Chioma Okechukwu

Engagements

- Wealth & asset management

- Isolation zone, Deployment patterns and Certificate Automation.

• Implemented GitHub workflow to incorporate the metadata workflow from the repository.
• Built and configured SPN that allows access from CI/CD pipeline to deploy application pattern to the isolation zone.
• Enforced governance through policy-as-code using tools such as tfsec and Checkov, ensuring compliance with security and best practice policies throughout the development and deployment lifecycle.
• Automated the entire certificate management lifecycle, including certificate request, installation, renewal, and revocation, streamlining processes and eliminating manual intervention.

- Car Rental

- Firewall Automation, authentication to backstage(aad) and Azure Key vault

• Build and configured vWAN secure hub firewall rule controlled by firewall manager policy.
• Built and configure Azuread authentication to backstage for azure environment to cut down the cost of using okta in azure cloud environment.
• Worked on azure key vault reference error to enable the azure secrets be access to team member during deployment

- Education service providers

• Architected, automated and deployed highly available and fault-tolerant applications on AWS using Auto Scaling and Elastic Load Balancing.
• Implemented automated backup and disaster recovery solutions using AWS S3 and EBS snapshots.
• Implemented AWS Identity and Access Management (IAM) policies for granular access control and improved security.
• Developed CI/CD pipelines using AWS CodePipeline and AWS CodeBuild for automated application deployments.
• Implemented cost optimization strategies, resulting in a 20% reduction in monthly AWS expenses.

Enagements

Central Bank - (Banking)

Jenkins CI/CD

• Checking out source code management tools like GitHub, with knowledge of cloning and pushing code based on environment branching and tagging strategies.
• Installed and configured maven integration plugin in Jenkins to ease deployment.
• Modified and configured code quality gateway in pom.xml properties tag.
• Modified Nexus snapshot and backup artifactory repository in pom.xml distributed tag.
• Installed jenkins ssh agent plugins for remote server connector.
• Enhancing system monitoring and alerting capabilities, contributing to a notable 40% improvement in overall system reliability.

Pharmaceuticals - (Life Science)

• Introduced Kubernetes for container orchestration, resulting in a notable 20% reduction in infrastructure costs.
• Configured and implemented Ansible playbook to automate system upgrades extension from master to worker nodes.
• Formulated comprehensive disaster recovery plans and executed regular system backups, effectively minimizing downtime and potential data loss in the event of failures.

Specialty Chemicals - (Global materials)

• Built, configured, and automated AWS infrastructure provisioning using Terraform.
• Scheduled build triggers in Jenkins using a cron job to automate builds when there is a code change in GitHub from developers.
• Reviewed metrics logs using CloudWatch, CloudTrail, AWS X-Ray, and Amazon DynamoDB Trace to evaluate CPU utilization, security, and capacity for cost optimization and application performance.
• Secured AWS cloud network environment by implementing NAT gateway, bastion host, security groups, NACL to prevent cyber attacks from the internet.

• Configured AWS Load Balancer and autoscaling to enable scalability and reliability to boost system performance.
• Managed users, groups and access controls to ensure system security, compliance and performance meets industry standards.
• Used GitHub tools to automate the provisioning and configuration of infrastructure components.
• Proven experience in installing and configuring linux systems, including software maintenance and system upgrade.
• Developed automated scripting in Python, Ansible, bash, Shell Scripting to significantly reducing manual errors.
• Monitor network performance (availability, utilization, throughput, latency) and test for system vulnerability.
• Lead the migration of company servers to a AWS service offering.
• Install, configure and manage firewall and security group within the environment to prevent cyber vulnerability.
• Working knowledge of AWS - ECS, EC2, RDS, S3, Elastic search, ELB and Route53.
• Utilizing infrastructure as a code - Cloud formation and Terraform to design, manage and automate cloud computing resources.