DevOps Engineer - Linux/Kubernetes

Schubergphilis; Deutschland; On-site; EUR 90,000 - 130,000; Full time

Job summary

Schuberg Philis is seeking a senior engineer to combine Linux and Kubernetes expertise in a mission‑critical environment. You will operate and improve complex systems, automate with Terraform and GitLab CI, and harden cluster security across on-prem and cloud installations.

You will join cross‑functional teams, own reliability, and mentor peers while focusing on monitoring with Cilium/Hubble and Datadog to keep services secure and up to date.

Qualifications

• Strong experience with Linux environments, Debian/Red Hat administration, scripting and security.
• Hands-on experience with cloud-native infrastructure, Terraform, GitLab CI and certificate management.
• Experience with automation tools such as Ansible or Chef.
• Scripting and API interaction with Bash or Python.
• Experience managing Python-based apps, including APIs and automation.
• Building and maintaining on‑premises and cloud Kubernetes environments with multi-tenant clusters, containers and Helm charts.
• Database performance tuning for MySQL and MongoDB.
• Expertise in monitoring/observability tools like Cilium, Hubble and Datadog.

Responsibilities

• Develop and operate mission-critical Linux-based environments with robust security.
• Design and maintain cloud-native infra using Terraform and GitLab CI.
• Hardening Kubernetes clusters and securing containerized workloads.
• Ensure monitoring and observability with Cilium, Hubble and Datadog.
• Collaborate across teams to optimize performance and reliability.

Skills

Linux environments

Debian

Red Hat

Terraform

GitLab CI

Ansible

Chef

Bash

Python

Kubernetes

MySQL

MongoDB

Cilium

Hubble

Datadog

NGINX Ingress

Portworx

Job description

Combine your Linux and Kubernetes skills in a mission-critical environment

Please note: We are only considering candidates who are currently living and working in the Netherlands. We do not provide relocation sponsorship.

About Schuberg Philis

At Schuberg Philis, we specialize in mission-critical IT. We partner closely with our customers to ensure their most vital systems run smoothly, securely, and reliably.

Our engineers are T-shaped professionals: they combine deep technical expertise with a broad, collaborative mindset and a strong focus on customer satisfaction. Working in dedicated, cross-functional, self-steering Customer Teams, we take ownership of complex challenges and co-create solutions that align with our customers’ goals.

Our work ranges from designing and building robust systems to managing secure, business-critical platforms. We automate wherever possible, support customer teams and developers with their applications, and ensure platforms remain secure, up to date, and available.

Our ideal candidate

We are looking for a T-shaped engineer with a proven track record in operating and improving complex, mission-critical environments.

Core technical skills

• Strong experience with Linux environments, including Debian and Red Hat administration, scripting, and security.


• Hands-on experience with cloud-native infrastructure, Infrastructure as Code (Terraform), CI/CD (GitLab CI), and certificate management.


• Experience with automation products like Ansible or Chef


• Experience scripting and interacting with APIs using Bash or Python.


• Experience with technical application management and troubleshooting of Python-based applications, including APIs and automation


• Experience building and maintaining on-premises and cloud-based Kubernetes environments, including multi-tenant clusters, containers and helm charts.


• Experience with database performance tuning and troubleshooting, for example MySQL and MongoDB.


• Expertise in monitoring and observability tooling, such as Cilium, Hubble, and Datadog.

Kubernetes and security

• Strong experience with Linux environments, including Debian and Red Hat administration, scripting, and security.


• Strong knowledge of Kubernetes networking and security.
  
  
  
  • Cluster and workload hardening.
  
  
  • Experience with Cilium, or another CNI.
  
  
  • Experience with NGINX Ingress Controller.
  
  
  • Familiarity with storage solutions such as Portworx.
  
  
  
  


• Experience securing containerized environments and Kubernetes clusters.


• Strong troubleshooting skills, with the ability to diagnose and resolve performance bottlenecks and security issues across a complex landscape.

Networking

• Solid L2/L3 networking fundamentals outside of Kubernetes: switching, routing, BGP, BFD, and SNMP, distributed and edge firewalling (for example Palo Alto), and connectivity such as leased lines.

Architecture, leadership, and collaboration

• Ability to create high- and low-level designs, both pre- and post-sales.


• Experience facilitating technical workshops and writing clear technical documentation.


• Strong presentation and collaboration skills across teams.


• A proactive attitude towards team building and knowledge sharing.

If you are passionate about working in a mission-critical environment where automation, security, and reliability are top priorities, we would love to hear from you.

Equal opportunity and inclusion

Everyone we work with — and consider working with — has a right to equal treatment. The hiring and appraisal process at Schuberg Philis is designed to be thorough and equitable, with fair pay, benefits, and opportunities across all demographics. We strive to bring together different nationalities, cultures, religions, genders, abilities, and talents within and across our teams. We welcome colleagues from diverse backgrounds and actively support diversity and inclusion in the tech industry.

Everyone we work with and consider working with has a right to equal treatment. The hiring and appraisal process at Schuberg Philis is designed to be thorough and equitable, implementing fair payment, benefits, and opportunities across all demographics.

It is our desire to be a company that brings together multiple nationalities, cultures, religions, genders, abilities, and talents within and across our teams. We welcome colleagues from diverse backgrounds to join Schuberg Philis and actively support diversity and inclusion in the tech industry.