Charles Ayuk
Houston,TX
Summary
Driving DevOps Engineer offering several years of experience in systems administration and development of IT projects.Excellent communication skills and project manager with huge interest in exploring new technologies,seeking an internship with ATPCO.
Overview
10
10
years of professional experience
1
1
Certification
6
6
years of post-secondary education
Work History
DevOps Engineer
Futron Inc.
Woodbridge, VA
07.2021 - Current
- Worked with users to determine areas of technology in need of improved usability.
- Installed important security and functionality patches to maintain optimal protections against intrusion and system reliability.
- Provisioned new software and hardware for use, following established security policies.
- Managed onboarding and offboarding of employees.
- Established network specifications and analyzed workflow, access, information and security requirements.
- Completed reports detailing network and systems performance and downtime issues.
- Implemented corrective plans of action for network availability and latency
- Configure and manage Jenkins jobs for various development teams.
- Actively manage,improve and monitor cloud infrastructure on AWS EC2,S3 and RDS including backups,patching and scaling.
- Performed application testing and production deployments.
- Design and implement disaster recovery site in another region.
- AWS infrastructure deployment using cloudFormation.
- Create and manage code repositories using bitbucket.
- Install and manage SSL SANs certificate for diifferent application environment.
- Designing application layer of products with ec2,rds,and elastic cache,and configuring AWS cloud watch for application monitoring.
- Service owner for configuration management,continuos integration,continuous delivery,and version control reducing the time to deploy by 18%.
- Design and implement solutions for monitoring ,scaling ,performance improvement and configuration management of systems running SaaS.
- Perform code reviews,evaluation implementations,and provide feedbacks for tool improvements.
- Quickly troobleshoot and resolve network,hardware,software and performance issues,including rotating on call emergency response.
- Established and working knowledge of build automation and CI/CD pipelines.
- Well versed in DNS,load balancing.SSL,TCP/IP, and networking.
- Configure and manage AWS AMIs and cloud distribution for different develooment environments.
- Managing apps by installing,upgrading,deploying war files,configuring /updating data a
- .Reviewed all AWS accounts and environments to avoid additional costs, decreasing 63% of quarterly bills.
- Maintained the IT infrastructure, VPN and MPLS connections between 80+ branch offices and 30+ security systems.
- collaborated with 20+ IT support team members to troubleshoot and install devices, hardware failures and network related problems.
- Developed a tool that enabled 250+ developers to deploy virtual machines within 45 seconds against 10+ minutes recorded in previous years.
- Developed and deployed industrial automation systems, increasing efficiency and reduce costs.
- Adopted cost-effective, useful solutions to implement into current systems.
- Skilled at working independently and collaboratively in a team environment.
- Self-motivated, with a strong sense of personal responsibility.
DevOps Engineer
TOTAL VPN
Dallas, TX
02.2020 - 06.2021
- Investigated new and emerging software applications to select and implement administrative information systems.
- Collaborated with team to determine application requirement specifications.
- Developed and maintained infrastructure as code, resulting in a 40% reduction in infrastructure costs and a 30% increase in system reliability.
- Implemented and maintained continuous integration and continuous delivery systems, reducing deployment time by 60% and increasing deployment frequency by 100%.
- Research and recommended new technologies and tools to improve system performance and reliability, resulting in a 20% increase in system efficiency and a 15% reduction in system downtime.
- Maintaining a 40-node ElasticSearch cluster that collects 1 billion documents daily.
Contributed in setting up monitoring and reports for all of our clients - 40 servers. - Setting up the CI/CD pipeline using Jenkins and GitHub.
Configured, deployed highly available and scalable applications on AWS using EC2, RDS, S3,Elastic load balancer, auto-scaling and monitored these applications with cloud watch and SNS servicesDeveloped and maintained infrastructure as code, resulting in a 40% reduction in infrastructure costs and a 30% increase in system reliability. - Implemented and maintained continuous integration and continuous delivery systems, reducing deployment time by 60% and increasing deployment frequency by 100%.
- Research and recommended new technologies and tools to improve system performance and reliability, resulting in a 20% increase in system efficiency and a 15% reduction in system downtime.
- Maintaining a 40-node ElasticSearch cluster that collects 1 billion documents daily. Contributed in setting up monitoring and reports for all of our clients - 40 servers.
- Setting up the CI/CD pipeline using Jenkins and GitHub. Configured, deployed highly available and scalable applications on AWS using EC2, RDS, S3,Elastic load balancer, auto-scaling and monitored these applications with cloud watch and SNS services
DevOps Engineer
LogicWorks
New York, NY
06.2019 - 01.2020
- Managed testing cycles and coordination of user acceptance testing for software and applications.
- Designed and implemented an automated infrastructure using AWS,Ansible,and Jenkins to Increase scalability and reliability of software development processes.
- Created and maintained Docker Containers for development and production environments,resulting in 50% reduction in deployment times.
