Network Specialist Cloud

Why are you looking for a job?

If your answer ticks all the boxes, this could be the start of a great collaboration.

• You have a curious mind - You won't understand what we're talking about if you don't 🤔
• You want to learn more around technology - You won't survive if you don't 😱
• You want to make the world a bit better 😇

We happen to be just like that as well. We like hacking things here and there (you included) and create scalable solutions that bring value to the world.

We use state-of-the-art technology to build solutions for our customers and our partners' customers. We make sure we stay best-in-class by participating in research projects across Europe, collaborating with top universities and enterprises on AI, Data, and Cloud.
About QnR Group

SquareDev is a member of the QnR Group, a leading technology organization specializing in end-to-end custom software solutions, Artificial Intelligence, Cybersecurity, SAP S/4HANA, SAP Business One, ServiceNow, and FinTech solutions.

As part of QnR Group's ongoing expansion — both in Greece and internationally — we are continuously hiring across a wide range of tech roles. Successful candidates may be hired by QnR Group, or another company within the Group, depending on the role and project.

We are looking for a Network Specialist Cloud to join one of our public sector clients based in Warsaw. You'll be responsible for keeping a large enterprise network running smoothly, from physical cabling and device installation to cloud networking and automation.

The ideal candidate will be responsible for:

• Administering, monitoring and troubleshooting IP networks and structural cabling.
• Performing physical and logical network changes, installing/removing devices, cabling, configuration updates.
• Providing 2nd line support to system and network users.
• Creating and maintaining technical documentation and operating procedures.
• Advising on network improvements, upgrades, and infrastructure changes.

To excel in this role, you'll need:

• At least 5+ years of IT experience and 5+ years in a network specialist role.
• Education at Level 4 or above.
• Strong understanding of TCP/IP, IP routing and Ethernet switching protocols.
• Good knowledge of network services (DNS, DHCP, NTP) and endpoint OS network configuration (Windows, Linux, iOS).
• Solid grasp of wired/wireless technologies (Wi-Fi, 802.1x/EAP) and application-layer security (HTTPS/TLS, PKI, X.509).
• Hands-on experience with enterprise networking hardware (Cisco routers/switches, wireless controllers, firewalls).
• Experience with stateful and stateless traffic filtering in large enterprise environments.
• Strong troubleshooting skills, attention to detail, and ability to work under pressure with minimal supervision.
• Physical fitness to rack-mount and cable network appliances as needed.
• Valid category B driving licence and willingness to travel within Europe occasionally (up to 15 trips/year).
• Required certification: CCNA or equivalent from another network vendor.
• English B2 level certification or higher.
  

Nice to have:

• Very good knowledge of Azure network services and good knowledge of AWS networking.
• Hands-on experience with network automation and DevOps tools (Terraform, Ansible, Git, or similar).
• Working knowledge of DevOps concepts: CI/CD, pipelines, infrastructure-as-code.
• Scripting experience in Python, PowerShell, or shell.
• Familiarity with DevOps data formats: JSON, YAML, XML.