Skills
Network
Hardware
Juniper MX, Juniper SRX, Juniper QFX, Juniper EX, Cisco Catalyst, Cisco Nexus, Cisco CSR 1000v, Ericsson SE, Ericsson SSR
Protocols
IPv4, IPv6, MPLS, LDP, BGP, BFD, OSPF, VRRP
Operating Systems
Linux
Red Hat based, Debian based, Slackware
Unix
Solaris, Tru64, AIX
Other
OS/400, VMware, DOS, Microsoft Windows <= 3.11
Applications
Standard applications
Vim, Sendmail, Postfix, BIND, OpenLDAP, KVM
Monitoring
Nagios, Xymon, LibreNMS, Cacti
Support Systems
Atlassian JIRA, Atlassian Confluence
Web applications
Apache HTTPd, Apache Tomcat, Varnish, HAproxy
Databases
MySQL, PostgreSQL
Development
Languages
Shell scripting, Python, HTML, CSS
Tools
Git, Subversion
Work Experience
Jan 2019 - Jun 2023
Infrastructure Architect
Nordic Growth Market NGM AB
Design, implementation and evaluation of our IT infrastructure in regards to business requirements, TCO, SLA, standards (eg. IEEE/ISO) and applicable regulatory requirements. Development of strategies, processes and methodologies for ensuring continuity in our IT infrastructure.
Mar 2017 - Feb 2021
Systems and Network Consultant
Upbase AB
Sharing my knowledge and experience in network engineering and Linux/Unix administration with those in need.
Responsible for our Juniper partnership and sales of Juniper products.
Mar 2017 - Dec 2018
Network Specialist IoT M2M
Ericsson AB
Connecting cars, electricity meters, alarm systems and other things to Internet and enterprises over mobile and IP networks. Contributing with my knowledge in IP networks and gaining knowledge in mobile networks.
- Resposible for implementing IPv6 in the backbone networks as well as for several customer APNs.
Nov 2014 - Aug 2016
Lead Network Engineer
Ooyala AB
Maintained and developed the AdTech network; a mixed Cisco and Juniper network with PoPs in Europe and Asia. My work included network administration, architecture, vendor management and RIR administration.
- Redesigned the existing network to provide full redundancy.
- Designed and proof-of-concept tested a Juniper based modern data center network using VRF Lite and EBGP as IGP.
Aug 2014 - Oct 2014
System Manager
Qbranch Services AB
Maintained the internal support systems running on Linux based platforms. Including, but not limited to, systems- and network monitoring, CMDB, documentation system and password management system.
Mar 2014 - Jul 2014
Consultant
Fouredge AB
Worked in-house with Linux and Unix customers as well as internal systems. During my short time at Fouredge I participated in projects regarding DNS and implementing a new Service Desk tool.
Jun 2012 - Feb 2014
Senior Systems and Network Engineer
LensWay / Lenslogistics AB
I managed Linux servers and applications including web services, name servers, systems and network monitoring and internal systems to support our infrastructure. My work included designing, maintaining and troubleshooting our mainly Cisco-based network infrastructure.
- Designed and implemented a Cisco Nexus data center network with Fabric Extenders and vPC to create a loop free fault tolerant Layer 2 topology, as well as making use of their FiberChannel capabilities for storage.
- Designed and implemented a Cisco based office network for ~200 clients with data and VoIP.
- Redesigned the web platform from 40+ virtual machines to 7 physical machines to improve performance of the web application.
Sep 2011 - May 2012
Systems Management Specialist Linux
IBM Svenska AB
Worked as UNIX technician within the Swedish UNIX team serving our customers needs together with delivery centers across the globe.
- Implemented RBAC (Role Based Access Control) and audit trail with sudo for machines operated by the Swedish UNIX team.
Nov 2007 - Aug 2011
Unix and Linux Consultant
Qbranch Stockholm AB
Worked in a small team of Unix technicians with tasks, incident solving, minor and major changes according to ITIL in our customers' server environments, as well as parts of larger projects.
- Responsible for web application and databases during a physical move of one major Swedish newspaper with no downtime.
- On-call for several major Swedish newspapers websites and other customers at the same time on a regular basis.
Jul 2006 - Nov 2007
Systems Administrator
Nordnet Bank AB
I worked mostly with Unix and Linux systems together with operation and maintenance of systems and network monitoring.
- Implemented Nagios for systems and network monitoring.
- Proof-of-concept tested VMware virtualization.
- Helped manage MySQL clusters with 20+ slaves.