Profileimage by trust sibanda INFRASTRUCTURE ENGINEER (DevOps), LINUX SUPPORT SYSTEMS ENGINEER, SYSTEMS and VOIP ADMINISTARTOR from Harare

trust sibanda

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Last update: 06.09.2022

INFRASTRUCTURE ENGINEER (DevOps), LINUX SUPPORT SYSTEMS ENGINEER, SYSTEMS and VOIP ADMINISTARTOR

Company: Advanced Communications
Graduation: Linux Engineer
Hourly-/Daily rates: show
Languages: English (Full Professional)

Attachments

trust-sibanda_cv__.pdf

Skills

LINUX, DevOps, VMWare, Cloud AWS/Azure/Digital, AWS, ELASTIC BEANSTALK, EC2, S3, RDS, Jenkins, Terraform, Docker container, Kubernetes, Rancher, git, version control, VPN, AWS connections, IPsec, microservices, scalability, multi clusters, Munin, Prometheus, Configuration management, Openshift, virtual machines, social media, TCP, VOIP, KVM, NFV, cloud, OPENSTACK, PROXMOX, Windows systems, file permissions, database backups, Windows, routers, printers, Centos, Red Hat, Fedora, Ubuntu, DHCP, Network Time Protocol (NTP), DNS, GPON, MPLS, WiMAX, mysql database, databases, Operating System, Ansible, Chef, bash, yaml, python, Version control systems, CI/CD pipelines, ACL, Web Servers, NFS, SAMBA, Others, Knowledge on computing networking, OSI, TCP/IP, IAC

Project history

06/2021 - Present
INFRASTRUCTURE ENGINEER (DevOps)
SYNTEGRA SOLUTIONS
* Creating and managing virtual machines on different Linux distros.

* Built and deployed Kubernetes clusters to break up monolithic app into
microservices, improving developer workflow, increasing scalability, and
optimizing speed

* Monitoring and managing multi clusters using Rancher.

* Monitoring and managing memory usage, disk usage IO stats and Load
averages) using Munin and Prometheus.

* Troubleshooting problems reported by users.

* Maintain fully automated CI/CD pipelines for code deployment using Jenkins.

* Deploying new customer systems for test and production phase and
upgrading customer systems on every software update.

* Configuration management using Ansible.

Main Projects:

Deploying multi-Kubernetes and Openshift clusters and configuring Rancher for
central management of the clusters and automation of the deployment
processes.

05/2019 - 05/2021
LINUX SUPPORT SYSTEMS ENGINEER
FLASH NETWORKS
* Creating and managing virtual machines on Linux.

* Built and deployed Kubernetes clusters to break up monolithic app into
microservices, improving developer workflow, increasing scalability, and
optimizing speed

* Monitoring & managing system performance globally (network bandwidth,

* memory usage, disk usage IO stats and Load averages) using Munin.

* Resolve customer complaints via phone, email, live chat, or social media
globally.

* Monitoring & managing system performance globally.

* Troubleshooting problems reported by users.

* Maintain fully automated CI/CD pipelines for code deployment using Jenkins.




* Deploying new customer systems for test and production phase and
upgrading customer systems on every software update.

* Configuration management using Ansible.

Main Projects:

TCP Optimization stack for Ethio Telecoms (Ethiopia)

TCP Optimization stack for Econet Wireless (Zimbabwe)

06/2018 - 05/2019
SYSTEMS and VOIP ADMINISTARTOR
ADVANCED COMMUNICATIONS
* Creating and managing virtual machines and instances on different
platforms VMWARE, KVM, bare metal, NFV and cloud platforms
(OPENSTACK, AWS, PROXMOX).

* Creating & managing users & groups on Linux & Windows systems.

* Managing directory & file permissions on Linux systems.

* Scheduling different tasks (database backups) on Linux & Windows.

* Monitoring & managing system performance.

* Troubleshooting problems reported by users.

* Managing routers, switches and printers.

* Installing Linux (Centos, Red Hat, Fedora, Ubuntu, etc) & Microsoft
Windows on servers & desktops.

* Installation and configuration of asterisk(freepbx) using AWS or Openstack
instances.

* Installing & configuring Network Services (such as DHCP, Network Time
Protocol (NTP), DNS etc).

Main Projects:

Configuring VOIP platform for Seed Co Limited Zimbabwe.

Configuring and maintaining emergency MARS call centre.

11/2017 - 06/2018
TECHINICAL SUPPORT AND CUSTOMER SERVICE REPRESENTATIVE (CSR)
ZIMBABWE ONLINE (ZOL)
* Resolve customer complaints via phone, email, live chat, or social media.

* Configuring and troubleshooting customers connections i,e fibre (GPON and
MPLS), WiMAX, VSAT, email and VOIP.

* Use telephones to reach out to customers and verify account information.

* Greet customers warmly and ascertain problem or reason for calling.




* Cancel or upgrade accounts.

* Assist with placement of orders, refunds, or exchanges.

08/2015 - 06/2017
SYSTEMS ADMINISTRATOR
ADVANCED COMMUNICATION SYSTEMS
* Creating and managing virtual machines on Linux.

* Creating & managing users & groups on Linux & Windows systems.

* Managing directory & file permissions on Linux systems.

* Scheduling different tasks (database backups) on Linux & Windows.

* Monitoring & managing system performance.

* Troubleshooting problems reported by users.

* Installing, configuring & managing mariadb and mysql database.

* Creating and managing databases.

* Backing up & restoring databases.

Time and spatial flexibility

Remote

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Profileimage by trust sibanda INFRASTRUCTURE ENGINEER (DevOps), LINUX SUPPORT SYSTEMS ENGINEER, SYSTEMS and VOIP ADMINISTARTOR from Harare INFRASTRUCTURE ENGINEER (DevOps), LINUX SUPPORT SYSTEMS ENGINEER, SYSTEMS and VOIP ADMINISTARTOR
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