freiberufler Senior DevOps Engineer auf freelance.de

Senior DevOps Engineer

zuletzt online vor 9 Tagen
  • 100€/Stunde
  • 60486 Frankfurt am Main
  • National
  • en  |  de
  • 22.05.2025

Kurzvorstellung

Passionate DevOps professional with comprehensive experiences in infrastructure and service automation and optimization; Over 6 years in a high-tech company; Expertise in Rancher, Kubernetes, AWS, Linux; Dedicated to high quality and efficiency.

Qualifikationen

  • Amazon Web Services (AWS)
  • ARM-Architektur
  • Automatisierungstechnik (allg.)
  • DevOps
  • Gitlab
  • IT Ingenieur-Infrastruktur
  • Jenkins
  • Kubernetes
  • Rancher
  • Systemmigration

Projekt‐ & Berufserfahrung

Senior DevOps Engineer (Festanstellung)
Kundenname anonymisiert, Cambridge
4/2024 – 9/2024 (6 Monate)
High-Tech- und Elektroindustrie
Tätigkeitszeitraum

4/2024 – 9/2024

Tätigkeitsbeschreibung

Led and collaborated with SUSE for an enterprise full-stack Kubernetes-based Rancher (a cluster management platform) via GitOps, covering: network, DNS, TLS certificates, reverse proxy, load balancing, SSO integration, Role-Based Access Control, external secret management, logging, alert, monitoring (Prometheus), observation (Grafana), backup, disaster recovery, storage, compute, etc.

Eingesetzte Qualifikationen

DevOps-Ingenieur, IT Ingenieur-Infrastruktur, Kubernetes

Senior DevOps Engineer (Festanstellung)
Kundenname anonymisiert, Cambridge
1/2024 – 3/2024 (3 Monate)
High-Tech- und Elektroindustrie
Tätigkeitszeitraum

1/2024 – 3/2024

Tätigkeitsbeschreibung

Designed and provisioned auto-scaling arm64 Windows servers on Azure as a Gitlab runner solution using Terraform; built customised Windows OS image using Packer; supported with Gitlab pipeline migration

Eingesetzte Qualifikationen

Microsoft Windows (allg.), Microsoft Azure

Senior DevOps Engineer (Festanstellung)
Kundenname anonymisiert, Cambridge
9/2022 – 11/2022 (3 Monate)
High-Tech- und Elektroindustrie
Tätigkeitszeitraum

9/2022 – 11/2022

Tätigkeitsbeschreibung

Standardised network deployment on AWS, to enhance security and best practices, and to accommodate different network features based on use cases and costs. It covered different gateways, subnets, network Access Control List (ACL), endpoint, etc.

Contributed to Kubernetes standardisation on AWS, to accommodate different security, scaling, storage, and architecture requirements. It covered Autoscaler, Karpenter, security groups, IAM roles and policies, different storage options and integrations, external secret integration, etc.

Eingesetzte Qualifikationen

Amazon Web Services (AWS), Kubernetes, Network Architect

Ausbildung

Informatik (Dr.)
Ja
University of Manchester
2018
Manchester, Großbritannien
Informatik (M.Sc.)
Ja
University of Manchester
2012
Manchester, Großbritannien
Informatik (Diploma)
Ja
University College Cork
2011
Cork, Irland

Über mich

Expertise in designing, prototyping, deploying, and managing infrastructures and DevOps solutions with: Rancher, Kubernetes, AWS, Linux

Experience in: Microsoft Azure, Windows, Gitlab (service, runners, pipelines), Docker, Gerrit, Jenkins (service, nodes, pipelines), LAVA (service, workers, jobs), VMs, bare-metal servers, databases

Proficiency in: Vault, Artifactory, OpenStack, CloudBees

Experience in improving service performance via caches, mirrors, and geo-replications

Ability in automating infrastructures and services using Infrastructure as Code via: GitOps, Terraform, Ansible, Puppet, Fleet/Helm;
creating customised OS and docker images via: Packer, Kaniko

Experience and capability in software development with: Java, Golang, Python;
system administration and automation with: Shell/Bash, Powershell

Extensive experience in cross-functional collaboration with globally distributed software engineering teams, colleagues, and partners

Weitere Kenntnisse

Expertise in orchestrating Kubernetes components, including Karpenter, Autoscaler, multi-arch nodes, RBAC, external secret management, TLS certificates, DNS, load balancer, Nginx, storage, monitoring (Prometheus), logging, alerting, observation (Grafana), etc.

Experience in designing and creating Terraform modules for standardizing network and Kubernetes on AWS; migrating CI/CD workflows to AWS; and enabling wide-ranging AWS services.

My current German skills are B1 and I'm learning towards B2.

I enjoy challenges, fostering collaboration, and continuous learning. :)

Persönliche Daten

Sprache
  • Englisch (Muttersprache)
  • Deutsch (Gut)
Reisebereitschaft
National
Arbeitserlaubnis
  • Europäische Union
Home-Office
bevorzugt
Profilaufrufe
57
Alter
36
Berufserfahrung
6 Jahre und 10 Monate (seit 08/2018)
Projektleitung
1 Jahr

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