Networking Hardware Systems Engineer

This is a fully remote position, open to applicants in Poland.

📋 Description

• Conduct research and determine the optimal way to implement client needs and concepts.

• Interact directly with client architects and end-users through design calls and syncs to collect requirements, clarify edge cases, and influence the future of the testing tool.

• Create and sustain a Python-based validation framework aimed at testing low-level SDK APIs.

• Leverage modern AI coding tools like LLMs, Copilot, and Codex as the main workflow for quickly generating, refactoring, and enhancing test scripts.

• Collaborate with client-provided hardware and tools.

• Work within a client-managed project with support from a CodiLime manager.

• Attend early evening meetings with the US-based client as necessary.

⛳️ Requirements

• Extensive experience in Python for application development.

• Advanced proficiency in Python for creating and maintaining test automation using pytest.

• Experience in developing pytest frameworks with features such as fixtures, parameterization, markers, collection hooks, phase routing, timeouts, recovery, and artifact capture.

• Capability to read and analyze C/C++ source code to grasp hardware behavior.

• Knowledge of physical router hardware, components like optical modules and FRUs, as well as NPUs and driver libraries.

• Strong root-cause analysis skills using logs, traces, test reports, service journals, core files, and system state.

• Experience in testing low-level SDK APIs and hardware driver functionalities across Python wrappers, native APIs, and physical hardware states.

• Solid QA background in test design, API validation, and defect resolution.

• Familiarity with agentic workflows, encompassing plans, skills, MCPs, specialist agents, context management, and long-running task recovery.

• Experience in integrating Python with native C/C++ libraries through SWIG or similar binding technologies, including knowledge of ABI compatibility, shared-library dependencies, packaging, and process isolation.

• Practical experience with physical router hardware, components like optical modules and FRUs, and NPUs.

• Understanding of L2/L3 networking principles, IP routing, and core protocols.

• Basic knowledge of traffic generators and analyzers, preferably IXIA/Spirent, T-Gen, or iperf.

• Ability to work with client-supplied hardware and tools.

• Availability for early evening meetings as required.

🏝️ Benefits

• Flexible working hours and options: fully remote, in-office, or hybrid arrangements.

• Professional development encouraged through internal training sessions and a dedicated training budget.

• Comprehensive onboarding with a hands-on approach to ensure a smooth transition.

• A positive and collaborative atmosphere among professionals passionate about their work.

• Opportunities to switch projects as desired.