Embedded Wi-Fi Firmware Engineer
Ubiquiti Inc.Kaunas, Kaunas County, Lithuania
Posted September 16, 2025
36000 - 84000 EUR year
Full Time
About the Company
Ubiquiti Inc. is a leading provider of network infrastructure solutions, specializing in wireless networking equipment such as routers, access points, and switches. The company's core business revolves around delivering high-performance, cost-effective products that simplify IT management for businesses of all sizes. Ubiquiti is known for its innovative approach to networking technology, offering robust features with an emphasis on ease of use and affordability.
Job Description
Ubiquiti Inc. is seeking a talented and self-driven Embedded Wi-Fi Firmware Engineer to contribute to brand-new wireless networking products. The role involves building firmware for Wi-Fi 6/6E/7 devices, collaborating with hardware teams, and maintaining existing firmware. Ubiquiti aims to connect everyone, everywhere through its technology platforms.
Requirements
- 3+ years of embedded firmware development in C/C++;
- Solid understanding of Linux internals (Process, memory, networking, netlink, epoll);
- Strong networking fundamentals: TCP/UDP, routing (static/dynamic), firewalls (iptables/nftables), traffic control (tc);
- Experience with Wi-Fi stack concepts (802.11 a/b/g/n/ac/ax/be), WPA2/WPA3 security, EAP/SAE
- Fluent in English and Lithuanian.
- Comfortable with Git and typical embedded build systems (OpenWrt/Buildroot, cross-compilation, toolchains);
- Linux wireless/driver experience (mac80211/cfg80211, NL80211) familiarity with ath10k/ath11k/mt76
- Hands-on with hostapd/wpa_supplicant customization and control interfaces;
- RF basics and validation: link budget/SNR/MCS, spectral scan, regulatory domains
- Mesh networking (802.11s/EasyMesh), band/steering, roaming optimization
- Traffic analysis/diagnostics with Wireshark, tcpdump, radiotap, iPerf3, IxChariot
- Automated test frameworks
- Python/Bash for tooling, CI/CD familiarity
- familiarity with qca/mediaTek
- Hands-on with chipset SDKs
Benefits
- International work environment
- Access to all Ubiquiti products
- Medical insurance
- Flexible work hours
- Competitive salary
- A-class office