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Security Expert


If you believe that cyber security is a cool thing and you are eager to face its constant challenges and want to learn more and more in this field …

If you are someone who likes to roll up the sleeves and get busy with demanding work …

If you are ready to meet technologies that changed the world in the last couple of years …

If being part of a great team of security professionals in a multinational, but friendly environment is important for you …

… then take advantage of this opportunity and apply now for the position of Security Expert at Telenor Common Operation Belgrade, Serbia, the regional technology provider behind Telenor and other companies.

Main Responsibilities:

  • Participate in initiatives delivering security solutions
  • Operate and maintain security infrastructure, like O.365 security, Monitoring, End Point Security, Intrusion Detection and Protection systems, Privileged Access Control or DDoS protection
  • Support the security-related maintenance of other IT
  • Take part in security incident resolution and emergency response (the coolest part of our job)
  • Support the deployment of new enabling technologies to achieve the defined security goals
  • Actively and continuously promote and contribute to improvements of security operations, e.g. security monitoring, vulnerability management, threat detection, risk analysis, and threat prevention
  • Contribute to all areas of security as a team member
  • Collaborate across security domains in an international work environment


  • Relevant Bachelor/master’s degree or equivalent work experience in information/network security, computer science or related field
  • Strong ethics and confidentiality
  • Ability to stay calm during incident response or disaster recovery
  • Good understanding of security principles
  • Solid knowledge of IP networking
  • Hands on experience with operation or integration of relevant security- or other IT solutions
  • Linux / Windows proficiency
  • Experience with O.365 security administration is a definite plus
  • 3+ years of experience in information/cyber security domain
  • Willingness to learn not just security solutions, but automation (e.g. Ansible), containerization (Docker, K8s) and other recent technologies
  • Professional Security Qualification is a plus
  • Fluency in English (both verbal and written)
  • Ability to quickly acquire and utilize knowledge on new methodologies and solutions

What we offer:

  • Cross-border working opportunity in a collaborative team
  • Dynamic environment which allows to freely express opinions, ideas and inspire new ways of doing things
  • Competitive terms and conditions
  • Flexible working possibility

Please send your CV and motivation letter in English till 22.02.2019.

Konkurs je istekao.

Napomena: Poslovi.infostud.com ne vrši posredovanje u zapošljavanju u Srbiji, niti u inostranstvu. Postupak selekcije i odabira kandidata je u nadležnosti poslodavca, a odredbe ugovora o radu predstavljaju direktan dogovor između poslodavca i zaposlenog. Svi pojmovi u oglasima, koji su upotrebljeni u muškom rodu, odnose se bez diskriminacije i na osobe ženskog pola i obrnuto, osim ukoliko specifičnim zahtevima posla nije drugačije propisano.

Upoznaj poslodavca Telenor Common Operation

Telenor Common Operation (TnCO) is technology service provider delivering wide variety of professional Telco, IP and IT services. We were established in 2013 and have 640+ employees located in four countries: Bulgaria, Hungary, Serbia and Montenegro. Currently we are providing services to five customers – Telenor Bulgaria, Telenor Hungary, Telenor Serbia, Telenor Montenegro and Telenor Global Wholesale (Norway).


We are sorry to inform you that English version of our website is not currently available.

If you are an employer, all the information about ad prices and conditions of job publishing can be found here.

Feel free to call us +38124.41.55.615 or contact us by email poslovi@infostud.com.