Jenoptik is an international photonics group with representatives in over 80 countries. Optical technologies are the foundation of our business. We employ around 4,000 people worldwide.

Join our team and help to shape our future with lasting effect.

IT Security Specialist (f/m/d)

Job ID:  1453

Jena, Thuringia, DE

Date:  Mar 10, 2023

Your Responsibilities:

  • You are responsible for the interpretation and reaction of incidents from SIEM, EDR and NDR
  • You proactively develop recommendations for appropriate countermeasures, identify optimisation potentials and are responsible for monitoring them
  • You will continuously develop attack detection along the cyber kill chain with the help of an effective tool and technology landscape
  • You keep an eye on the latest threat intelligence information, vulnerabilities and security warnings and create recommendations for action for us
  • You ensure the operation of the next-generation EDR solutions using your expertise
  • Supporting IT security operations within the framework of 2nd level support and the introduction of new policies and services is part of your area of responsibility.
  • Together with the team, you will improve the security level of applications and systems. 

Your Qualifications:

  • Successfully completed studies in the field of (business) informatics, information technology, IT security or a comparable qualification in combination with relevant professional experience
  • Sound knowledge of networks (OSI layer) and operating systems (Windows and Unix/Linux), as well as experience in analysing Windows and Unix/Linux logs
  • Passion for IT security and motivated to continuously develop yourself and Jenoptik in this area and actively pass on your knowledge
  • Experience in the area of cloud security, preferably in dealing with Microsoft 365 Defender
  • Professional handling of security-relevant situations 
  • Ideally, security certifications from CompTIA, Offensive Security, ISC², SANS are already available or willing to obtain them
  • Willingness to be the contact person for information security incidents on selected days as part of an on-call duty, even beyond working hours
  • Very good knowledge of German and English


Ihre Ansprechpartner/in:

Name: Jessica Döpel 



Das bieten wir:





About Jenoptik

At Jenoptik, people with the specific JENIUS character are changing the world with the power of light. That demands a spirit of exploration and dedication. If you’re one of us, come meet the challenges facing the world. At Jenoptik, we’re creating a better future for all of us.

As the holding company and corporate center of the group, JENOPTIK AG, based in Jena, performs top-level functions for strategic corporate management as well as the central functions IT, human resources, purchasing, legal, communications & marketing, security, work and health protection, environmental protection and real estate management.

Have we made you interested in this position?

If so, we look forward to receiving your online application.

Should you need any further information, please do not hesitate to contact us.