WiFi Expert

Sagemcom is a ground-breaking technology integrator in telecoms and energy. Sagemcom's teams all over the world continuously strive to innovate on their various markets and are committed to delivering made-to-measure and responsible solutions every day that meet the needs of telecoms operators and utilities.

Today, our Group is :

• The worldwide N°1 provider of broadband solutions (Internet boxes and the associated software services)
• The leading provider of audio-video solutions (4K video hubs and the Video SoundBox™ )
• The leading European provider of smart grid solutions (smart meters, smart grids, rural electrification, IoT)

Sagemcom posted €2,3 billion of revenues in 2024. The headcount of 6,500 employees works in more than 50 countries. Sagemcom strives every day to honour its commitment to societal and environmental responsibility, as part of its continual improvement policy. This is the reason why Sagemcom became a "mission-driven company" at the start of January 2022.

Do you want to join us?

Sagemcom is looking for job applicants in R&D, business, purchasing and support. People who are agile and like to be independent in agile organisations, who enjoy travelling and have their fair share of creativity, will achieve self-fulfilment in this industrial group that manufactures high-technology products!

We are seeking a highly skilled WiFi Expert to join our innovative team. This role focuses on the design, development, and optimization of next-generation high-performance WiFi access points. You will work closely with hardware, firmware, and software teams to deliver reliable, standards-compliant, and high-throughput wireless solutions that push the boundaries of IEEE 802.11 technologies.

This position offers the opportunity to work with leading wireless SoC platforms (Qualcomm, Broadcom, MediaTek) and contribute to evolving Wi-Fi standards through active participation in IEEE 802.11 and Wi-Fi Alliance working groups.

Responsibilities :

Present WiFi technology and product roadmap to Sagemcom customers.

Guide customers during the product definition phase.

Participate in hardware design choices (key components, cost driven conception).

Collaborate with cross-functional teams on RF front-end architecture, antenna design, embedded firmware and drivers.

Determine the test strategy and equipment to ensure the functionality and performance of the products.

Run tests and analyze test results.

Investigate and solve complex issues together with other Sagemcom teams and chipset manufacturers.

Ensure compliance with regulatory standards (FCC) and Wi-Fi Alliance certification processes.

Participate in IEEE 802.11 standards development, contribute to Wi-Fi Alliance task groups, and represent the company in technical working groups.

Follow chip-maker roadmaps.

Conduct training to Sagemcom engineering groups. Maintain a corporate knowledge database.

Provide technical guidance and mentorship to junior team members.

Qualifications :

10+ years of experience in WiFi access point design, development, or optimization.

In-depth knowledge of IEEE 802.11ax (WiFi 6 / 6E) and 802.11be (WiFi 7) standards.

Experience with MIMO, MU-MIMO, Beamforming, OFDMA, WPA2, WPA3 / T, DFS, MLO, TWT, BSS Coloring, RSNO, … mechanisms.

Familiar with LAN network protocols : EAP, Radius, IPv4 / v6, DHCP, ARP, ICMPv4 / v6, IGMP, NAT, DNS.

Hands-on experience with wireless SoC platforms (Qualcomm IPQ / ATH, Broadcom, MediaTek).

Programming skills in C / C++ for embedded systems, shell, python.

Proficiency with WiFi-related linux tools : hostapd / wpa_supplicant iwconfig, wlctl, uci, …

Mastery of debugging and performance measurement tools such as Wireshark, tcpdump, iPerf, IxChariot, etc.

Familiarity with WiFi test equipment : Veriwave, Candela, Octoscope, …

Involvement in IEEE 802.11 or Wi-Fi Alliance working groups.

Familiarity with WFA certifications and regulatory compliance (FCC, CE, SRRC).

Understanding of RF : Antenna design, matching, calibration, filtering, coexistence, FEM and filter offerings and roadmap, power and sensitivity measurements, PSD, band edge, AFC

Implement and validate WPA3, 802.1X, RADIUS, EAP, and Fast BSS Transition (802.11r).

Ability to work closely with international, distributed, cross-functional teams.

Benefits :

401(k)

Health Insurance

Dental insurance

Vision insurance

Paid time off