Benny Kjellgren
About Benny Kjellgren
Benny Kjellgren is a Hw and Os Specialist at Saab in Stockholm, Sweden, where he has worked since 2019. He has a diverse background in system administration and engineering, with extensive experience in managing large computer systems and a strong proficiency in various web servers and network technologies.
Work at Saab
Benny Kjellgren has been employed at Saab as a Hw and Os Specialist since 2019. His role involves managing hardware and operating systems, contributing to the company's technological advancements in Stockholm, Stockholms Lan, Sweden. With a focus on large computer systems, he plays a crucial part in ensuring efficient operations within the organization.
Previous Employment Experience
Before joining Saab, Benny Kjellgren held various positions across multiple companies. He worked as a Programmer at Sd Media from 1985 to 1987 in Corte Madera, California. He then served as a System Administrator at Web Guide Partner from 2006 to 2007 in Stockholm. His freelance consulting work at Ericsson occurred from 2007 to 2008 in Kista, Stockholm. Additionally, he was an Engineer at Scandinavia Online from 1998 to 1999 in Oslo, Norway, and a Senior Engineer at Lycos Europe from 2002 to 2005 in the Netherlands.
Technical Expertise
Benny Kjellgren specializes in managing large computer systems and possesses extensive knowledge in hardware management, particularly in servers, storage, and datacenter operations. He has expertise in a variety of web servers, including Apache, Lighttpd, nginx, and HAproxy. His skill set also includes proficiency in databases such as Informix, Sybase, MySQL, MariaDB, and PostgreSQL, as well as network technologies like Ethernet, routers, and TCP/IP.
Scripting and Operating Systems Proficiency
Kjellgren is skilled in several scripting languages, including Bash, Perl, and Python. He has extensive experience with Unix-like operating systems and has been involved in system administration since 1998. His familiarity extends to various operating systems, including Debian, Ubuntu, RedHat, Sun/Solaris, and Unix, which enhances his capability in managing diverse IT environments.
Virtualization and Monitoring Tools Experience
Benny Kjellgren has experience with virtualization technologies such as VMware, Virtualbox, Containers, KVM, and SmartOS. He is knowledgeable in installation tools like cfengine, jumpstart, kickstart, FAI, Packer, Vagrant, and Ansible. Additionally, he has worked with monitoring tools including Zabbix, Nagios, monit, and BigBrother, which are essential for maintaining system performance and reliability.