Senior Network Engineer

JUST ONE, on behalf of its client, a well-known company acting in the Cyber Security and Cyber Defense in Greece & abroad, is looking for a :

Senior Network Engineer

The company provides end-to-end, integrated solutions for law enforcement and intelligence agencies and awareness for cyber threats on National Infrastructure in Israel, Greece and abroad.

The position is located in Athens, Greece.

The senior Network Engineer to design, implement, maintain, and support their growing network infrastructure. You will be part of a R&D department that is responsible for designing and developing state of the art scalable, maintainable, highly available, complex network architectures.

You will work with the other members to design their solutions and to make sure reliability and efficiency of networks, debug and solve critical problems before and after distributing to customer systems.


  • Design and implement complex systems and infrastructures.

  • Configure and install various network devices and services for PoCs and production (e.g., routers, switches, firewalls, load balancers, VPN, QoS), including performing network maintenance and system upgrades including service packs, patches, hot fixes, and security configurations.

  • Provide Level-3 support and troubleshooting to resolve issues.

  • Select and implement security tools, policies, and procedures in conjunction with the company’s security team.

  • Create network diagrams for complex networks to share with both technical and non-technical teams


  • At least 2 years proven hands-on network engineering experience.

  • Working in ISP/MNO/Vendors –big advantage.

  • Hands-on experience in installing, configuring, and troubleshooting UNIX /Linux based environments.

  • Hands-on experience with design, monitor and diagnose complex networks, using analytics tools.

  • Familiarity with web related technologies (Web applications, Web Services, Service Oriented Architectures) and of network/web related protocols.

  • Solid understanding of LAN/WAN networks, TCP/IP protocols, network technologies, OSI protocols, and big traffic protocols.

  • Experience in creating networks diagrams and scratches.

  • Basic scripting skills (e.g., shell scripts, Python).

  • University degree in Computer Science, networking, or a related subject – advantage.

  • Fluent English – a must! Additional language – advantage.

  • Experience as technical writer – advantage.

The company offers:

  • Competitive Compensation package

  • A pleasant HQs workplace (Athens)

  • Career development and growth opportunities

  • Continuous training in new technologies and tools

To apply, please send your CV at with the reference '"Network''

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