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Senior Security Technik Specialist

DeutscheTelekomITSolutionsSlovakia

Košice, Košický kraj, Slovakia (Slovak Republic) permanent

Posted: February 18, 2026

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Quick Summary

Senior Security Technik Specialist in Košice, Slovakia

Job Description

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.

Purpose

Senior Security Technik Specialist develops, provides and introduce high- level operational security rules, processes and plans in the task area. Holder of the position defines and executes planned tests, analyzes optimization measures in the area of security/ data protection. Senior Security Technik Specialist provides last- level technical support for security management systems across different technologies in the task area.

 WHAT WILL YOU DO:

• Independently check, execute, solve tickets (problem ticket, change management ticket, incident) in order to maintain service to customers according to given quality KPIs and internal processes (INM, CHM, PRM, DOM), 2nd and 3rd level environment support.
• Smooth and uninterrupted operation of customers’ environment.
• Propose and perform regular inspections and improvement recommendations.
• Diagnose and resolve complex tickets or escalate complex tickets with direct/potential impact related to IT infrastructure.
• Investigate the root cause of complex incidents and then initiate actions to improve or correct the situation.
• Assess actual performance of IT infrastructure against its  predicted performance. Any deviations between the two should be understood and proactively remediated
• Create and maintain technical documentation to support IT service
• Train and participate on education of other employees
• Participate on on-call duties, independent solving and troubleshooting of incidents and errors within defined expertise

                                                                                                            

YOU WILL SUCCEED IF YOU:

• Hold Masters degree - Information technologies 

Experience

• Have in depth knowledge of MS Windows Server 2019 with roles/features as ADDS, DNS, WSUS, DHCP, DFS etc.
• Have experience in similar position - 2 year minimum
• Have solid knowledge of protocols such as DNS, HTTP, HTTPS, SMTP and SNMP
• Have network knowledge VLANs, teamings, etc.
• Are familiar with VMWare, Symantec AV, Trellix – advantage

Certification

• Microsoft Certified Solutions Associate (MCSA) -advantage

IT Technical Skills

• • IT/ PC literacy – Advanced

• HW/ SW overview - Intermediate

• Core platform knowledge – Intermediate                                                             

Soft skills

•  Analytical thinking – Advance
• Communication - Intermediate
• Team cooperation - Intermediate
• Training and mentoring -Basic
• Presentation –Basic
• Related platform knowledge
• Participation on on-call duties
•  independent solving and troubleshooting of incidents and errors within defined

 

Languages

• English - Upper intermediate (B2)

Other criteria or requirements

• Clear criminal records
• Willingness to learn about new technologies from various vendors and to achieve certifications

Benefits

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 2100 € /brutto.

Additional information

* Please be informed that our remote working possibility is only available within Slovakia due to European taxation regulation.

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