System Administrator
About this role
🚀 Join the Future of Cloud Technology at CloudSigma!
CloudSigma is a fast-growing provider of cutting-edge cloud solutions (IaaS, CaaS, and PaaS) serving businesses worldwide. As an industry leader, we’re expanding our talented team and looking for a System Administrator to support and further develop our global infrastructure.
If you’re experienced in Linux system administration, cloud technologies, networking, and incident management—and looking to take the next step in your career in a dynamic, international environment—we’d love to hear from you!
Your Role & Responsibilities:
✔️ Maintain, administer, and improve Linux and Unix-based physical and virtual infrastructure across 20+ global locations.
✔️ Monitor systems proactively, analyze logs, and manage incidents, ensuring optimal uptime, security, and performance.
✔️ Deploy, troubleshoot, and maintain critical cloud and on-prem environments.
✔️ Participate in infrastructure improvement projects and automation initiatives.
✔️ Perform root cause analysis and post-incident reviews to prevent future issues.
✔️ Assist the support team in resolving complex customer cases and provide clear escalation guidelines.
✔️ Document operational procedures and contribute to knowledge-sharing within the team.
What You Bring:
🔹 2+ years of experience in Linux/Unix system administration in production environments.
🔹 Solid understanding of virtualization technologies (KVM preferred, VMware or similar is a plus).
🔹 Hands-on experience with containerization platforms (Docker, Kubernetes, or similar).
🔹 Good understanding of networking fundamentals (TCP/IP, VPN, firewalls, routing).
🔹 Experience with monitoring tools and log management solutions (Zabbix, Grafana, ELK, etc.).
🔹 Familiarity with incident and change management processes (ITIL-based).
🔹 Experience with database systems (PostgreSQL, MongoDB, MySQL) in a production environment.
🔹 Scripting skills (Bash, Python, or similar) to automate routine tasks.
🔹 Fluent in English (both written and verbal).
💡 Bonus Skills (a strong advantage):
✔ Experience with Infrastructure-as-Code (Ansible, Terraform, etc.).
✔ Experience with JIRA Service Management, Confluence.
✔ Version control systems knowledge (GIT, Mercurial).
✔ Exposure to hybrid cloud environments.
✔ Knowledge of Agile/Scrum methodology.
Who You Are:
✅ Highly responsible and detail-oriented.
✅ Analytical thinker with a problem-solving mindset.
✅ A team player who thrives in a multilingual, collaborative environment.
✅ Able to work in a 24/7 shift environment, with occasional on-call duties.
✅ Proactive and eager to grow technically and professionally.
What We Offer:
💰 Competitive salary & attractive benefits package.
🌍 Dynamic international working environment with real growth opportunities.
📍 Modern office in a prime location in the heart of the city.
🏥 Additional health insurance.
💪 MultiSport card.
📱💻 Business mobile and laptop to support your work.
🏡 Hybrid work model – ability to work from home part of the time.
🍎 Snacks, food vouchers, and in-office massages.
🎉 Friendly, informal, and knowledge-sharing work atmosphere.
🚀 A chance to build your career in one of the fastest-growing tech companies in the industry.
Ready to level up your career and help shape the future of cloud computing? Apply now and grow with CloudSigma! 🚀
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