Security Analyst Trainee in cutting edge Managed Detection and Response (MDR) Team

Do you want to examine devices that have been compromised by malware or malicious hackers for our customers – including some of the world’s largest enterprise organisations.

Our MDR specialists run a 24/7/365 operation securing our clients by monitoring, responding and classifying alerts raised from our IT systems.

As a Security Analysts Trainee you will work primarily evenings, weekends and holidays. Shift can vary in length, from 5 to 12 hours. Trainees book their own shifts on an ongoing basis but you should be available to work an average of 15-20 hours per week.

You will gain in-depth working knowledge of:

  • IT Security monitoring
  • SIEM
  • IDS/IPS systems
  • Windows Forensics
  • Incident handling
  • IT security in general

Your primary responsibility will be:

  • Alert triaging
  • Monitor security events from multiple data sources, provides analysis and recommendations to our customers
  • Perform forensic investigations of customer systems, that are potentially affected by malware
  • Act as first line support with incident response assignments (24/7 assistance on phone and mail)
  • Fine tuning of detection rules in order to increase the true positive alert ratio

We expect that you:

  • Are proficient in Windows and Linux
  • Have basic knowledge of networking devices (routers, switches, firewall/IDS/IPS)
  • Have basic knowledge of the TCP/IP stack
  • Have basic programming skills
  • Have basic knowledge of SIEM or EDR tools
  • Possess a high degree of self-motivation
  • Have a good analytic mindset
  • Ideally have 1-2 years of left of your study
  • Have an eye for detail and ensure consistent high quality in your work
  • Have good verbal and written English communication skills

Working for us you will have:

  • Interesting and challenging work in a financially independent company
  • A strong team of IT security focused specialists around you
  • A competitive salary and personal benefits package


Student, position available immediately


This position is currently open in our MDR team, located in Copenhagen, Denmark.

It is a requirement that you can show and uphold a clean criminal record.


To apply for this position, please send your CV and a motivated application to

Additional information about this position:

Please call Amalie Winterberg (HR Manager) +45 60 11 55 10

About CSIS:

Founded in 2003, CSIS Security Group A/S (CSIS) is a leading provider of advanced cybersecurity capabilities, focused on actionable and intelligence-driven detection and response services. We are the preferred cybersecurity partner to notable organizations across various sectors, including Banking & Financial Services, Energy & Utilities, Manufacturing, Transportation & Logistics, as well as, Government & Public Sector. We are a trusted adviser to law enforcement agencies (including the FBI, NCA, Europol) and are also sought-after speakers for public and closed-community conferences around the world. Additionally, our depth of expertise and distinguished reputation ensure that we are regularly called upon as expert commentators on cyber topics for the media.