• Infrastructure Automation & Cloud Deployments (IaC): Implemented automated workflows for client infrastructures using Terraform(OpenTofu,Terragrunt) to give streamlined and efficient deployments across multi-cloud environments.• Orchestrated the design, deployment, and support of high-availability Kubernetes and OpenShift clusters, ensuring robustness and reliability. This included managing CRDs, Operators, Ingress, Service Mesh, and storage solutions like Longhorn and Rook (Ceph).• Championing the building and maintaining of CI/CD pipelines with Jenkins, GitLab, Github, ArgoCD, GitHub Actions, and Helm charts to automate services deployments enhancing efficiency and consistency.- Developed and maintained custom Helm charts to streamline the deployment and management of Kubernetes applications - better consistency and efficiency.• Deployed and configured Istio and Linkerd on Kubernetes to manage microservices communication, enhance observability, and enforce security policies.• Cloud Infrastructure Design & Management: Automated provisioning, management and services deployment of Cloud platforms - AWS, GCP, Azure.•Automating services deployment on Linux infrastructure using Ansible and Puppet CM.• OpenStack Cloud Platforms: Writing Terraform modules and ansible roles that automates deployments of instances and services on OpenStack Cloud Platforms.• Collaborating with clients to transition Proof-of-Concepts into operational applications running in Cloud and Microservices.• Implemented observability, monitoring, logging, and tracing for microservices using Prometheus, Grafana, ELK, New Relic, Graylog, Sentry, Sumo Logic, Fluentd, and Splunk enhancing system visibility, reliability, and performance. and proactive issue resolution.• Addressing DevOps challenges, feedback loops, and production deployment to ensure safe and efficient running of services.• Diagnose and troubleshoot issues, and coming with permanent solutions in timely manner.

- Responsible for deployments and administration of OpenShift Container Platform Clusters- Defining DevOps/DevSecOps pipelines for Container Infrastructures - Kubernetes & OpenShift- Implementation of Istio Service Mesh and Knative Serverless platforms on K8s and OCP- Resolving incidents and performing root cause analysis.- Design and Deployment of Persistent Container Storage Solutions - Rook, GlusterFS/Heketi, OCS- Deploying and Managing Production OpenStack Cloud Clusters running in Containers - RedHat OpenStack- Using AWS CodeBuild and CodePipeline to deploy services in AWS- Working in squads alongside other engineers to build large scale, secure, highly available and innovative Cloud Native services.- Automating Internal Infrastructure operations with Terraform, Chef and Ansible.- Responsible for Infrastructure management transitioning to Infrastructure as a Code (IAC) - Majorly with Terraform.- Automation of Day 2 server operations with Ansible (Ansible Tower) and Puppet- Integrated tools and automate workflows to enhance operational efficiency and stability- Helping developers automate building, packaging and deployment of Java, PHP, Node.js and Python Applications in Cloud Environments- Ensuring there is adequate technical documentation and training- Maintaining system security, scalability, and uptime- Participated in the design of service automation in cloud environments.

Infrastructure Management: Data Center deployments, ongoing Infrastructure scaling, and active maintenance.Performance Optimization: Identifying and resolving performance bottlenecks.Infrastructure Automation: Writing Ansible Playbooks, Chef cookbooks and Terraform code to deploy, configure, and manage Application stack (Infrastructure as Code model)Database Management: Deploying, Tuning, and OptimizingDatabase clusters for mission-critical production applications - MySQL, Galera cluster behind HAProxy, Master-Slave replication.AWS Cloud Management: Actively manage, improve, scale and monitor AWS cloud infrastructure for Cloud Applications - EC2,ALB, S3, RDS, EBS, Route53 e.t.c.Scripting: Automating Infrastructure repetitive jobs with Bash scripts and Python.Monitoring: Deployed proper monitoring for Applications and Infrastructure using Grafana, InfluxDB, Telegraf, and Prometheus.Containerization: Migrated Legacy Infrastructure Management Applications to Docker Containers to lower resource utilization and easy portability.Collaboration: Collaborating with Developers and Managers to design highly scalable and fault-tolerant applications architectureIncident Response: Handling system failures and outages.Implementation of DevOps practices Gitlab, Jenkins and TerraformHandle each support case in accordance with Service Level Agreement (SLA), ensuring high customer satisfaction by setting and meeting expectations.

Data center design and rack management- networking, server deployments, power, monitoring e.t.c.Administering the virtualization of existing physical infrastructure using Xen, KVM, Ovirt and VMwar EsxiSetting up, integrating, improving and managing highly available Cloudstack and Openstack Cloud.Automating Infrastructure and cloud services orchestration, provisioning and management with Ansible, Puppet, Foreman/KatelloDesigning and Implementing private clouds for clientsAdministering and troubleshooting Zimbra and Postfix relay servers clusters.Managing Storage Systems running Ceph, NFS, iSCSI, Zetavault and Backup solutions.Infrastructural monitoring and alerting using sensu,icinga2 and Cacti and resolution of problemsPlanning, implementing and testing of high availability and disaster recoveryInfrastructure Asset ManagementPerforming and coordinating ongoing performance tuning, required upgrades and resource utilization as required. Handling escalated support for our clients; Investigate and troubleshoot issues.User management with LDAP and FreeIPAWeb Hosting and DNS management with WHM/Cpanel,Bind,Haproxy, LEMP/LAMP.Scripting with Bash and Python

Kipepeo Solutions Co. Ltd is an IT firm providing cutting edge IT solutions for the modern day IT demands to organizations. Kipepeo is a partner to major IT vendors including Microsoft, Red Hat, SUSE, Zimbra, VMware, Symantec, NetIQ, JBOSS, IBM, Dell and HP.As a systems Engineer, I worked on Infrastructure and Systems integration projects. My responsibilities included but not limited to:Performing Linux Servers Deployments, Integrations and Support: RHEL, SLES.Working on Virtualized Data Centers to save computing resources: RHEV, KVM and VMwareImplementing and Supporting System management systems: Red Hat Satellite and SUSE Manager.Ensuring Servers' security policies are implemented, this include Firewalls implementation.Hardening of mission critical servers - Web, Database, Application and custom servers.Implementing and supporting email solutions: Postfix, Zimbra, MS Exchange.Tuning servers for optimal performance. Deploy and support Linux storage servers; Red Hat Ceph, NFS, iSCSI and GlusterFSNetwork Integrations: Cisco,Cyberoam,Sophos configurations and supportNetwork Security : Firewalls, IDS and IPS systems deploy,integrate and supportImplementing network routing, firewalls and load balancers.

Responsible for managing and undertaking various IT and Telecommunication Projects among them:- Performing and Troubleshooting P2P Links: Radwin link installation and configuration.- Involved in setup and support of P2MP Links: Ceragon and WiMAX Links- Liaising with clients to implement MPLS on cisco routers and cyberoam CPE- Deploying and Commissioning new Cisco routers 800,1700,2800,3800 and 7200 OSPF.EIGRP,MPLS. Also providing on-site and remote support for these devices- Effective Network security policies through implementation of ASA firewall, Intrusion Detection systems and Performing Penetration testing.- Ensuring QOS and COS is working as desired - This involved Bandwidth Throttling and Priority Queueing -Performing extensive installations, testing and writing reports on LTE rollout for Safaricom Kenya's biggest ISP- Deploying and providing support for Mail servers, DHCP servers and DNS servers for our Customers- Ensuring HA and zero downtime through active network monitoring and alerts generation .- Training customers on Network administration and troubleshooting