DevOps Engineer/System Administrator

Posted 20 days agoViewed

💎 Seniority level: Middle, 3+ years

📍 Location: Greece

🏢 Company: Uni Systems

🗣️ Languages: English

⏳ Experience: 3+ years

Requirements:

University degree in a relevant field.

Minimum 3 years of hands-on experience in DevOps Engineering, Cloud Administration, or Systems Administration roles.

Strong hands-on experience with Cloud platforms (particularly Azure), including cost optimization and security best practices.

Proficiency with containerization and orchestration tools (Kubernetes, Docker), including autoscaling, ingress controllers, and Argo CD or Rancher.

Expertise in Infrastructure as Code (e.g., Terraform, Ansible).

Strong scripting skills (e.g., PowerShell, Python).

Familiarity with cloud-native CI/CD tools (e.g., Azure Pipelines), version control systems (Git), and security scanning tools.

Knowledge of network essentials, software security pipelines, and system administration principles (Windows & Linux).

Understanding of GDPR and Security/Privacy by Design principles.

Experience with troubleshooting, diagnostics, and performance monitoring.

Working knowledge of server and storage hardware, virtualization (Microsoft solutions), and Microsoft ADFS.

Solid understanding of Object-Oriented Design (OOD), Programming (OOP), and Service-Oriented Architecture (SOA).

ITIL Foundation certification and strong knowledge of ITIL practices.

Excellent use of the English language (verbal & written).

Responsibilities:

Design, implement and improve CI/CD pipelines and automate infrastructure for reliable cloud operations (primarily Azure).

Apply and promote DevOps automation and configuration management best practices across development, testing, and production environments.

Define requirements, maintain documentation, and ensure compliance for automation tools.

Collaborate with Developers, QAs, and other teams to enable secure, scalable, and efficient software delivery.

Contribute to architecture, performance tuning, and middleware integration.

Deploy and manage infrastructure using Infrastructure as Code (e.g. Terraform, Ansible).

Administer Cloud environments, servers, containers (Kubernetes, Docker), and virtualization platforms.

Install, maintain, and automate application, pipeline, and database operations.

Ensure system and network security, monitor performance, and support backups and disaster recovery.

Manage identity and access systems (Active Directory, Azure AD) and collaboration platforms (e.g., SharePoint).

Maintain SAN infrastructure, web services, and system documentation.

Resolve incidents in collaboration with Development teams and provide on-call support for critical systems.

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