Kubernetes / Devops Engineer
Aktualisiert am 19.11.2024
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 19.11.2024
Verfügbar zu: 100%
davon vor Ort: 0%
Kubernetes
Openshift
Docker
Terraform
AWS
Azure
Ansible
Devops
gitlab
CI/CD
git
OpenStack
German
Native language
English
C2
Dutch
Basic knowledge

Einsatzorte

Einsatzorte

Köln (+50km)
Deutschland
möglich

Projekte

Projekte

1 Jahr 3 Monate
2023-10 - 2024-12

DevOps Engineer Container-as-a-Service Platform Openshift

DevOps Engineer
DevOps Engineer

  • Development and management of a Container-as-a-Service platform with Ansible and Red Hat OpenShift.

ITZBund
Köln
1 Jahr 6 Monate
2022-10 - 2024-03

DevOps Engineer Openshift Openstack

DevOps Engineer
DevOps Engineer

  • Creation of multiple Kubernetes clusters (Rancher and OpenShift) in a private cloud environment on OpenStack (on-premises) using rke1 in Ansible.
  • Setup of a GitOps workflow for developers.
  • Design and implementation of a comprehensive cluster monitoring system with Prometheus and Grafana formultiple OpenShift clusters, including automated alerting mechanisms and performance metrics monitoring.

mgm consulting partners
Hamburg
3 Jahre 7 Monate
2020-04 - 2023-10

DevOps Engineer Openshift Container-as-a-Service Platform

Systems Engineer
Systems Engineer
  • Development and management of IBM Cloud Private (ICP) and Red Hat OpenShift Container Platform.

  • Implementation of automated rollout for OpenShift using Ansible and Puppet.

SVA System Vertrieb Alexander GmbH
Cologne
11 Monate
2022-02 - 2022-12

DevOps Engineer

DevOps Engineer (Freelance)
DevOps Engineer (Freelance)
  • Recovery of broken single-master Kubernetes Cluster 
  • Creating a new AWS EKS Kubernetes Cluster via IaC (Terraform)
  • Moving self-managed Kubernetes Cluster Resources to EKS cluster 
  • Creating/Managing of Backup Resources via Velero in AWS S3 - Creating/Managing Monitoring/Logging/Alerting for new AWS EKS Cluster
Leftshift Solutions GmbH
Duesseldorf
2 Monate
2022-01 - 2022-02

DevOps Engineer

DevOps Engineer (Freelance)
DevOps Engineer (Freelance)
  • Conversion of RedHat OpenShift cluster templates to Helm templates.

  • Migration of RedHat OpenShift cluster resources to Microsoft Azure AKS Kubernetes cluster.

LYTiQ GmbH
Duesseldorf
1 Jahr 3 Monate
2019-01 - 2020-03

System Engineer AWS / Azure

Systems Engineer
Systems Engineer
  • ? Management and creation of vSphere Linux environments (MariaDB/MySQL, NFS, and PHP).

  • Management of an older Kubernetes environment / Rancher cluster in AWS.

  • Creation and management of Kubernetes clusters / Rancher clusters in AWS using Terraform.

  • Development of additional Kubernetes clusters in Azure with Terraform.

Questback GmbH
Cologne
1 Jahr 1 Monat
2018-01 - 2019-01

DevOps Engineer

Linux & Devops Administrator
Linux & Devops Administrator
  • Introducing the company into the world of docker 
  • Creating/Managing of deployments with docker, Jenkins, gitlab, gitlab-ci and ansible 
  • Managing of Webserver (Apache)
  • Managing of Docker Registry 
  • Managing of Sophos UTM9 Firewall 
  • Managing of Kerio Mailserver 
  • Managing of VLans 
  • Managing of Hyper-V Cluster
d-SIRE GmbH & Co. KG
Cologne
2 Jahre 4 Monate
2015-09 - 2017-12

