senior network engineer.

Joining the team as a Senior Network Engineer means stepping into a rewarding environment that champions your growth, wellbeing, and success. 

• A highly competitive remuneration package.
• An attractive, performance-based bonus scheme to reward your impact.
• An extra paid day off to celebrate your birthday.
• All the latest, high-end tech gear you need to work smart.
• A vibrant, multicultural working environment built on collaboration and mutual respect.
• The unique opportunity to gain invaluable insights within tomorrow's market foreground.
• A culture that values a "Drive to Thrive" spirit, offering endless learning opportunities and professional development.

As a Senior Network Engineer, you will play a pivotal role in ensuring the stability, security, performance, and continuous improvement of our core networking and security infrastructure. 

• Participate in the design, implementation, and continuous improvement of enterprise network and security solutions.
• Deploy, configure, and maintain enterprise network infrastructure, including switches, routers, wireless networks, and next-generation firewalls.
• Administer and support security technologies such as firewalls, VPNs, network access control, and network segmentation.
• Monitor network and security infrastructure to ensure high availability, performance, and resilience.
• Perform network hardening, vulnerability remediation, and security improvement activities.
• Investigate and troubleshoot complex network and security incidents, conducting root cause analysis when required.
• Support Layer 2 and Layer 3 network services, including VLANs, STP, LACP, routing, DNS, DHCP, and TCP/IP services.
• Manage and support VPN technologies, including IPsec VPN and SSL VPN solutions.
• Collaborate with internal technical teams, project managers, and external vendors to deliver infrastructure and security projects.
• Maintain accurate technical documentation, network diagrams, configuration standards, changes, and operational procedures.

To excel as a Senior Network Engineer, you should possess a deep technical toolkit alongside exceptional problem-solving and collaboration skills. 

• 5+ years of hands-on experience as a Network Engineer or Network Security Engineer.
• Extensive experience with Cisco networking technologies, including switching, routing, and enterprise campus networks.
• Hands-on experience with enterprise firewall platforms such as Cisco ASA, Cisco Firepower, and Fortinet FortiGate.
• Strong understanding of enterprise networking principles and protocols (TCP/IP, DNS, DHCP, VLANs, IEEE 802.1X, STP, LACP, and Layer 3 routing).
• Robust knowledge of VPN technologies, including IPsec VPN and SSL VPN.
• Understanding of network security best practices, including segmentation, zero-trust principles, and secure network architecture.
• Familiarity with authentication and identity services (RADIUS, Active Directory, LDAP) and wireless networking solutions.
• Experience with vulnerability assessment, hardening, remediation, and network monitoring/diagnostic tools.
• Ability to create and maintain high-quality technical documentation and network diagrams.
• Professional certifications such as Cisco CCNP Enterprise, CCNP Security, Fortinet NSE, FCP, or FCSS are considered a distinct advantage.

5+ years of hands-on experience as a Network Engineer or Network Security Engineer.

If you have any questions regarding this Senior Network Engineer position, you can contact Constantinos at 695 549 9060, from Monday to Friday between 10:00 and 16:00. Otherwise, feel free to contact me at ccapsiotis@randstad.gr.

We look forward to receiving your application, uploading your updated English CV by clicking the 'apply now' option.

Please note that for transparency and equity reasons, only those applications made online via our site will be assessed. After the screening of all the CVs received, we will only contact the candidates who meet the requirements of the job to arrange an interview. ​All applications are considered strictly confidential.