Skill Profile

Operating Systems

Operating systems: processes, threads, scheduling, file systems, system calls. Used in embedded software development and for understanding program behavior at the OS level.

Embedded & IoT Embedded Programming

Roles

1

where this skill appears

Levels

5

structured growth path

Mandatory requirements

0

the other 5 optional

Domain

Embedded & IoT

Group

Embedded Programming

Last updated

9/9/2026

How to Use

Choose your current level and compare expectations. The items below show what to cover to advance to the next level.

What is Expected at Each Level

The table shows how skill depth grows from Junior to Principal. Click a row to see details.

Role Required Description
Systems Programmer (C/C++) Understands core OS concepts: processes, threads, scheduling, file systems. Works with Linux: process management, file descriptors, signals, basic system calls.
Role Required Description
Systems Programmer (C/C++) Proficient in OS internals: VFS layer, process scheduler (CFS), memory management subsystem. Modifies kernel subsystems, analyzes behavior via ftrace/perf.
Role Required Description
Systems Programmer (C/C++) Deep knowledge of OS architecture: designs kernel subsystems, optimizes scheduler for workload, implements custom security modules (LSM), works with namespaces/cgroups.
Role Required Description
Systems Programmer (C/C++) Defines OS component development strategy for the platform. Establishes custom OS distribution architecture, conducts kernel subsystem reviews, manages kernel configuration.
Role Required Description
Systems Programmer (C/C++) Shapes enterprise OS strategy for the organization. Defines approaches to custom Linux distribution, RTOS selection, manages kernel component lifecycle for product lines.