Senior Kubernetes Platform Engineer (m/f/d)

Improveit Solutions; Polska; Hybrid; PLN 240,000 - 360,000; Full time

Benefits offered by this job

Remote work

International team

Job summary

ImproveIT Solutions is seeking a Senior Kubernetes Platform Engineer to scale a large Kubernetes platform using Go operators, FluxCD and Crossplane. The role is remote and full-time, with an English-speaking international team.

You will design, build, and operate enterprise-grade clusters, develop Kubernetes Operators with Kubebuilder, and drive platform automation and GitOps practices across cloud environments.

Qualifications

• Hands-on experience with Kubernetes in enterprise-scale environments.
• Proficient in Go (Golang) for building Kubernetes Operators and Custom Controllers.
• Strong understanding of GitOps methodologies and related tooling like FluxCD and Crossplane.
• Experience developing and maintaining Kubernetes Operators using Kubebuilder.
• Experience operating scalable Kubernetes landscapes and automating platform workflows.

Responsibilities

• Scale, enhance, and optimize large Kubernetes cluster environments.
• Design, build, and configure new Kubernetes clusters.
• Develop and maintain Kubernetes Operators and Custom Controllers using Go and Kubebuilder.
• Implement and improve platform automation and lifecycle processes.
• Apply GitOps workflows for deployment, configuration management, and reliability.

Skills

Kubernetes

Go (Golang)

Kubebuilder

Operators

GitOps

FluxCD

Crossplane

Cloud platforms

Tools

Gardener

Kubectl

Go tooling

Job description

# Senior Kubernetes Platform Engineer (m/f/d)Join ImproveIT Solutions as a Senior Kubernetes Platform Engineer, scaling a large Kubernetes platform with Go operators, FluxCD and Crossplane. Remote.Location: RemoteEmployment: Full timeSeniority: SeniorApply for this roleWrite to us directly. We read every application ourselves and reply within a week.ImproveIT Solutions is looking for Senior Kubernetes Platform Engineers (m/f/d) to support the evolution and scaling of a large-scale Kubernetes platform environment.The project focuses on scaling Kubernetes clusters, building and configuring new cluster environments, developing Kubernetes Operators, and driving platform automation using modern cloud-native technologies.The current platform is based on Gardener, although prior Gardener experience is not mandatory.## Responsibilities* Scale, enhance, and optimize existing Kubernetes cluster environments* Design, build, and configure new Kubernetes clusters* Develop and maintain Kubernetes Operators and Custom Controllers using Go and Kubebuilder* Implement and improve platform automation capabilities* Automate infrastructure and platform lifecycle processes* Apply GitOps principles for deployment, configuration management, and operational consistency* Design and implement GitOps workflows using FluxCD* Work with Crossplane for infrastructure and platform automation* Perform testing, validation, and reliability improvements across the Kubernetes platform* Contribute to the continuous evolution of cloud-native platform engineering practices* Collaborate with an international, English-speaking engineering team## Nice to have* Experience with Gardener* Experience with SAP Business Technology Platform (SAP BTP)* Public cloud experience with AWS, Azure, or GCP* Experience working with large-scale cloud-native platforms* Background in international Platform Engineering or SRE environments## What we are looking for* Strong hands-on experience with Kubernetes in enterprise-scale environments* Experience operating and scaling large Kubernetes cluster landscapes* Strong proficiency in Go (Golang)* Hands-on experience with Kubebuilder* Proven experience developing Kubernetes Operators and Custom Controllers* Strong understanding of GitOps methodologies* Hands-on experience with FluxCD* Experience with Crossplane* Strong background in Platform Engineering and Platform Automation* Fluent English communication skills## Think this is you?Send whatever shows your work best — a CV, a repository, or a paragraph about something you built. The first call is with the engineer you would work with, not a recruiter.Apply for this role