Olawale Lasisi
Austin,TX
Summary
DevOps Engineer with 10+ years of experience in managing and maintaining AWS cloud infrastructure, automating IT operations, and implementing CI/CD pipelines using Jenkins, Kubernetes, Docker, Terraform, Ansible, Git, and Python. Proven track record of delivering high-quality solutions for complex enterprise-level projects. Strong communication and collaboration skills with the ability to work effectively in a team-oriented environment.
Overview
9
9
years of professional experience
1
1
Certification
Work History
Lead Ansible Support Engineer
DMI Digital Transformation Services
07.2023 - Current
- Utilized Ansible to lead the successful removal of Trellix Agent and ENS from both Production and Non-Production Linux Servers at FDA, ensuring compliance with security protocols and improving server efficiency.
- Refactored the Ansible-CM-Chrony Playbook to include support for Red Hat 9, demonstrating proficiency in Ansible configuration management and server administration.
- Leveraged Ansible to compile comprehensive lists of servers experiencing configuration errors in Ansible Job outputs for Rhel 8 and 9 in CM-Chrony and CM-Shell playbooks, facilitating targeted resolution efforts by the Linux team.
- Conducted thorough testing on CM-Chrony Playbook for non-production servers in ADC Tower using Ansible, identifying critical errors on 39 servers and swiftly forwarding the list to the Linux team for resolution.
- Configured Dockerfile to create a custom Docker image for running Ansible playbooks with Azure resources, including setup of necessary tools and dependencies, such as Ansible, Python 3, Azure CLI, and Azure modules.
Sr. DevOps Engineer
Mevron
02.2020 - 07.2023
- Managed and maintained AWS cloud infrastructure, including EC2 instances, S3 buckets, RDS databases, VPCs, and IAM roles and policies, ensuring optimal performance, scalability, and security.
- Managed and optimized AWS Aurora and MySQL databases, ensuring high availability and performance, which resulted in a 20% improvement in database response times.
- Wrote SQL queries to extract, manipulate, and analyze data from multiple databases, which aided in decision-making and problem-solving efforts.
- Developed and implemented automated solutions for provisioning, configuring, and deploying AWS resources using Terraform, Ansible, and CloudFormation.
- Set up and managed CI/CD pipelines for multiple applications using Jenkins, Git, Docker, Kubernetes, and AWS CodePipeline/CodeDeploy, reducing deployment time by 50%.
- Led the DevOps team, implemented best practices, streamlined processes, and fostered a culture of continuous integration, delivery, and improvement to enhance overall software development lifecycle efficiency.
- Showed willingness and ability to learn: Proactively embraced opportunities to acquire new skills, including Apex/Salesforce, showcasing a growth mindset and adaptability to expand the skillset as needed.
Sr. DevOps Engineer
Ameren Corp
04.2019 - 01.2020
- Built and maintained Jenkins pipelines for multiple projects, automating build, test, and deployment processes using Git, Docker, and Kubernetes.
- Leveraged AWS DynamoDB for creating scalable and low-latency NoSQL databases, enhancing application performance and user experience.
- Wrote SQL queries as part of the deployment scripts, reducing deployment times and ensuring consistent data state across environments.
- Developed and maintained infrastructure as code using Terraform, Ansible, and CloudFormation, ensuring consistency and repeatability across environments.
- Led a high-performing Development team: Successfully managed a team of developers, providing guidance, support, and mentorship to drive collaboration, productivity, and timely delivery of projects.
- Participated in on-call rotation to provide 24x7 support for production systems.
DevOps Engineer
Ameren Corp
11.2017 - 03.2019
- Set up CI/CD pipelines for Microservices and integrated tools such as Maven, Bitbucket, SonarQube, Nexus, Docker, Slack for providing immediate feedback to development teams after code check-in.
- Performed data migration from MySQL to AWS Aurora, ensuring data integrity and minimizing downtime during the migration process.
