versatile IT environment. - Architected and deployed high-availability production Linux LAMP servers to host internet-facing applications, ensuring exceptional uptime and performance. - Spearheaded the implementation of new VMware machines and Xen hosts to expand and optimize virtualization capabilities. - Proactively monitored the performance and stability of critical production systems, adeptly identifying and addressing potential issues before they escalated. - Streamlined systems administration through automation, employing shell scripting to reduce manual tasks and enhance efficiency.