Senior Security Engineer - SD WAN (m/f/d)
Confirmed on the employer's own hiring board on Oct 18, 2026. First seen by Alion on Jun 3, 2026. Deutsche Telekom IT Solutions Slovakia scores B on the Alion truth index.
Our brand Deutsche Telekom IT Solutions Slovakia entered the life of Košice region in 2006 under the name of T-Systems Slovakia and ever since has been inextricably linked with the region when became one of the founding members of Košice IT Valley. We have managed to grow from scratch to the second largest employer in the eastern part of the country with more than 3900 employees. Our goal is to proactively find new ways to improve and continuously transform into the type of company providing innovative information and communication technology services.
Senior Security Engineer provides expertise and advice as needed on multiple areas of security technology, including network security, platform security, authentication/authorization systems, application security, physical security and security frameworks. All the above mentioned activities are performed based on the needs and requirements of customers.
WHAT WILL YOU DO:
- Development and implementation of security solutions (design, planning, and deployment)
- Requirements analysis and concept development based on customer needs
- Supporting the sales team in preparing proposals
- Customer consulting and support
- Development of solution designs as part of proposals and tenders
- Participation in product development and introduction within the group
YOU WILL SUCCEED IF YOU:
Have a knowledge in:
- Very good knowledge of IT security and network technologies (e.g., TCP/IP, routing, switching, firewalls)
- Practical experience with network technologies from established security vendors such as Check Point, Cisco, Fortinet, Palo Alto, or Zscaler
- At least one relevant certification from a security vendor
- Good knowledge in automation, CI/CD, scripting and SD WAN
- Ideally, initial hands-on experience with DevOps tools such as Docker, Kubernetes, or Ansible
- Knowledge of tools, methods, and processes for requirements analysis
- Ideally, knowledge or experience with agile working methods (e.g., Scrum)
- Strong communication skills in English (C2 level); basic knowledge of German is an advantage
Language:
- English - Advance (C1); basic knowledge of German is an advantage
Other criteria or requirements
- You are a strong team player, enjoy understanding customer requirements, and are motivated to translate them into technological solutions.
- Good communication, influencing, and interpersonal skills
- Ability to work across various cultures and across organizations and company boundaries.
- Good presentation skills
- Both a self-starter and team player, who can work without direct supervision
- Creative thinker, ability to see the bigger picture in a pragmatic, sensible way
- Good analytical skills, ability to make concise, well documented decisions, in agreement with the strategy and vision of the team.
- Ability to present solution designs to customers and colleagues
WHY SHOULD YOU CHOOSE US?
We believe in balance between work and personal life. An attractive and extensive work-life balance portfolio guarantees lasting motivation for employees and thus a better quality of life, promotes physical and mental well-being and contributes to a positive work environment. All this with the aim of providing more freedom in reconciling work, career growth, private life and individual lifestyle. Therefore we offer to our employees over 25 different benefits to improve their personal and professional life in these areas:
- Financial benefits
- Benefits with focus on learning and development
- Benefits with focus on health and sport
- Benefits with focus on family and work - life balance
- Other benefits
For more information about our benefits click to Benefits
Salary
Final salary is negotiable.
We are offering base salary depending on seniority level and previous experience of candidate. In addition to base salary we provide variable part and other financial benefits. Base salary will not be lower than 2500 € /brutto.
Additional information
* Please be informed that our remote working possibility is only available within Slovakia due to European taxation regulation.