- Built and maintained automated CI/CD processes for applications with Jenkins,eliminating up to 70% of manual work which reduced human error and speed up production.
- Designed Jenkins open-source automation server to install code-built artifacts with code deployment and formulated several functioning CI/CD pipelines.
Implemented monitoring and alerting systems using Prometheus and Grafana to improve system reliability and reduce downtime. - Experience in Kubernetes to deploy,scale ,load balancer and manage docker containers with multiple name spaced versions.
- Designed continuous Integration,Continuous Deployment,and Continuous Delivery with hands-on experience in popular enterprise-ready tools like Jenkins,Github,Maven,Nexus,SonarQube.
- Automating deployment and updating of applications using Ansible playbooks.
- Implemented security best practices in AWS including automation,multi-factor authentication,access key rotation,role-based permission,enforced strong password policy,configured security groups and NACLs,S3 bucket policies,and ACLs.
- Experience with container-based deployments using Docker,working with Docker images,Docker hub and Docker registries.
- Used Terraform to provision and configuration of AWS services like S3,EKS,VPC
- Migrated infrastructure and to AWS cloud,and transferred on-premises data to AWS,RDS,with DATA EXPORT IMPORT (DEI job).
- Implemented tools such as cloudwatch,Prometheus and grafana for monitoring and alerting,reducing downtime by 40%.
- Researched and identified new technologies to use in agile development environment.
- Monitored automated build and continuous software integration process to drive build/release failure resolution.
System Administrator
Patterson-UTI
Victoria, TX
01.2014 - 05.2019
- Installed important security and functionality patches to maintain optimal protections against intrusion and system reliability.
- Directed the implementation and performance tuning of Windows 2003 Server environment for client’s global operations. Delivered a major improvement over old VPN system that catapulted productivity of remote sales force.
- Led in-house and consultant team in large-scale Linux server upgrade for multinational consulting firm, which significantly enhanced system performance.
- Resolved a history of problematic network failure by troubleshooting LAN/WAN connections between multiple stores for a regional retail chain.
- Drove a 25% decrease in Web site downtime by migrating RaQ4 server sites and online stores to Linux server. Corrected server configuration problems, wrote scripts to ensure smooth server/reboot functioning, and assisted with a variety of Linux-based inquiries and concerns.
- Replaced major manufacturer’s vulnerable network with robust security through joint architecture of firewall and DHCP.
- Stabilized, expanded and protected client network and PC environment. Built new file servers to maximize Web hosting, terminal server, file/print sharing and domain control performance
- Designed proactive preventive maintenance schedules to prevent unnecessary downtime and hardware faults.
- Delivered Tier 2 and Tier 3 support for problem identification, diagnosis and issue resolution.
Education
Bachelor of Science - Computer Network Security
Linnaeues University
Vaxjo,Sweden 09.2009 - 06.2013
Associate of Science - Computer Programming
Lone Star College System
Houston, TX 01.2021 - 12.2022
Skills
- Cloud Technologies-aws, EC2,S3, Cloud Foarmation,openstack basic level
- Configuration management- Ansible
- Continuous Integration-Jenkins
- Version Control-GitHub
- Experience using C, Java, VBNet, python, Linux, terraform
- Shell scripting using Bash and python,Linux
- Database Management-MySQL, MongoDB, JDBC, SQL
- Web technologies-HTML, CSS, and JSP-servlet
- Agile Framework- Scrum, Kanban, XP, Jira and Jira portfolio, User stories, TDD, ATDD
- Version Control Systems
- Custom Coding
- Jenkins CI
- DevOps Systems
- DevOps Principles
- Configuration and Management
- Continuous Deployment
- Platform Evaluation
- Continuous Integration Software
- Mission Critical Applications
- Application Deployment
- Interface Design and Implementation
- AWS CloudFormation
- Program Testing Software
- Linux Environments
- Advanced Computer Programming
- Agile Framework- Scrum, Kanban, XP, Jira and Jira portfolio, User stories, TDD, ATDD
- Excellent multi-tasking ability
- Team building
Certification
- Computer Programmer Certificate
- IBM Full Stack Cloud Developer Professional Certificate
- Porfessonal Scrum Master (PSM) Certification
- AWS Certified Solutions Architec -Associate-SAA-CO3
- Terraform Associate Certified.
Languages
French
Full Professional
English
Native or Bilingual
Timeline
DevOps Engineer
Futron Inc.
07.2021 - Current
Associate of Science - Computer Programming
Lone Star College System
01.2021 - 12.2022
DevOps Engineer
TOTAL VPN
02.2020 - 06.2021
DevOps Engineer
LogicWorks
06.2019 - 01.2020
System Administrator
Patterson-UTI
01.2014 - 05.2019
Bachelor of Science - Computer Network Security
Linnaeues University
09.2009 - 06.2013
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