Linux Embedded Engineer - Greenlight Professional Services

Alpharetta, GA 30022 (On-Site)

12 months

2 video interviews

$70-75/hr.

Linux FW Engineer Job description

Exp: 5+ years

Proficient in Embedded Linux Firmware development.  Proficient in Programming in C, C++ on embedded systems and strong familiarity with real time principles. 

Experience with Linux device drivers and Linux Kernel is a plus.

Python and/or Java programming a plus (Java most preferred).

Deep Knowledge of Product Life Cycle and Software Development methodologies.  Knowledge of Git, Buildroot, and/or Jenkins CI/CD is a plus.

Significant experience with development and debugging tools in embedded systems.

Knowledge of IP Networking principles (IPV6 knowledge preferred)

• Must be knowledgeable and experienced with embedded Linux, configuration, and command-line system utilities.

• Must be able to describe how a Linux Kernel boots and initializes its applications in an initd-based system.

• Must be knowledgeable and experienced with the GIT, GERRIT, JENKINS, Buildroot toolchain and development paradigm.

• Knowledge and experience in creating and maintaining embedded Linux targets in Buildroot required.

• Must be able to describe the process of adding a new buildroot target, and the various adaption scripts required.

• Must be able to discuss how packages are added and configured, how the sourcecode is specified, fetched, expanded, patched, and built.

• Must be able to discuss the role and structure of definition config files ('defconfig') and how they describe a target.

• Must a able to discuss the role and configuration of Busybox.

• Must be able to discuss the role and configuration of the Linux Kernel.

• Must be knowledgeable and experienced with Linux drivers, kernel modules, and methods to load, configure, and determine status of them.

• Must understand and be able to discuss the Linux /proc filesystem and how it is used to communicate, configure, control, and monitor system software.

• Must be able to discuss the role and structure of a 'device tree'.

• Must be able to discuss the Linux hardware discovery mechanism specifically for USB.

• Must be able to discuss the role and configuration of the boot loader 'uboot'.

• Must be familiar and experienced with the GNU Debugger using remote symbol files.

• Must be familiar and experienced in working in a Linux command-line development environment.

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