Junior DevOps Engineer (DevOps Team)

Sigma Software; Województwo małopolskie; On-site; PLN 63,000 - 90,000; Full time

Job summary

Sigma Software is seeking a Junior DevOps Engineer to gain hands-on experience with cloud infrastructure, CI/CD pipelines, automation, and Infrastructure as Code. You will join a growing DevOps team of 30+ specialists on international projects and benefit from mentorship.

You will set up and maintain infrastructure across dev, staging, testing, and production environments, contribute to IaC, support pipelines, and collaborate with cross-functional teams while developing technical expertise and

Qualifications

• 1+ years hands-on experience with at least one public cloud platform: AWS, Azure, or GCP.
• Solid understanding of Linux administration and networking fundamentals (TCP/IP, DNS, HTTP/HTTPS).
• Understanding of CI/CD principles and practical exposure to CI tools.
• Understanding of containerization concepts and runtime environments.
• Scripting: Shell and Python or PowerShell.
• Basics of Infrastructure as Code (Terraform, Ansible).
• Knowledge of SDLC and DevOps principles.
• Basic knowledge of databases, monitoring, logging, backup, storage and security concepts.
• Familiarity with authentication/authorization, TLS, and secrets management.
• Good communication and collaboration skills; English level at least Upper-Intermediate.

Responsibilities

• Set up, configure, test, and maintain infrastructure across development, staging, testing, and production environments
• Contribute to Infrastructure as Code implementation following established modules, conventions, and review processes
• Support CI/CD pipeline configuration, maintenance, release preparation, and deployment activities
• Investigate incidents by collecting logs and monitoring evidence, performing initial triage, and documenting resolutions
• Configure monitoring checks, alerts, and participate in backup and recovery procedures
• Follow security best practices including least-privilege access management and secure secrets handling
• Maintain infrastructure documentation, deployment instructions, architecture diagrams, and operational runbooks
• Collaborate with developers, QA engineers, security specialists, and operations teams
• Continuously improve technical skills through mentoring, certifications, and project participation

Skills

Public cloud

Linux

Networking

CI/CD concepts

Scripting

IaC basics

DevOps principles

Security basics

English (Upper-Intermediate)

Tools

Terraform

Ansible

GitHub Actions

GitLab CI

Azure DevOps

Jenkins

Job description

Join a growing DevOps community at Sigma Software and build hands-on experience with modern cloud infrastructure, CI/CD pipelines, automation, and Infrastructure as Code. We are looking for a Junior DevOps Engineer eager to develop technical expertise while working alongside experienced professionals on international projects.

You will become part of a top-notch DevOps team of more than 30 specialists collaborating across cloud-native platforms, enterprise systems, and scalable digital products. We as a company support continuous learning, mentoring, certification growth, and transparent career development.

This role is a great opportunity for engineers who want to strengthen their cloud and automation skills in a collaborative environment with access to Senior and Principal-level mentorship.

• Set up, configure, test, and maintain infrastructure across development, staging, testing, and production environments
• Contribute to Infrastructure as Code implementation following established modules, conventions, and review processes
• Support CI/CD pipeline configuration, maintenance, release preparation, and deployment activities
• Investigate incidents by collecting logs and monitoring evidence, performing initial triage, and documenting resolutions
• Configure monitoring checks, alerts, and participate in backup and recovery procedures
• Follow security best practices including least-privilege access management and secure secrets handling
• Maintain infrastructure documentation, deployment instructions, architecture diagrams, and operational runbooks
• Collaborate with developers, QA engineers, security specialists, and operations teams
• Continuously improve technical skills through mentoring, certifications, and project participation

• 1+ years of hands-on experience with at least one public cloud platform: AWS, Azure, or GCP
• Solid understanding of Linux administration and networking fundamentals including TCP/IP, DNS, HTTP/HTTPS, services, packages, and system metrics
• Understanding of CI/CD principles and practical exposure to GitHub Actions, GitLab CI, Azure DevOps, Jenkins, or TeamCity
• Understanding of containerization concepts and practical experience with container images and runtime environments
• Scripting experience using Shell and either Python or PowerShell
• General understanding of Infrastructure as Code and configuration management tools such as Terraform and Ansible
• Understanding of SDLC processes and DevOps principles
• Basic knowledge of databases, monitoring, logging, backup, storage, and security conceptsUnderstanding of authentication and authorization concepts, TLS, and secure secrets management
• Experience using AI assistants responsibly while validating outputs and maintaining data security standards
• Good communication and collaboration skills
• At least an Upper-Intermediate level of English

WILL BE A PLUS

• Experience with Kubernetes or other orchestration platforms
• Hands-on experience with Terraform or Ansible in production environments
• Experience with centralized logging and monitoring tools such as Prometheus, Grafana, ELK Stack, CloudWatch, or Datadog
• Exposure to GitOps practices
• Familiarity with AI/LLM services or vector databases in infrastructure-related scenarios
• Cloud or Linux-related certifications

PERSONAL PROFILE

• Strong willingness to learn and grow within a professional DevOps environment
• Proactive and ownership-oriented mindset
• Ability to collaborate effectively in cross-functional teams
• Attention to detail and structured approach to operational tasks
• Good analytical and problem-solving skills