- Wrote SQL queries to manage and monitor AWS Aurora and MySQL databases, contributing to improved system availability and performance.
- Automated processes to increase operational efficiency.
Worked with engineers to debug issues on multiple environments. - Was on call to resolve infrastructure and pipeline issues.
- Continuously reviewed infrastructure and systems to increase availability and efficiency.
DevOps Engineer
Crunch Hire, Inc
02.2017 - 11.2017
- Developed a top to bottom automation solution to provision data-centers in on-premise AWS Stacks using Ansible and Terraform.
- Implemented CI/CD, facilitating a streamlined deployment pipeline for dozens of different projects, including GitLab, Jenkins, and CircleCI. Utilized Docker, registry, and multi-stage builds.
- Architected and implemented multi-tier hybrid cloud AWS infrastructure for a new project for a high-scale testing framework.
- Monitored and troubleshot issues with the infrastructure and applications.
- Wrote SQL queries for backup and recovery procedures, enhancing data resilience and contributing to the company's robust disaster recovery strategy.
DevOps Engineer
Caterpillar
03.2015 - 01.2017
- Worked mainly on automated tasks using Python; a notable example was automating the testing of our customers' deliveries—previously this was manual, and after automation, we reduced the testing from two weeks to one day.
- Migrated the whole infrastructure to an auto-scaling and highly available architecture in a month which reduced the cost by 25%.
- Implemented CI/CD without downtimes and user interruptions using CircleCI.
Education
Master of Science - Project Management
Keller Graduate School Of Management
Irving, TX12.2014
Bachelor of Science - Chemical Engineering
Ladoke Akintola University Of Technology
06.2006
Skills
- AWS Services (EC2, S3, IAM)
- Jenkins
- Kubernetes
- Docker
- Terraform
- Ansible
- Git
- Python
- Linux
- CI/CD
- DevOps
- Agile/Scrum
Certification
- AWS Security Fundamentals
- Full-Stack Software Development Certificate
- Project Management Professional (PMP)
- PMI Agile Certified Practitioner (PMI-ACP)
- PMI Scheduling Professional (PMI-SP)
- Certified Associate in Project Management (CAPM)
Tools
Extensive experience using Jira, Confluence, Git, Eclipse, Maven, Gradle, Selenium, JUnit, Jenkins, Bamboo, Puppet, Chef, Ansible, Saltstack, New Relic, Sensu, Splunk, Nagios, Unix/Linux Operating Systems, AWS, and GCP.
Accomplishments
- Knowledge of Linux and Scripting languages (Python etc.).
- Proficient with various development, testing and deployment tools - Git, Jenkins, Docker, Kubernetes, Puppet, Chef, Ansible, Nagios.
- Good understanding of DevOps key concepts like Infrastructure as Code (IaC).
- Experience in developing Continuous Integration/Continuous Delivery (CI/CD) pipelines.
- Good hands-on knowledge of cloud platforms (AWS, GCP)
- Proficient in Git and Git workflows.
Timeline
Lead Ansible Support Engineer
DMI Digital Transformation Services
07.2023 - Current
Sr. DevOps Engineer
Mevron
02.2020 - 07.2023
Sr. DevOps Engineer
Ameren Corp
04.2019 - 01.2020
DevOps Engineer
Ameren Corp
11.2017 - 03.2019
DevOps Engineer
Crunch Hire, Inc
02.2017 - 11.2017
DevOps Engineer
Caterpillar
03.2015 - 01.2017
Master of Science - Project Management
Keller Graduate School Of Management
Bachelor of Science - Chemical Engineering
Ladoke Akintola University Of Technology
- AWS Security Fundamentals
- Full-Stack Software Development Certificate
- Project Management Professional (PMP)
- PMI Agile Certified Practitioner (PMI-ACP)
- PMI Scheduling Professional (PMI-SP)
- Certified Associate in Project Management (CAPM)
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