Икономически университет - Варна
UEBN – Мрежа за сътрудничество с бизнеса

Име на компанията: Сиксес ООД / 4infinity

Fulltime Job Network Administrator


6ESS ODD /4Infinity is an international company that provides digital life style solutions to retailers across the world. A total solution including centralized service dispatch, SLA contract management, and project management. 

Our Headquarter is located in Geel, Belgium with resources located throughout Europe, Middle East, North America and Asia. 6ESS ODD /4Infinity offers consistent, predictable, and comprehensive installations for retailers, technical partners and global Fortune 500 companies. 

We are continuously looking for motivated employees who want to grow and develop together with the company. To reinforce our team in Varna, we are looking for a fulltime Job Developer.


As a Job Network Administration, you are in charge for:

  • Managing multiple high availability/performance environments
  • Managing multiple external cloud environments and servers
  • Managing switches and firewalls


Required Profile:

  • You are a Linux System Administrator with experience in virtualization, clustering and security
  • You have experience working in a regulated environment with security requirements
  • You are someone who does not want to leave anything to chance, would rather not do the same thing twice
  • You have a security first setting
  • You are analytical and you dare to make mistakes to learn from it.
  • You use your critical eye to continuously improve yourself and your team
  • You enjoy working in a team and you have an affinity with development
  • Your English is excellent, spoken and in writing


Experience in the following is a big plus:

  • Linux (management, installation, hardening)
  • Network management (firewalls, switches, routers)
  • Amazon Web Services
  • Azure (SMB storage)
  • Openstack / XenServer / Proxmox VE
  • Docker
  • Kubernetes / Docker swarm
  • PostgreSQL / MySQL (also clustered)
  • TLS, OpenSSL
  • Let's Encrypt / SSL certificates
  • Haproxy / Traefik


Your advantages:

  • A challenging function with a lot of variety and responsibility
  • The ability to develop your personal and professional skills
  • An attractive remuneration based on your skills and achievements in an international environment
  • You end up in a strongly growing international company with growth potential
  • We offer you a part-time contract and an attractive wage
  • Wonderful office in a new modern business building in a close to center (parking free) area


If you see yourself in this position, working in our team and growing with our company, please send your CV and motivation letter in English.