Staff Engineer, Embedded (senior technical role)
Vistance Networks16 hours ago
Bengaluru, IndiaStaff+
Responsibilities
- Architect and optimize ARM Cortex-M and Cortex-A firmware for smart RF amplifiers, cable access nodes, and IoT edge telemetry modules.
- Develop bare-metal and RTOS firmware using platforms such as FreeRTOS and Zephyr.
- Implement RF control and signal-processing algorithms for AGC, ALC, tilt compensation, attenuators, and equalizers.
- Design low-level I2C, SPI, UART, and GPIO drivers for RF chips, sensors, power monitors, and gain stages.
- Integrate and maintain LoRaWAN stacks and application layers for remote telemetry.
- Lead prototype PCB board bring-up and hardware/software debugging using embedded and laboratory tools.
- Optimize memory maps, heap and stack usage, execution code, and deterministic real-time performance.
- Collaborate with hardware, RF, and firmware teams on schematics, pinouts, power domains, peripheral routing, and system validation.
- Drive development workflows using Git, GitHub, and Jira.
Requirements
- Bachelor’s or master’s degree in computer engineering or computer science, or equivalent experience.
- Preferably 8+ years of embedded software engineering experience with a record of technical leadership or Staff Engineer-level ownership.
- Deep expertise in ARM Cortex architecture, assembly and registers, linker scripts, memory management, and advanced C and C++ programming.
- Expertise with RTOS and bare-metal firmware architectures, including FreeRTOS, Zephyr, ThreadX, or similar.
- Practical RF knowledge and hands-on experience implementing AGC algorithms and controlling attenuators, equalizers, and power amplifiers.
- Hands-on experience implementing LoRaWAN protocols or stacks and managing sub-GHz wireless transceiver modules.
- Ability to read schematics and component data sheets and use Keil, GDB, JTAG/SWD, logic analyzers, and spectrum analyzers.
- Ability to collaborate with US-based software, hardware, and RF engineers on co-design, board bring-up, and system validation.
- Preferred experience with SNMP, gNMI, gRPC, Protobuf, MQTT, CableLabs DOCSIS 3.1 or DOCSIS 4.0 FDX/ESD standards, CLI development, secure bootloaders, and FOTA update engines.
Benefits
- The role is based in Bangalore and includes collaboration with US-based teams.
- Vistance Networks is an Equal Opportunity Employer, including people with disabilities and veterans.
About Vistance Networks
Vistance Networks builds communications networking solutions for carriers and large enterprises, spanning network hardware, software, and technical support services. It sells products and maintenance contracts and provides outsourced escalation and managed support for complex network deployments. Headquartered in Richardson, Texas, it operates globally, with customer-facing engineers who reproduce issues in lab environments and deliver SLA-driven case management and documentation.