Implementation of WPA2 Enterprise

Linux & Network Administrator
Linux & Network Administrator
  • Implementation of WPA2 Enterprise with Freeradius via EAP-TLS
  • Implementation of CRL Freeradius-Server (Ubuntu Server) 
  • Managing of Proxmox Server and Virtual Machines 
  • Managing of DHCP & DNS Server (FreeBSD) 
  • Managing and maintaining of Extreme Network Switches 
  • Managing of Firewall via pf 
  • Managing and maintaining Asterisk Phone System 
  • Managing of openVPN Server
Cleverbridge AG
Cologne
2 Jahre 11 Monate
2012-10 - 2015-08

Desktop Support

Student Assistant Network Administrator
Student Assistant Network Administrator
  • Desktop Support (Mac, Windows + Linux) 
  • Managing of Users in Active Directory 
  • Managing of Zimbra Server 
  • Creating and managing OPSI packages (Open PC Server Integration) 
  • Managing and maintaining of networks
Mac Windows Linux
Cleverbridge AG
Cologne
4 Monate
2012-06 - 2012-09

internship

Linux Administrator
Linux Administrator
  • Installation and managing of Intrusion Prevention System (Fail2ban)
  • Installation and managing of Intrusion Detection System (snort) 
  • Creating of a backup-solution with rsnapshot
Fileee
Münster

Aus- und Weiterbildung

Aus- und Weiterbildung

4 Jahre
2009-09 - 2013-08

Computer-Science with specialization of telecommunications

not finished, Hochschule Bonn-Rhein-Sieg, Bonn(Germany)
not finished
Hochschule Bonn-Rhein-Sieg, Bonn(Germany)

Kompetenzen

Kompetenzen

Top-Skills

Kubernetes Openshift Docker Terraform AWS Azure Ansible Devops gitlab CI/CD git OpenStack

Produkte / Standards / Erfahrungen / Methoden

Kubernetes
Experte
Openshift
Experte
Openstack
Experte
Ansible
Experte
Docker
Experte
Terraform
Fortgeschritten
AWS
Fortgeschritten
Azure
Fortgeschritten
Rancher
Fortgeschritten
Gitlab
Fortgeschritten


Einsatzorte

Einsatzorte

Köln (+50km)
Deutschland
möglich

Projekte

Projekte

1 Jahr 3 Monate
2023-10 - 2024-12

DevOps Engineer Container-as-a-Service Platform Openshift

DevOps Engineer
DevOps Engineer

  • Development and management of a Container-as-a-Service platform with Ansible and Red Hat OpenShift.

ITZBund
Köln
1 Jahr 6 Monate
2022-10 - 2024-03

DevOps Engineer Openshift Openstack

DevOps Engineer
DevOps Engineer

  • Creation of multiple Kubernetes clusters (Rancher and OpenShift) in a private cloud environment on OpenStack (on-premises) using rke1 in Ansible.
  • Setup of a GitOps workflow for developers.
  • Design and implementation of a comprehensive cluster monitoring system with Prometheus and Grafana formultiple OpenShift clusters, including automated alerting mechanisms and performance metrics monitoring.

mgm consulting partners
Hamburg
3 Jahre 7 Monate
2020-04 - 2023-10

DevOps Engineer Openshift Container-as-a-Service Platform

Systems Engineer
Systems Engineer
  • Development and management of IBM Cloud Private (ICP) and Red Hat OpenShift Container Platform.

  • Implementation of automated rollout for OpenShift using Ansible and Puppet.

SVA System Vertrieb Alexander GmbH
Cologne
11 Monate
2022-02 - 2022-12

DevOps Engineer

DevOps Engineer (Freelance)
DevOps Engineer (Freelance)
  • Recovery of broken single-master Kubernetes Cluster 
  • Creating a new AWS EKS Kubernetes Cluster via IaC (Terraform)
  • Moving self-managed Kubernetes Cluster Resources to EKS cluster 
  • Creating/Managing of Backup Resources via Velero in AWS S3 - Creating/Managing Monitoring/Logging/Alerting for new AWS EKS Cluster
Leftshift Solutions GmbH
Duesseldorf
2 Monate
2022-01 - 2022-02

DevOps Engineer

DevOps Engineer (Freelance)
DevOps Engineer (Freelance)
  • Conversion of RedHat OpenShift cluster templates to Helm templates.

