System engineer

Note: We are currently not recruiting for this vacancy. If you think you are a good match for this position, you can always consider an open application.

System and Network Engineer

Your UNIX / Linux systems and router / firewalls are lucky to have you as their admin. You have a passion for designing and building systems that work and keep working, rain or shine.

As an engineer you have a critical and hands-on approach to software and technologies. You like finding ways to make your deployment and maintenance jobs easier, so you can spend more time fixing, improving, innovating and learning new things. As a hacker you know that learning hands-on often works just as good or better than reading a manual. You prefer open source code over 'enterprise' software and you feel the journey is half the fun. As a colleague, you can work independently, but also like working closely together and sharing responsibilities for the work at hand. You appreciate the human factor in technology.

Context of position:

Greenhost offers green and sustainable web hosting and Virtual Private Servers and works on several projects to facilitate safe means of communication for journalists and activists all over the world. We stand for a green and sustainable approach towards technology and work environment, we advocate an open Internet and digital freedom and we share an innovative approach to technology. You will be part of an interdisciplinary team with a focus on our web hosting environment, working together with like-minded people in an informal setting with a flat management structure.

Activities and tasks:

  • Troubleshooting, debugging, monitoring and documenting current infrastructure,
  • Automating systems deployments and further developing existing processes,
  • Migrating existing platforms and networks or setting up new platforms,
  • Selecting, evaluating, developing and integrating new technologies,
  • Monthly on-call duties.

Soft-hardware skills:

  • Fluency with UNIX/Linux user land environments (Debian preferred),
  • Good understanding of the Linux kernel and KVM and/or Xen hypervisors,
  • Experience with or solid knowledge of the following systems:
    • Network- and cluster file systems like NFS and Ceph,
    • TCP/IP, routers, firewalls, VPNs, Ethernet, VLANs, Wireshark/tcpdump,
    • Containers and Cluster (LXC, chroots, docker and/or Kubernetes),
    • Webserver and proxies like Apache, Nginx and HAProxy,
    • Mysql and/or MariaDB,
    • Configuration automation (Ansible, Chef, CFEngine or similar),
  • Programming skills in at least 1 of { Python, Perl, C, bash, Go }.


  • Analytical thinking,
  • Troubleshooting,
  • Testing,
  • Support and maintenance for customer services,
  • Infrastructure and platform engineering,
  • Share your work with others by documenting it,
  • Comfortable working in self-steering teams, mixing independence and shared responsibilities.

We offer:

  • The opportunity to work on an original and innovative webhosting and cloud platform,
  • A small, friendly company with a flat management structure,
  • Connections to pioneers and influencers in free software and the digital liberties community,
  • A sunny, modern, spacious and carbon neutral office in the North of Amsterdam,
  • Strong, long standing customer relationships, with over 15 years of providing Internet services,
  • The opportunity to (further) develop your pingpong-skills,
  • A mix of cutting edge technology and social relevance,
  • Research opportunities,
  • A place where you can feel free to talk about topics relevant to you, such as online privacy, net neutrality or human rights,
  • A high level of freedom in your work as you and your team will make your own planning,
  • An opportunity to use your technological skills for socially relevant projects,
  • Locally sourced and/or organically grown vegetarian lunches,
  • Good coffee, tea and mate, or whatever is your poison.


You can direct your letter of interest and resume to Pepijn Schipper, head of HR, through Please make sure to include why you want to work for Greenhost, and why you would be a good match to our organisation.

We accept applications on a rolling basis, you will receive a reaction within a week. PGP Finger print:

57A0 7F09 90E5 95F9 4E5C 300D A642 0965 4BB9 5417

Acquisition regarding this vacancy is NOT appreciated!