Senior Embedded Wi‑Fi Architect (C++, Linux, RF) – Onsite NH

Highbrow LLC; New Hampshire; On-site; USD 140,000 - 180,000; Full time

Job summary

Highbrow LLC is seeking a Senior Embedded Engineer in New Hampshire (Onsite) to lead end-to-end Wi‑Fi and Bluetooth system design. You will define architecture, integrate with embedded Linux platforms, and ensure secure, reliable wireless communications.

You will work closely with hardware and firmware teams, implement low-level interfaces, and tackle security hardening and RF interference challenges to deliver robust products.

Qualifications

• 6+ years of experience in network access devices architecture with a focus on Wi-Fi technologies.
• Strong proficiency in C++, Linux userspace, and Linux kernel-level development.
• Deep expertise in Linux-based system architecture, bootloaders with secure boot features (U-Boot), drivers, device tree handling, IPC, D-Bus, and software update mechanisms.
• Proven experience debugging serial interfaces (UART, USB, I2C) and peripherals.

Responsibilities

• Define the end-to-end system architecture for Wi-Fi and Bluetooth communication, including device management over APIs.
• Handle, configure, and debug low-level serial interfaces (UART, USB, I2C) for stable module-peripheral communications.
• Define bridging modes for specific Wi-Fi chips and Ethernet interfaces to ensure seamless data routing.
• Define and implement wireless protocols for Wi-Fi (802.11) to achieve robust connectivity and low-latency transmission.
• Collaborate with hardware engineers and embedded developers to ensure seamless integration of hardware and software.
• Address wireless security risks, implementing encryption, authentication, and data protection across all layers.
• Apply RF interference management techniques to maintain signal reliability in complex environments.
• Provide technical guidance, conduct design reviews, and coordinate with regulatory teams.

Skills

C++

Linux userspace

Linux kernel

WiFi/broadband

Bluetooth

Embedded systems

Networking

Serial interfaces

Security hardening

Tools

Buildroot

Yocto

U-Boot

Job description

Highbrow LLC is seeking a Senior Embedded Engineer in New Hampshire (Onsite) to lead end-to-end Wi‑Fi and Bluetooth system design. You will define architecture, integrate with embedded Linux platforms, and ensure secure, reliable wireless communications.

You will work closely with hardware and firmware teams, implement low-level interfaces, and tackle security hardening and RF interference challenges to deliver robust products.