  • Migration of RedHat OpenShift cluster resources to Microsoft Azure AKS Kubernetes cluster.

LYTiQ GmbH
Duesseldorf
1 Jahr 3 Monate
2019-01 - 2020-03

System Engineer AWS / Azure

Systems Engineer
Systems Engineer
  • ? Management and creation of vSphere Linux environments (MariaDB/MySQL, NFS, and PHP).

  • Management of an older Kubernetes environment / Rancher cluster in AWS.

  • Creation and management of Kubernetes clusters / Rancher clusters in AWS using Terraform.

  • Development of additional Kubernetes clusters in Azure with Terraform.

Questback GmbH
Cologne
1 Jahr 1 Monat
2018-01 - 2019-01

DevOps Engineer

Linux & Devops Administrator
Linux & Devops Administrator
  • Introducing the company into the world of docker 
  • Creating/Managing of deployments with docker, Jenkins, gitlab, gitlab-ci and ansible 
  • Managing of Webserver (Apache)
  • Managing of Docker Registry 
  • Managing of Sophos UTM9 Firewall 
  • Managing of Kerio Mailserver 
  • Managing of VLans 
  • Managing of Hyper-V Cluster
d-SIRE GmbH & Co. KG
Cologne
2 Jahre 4 Monate
2015-09 - 2017-12

Implementation of WPA2 Enterprise

Linux & Network Administrator
Linux & Network Administrator
  • Implementation of WPA2 Enterprise with Freeradius via EAP-TLS
  • Implementation of CRL Freeradius-Server (Ubuntu Server) 
  • Managing of Proxmox Server and Virtual Machines 
  • Managing of DHCP & DNS Server (FreeBSD) 
  • Managing and maintaining of Extreme Network Switches 
  • Managing of Firewall via pf 
  • Managing and maintaining Asterisk Phone System 
  • Managing of openVPN Server
Cleverbridge AG
Cologne
2 Jahre 11 Monate
2012-10 - 2015-08

Desktop Support

Student Assistant Network Administrator
Student Assistant Network Administrator
  • Desktop Support (Mac, Windows + Linux) 
  • Managing of Users in Active Directory 
  • Managing of Zimbra Server 
  • Creating and managing OPSI packages (Open PC Server Integration) 
  • Managing and maintaining of networks
Mac Windows Linux
Cleverbridge AG
Cologne
4 Monate
2012-06 - 2012-09

internship

Linux Administrator
Linux Administrator
  • Installation and managing of Intrusion Prevention System (Fail2ban)
  • Installation and managing of Intrusion Detection System (snort) 
  • Creating of a backup-solution with rsnapshot
Fileee
Münster

Aus- und Weiterbildung

Aus- und Weiterbildung

4 Jahre
2009-09 - 2013-08

Computer-Science with specialization of telecommunications

not finished, Hochschule Bonn-Rhein-Sieg, Bonn(Germany)
not finished
Hochschule Bonn-Rhein-Sieg, Bonn(Germany)

Kompetenzen

Kompetenzen

Top-Skills

Kubernetes Openshift Docker Terraform AWS Azure Ansible Devops gitlab CI/CD git OpenStack

Produkte / Standards / Erfahrungen / Methoden

Kubernetes
Experte
Openshift
Experte
Openstack
Experte
Ansible
Experte
Docker
Experte
Terraform
Fortgeschritten
AWS
Fortgeschritten
Azure
Fortgeschritten
Rancher
Fortgeschritten
Gitlab
Fortgeschritten


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