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Posted |

April 02 2024

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Senior Network Engineer

Comtrade System Integration, founded in 2001. as part of Comtrade Group, specializes in cloud-based digital transformation and the design, development, integration, and management of systems and applications.

Our domains of expertise include Cloud Services, Predictive Analytics, Digital Business Automation, Security, IoT, CRM, AI, and more. Through partnerships with global vendors, including Microsoft, Oracle, IBM and Open Text, we offer premium IT products that accelerate digital innovation.

Our team comprises 300+ IT experts who leverage their deep domain knowledge, top industry certifications, and experience to help businesses optimize their IT resources and adopt digital technology faster and more effectively than their competitors.

Our growing company Comtrade System Integration is currently seeking a Senior Network Engineer to join our team based at our headquarters in Belgrade. The ideal candidate has a strong background in Network Engineering and is familiar with and has experience in a wide range of networking R&S, DC, and networking security technologies. The person in this position would be part of the team responsible for clients’ networking infrastructure as well as public cloud network infrastructure.



  • Planning, development, and implementation of a wide range of networking solutions in the field for external clients’ networking infrastructure;
  • Preparation of technical documentation – design and implementation;
  • Engagement on client’s premises during various networking projects;
  • Technical customer support;
  • Cross-team communication in complex projects;
  • Profesional development through the most challenging projects in the country;
  • Working on projects in enterprise and service-providing environments, that include the implementation of Cloud services.


  • in Computing Science, Engineering, of a similar relevant field;
  • Minimum 5 years of experience in R&S, DC and security design and troubleshooting;
  • Preferable CCNA certificate;
  • Layer 2 and Layer 3 switching and routing, experience with VRFs;
  • Experience with VLANs, STP, HSRP/VRRP, and L2 security mechanisms;
  • Routing protocols such as BGP, OSPF, EIGRP, IS-IS;
  • Experience with NGFW integration, SSL decryption, and different VPN solutions;
  • Having automation skills through automation tools will be considered as an advantage;
  • English language proficiency and a high level of communication ability;
  • Ability to work in a team, good cooperation with colleagues;
  • Willingness to improve and learn about new, complex IT systems;
  • Category B driver’s license.


  • Experience in working with firewall devices;
  • NGFW functionalities (IPS/IDS, URL filtering, App/Content filtering);
  • Knowledge of building, developing, and maintaining SD-WAN environments



  • A chance to work with an outstanding team of people;
  • A chance to influence a strategy of a recognized and innovative service provider in the Adriatic region;
  • Great environment for personal and professional development;
  • Opportunities for additional professional training and certification;
  • Encouragement of innovation and questioning the status quo, sharing ideas and knowledge;
  • Parking;
  • Private health insurance;
  • Gym.