Senior Network Infrastructure Engineer

Quick Facts

• Industry: Banking

• Work style: Hybrid (3 days/week in the office) in Gdańsk/Gdynia/Warsaw/Łódź

• Rate: up to 170 PLN/h (B2B)

Description

Join a Senior Network Infrastructure Engineer role supporting a complex network infrastructure assessment, optimization, and migration initiative in a large-scale enterprise banking environment. You will assess existing network infrastructure, analyze topology and traffic segmentation, and support separation of Data and Management network traffic. You will design and document the target network architecture and provide hands-on support during migration.

Responsibilities

• Perform detailed assessments of existing enterprise network infrastructure

• Analyze current network topology and traffic segmentation

• Identify 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 separation of Data and Management traffic

• Design and document the target network architecture

• Develop technical migration approaches

• Provide hands-on support during migration processes

Requirements

• Strong experience in enterprise networking and infrastructure engineering

• Advanced TCP/IP networking knowledge (IP addressing, subnetting, routing, switching)

• Hands-on VLAN configuration and network segmentation experience

• Solid understanding of physical and logical network architecture

• Proven experience supporting network infrastructure migrations

• Ability to analyze complex network topologies

• Network troubleshooting experience

• Understanding of Data and Management network separation

• Strong analytical and problem-solving skills

• Very good English communication skills

Benefits

• Hybrid working model (3 days/week in the office) across Gdańsk/Gdynia/Warsaw/Łódź

• B2B contract with rate up to 170 PLN/h