System Engineer III

GCS Recruitment Specialists; Ireland; On-site; EUR 90,000 - 120,000; Full time

Job summary

GCS Recruitment is seeking a Systems Engineer to join a high-performance Platform Engineering team responsible for a global Kubernetes platform. You will design, operate, and evolve 60-70 production clusters across AWS, Azure, and GCP, delivering scalable and secure infrastructure at cloud scale.

The role emphasizes automation, reliability, and governance, with emphasis on Kubernetes production experience, Terraform, Helm/ArgoFlux, and GitOps practices across a fast-growing cloud estate.

Qualifications

• Production Kubernetes experience across large-scale clusters.
• Strong Linux systems engineering background.
• Experience with Terraform and IaC.
• Familiarity with Helm, FluxCD, ArgoCD and GitOps.
• Knowledge of containers, virtualization, networking.
• Proficiency in Python, Go, or Bash scripting.
• Experience with CI/CD, automation, and observability (Prometheus, Grafana).
• Experience with AWS, Azure, or GCP.

Responsibilities

• Manage Kubernetes clusters at scale including upgrades and lifecycle management.
• Build and maintain Infrastructure-as-Code solutions using Terraform.
• Support cloud-native workloads across AWS, Azure, and GCP.
• Develop and enhance CI/CD and GitOps pipelines.
• Drive platform reliability, observability, monitoring, and performance improvements.
• Contribute to vulnerability management, automation, and best practices.
• Collaborate with engineering teams to deliver scalable, secure infrastructure.

Skills

Kubernetes production

Linux systems

CI/CD pipelines

GitOps

Terraform

Containers & virtualization

Networking

Scripting (Python/Go/Bash)

Observability (Prometheus/Grafana)

Cloud platforms (AWS/Azure/GCP)

Tools

Terraform

Helm

FluxCD

ArgoCD

Prometheus

Grafana

Job description

Systems Engineer - Kubernetes Platform Engineering

Build and Scale the Infrastructure Behind One of the World's Leading Cloud Platforms

Are you passionate about Kubernetes, cloud infrastructure, automation, and large-scale platform engineering? Do you enjoy solving complex infrastructure challenges while working with cutting-edge cloud-native technologies?

We are looking for multiple Systems Engineers to join a high-performing Platform Engineering team responsible for designing, operating, and evolving a global Kubernetes platform that supports critical enterprise workloads.

This is an exciting opportunity to work on a rapidly growing Kubernetes estate spanning 60-70 production clusters and a similar number of development clusters across AWS, Azure, and GCP, helping to shape the future of cloud infrastructure at scale.

What You'll Be Doing

You'll be responsible for building, operating, and improving large-scale Kubernetes platforms while driving automation, reliability, and operational excellence across cloud environments.

Key responsibilities include:

• Managing Kubernetes clusters at scale, including upgrades, patching, and platform lifecycle management
• Building and maintaining Infrastructure-as-Code solutions using Terraform and automation tooling
• Supporting cloud-native workloads across AWS, Azure, and GCP
• Developing and enhancing CI/CD and GitOps pipelines
• Driving platform reliability, observability, monitoring, and performance improvements
• Contributing to vulnerability management, automation, and operational best practices
• Collaborating with engineering teams to deliver scalable, secure, and resilient infrastructure solutions

What We're Looking For

We're interested in engineers who combine strong infrastructure expertise with automation and cloud-native experience.

Key skills include:

• Kubernetes production experience
• Strong Linux systems engineering background
• Terraform and Infrastructure-as-Code
• Helm, FluxCD, ArgoCD, and GitOps practices
• Containers, virtualization, and networking
• Cloud-native infrastructure and load balancing
• Python, Go (preferred), or Bash scripting
• CI/CD pipelines and automation
• Observability tools such as Prometheus and Grafana
• Experience working with AWS, Azure, and/or GCP

What's on Offer?

• Opportunity to join a highly skilled global platform engineering team
• Exposure to modern cloud-native technologies and large-scale Kubernetes environments
• Work on business-critical infrastructure supporting enterprise workloads
• Strong culture of innovation, automation, and continuous improvement
• Excellent long-term career prospects
• Initial 11-month engagement with strong potential for extension and future permanent opportunities for high-performing individuals

Who Should Apply?

This opportunity is ideal for:

• Platform Engineers
• Kubernetes Engineers
• DevOps Engineers
• Site Reliability Engineers (SREs)
• Cloud Infrastructure Engineers
• Production Engineers
• Linux Systems Engineers

If you're looking for an opportunity to work on large-scale Kubernetes platforms, cutting-edge cloud technologies, and infrastructure that operates at global scale, we'd love to hear from you.