Employee IT Security Professional (m/f/d)

Date: Mar 16, 2023

Location: Berlin, DE, 10117 Köln/Cologne, DE, 50968 Chemnitz, DE, 09112 Hamburg, DE, 20354 CZ Jena, DE, 07743 Sankt Ingbert, DE, 66386 Schöneck, DE, 08261 DE

Company: gksoftware

GK is a leading global software developer and provider of standard and cloud-based solutions for the retail industry, with over 500,000 retail and payment installations in more than 60 countries. At GK, more than 1.100 employees worldwide work on solutions for an all-encompassing shopping experience, improving the relationship between customers and retailers every day. GK is a hidden champion headquartered in Schöneck in the Vogtland region of Germany, but has locations in Berlin, Paris and Johannesburg while maintaining a presence in 13 further international locations. Together, GK develops groundbreaking technologies for the retail industry of today and tomorrow. 




Your responsibilities

  • Defence against cyber risks in the company incl. monitoring of network traffic.
  • Detecting, identifying and combating cyber attacks, security incidents and anomalies in the corporate environment, in internal customer networks and laboratories
  • Conducting vulnerability analyses as well as consulting and management of identified vulnerabilities
  • Independent conception and execution of attacks on defined target systems (penteration tests)
  • Carrying out forensic analyses
  • Application and improvement of the SOC tool landscape (such as SIEM, Threat Context, Darkweb, Data leakage, Hacktivism and other IT security tools)
  • Collaborate with IT teams to define security requirements, develop secure architecture models and execute security initiatives
  • Analysing, interpreting and documenting the results or vulnerabilities using a ticketing system and proposing solutions in collaboration with the client
  • Advising other organisational units on how to improve IT security using threat modelling
  • Regular analysis of current IT threat situations and optimisation of existing security solutions to identify both known and new attack patterns
  • Advising and supporting the IT compliance team in the design of technical regulations



Your profile

  • Completed studies in computer science ideally with a focus on IT security or a comparable qualification.
  • At least 3 years of experience in the SOC environment and IT forensics
  • Certification as a Certified Information Systems Security Professional (CISSP) and/or other certifications (e.g. CRISC, CISM, CISA, OSCP, OSCE or OSWE etc.) and good knowledge of ISMS (ISO/IEC 27001/2) are an advantage
  • Experience and knowledge of tools and processes in handling IT security incidents
  • Technical and methodological knowledge of IT security tools such as SIEM, vulnerability management, firewall, proxy
  • Experience with relevant regulations and standards in the field of IT security (e.g. ISO27001, BSI IT Grundschutz, OWASP, NIST, CIS Controls)
  • Analytical, conceptual and flexible way of working
  • Ability to work in a team, flexibility and a confident manner, also with regard to communication and presentation of solutions and results
  • Fluent English written and spoken, German language skills desirable



We offer

  • GK enables you to work from home at any time
  • We put emphasis on a long-term and trustful cooperation by offering permanent employment relationships with flexible working hours
  • Performance-related and individual bonus payments depending on the area of activity
  • Company car policy and free parking at our locations with good public transport connections
  • Lease a maximum of 3 bikes up to a total value of €9,000
  • An international working environment as well as a cooperative working climate with space for own ideas, creativity and concepts
  • Turn your friends into colleagues: recommend a new employee and receive a referral bonus of €3,000 net
  • Develop yourself professionally and personally through our own GK Academy and e-learning offerings
  • Leasing of the latest Hardware for the private usage as part of our employee PC program. We make sure that your job-related equipment is ready for you for a smooth start from the first day of work
  • Discounts offered through our corporate benefits program
  • Location-related preventive measures (running groups, online sports courses, massage, blood donation appointments, health day
  • Advantageous everyday life facilitations while you are in the office, such as parcel and bread roll service, pharmacy delivery service and much more
  • Internal restaurant, bouldering and climbing wall, in-house kindergarden “Pixel” on the campus site at our headquarter in Schoeneck (Saxony) as well as a wide range of culinary offerings at the other locations
  • Spend time with your colleagues outside the office at our many company events
  • Read more about our Active Balance Program