System Administrator-Windows, Linux, Virtualization Expert
Resume:
Michael Cooper
Granville, Oh
**********@*****.***
Summary of Qualifications:
Systems Admin with extensive enterprise experience (Windows and Linux)
Domain to domain migration experience, ADMT v3.2
Extensive experience setting up, configuring, and administering Windows 2003/2008R2/2012R2/Windows Server 2016/2019, Linux/Unix/Solaris, Windows 8 (All Versions), Windows 10 / Exchange Server 2007/2010/2013 upgrades/updates. SCOM, SCDPM, SCSM, SCVMM 2012, WDS. MDT
Hyper-V, Linux/Unix (HPUX) Systems Administrator (Data Center/NOC Environment), I am a Certified Linux/Zerto Professional in an ITIL Foundation v3 environment. Hands on experience with Windows and Linux server builds as well as Windows/Linux patch management, experienced in Domain Level Raising being from 2003 to 2008+, 2008 to 2012 r2, 2012r2 to 2016. I have/can raise Active Directory domain and forest functional levels. I had to google some of it but it worked real nice.
Virtualization with VMware, Joyent SmartOS (Triton System), KVM, Bhyve, & Docker was used for deploying Microservices. Cloud Computing Experience with Azure, SmartOS
Docker experience for deploying microservices, such as prometheus, grafana, nagios, node exporter, and AlertManager, nginx, and much more. DevOps experience in a Linux environment, Jenkins 2.281, Ansible v2.10.5, Gitlab 13.9 This was a CI/CD Pipeline for a Development Environment.
Hands on experience with Windows and Linux server builds as well as Windows/Linux patch management. Networking experience for a variety of large and small infrastructures.
These are just a few of the experiences I have acquired. I am a huge Raspberry Pi enthusiast, I run the https://pihobby.org website to teach folks how to install and configure certain server software.
Education
Associates of Applied Computer Science, Minor Business Accounting, Florida Business College, Miami, Florida. Graduation: March 1991
EXPERIENCE PROFILE
Virtual Sprout, Powell, OH Systems Engineer (03/2023 - 06/2023)
Configured Linux servers (CentOS Stream, Ubuntu Server 20.04) for multiple clients.
Implemented Grafana Loki on CentOS and Ubuntu servers, enabling Microsoft 365 AD Authentication via Azure AD OAuth2.
Upgraded VMware infrastructure from version 6.7 to 7, including vCenter Server and ESXi Hosts.
Administered Horizon VDI, handling deployment and configuration.
Conducted Netbox upgrade from version 2.3.6 to 3.5.4.
Led Windows Server OS upgrade from Windows Server 2012 to Windows Server 2019 functional level.
Managed Veeam Cloud Connect and Veeam Backup and Replication version 12.
Orchestrated DataCenter relocation, involving approximately 20 devices (switches and servers).
TekSystems @Microsoft, Redmond, Wa 04/2022 – 12/2022
Systems Engineer
Provided technical support for both kubernetes environment issues that clients encounter.
Managed the configuration and operation of server based operating systems and environments.
Monitored the system daily and respond immediately to usability/environment concerns.
Maintained system backups including creation and testing and configurations of cluster environments.
Responded to and tried to resolve help/support requests for kubenetes cluster environments.
Upgrades systems and processes as required for enhanced functionality and security issue resolution.
Administers infrastructure, enviroment and clusters, and other processes.
Reviews application and system logs.
Installed kubernetes maser servers and worker nodes to get a complete functional product.
Required to stay current with new technologies, and demonstrate an understanding of how they may fit into the current environment.
Other duties as assigned.
Portainer.io, Auckland, NZ 03/2021 – 02/2022
Technical Support Consultant
Maintain Portainer support for both Open Source and Business class customers environments using Docker and Kubernetes, also both Linux and Windows OS.
We use Portainer to manage every facet of Docker, Docker Swarm, Kubernetes and Azure ACI in the GUI and the command line to deploy containers and stacks via a Docker standalone and Swarm (cluster) environments. We are also able to manage Kubernetes clusters as well I believe the version is 1.21.1 but we can deploy them both from images and manifest or yaml files.
