MQA Engineer (UniFi Switching)
Core
Manually validate core L2/L3 switching features, PoE behavior, and switch management interfaces for Ubiquiti UniFi switches.
Role type
Senior IC protocol & feature validation engineer (switching)
Builds
Ubiquiti UniFi switching products for businesses, smart homes, and ISPs
Domain
Networking hardware / ISP infrastructure
Deliverable
production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work
Required skills
L2/L3 protocol validation, PoE standards testing, TCP/IP fundamentals, software testing methodologies, root cause analysis, cross-functional collaboration
Preferred skills
CCNA certification, RTOS-based switch testing, traffic generation tools (iPerf, Ixia, Spirent), Datacenter testing, ProAV-over-IP technologies (Dante, ST 2110, NDI, SDVoE)
Technologies
VLANs, STP/RSTP, LACP, LLDP, IGMP/MLD, QoS, ACLs, 802.1X, RADIUS, CLI, SSH, SNMP, REST API, UniFi Network application
Responsibilities
Validate core L2/L3 switching features and PoE behavior across port classes and power budgets; Test switch management interfaces including CLI, SSH, SNMP, REST API, and controller integration; Perform long-duration soak/stability testing to catch memory leaks and firmware degradation; Debug firmware regressions using logs, packet captures, and interface statistics; Partner with firmware engineers and PMs on quality bars and release decisions; Improve test plans and QA processes with AI-assisted workflows
Seniority
Senior, hands-on IC