Systems Administrator

We are currently looking for a talented and ambitious Systems Administrator to join our

Infrastructure Team. As part of the Infrastructure Team you will get the chance to work with a

wide array of cutting-edge technologies and help maintain our customers' platforms. We work

with some of the largest publishers across Europe and operate in a high traffic environment,

handling 100's millions of page impressions each month.

Requirements

• Build, install, configure, upgrade & maintain both physical and virtual infrastructure.

• Ensuring that our systems are consistently delivered quickly and with high availability.

• Working with the development team to design fast, scalable systems.

• Scripting/automation skills: BASH/sh, PHP, Python, Perl etc.

• Removing performance bottlenecks from current systems.

• Apply and update system upgrades, firmware and infrastructure changes.

• Proactively monitor and manage the health and configuration of the system. Takes corrective

actions based upon Standard Operating Procedures.

• Must be available to work outside of normal business hours to fulfil production and project

needs, provide 24x7 on-call support on a rotating basis.

Requirements

• You must have 3+ years experience administering Linux/UNIX systems.

• Familiarity with the various cloud computing platforms, Amazon AWS, DigitalOcean and

Linode etc.

• Understanding of container technologies: containers (Docker, podman, LXC), Kubernetes

• Understanding of the PHP language, how best to set up and configure.

• DevOps experience is desirable.

• Networking tools/technologies: HAProxy, ingress (containers), routing, firewall (iptables or

nftables).

• You must understand TCP/IP, HTTP, SMTP and DNS well enough to debug common

problems.

• We work with a variety of different systems and customers, where creative problem solving is

an important skill to have.

• We use Nginx, PHP, MySQL, Redis, and Varnish extensively. If you have experience working

with any of these platforms, it's a distinct advantage.

• Ability to adapt to new technologies.

• You will be working with several groups of developers so you must have excellent

communication and time-management skills.

Benefits

• Competitive salary package, contingent on experience.