Sunday Ebosele

Experience

• 

  Merit IT Services

  Jun 2012 - Jan 2015

  Linux/Cloud Engineer

  • Implementing and developing solutions enabling Development and Operations teams to build, deploy, monitor and test applications and environments.• Ability to be able to implement a Continuous pipeline with Docker, Jenkins and GitHub.• Managed infrastructure with Ansible.• Creating automated build and deployment process for application, re-engineering setup for better user experience, and leading up to building a continuous integration system for all our products.• Ability to configure and use twistlock to scan docker images for vulnerabilities • Defining Security policy for Linux Servers, including Apache, Tomcat and Jboss etc. Creating VMware Lab setup as per Internal QA team's requirement using VMware ESXi servers.• Support and troubleshooting of Linux Apache, MySQL, Have knowledge on MySQL, Oracle Database Administration.• Experience with Linux servers in virtualized environments Installed and configured GIT to implement branching strategy which is suitable for agile development also provided continuous support and maintenance of software builds.• Maintaining appropriate file and system security, monitoring and controlling system access, changing permission, ownership of files and directories, maintaining passwords, assigning special privileges to selected users and controlling file access, monitoring status of process to increase system efficiency, scheduling system related cronjobs.• Expertise in creating Jenkins jobs and Jenkins’s pipeline to drive all Microservices builds out to the Docker registry and then to deploy applications to Kubernetes Cluster.• Experience on Ansible and Ansible Tower dashboard, role-based access control, access to Ansible for deployments and worked with Ansible Playbooks to automate various deployment tasks and working knowledge on Ansible Roles, Ansible inventory files and Ansible Galaxy. Show less

• 

  DataNix Technology

  Feb 2015 - Mar 2019

  DevOps Engineer

  • Detailed technical knowledge and hands-on experience in DevOps, Automation, Build Engineering and Configuration Management.• Ability to configure and use twistlock to scan docker images for vulnerabilities • Design and develop infrastructure monitoring and reporting tools • Develop and maintain configuration management solutions • Experience in deploying Kubernetes Cluster with master architecture and wrote YAML files to create services like Pods, Deployments, Auto scaling, Load balancers, Labels, Health checks, Namespaces, etc.• Working knowledge of Azure DevOps or equivalent• Managed AWS EC2 instances utilizing Auto Scaling, Elastic Load Balancing and Glacier for our QA and UAT environments as well as infrastructure servers for.• Having a good knowledge in Amazon Web Services including EC2, S3, ELB, Auto scaling and other resources.• Working experience with Ansible playbooks for virtual and physical instance provisioning, configuration management, patching and software deployment.• Creating and managing user accounts, system security, performance tuning, change management, documents and procedures on Linux.• Git for source code version control and integrating it with Jenkins for CI/CD pipeline, code quality tracking and build management with build tool.• Knowledge in creating Jenkins CI pipelines. Experience in Jenkins to automate most of the build related tasks.• Maintain and improve existing azure infrastructure environment• Develop test automation frameworks in collaboration with rest of the team • Create tools to help teams make the most out of the available infrastructure Show less

• 

  Parsons Corporation

  Mar 2019 - Jun 2020

  Senior DevSecOps Engineer

  • Working knowledge of Azure DevOps or equivalent• Implemented LDAP integration for tools including Ansible, GitLab, Nexus, and Jenkins.• Integrated SonarQube and other CICD tools into the CI/CD pipeline within GitLab CI, creating different jobs for static and dynamic code analysis of applications.• Deployed CloudWatch alarms and SNS topics using Terraform to trigger email alerts for potential infrastructure issues.• Collaborated with the team on documentation, tasks, and code repositories using Confluence, Jira, and Bitbucket.• Worked with multiple AWS instances, configuring security groups, Elastic Load Balancers, AMIs, and Auto Scaling to design cost-effective, fault-tolerant, and highly available systems.• Administered, created, and optimized builds for release to QA and production environments, while maintaining release notes and documentation.• Conducted comprehensive security testing on applications, including SAST, DAST, SCA, container scanning, and IaC assessments, followed by thorough false positive analysis.• Experienced in using version control tools like GitHub, Bitbucket, Gitlab, and Azure Repo and proficient in building Docker images with Dockerfile.• Enabled scalability and elasticity through the implementation of Auto Scaling Groups and Elastic Load Balancers. Conducted testing for EC2 instance setup and connectivity.• Collaborated on the deployment strategy to meet the client’s diverse deployment target requirements and refactored the infrastructure repository to accommodate multiple deployment targets.• Demonstrate vulnerabilities to application owners and provide mitigation recommendations.• Incorporated security practices into the software development lifecycle, enforcing secure coding standards throughout the process.• Automated and maintained consistent security configurations within Infrastructure as Code (IaC) frameworks such as Terraform and Ansible. Show less