The support is from basic social media such as Slack,Discord, and Github systems.
We support all forms of deploying or running containers via Docker or Kubernetes. Some of the issues are general yaml file syntax to actual issues such as networking, via overlay, bridge, or custom networks. We apply port mapping and image creation via github.
Docker, Docker Swarm, and Kubernetes commandline deployment and management.
Currently Portainer v2.6 was released and we are supporting and logging bugs such as Stack Validation with RBAC, Git integration enhancements, Environment Variables not working properly.
Use Happyfox as a ticketing system that allows use to use GitHub as a knowledge base vehicle.
Currently working on securing CKA and Docker certifications.
RightClick, Norwalk, Ct 04/2021 – 07/2021
Senior Systems Engineer
Raised Existing Domain functional level from 2003 to 2012
Powershell scripting to alert if a new User, OU, or Security Group was created in the environment and by who.
We were also planning and mapping Roles/Personas to Security Groups as well as mapping Applications to Roles/Personas.
Work with Palo Alto Firewall at the time this is v8.1 also pfSense firewall/router.
Cleaned out existing OUs and Security Groups that were empty and not nested in other groups.
We built out 4 Windows Server 2019 boxes and converted them to Domain Controllers to replace existing 2012 Domain Controllers.
We created some OUs called Obsolete Groups, Obsolete OUs, and Disabled users to store the cleaned up objects in.
We created a powershell script to find all users who had not logged on in 60 days. I disabled and moved those accounts with the script.
This was just a general Active Directory cleanup.
Vernovis @ Ineos Composites, Dublin, OH 06/2020 – 10/ 2020
Senior Systems Engineer
Migration from 1 Existing Domain into New Domain Forest
Consttruction of New Domain Infrastructure 23 Servers – Windows Server 2016) then Migrating current systems into the New Domain
Troubleshooting existing issues with Migration of existing systems in to new domain.
Created 23 Domain Controllers 3 were read/write DCs to migrate the existing sub-domain to a New Forest level called composites.enterprises.int
Created an ADMT Workstation for running ADMT for User/Group/System Migration.
Created a Deployment Server to create images for deployment to the New Infrastructure with Microsoft Deployment Toolkit. MDT.
Created a Certificate Authority Server for PKI Certs to use for employment.
Created a LAPS Workstation have LAPS employed across the new Infrastructire.
Constructed new GPOs to apply to each Group/Security Group/Systems/Users including but not limited to Office 365 Users
Talenburst @ The GAP/OLD Navy, Grove City, OH 10/2019 – 4/ 2020
Senior Systems Engineer
Provided VM/Server Deployment via VMWare 6.5 for specific job duties.
Windows and Linux (Redhat, CentOS, Ubuntu) deployments for the factory distribution lines and autosorter machines.
Troubleshooting existing issues on existing systems in The GAP and Old Navy domains.
We used Chef, Jenkins, and Terraform for Infrastructure as a code Automation.
Patching and Security was preformed weekly during weekends (off hours).
Built a new hybrid infrastructure environment using Windows, Linux
Network equipment consisted of Arista/Cisco switches and routers.
Fussion Aliance, New Albany, OH 04/2019 – 07/ 2019
Senior Systems Engineer
Migration of 2 Existing Domains into New Domain
Contstruction of Domain Policies to maintain Federal Guide lines CIP and Nerccip
Troubleshooting existing issues with Migration of existing systems in to new domain. Mainly communications issues at the group or policy level.
We use VMWare 5.5/6.0 to create and maintain Virtualization in frastructure.
At this time we employ Jump Boxes for Employees who need access to other areas of the Environments. Those we can control access to said areas via the group policies.
We have migrated 75 Servers/Jump Boxes to this point
We are also using admt v3.2 tool to help migrate users and existing policies to the new domain.
Left because of a Medical Issue.
