Senior Firmware Engineer – Networking
1 day ago
About Benlycos
Benlycos designs and manufactures advanced internet-bonding routers and connectivity solutions that combine multiple links—cellular, wired, and wireless—into a single, high-performance, highly reliable connection. Our products, such as Zifilink, Clover and Bloom Bonding Router, power mission-critical applications for enterprises, broadcasters, public safety, and remote operations.
About the Role
We are looking for a Senior Firmware Engineer who will take ownership of developing, optimizing, and maintaining the firmware powering Benlycos's next-generation networking devices. This role demands deep expertise in embedded Linux, networking stacks, and hardware-software integration to deliver world-class performance and reliability.
**Key Responsibilities
- Firmware Development**
Design, develop, and maintain firmware for Benlycos bonding routers on ARM/x86 platforms.
Develop and optimize device drivers for Ethernet, Wi-Fi, LTE/5G modems, and USB interfaces.
Implement advanced multi-link bonding, load balancing, and failover features.
2. System Architecture
Define firmware architecture for performance, stability, and scalability in high-reliability environments.
Integrate third-party SDKs, modem firmware, and wireless chipsets into Benlycos devices.
3. Networking & Protocols
Implement and fine-tune TCP/IP stack features, VLAN, QoS, firewall rules, and VPN protocols (OpenVPN, WireGuard, IPsec).
Work on bonding algorithms that optimize throughput and minimize latency.
4. Optimization & Testing
Profile and optimize firmware for low latency, high throughput, and energy efficiency.
Lead hardware bring-up, debugging, and troubleshooting for new product boards.
5. Collaboration
Work closely with hardware, cloud, and QA teams to ensure seamless integration with Benlycos's cloud-based management platform.
Mentor junior firmware engineers and guide them on best practices.
Required Skills & Experience
- Bachelor's/Master's degree in Electronics, Computer Science, or related field.
- 5+ years experience in embedded firmware development for networking products.
- Strong expertise in Embedded Linux (Buildroot, OpenWrt, Yocto).
- Proficiency in C/C++ and shell scripting; Python is a plus.
- Solid understanding of routing protocols (OSPF, BGP) and VPN technologies.
- Experience integrating LTE/5G modems (AT commands, QMI, MBIM) and WAN modules.
- Familiarity with interfaces: SPI, I²C, UART, USB, PCIe.
- Strong debugging skills using GDB, Wireshark, and JTAG.
- Experience with secure boot, firmware signing, and OTA update systems.
Preferred Skills
- Experience in bonding algorithm design and optimization.
- Knowledge of cloud-managed networking devices.
- Understanding of high-availability networking and failover architectures.
- Contributions to OpenWrt or other open-source networking projects.
Why Join Benlycos?
Shape the future of reliable internet connectivity in India and beyond.
Work on challenging, real-world problems where performance and reliability matter.
Be part of a fast-growing team building world-class hardware and software solutions from the ground up.
Compensation: Competitive, based on experience.
Apply: Send your CV and portfolio to careersbenlycoscom with subject "Senior Firmware Engineer – Application".
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