[Hiring] Sr. Embedded Software Engineer @Lynx

Role Description

Working under our professional services division, this role allows opportunities to work on a vast array of differing technologies, including Lynx’s key products, many additional customer requirements, and open source software.

• Be an embedded Linux expert (kernel, CPU-architecture, security, general device-drivers, and performance optimization) in the customer engineering team and enable customers in doing their embedded SW development.
• Design, develop, and refactor real-time software architectures and modular software components.
• Reproduce, isolate and debug complex low-level problems that may span interfaces between hardware and software.
• Collaborate with the customer and internal teams to always enhance the overall project experience.
• Contribute to the overall product design to help customers through various aspects of their product lifecycle.
• Work closely with the team to ensure the project deadlines are met and risks/issues are proactively identified and communicated to the customer.
• Ensure high quality of our deliverables.
• Develop technical proposals to help customers make technical decisions.
• Perform additional job duties as assigned.

Qualifications

• 3-5+ years of experience building and shipping embedded systems using Linux.
• Proficiency in Linux kernel customization, device driver design and development, and at least one or more build environments such as Yocto, Buildroot, or Open Embedded.
• Experience with performance optimization and advanced troubleshooting at kernel-level.
• Experience with memory managed high performance ARM Cortex-A or X86 architectures and SoCs (NXP, Freescale, Intel, AMD, Xilinx, Altera, …).
• Experience with the Linux kernel itself or the kernel of any other operating system with strictly isolated kernel and user spaces.
• Proven success with root-cause investigation of bugs related to operating systems, hypervisors, or hardware-level drivers.
• Proficiency in the C programming language.
• Proficiency with Git at a command line level.
• Ability to track and work on multiple projects simultaneously while meeting schedules.
• Demonstrated experience of leading software projects while providing technical inputs to unblock supporting teams.
• Keen sense of urgency and drive for results.
• Ability to work independently with minimal oversight.
• Deep commitment to quality work and a strong desire to help the entire team succeed.
• Must be a US citizen or US person.

Requirements

• Proven, extensive depth of knowledge in one or more of the following categories:
• New Linux kernel driver development.
• Must be able to read electrical schematics well enough to understand pin configuration procedures and digital logic levels.
• Must be able to read integrated circuit data sheets and understand register configuration procedures.
• Must understand interrupts and how to appropriately use them to our advantage.
• Must understand when and how to appropriately use DMA to our advantage.
• Operating System core kernel development experience:
• Must have experience with scheduling and timing-related mechanisms and issues in any of the OS kernels as described above.
• Must have extensive understanding with context switching, preemption, interrupts, timers, and locking mechanisms.
• Must have knowledge of Unix-style file-system data structures (inodes, …).
• Must have knowledge of page tables and memory management.
• Must have cursory knowledge of assembly level bootstrapping in either ARM or X86 instruction sets.

Benefits

• Low-cost Medical / Dental / Vision coverage options.
• 401K with generous employer match.
• Responsible Paid Time Off + Paid Holidays.
• Remote work opportunities based on role.
• Employee Assistance Program (EAP).
• Career growth and professional development opportunities.