Senior Embedded Software Engineer (Onsite, San Jose)

About the role

A Senior Embedded Software Engineer is sought to support the security, maintenance and long-term evolution of mission-critical embedded platforms. The role works on RTOS and Embedded Linux systems across Intel, ARM and RISC-V, used in aerospace, defense, medical, industrial, telecom and automotive products. It sits between software and hardware: diagnosing issues, building fixes, integrating security updates and keeping deployed systems reliable. The position is onsite 5 days a week in San Jose, Costa Rica, for 12 months to start, with interviews by web conference.

Key responsibilities

• Develop and enhance embedded software, drivers, BSPs and platform components in C/C++
• Analyze security vulnerabilities, assess their impact and implement fixes for RTOS and Embedded Linux systems
• Investigate and resolve issues across the kernel, driver, middleware and application layers
• Debug hardware and software together using JTAG debuggers, oscilloscopes, logic analyzers and serial interfaces
• Develop and validate software for SPI, I2C, UART, USB, CAN Bus, BLE and Ethernet
• Handle bring-up, integration, testing, release validation and long-term maintenance
• Join code reviews, design discussions and technical investigations, and support customer-facing technical work

Required profile

• Bachelor's or master's degree in computer engineering, computer science, electrical engineering or a related field
• 5+ years developing and shipping embedded software products
• Solid OS fundamentals: scheduling, synchronization, memory management, interrupts, inter-process communication
• Experience developing or debugging device drivers, BSPs, kernel components or low-level platform software
• Strong debugging and root-cause analysis across software and hardware
• Experience with security updates, defect resolution and platform sustainment
• Strong written and verbal communication

Required skills

• C/C++ for embedded systems
• RTOS, Embedded Linux and Yocto-based platforms
• Intel, ARM or RISC-V architectures
• Git and modern development workflows
• Nice to have: wireless (BLE, Wi-Fi, cellular), secure boot, code signing, SBOMs, CVE analysis, CI/CD for embedded software, safety-critical environments, and exposure to cybersecurity standards