Jeffery Nibo

Experience

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  Best Delivery LLC 888-981-4000

  Apr 2017 - Apr 2019

  Desktop Support Specialist

  • Managed a high-volume help desk in Linux environment, handling an average of 80 incoming support calls and tickets daily with 96% first-call resolution rate, exceeding departmental benchmarks.• Provided first-level support to end-users, addressing their technical issues, inquiries, and requests.• Diagnosed hardware and software problems on desktops, laptops, and other devices.• Guided users through troubleshooting steps over the phone or through chat or remote desktop• Installed, configured, and updated software applications on end-user devices. Show less

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  T-Mobile

  Jun 2019 - May 2022

  Technical Support Specialist

  • Provided first-tier tech support to a diverse user base, maintaining a customer satisfaction rating of 95% based on post-resolution surveys. • Managed an average of 50-60 support tickets, consistently meeting or exceeding T-Mobiles SLA with a 97% ticket closure rate with established time frames. • Implemented a knowledge Linux base system, resulting in a 25% reduction in recurring support issues and 30% decrease in resolution times. • Conducted root cause analysis on critical incidents, leading to the identification and elimination of recurring issues, reducing incident recurrence by 40% • Assisted in the deployment and maintenance of software updates and patches, ensuring 100% compliance with security and version control policies. Show less

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  Kindred Hospitals

  Feb 2022 - Feb 2024

  Jr Systems Administrator

  • Build RHEL servers (Storage, File, SQLdb,) using apt/yum packet managing, iptables firewall configurations, password security using MFA, SELinux for mandatory access control• Manage/Deploy configurations using Ansible/Puppet/Chef for automating tasks. Assist in Ansible-playbook creation to automate tasks on kluster of linux servers.• Monitor disk usage, memory exhaustion, hardware failure using CLI, SMART/RAID to monitor hardware health.• Respond to high volume request and tickets through freshdesk, Jira. Using OpenSSH to implement troubleshooting of servers.• Interact with teams and management in a dynamic, open-door environment. Bring ideas and innovation to the team• Deploy and maintain variety of virtualization platforms such as (VMware vSphere, Microsoft Hyper-v, Proxmox, KVM (Kernel based), Oracle VirtualBox• Provide after-hours/on-call support for critical systems through OpenSSH for remote connection and diagnostics • Deploy Kubernetes Pods/Containers to scale infrastructure based on needs, implementing Kubernetes to ansible for automation of load balancing• Install/Configure printers, cisco switch/routers, install NAS servers, configure RAID, Backblaze.• Monitored network of IT infrastructure using tools such as tcpdump for filtering network traffic, Zabbix to monitor and manage. Show less

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  Morris Tech Solutions LLC

  Mar 2024 - now

  Linux Systems Engineer (NAS Storage Specialist)

  - Design and implement high-availability NAS storage solutions using Synology, and NetApp devices.- Develop and manage disaster recovery strategies with cloud backups and RAID/SMART technologies.- Automate system deployment and configuration with Ansible, reducing manual tasks by 60%.- Implement SELinux policies, multi-factor authentication (MFA), and intrusion detection systems for enhanced security.- Deploy and manage VMware vSphere and Microsoft Hyper-V virtualization environments.- Configure and optimize NAS storage servers, implementing RAID, data deduplication, and disaster recovery.- Administer MySQL, PostgreSQL, and Oracle databases, including installation, configuration, and performance tuning.- Manage Apache HTTP Server and Nginx web servers, setting up virtual hosts, SSL certificates, and load balancing.- Ensure daily use and administration of Linux systems for robust and secure operations.- Provide technical guidance to junior administrators and support continuous improvement initiatives. Show less