DevOps Engineer | CI/CD, Kubernetes & IaC

Billennium; Polska; On-site; PLN 200,000 - 280,000; Full time

Benefits offered by this job

Udemy for Business

Private medical care

Multisport card

Veterinary package

Language lessons

Shopping vouchers

Development initiatives with Microsoft

Job summary

Billennium is seeking an experienced DevOps Engineer to join a strategic platform and delivery enablement initiative. You will design and maintain modern CI/CD processes, automate infrastructure, and enhance security across enterprise environments.

You will work with Kubernetes, Docker, Terraform, GitHub Actions, and Vault to enable scalable, resilient solutions. Strong scripting (Bash/Python) and cloud experience are valued, along with collaboration with architects, security teams, and

Qualifications

• Proven experience as a DevOps Engineer, Platform Engineer, or similar role.
• Hands-on experience with Kubernetes and Docker.
• Strong experience designing and maintaining CI/CD pipelines.
• Advanced knowledge of GitHub Actions. Practical experience with Terraform and Infrastructure as Code.
• Experience with HashiCorp Vault or similar secrets management platforms.
• Strong understanding of monitoring, observability, and platform operations.
• Good knowledge of networking concepts and system architecture.
• Experience with Artifactory or other artifact management solutions.
• Scripting and automation skills (Bash, PowerShell, Python, or similar).
• English proficiency at B2 level or higher.

Responsibilities

• Design, develop, and maintain CI/CD pipelines and release management processes.
• Create and manage reusable GitHub Actions workflows and deployment templates.
• Implement quality, security, compliance, and governance controls within delivery pipelines.
• Manage application versioning, packaging, artifact lifecycle, and repository strategies.
• Automate infrastructure provisioning and management using Terraform (IaC).
• Deploy and support Kubernetes, Docker, and Container Apps environments.
• Integrate and administer HashiCorp Vault for secrets management and security controls.
• Establish deployment strategies, environment promotion processes, rollback mechanisms, and approval workflows.
• Develop monitoring, observability, alerting, dashboards, and telemetry solutions.
• Implement software supply chain security controls, provenance, and delivery evidence generation.
• Prepare operational documentation, runbooks, disaster recovery procedures, and release readiness checklists.
• Collaborate with architects, platform teams, developers, and security stakeholders to deliver enterprise-grade solutions.
• Support event-driven integrations, workflow automation, and operational excellence initiatives.

Skills

CI/CD pipelines design

Networking concepts

Scripting & automation

English proficiency

Tools

Kubernetes

Docker

GitHub Actions

Terraform

HashiCorp Vault

Artifactory

Bash

PowerShell

Python

Job description

Billennium is seeking an experienced DevOps Engineer to join a strategic platform and delivery enablement initiative. You will design and maintain modern CI/CD processes, automate infrastructure, and enhance security across enterprise environments.

You will work with Kubernetes, Docker, Terraform, GitHub Actions, and Vault to enable scalable, resilient solutions. Strong scripting (Bash/Python) and cloud experience are valued, along with collaboration with architects, security teams, and