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Linux, Computer Networks, and Support Guru

We are seeking a talented, driven, and dedicated Linux, networking, and support specialist to be part of our growing AI Cyber security company.

Are you collaborative and like the idea of working at a growth company where you get the opportunity to shape the company’s future and products and work on a variety of new technologies?

Do you have knowledge of the inner workings of Linux?

Then join us in taking our AI-based cyber security systems at to the next level.

Your focus will be on provisioning hardware, optimizing our network-based autonomous response, and supporting related functionality, which requires a good know-how of computer networks and Linux. Other key tasks involve second level support towards customers and partners.

At Cyber Security Systems you will be a part of a dynamic and energetic, agile team with smart colleagues in the fast-growing cyber security industry. We’re offering a casual and dynamic working environment with little bureaucracy, a competitive salary, modern offices with a nice terrace, good coffee and more.

Place of work: Gentofte (Copenhagen)

Must-have skills and competencies:

  • Linux OS (at sysadmin level)
  • Expert level understanding of computer networks such as enterprise level switches and firewalls

Additional skills that we appreciate:

  • Deep knowledge of Linux such as compiling kernel modules and installing “Linux From Scratch” 
  • IP based protocols
  • Python 3.5+ and C++
  • Cloud computing, including Amazon web services, Azure
  • Docker and virtualization, including VMWare and Hyper-V
  • Packaging of software for Debian systems using dpkg

Nice to have skills and knowledge:

  • Cyber security domain knowledge and computer network analysis

Essential education / experience

  • Master’s or Bachelor’s degree in Engineering or similar courses and training
  • 2+ years of professional experience with Linux-based systems


  • English (required)
  • Danish (preferred)

This role may require on-call, out of hours working.

You must be either 1) a Danish citizen or 2) have a valid Danish residence and work permit (if you are a citizen of a country outside the Nordic countries or the EU/EEA) in order to apply for this job.

The job start is as soon as possible and full time. Please send your CV, including university grades, a motivating cover letter in Danish or English, as soon as possible to . We evaluate applications continuously. For any questions write to us at or call us on +45 21 24 24 87 and mention the “Network and support job ad”.

About specializes in developing innovative network threat detection and response systems. With the latest advancements in artificial intelligence and machine learning our systems can detect cyber threats in near real time by looking for suspicious anomalies in computer networks.

Based on strong experience in developing durable and high performing enterprise IT and cyber security solutions coupled with cutting edge AI, brings a new breed of efficient network sensors with real time data analysis at a low cost to the market. ApS is a privately owned company based in Copenhagen, Denmark. (v1.5)