07.10.2026 aktualisiert

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Senior DevOps & Linux Infrastructure Engineer | RHEL • Ubuntu • CI/CD • Ansible • Puppet

Bern, Schweiz
Weltweit
MBA - Master of Business Administration, BSc - Computer Engineering
Bern, Schweiz
Weltweit
MBA - Master of Business Administration, BSc - Computer Engineering

Profilanlagen

CV_Arason_ch.pdf
CV_Arason_de.pdf
CV_Arason_cmpl.pdf
CV_Arason_cmpl.docx

Über mich

Senior DevOps and Infrastructure Engineer with experience delivering large-scale projects, modernizing infrastructure, improving reliability, and optimizing Infrastructure.

Skills

Künstliche IntelligenzUNIXUbuntuCentOSKryptographieDatensicherheitLinuxDevOpsKryptographische ProtokolleLinux ServersNagiosOpenShiftOpenStackPublic-Key-InfrastrukturRed Hat Enterprise LinuxAnsibleGoogle CloudCloud PlatformGitLabKubernetesDeployment AutomationMachine Learning OperationsPuppetTerraformDockerJenkins
Infrastructure and automation work on Red Hat, Centos, Ubuntu and Debian Linux
Cloud: Azure DevOps, GCP - Google Cloud Platform, AWS, Cloudstack, Iaas Cloud Solution
Automation: Puppet Enterprise Administration and programming and Ansible playbook programming
Provisioning: Terraform and Ansible/Puppet. RH Satellite, Spacewalk, Cobbler
Orchestration & Containers: Kubernetes, OpenShift, Docker
CI/CD: Jenkins, GitLab, Azure DevOps
Shell scripting: Python, Bash
Monitoring: Nagios, Zenoss, Zabbix, CheckMK, DataDog
Unix/Linux Performance Tuning & OS hardening

Erfahrung

Berufserfahrungmehr als 10 Jahre
Freelancer seit2010

Sprachen

DänischverhandlungssicherDeutschGrundkenntnisseEnglischverhandlungssicher

Projekthistorie

Automation Engineer

Europol

Öffentlicher Dienst

250-500 Mitarbeiter

Puppet Programming and Administration. Ansible playbook programming. git code version control. Linux Systems Administration, Analysis and performance tuning. Linux-, and Windows server configuration.

Linux System Engineer

Swisscom

Internet und Informationstechnologie

>10.000 Mitarbeiter

DevOps Operations using Ansible playbook programming and Administration for automation on Linux and Windows servers, Bash scripting. Linux Systems administration.

Linux / AIX Administrator

METRO.digital

Internet und Informationstechnologie

500-1000 Mitarbeiter

DevOps operations using Puppet programming and Administration for automation of Linux servers, Bash and Python scripting. Linux Systems administration. Automating server build and configuration.

Linux Developer

Arm

Architektur und Bauwesen

1000-5000 Mitarbeiter

Puppet programming and Administration for automation of Linux machines, Bash and Python scripting.  Linux Systems administration

DevOps Operations using Puppet Module programming, git code version control, Linux Systems Administration, Analysis and performance tuning.  Linux server build and configuration.

Puppet Programming

Institute of Physics Publishing – UK

Medien und Verlage

50-250 Mitarbeiter

Upgrade of Puppet Enterprise environment.  Module changes for compatibility.  Module programming. Connection to git repository using r10k. Linux Systems Administration.  Linux server build and configuration.

Linux System Administration and Puppet programming

Arqiva – UK

Telekommunikation

500-1000 Mitarbeiter

Overall system design and implementation of the Puppet environment for Arqiva’s Smart Metering project.  Programming of Puppet modules and configuration setup using Hiera.  Server build and configuration using RH Satellite and Puppet Enterprise in combination.  All server build, application installation and configuration was fully automated.

Senior Unix system administrator

Roche Nimblegen
Job Type: Contract
Project: Senior Unix system administrator
Unix system administration and programming for Sun Solaris,Red Hat and Suse.
Technologies used: Sun Solaris 8/9, Red Hat Linux 4 & 5, Suse Linux, Bash, php, mysql, Oracle DB, SAN storage, Fiber
connections, Nagios, Cacti, Zenoss
My Role: Daily Unix and Linux System Administration and 24/7 overall support. Programming using bash, php,
MySQL and Oracle

Head of IT

Icelandic Medicines Control Agency
Job Type: Permanent
Project: Management position as Head of IT
Technologies used: Project management methods
My Role:
As Head of IT my responsibility was the management of the entire organizations IT infrastructure,
strategy and planning. That involved Project management, material management, IT development and
cooperation with other European agencies.

Senior Unix Systems administrator and team lead

Skyrr Inc.
Job Type: Permanent
Project: Senior Unix Systems administrator and team lead
Systems Administration for Unix operating systems and related hardware, HP-UX, Sun Solaris and
Linux.
Technologies used: HP-UX, Sun Solaris, Red Hat, Centos, Fedora, bash, php, mysql, Apache, C/C++, SAN, LDAP, Oracle,
Oracle Application Server, Tomcat among many others.
My Role:
Senior Unix Systems administrator and team lead. Systems Administration for Unix operating systems
and related hardware, HP-UX, Sun Solaris and Linux. LDAP, server maintenance and administration.
OpenView, administration and maintenance. Oracle database and Application Server, administration and
maintenance. Leader of the Unix team. Project management for the operational tasks of the Unix team.

Zertifikate

Managing Cloud-native Applications with Kubernetes

Red Hat

2026

Advanced App Management with Red Hat OpenShift

Red Hat

2026

Cloud-Native Dev with OpenShift and Kubernetes

Red Hat

2026

Encryption and Cryptography Essentials

IBM

2026

Cybersecurity Fundamentals

IBM

2026

Production Machine Learning Systems

Coursera

2026

Machine Learning Operations: Getting Started

Coursera

2026

Google AI Professional

Coursera

2026

Puppet Certified Professional

Pearson VUE

2017

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