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Network Engineer in Test

Kraków, Lesser Poland Voivodeship, pl💼 Full-time🗓 2026-04-13 → 2026-08-01

Core

Software Test Engineer embedded in development teams to find hard bugs in networking software/hardware before customer release, designing test topologies and validating functionality, performance, and scalability.

Role type

Senior Software Test Engineer (Networking)

Builds

High-quality data center, campus, and routing networking products for large-scale environments.

Domain

Networking (Ethernet, Routing, Switching, SDN)

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

Test methodology design, Test plan creation, Network topology design, Defect identification and validation, Agile collaboration, Functional specification review, Ethernet protocols, RSTP/MSTP, VLANs, IP Routing, TCP/IP, OSPF, IS-IS, BGP, IGMP, PIM SM/SSM, QoS, L2-L3 protocols, Platform validation, HA, Network management

Preferred skills

IXIA test tools, Spirent test tools, Test automation scripting, CCIE certification, MS degree

Technologies

IXIA, Spirent, TCP/IP, OSPF, IS-IS, BGP, IGMP, PIM SM/SSM, QoS

Responsibilities

Design test network topologies to validate functionality, performance, stability, and scalability; Execute test plans to verify all aspects of the product; Identify defects and validate resolution; Work with developers to create automated test plans; Participate in functional specification and software design reviews.

Seniority

Mid-Senior, hands-on IC

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