Senior Network Infrastructure Enginee

Banking B2B up to 170zł/h Hybrid work in Gdańsk/Gdynia/Warsaw/Łódź - 3 days per week in the office We are looking for an experienced Senior Network Infrastructure Engineer to support a complex network infrastructure assessment, optimization, and migration initiative within a large-scale enterprise banking environment. This role emphasizes the need for strong analytical skills, proficiency in enterprise networking, and the ability to work collaboratively within cross-functional teams. Main

Core duties include the assessment of existing network infrastructure and support for network segmentation initiatives. Perform detailed assessments of existing enterprise network infrastructure. Analyze current network topology and traffic segmentation.

Identify infrastructure dependencies and network performance bottlenecks. Review connectivity across servers and applications. Assess NIC ports and overall network capacity.

Analyze Data and Management network traffic flows. Support the separation of Data and Management traffic. Design and document the target network architecture.

Develop technical migration approaches. Provide hands-on support during migration processes. Key

Strong professional experience in enterprise networking and infrastructure engineering . Advanced knowledge of TCP/IP networking, IP addressing, subnetting, routing, and switching . Hands-on experience with VLAN configuration and network segmentation . Solid understanding of physical and lo