Embedded Software Engineer

🕒 il y a 1 mois

🍂 Massachusetts – Distant

🍂 Massachusetts – Remote

⏰ Temps Plein

🟡 Intermédiaire

🟠 Senior

🧑‍💻 Développeur Full-Stack

🦅 Parrain de Visa H1B

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Ciena

Site WebLinkedInTous les Emplois

5001 - 10000 employés

Fondée en 1985

📡 Télécommunications

🔧 Matériel

💰 Series C en 1995-12

Telecommunications • Hardware • Networking

Ciena est un leader mondial dans les systèmes optiques et de routage, les services et les logiciels d'automatisation. Nous construisons les réseaux les plus adaptatifs au monde pour répondre aux demandes numériques toujours croissantes et offrir des expériences plus riches et plus connectées à tous les utilisateurs. Depuis plus de trois décennies, nous apportons notre sens inné de l'humanité à notre quête incessante d'innovation.

Description

• Develop and maintain embedded Linux firmware on OpenWrt based ONU systems. • Implement and extend PON subsystem software: XGS-PON registration, OMCI agent, eOMCI, Active-Active coordination, and MIB synchronization. • Integrate and configure the Ethernet switching subsystems on Ciena hardware, VLAN operations, port management, QoS (traffic classification, scheduling, shaping), and LACP. • Develop U-Boot bootloader extensions, firmware upgrade flows, and firmware version management. • Implement and maintain security features: TPM 2.0 integration, Secure Boot, OMCI-level PON encryption. • Write and maintain OpenWrt package Makefiles, custom feeds, and build scripts. • Develop and apply patches to the OpenWrt/prplOS base for platform-specific capabilities. • Participate in code review, write unit and integration tests, and debug issues from lab bring-up through field deployment. • Maintain technical documentation and component-level design notes.

🎯 Exigences

• Bachelor's or Master's degree in Computer Engineering, Electrical Engineering, Computer Science, or a closely related field. • 3–5 years of relevant professional experience in embedded software or firmware development. • Proficient in C for embedded/systems programming; familiarity with C++ a plus. • Hands-on experience with embedded Linux (kernel drivers, device trees, init systems, cross-compilation). • Familiarity with OpenWrt or a comparable embedded Linux build system (Yocto, Buildroot). • Working knowledge of networking fundamentals: Ethernet, VLANs, QoS, LACP, TCP/IP. • Experience with bootloaders (U-Boot preferred) and firmware lifecycle management • Comfortable using Git, Make, and Linux command-line toolchains.

🏖️ Avantages

• medical, dental, and vision plans • participation in 401(K) (USA) & DCPP (Canada) with company matching • Employee Stock Purchase Program (ESPP) • Employee Assistance Program (EAP) • company-paid holidays • paid sick leave • vacation time • comply with all applicable laws regarding Paid Family Leave and other leaves of absence