Contact

  • SIEL, d.o.o.
    Mariborska cesta 76
    3000 Celje
    Slovenija
  • +386 3 777 30 30

System administration

SIEL is a young IT company full of ideas and business challenges

We provide professional system administration for FreeBSD, Linux and Windows server environments. Our skilled team of certified IT professionals, all of whom are involved in an ongoing training process and are passionate when it comes to following new technologies and security standards, are our guarantee for advanced and professional services.

System administration that suits your needs

Our broad range of services will satisfy even the most demanding customers, seeking highly advanced, yet effective, solutions. Our services include:

  • server operating system setup
  • server clusters setup (clusters)
  • server services setup (web, e-mail, database, etc.)
  • security systems setup (firewalls, VPN servers)
  • programming of server add-ons (scripts, tools)
  • system for remote backup
  • application development environment

In-depth knowledge and expertise

Our company has always believed that in-depth knowledge of technologies and tools is crucial for providing quality-oriented services. Here are a few of the technologies we deal with:

  • Apache, lighttpd, nginx, IIS ...
  • PHP, ruby, python, perl, ASP, .NET ...
  • Cyrus, Postfix, amavisd-new, ClamAV, Courier ...
  • BIND, PowerDNS ...
  • MySQL, MySQL cluster, PostgreSQL, MSSQL ...
  • Sympa, Mailman, Exchange...
  • Adobe flash media streaming server, ...
  • Cisco IOS, ASA ...


We offer our customers consultancy services, review and control over their systems, and system maintenance carried out by a third-party company.