LBrands, Reynoldsburg, OH 08/2017 – 10/2018
Systems Infrastructure Engineer
Maintain several environments using Joyent Triton Data Center (Owned by Samsung) built on SmartOS.
Use Docker via the Docker API to deploy containers for microservices and apps for the company websites.
Manage 3 DataCenters using Arista Routers / Arista Switches as well as PaloAlto Firewalls.
Implement Bhyve API in the Joyent Infrastructure via the image update process from Joyent.
Monitor the environment in 2 ways, Nagios XI and Prometheus w/Grafana.
Use Jira as a ticketing system that allows use to use Confluence as a knowledge base vehicle.
We used Stash/Bitbucket as versioning tools and a build repository.
Ansible and Jenkins for our CI/CD pipeline automation. We used playbooks to defrag, config, poweroff, set printers, provision systems, setup rdesktop access on Windows Systems/Servers. We also used this format to update linux repos and package upgrades as well install tools and software.
We leveraged Artifactory as the Docker Image Repository.
Deploy environments via Chef Automation and Terraform, reason for this is we can deploy a whole environment in a matter of about one to two hours depending on size environment.
Currently working on securing Chef and Docker certifications.
Vertiv Co, 01/2017 - 08/2017
Windows System Admin
Managed the domain to domain migration of Windows Servers.
Monitored issues with ORION.
Followed defined processes for proper & successful migration.
Troubleshot deployment and migration issues as the servers moved to the new domain.
Converted old user accounts to the new Windows Server 2012 platform, Active Directory.
Garden City Group 09/2016 - 01/2017
Level 2 – Windows Administrator
Provided break fix resolution and troubleshooting for customer servers via System Center Service Manager ticket system.
Resolved service interruptions, app failures and VM Service Issues with Windows Server Hyper-V 2012 R2.
Worked in a NOC Environment, Issued face are System Center DPM Backups/Services, and DPM/SCOM Agents that lose connectivity, as well as OS Issues, and Service failures (All are 2012 Versions). Virtualization Admin experience with VMWare v5/6, vSphere 5/6 & vCloud. 2012 Hyper-V Core, app issues covering MSSQL 2012 w/SP1&R2, Exchange/Office 365, Citrix NetOPs server/panel & service issues.
Performed maintenance on HP Devices and Dell Devices, performed tape rotation and mounting for backups.
ITIL Foundation v3 environment.
Networking Infrastructure knowledge specifically for Load Balancing, Basic Cisco switches (3750 Switches) and routers.
PC Mall Managed Services 06/2014 - 09/2016
Tier 3 – NOC Center Technician III
Provided break fix resolution and troubleshooting for customer servers via ServiceNow ticket system.
Resolved issues with Linux, Windows 2003, 2008, 2012.
Worked in a NOC Environment, Issues faced were Commvault, Services, and Agents that lose connectivity, as well as OS Issues, and Service failures. Virtualization Admin experience with VMWare, vSphere, Linux Server and App issues covering Ubuntu 12.04+, OpenSuse 12+, CentOS 6+, Redhat 5+, Putty, ssh, mRemoteNG, Kaseya, & RDP.
Change Management, SLA Customer issue resolutions via tickets in ServiceNow.
Preformed backups on HP Devices and Dell Devices, Preform tape rotation and manual tape mounting for backups.
ITIL Foundation v3 environment
Networking Infrastructure knowledge specifically for Load Balancing, reverse proxy configuration. Basic Cisco switches and routers.
Education 9/1989 – 3/1991
Associates of Applied Science, Computer Science, Minor Business Accounting, Florida Business College, Miami, Florida. Graduation: March 1991 – GPA 3.66/4
Speaks Fluent Spanish
Certified in Linux Administration LPI ID – LPI000339190
Professional References:
Patrick Tchuitio Phone: 614-***-**** email: *******.********@**********.***
Adolfo Delorenzo Phone: 786-***-**** email: ******@*********.***
Cary Hampton Phone: 614-***-**** email: *************@*****.***
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