• 

  U.S. Small Business Administration

  Jun 2020 - Apr 2022

  Infrastructure Architect | DevSecOps

  • Served as Lead Engineer, overseeing the maintenance of Product Development infrastructure and contributing to Platform and Storage production teams.• Working knowledge of Azure DevOps or equivalent• Experience on working on a multi-cloud platform.• Detailed technical knowledge and hands-on experience in DevOps, Automation, Build Engineering and Configuration Management• Acting as the primary point of contact for addressing production issues on a rotational basis.• Managed container-based deployments utilizing Docker, including working with Docker images, Docker Hub, Docker registries, and Kubernetes.• Implemented and managed DevSecOps strategy in Linux environments, leveraging tools like, Jenkins, Docker, Kubernetes, Gitlab-CI.• Acted as Principal DevSecOps Engineer for client systems, automating and orchestrating manual security and operations tasks to enhance resiliency, efficiency, reliability, and overall mission security.• Concentrating on expanding automation capabilities by utilizing DevSecOps automation tools and services.• Developed pipeline code as a reusable workflow, reducing code duplication and enabling a single update to apply across all model repositories.• Implemented a CI/CD framework using Jenkins in a Linux environment, incorporating DevSecOps stages like SonarQube and Nexus OWASP scanning for enhanced security.• Developed branching strategies for Version Control Systems like Git, including creating branches, performing merges, and pushing code to the central repository.• Managed and orchestrated Docker containers using Amazon EKS, ensuring efficient deployment and scaling of applications. Show less

• 

  Bank of America

  Apr 2022 - Oct 2023

  Platform Architect | DevSecOps

  • Developed a CI/CD pipeline using Jenkins to automate Docker builds, push images to an ECR repository, and deployment to different namespaces in Kubernetes• Integrated and managed security tools, including vulnerability scanners, security information and event management (SIEM) systems, and identity and access management (IAM) solutions, within the DevSecOps toolchain.• Developed Ansible playbooks for tasks including server installation, patching, configuration, user management with varying access levels, file management, deployment, and full automation.• Collaborate and support a cross-functional engineering team in working with the latest technologies.• Engaged in AWS CloudFront management, including creating and maintaining distributions to provide secure access to S3 bucket-hosted applications, thereby enhancing application security by restricting direct access to S3.• Designed and implemented automation use cases using CICD tools to perform tasks such as deploying secure cloud infrastructure, executing SOAR and incident response, and conducting vulnerability scanning and remediation.• Designed CI/CD pipelines that emulate unique environments, enabling a faster feedback loop for engineers.• Developed Terraform modules to deploy managed Kubernetes clusters and all required cloud infrastructure across Azure and AWS. Show less

• 

  U.S. Department of Homeland Security

  Oct 2023 - now

  DevSecOps

  Concentrating on expanding automation capabilities by utilizing DevSecOps automation tools and services.Deploying and modifying cloud resources using Infrastructure as Code tool using Terraform and Cloud Formation.Developing pipeline code as a reusable workflow, reducing code duplication and enabling a single update to apply across all model repositories.Implementing CI/CD framework using Jenkins and GitlabCI in a Linux environment, incorporating DevSecOps stages like SonarQube and Nexus OWASP scanning for enhanced security.Developed branching strategies for Version Control Systems like Git, including creating branches, performing merges, and pushing code to the central repository.Managed and orchestrated Docker containers using Amazon EKS. Show less