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Virtual Linux Kernel Developer Jobs in Illinois (NOW HIRING)

Chupdown

System Software Engineer

Chicago, IL · On-site

$150 - $200/hr

Systems Programming Experience: 3+ years of hands-on experience writing production-grade, low-level code in C and C++ and/or Linux kernel programming. Virtual and Memory Management Knowledge: Deep ...

New

Astronics

Senior Software Engineer, Firmware

Waukegan, IL · On-site

$113K - $150K/yr

As a Senior Software Engineer, Firmware you'll design, develop, integrate, and maintain firmware ... Interact with Linux kernel and integrate new device drivers. Improve and maintain existing software ...

Astronics

Senior Software Engineer, Firmware

Waukegan, IL

$113K - $150K/yr

As a Senior Software Engineer, Firmware you'll design, develop, integrate, and maintain firmware ... Interact with Linux kernel and integrate new device drivers. * Improve and maintain existing ...

Astronics-

Senior Software Engineer, Firmware

Waukegan, IL · On-site

$113K - $150K/yr

... 3rd party developers, etc.) or other microprocessor targets using industry best practices and ... Interact with Linux kernel and integrate new device drivers. * Improve and maintain existing ...

Astronics

Senior Software Engineer, Firmware

Waukegan, IL · On-site

$113K - $150K/yr

As a Senior Software Engineer, Firmware you'll design, develop, integrate, and maintain firmware ... Interact with Linux kernel and integrate new device drivers. Improve and maintain existing software ...

LeoForce

Senior Trading Systems Engineer

Chicago, IL · On-site

$275 - $450/hr

Deep knowledge of Linux kernel tuning, OS internals, and CPU architecture. * Concurrency: Mastery ... Developer to own, optimize, and scale our core electronic execution pipeline. You will write ...

Simplex Trading

Infrastructure Engineer

Chicago, IL · On-site

$110K - $145K/yr

Thorough understanding of Linux (kernel, modules, filesystems) with special emphasis on the network stack, especially multicast, and OpenOnload * Experience working with Linux and standard tools ...

Motion Recruitment

Senior Embedded Engineer

Chicago, IL

$127K - $167K/yr

Linux kernel development experience * Experience working on IoT or connected hardware products ... Platform Security Engineering * 10% Wireless Communication & Hardware Integration Daily ...

Old Mission

C++ Software Engineer

Chicago, IL · On-site +1

$175K - $300K/yr

In-depth knowledge of the Linux kernel, systems programming * A passion for solving challenging problems * Strong systems knowledge and prefer some experience in developing low latency systems

Commitent

Junior Red Hat Linux Engineer

Virginia, IL · On-site

$110K - $120K/yr

Overview CommIT Enterprises, Inc. is seeking an Junior Red Hat Linux Engineer tojoin the team in ... Be able to troubleshoot Kernel Panic, Root and Grub password Reset, & Firewall configurations.

Old Mission

C++ Software Engineer

Chicago, IL · On-site

$175K - $300K/yr

In-depth knowledge of the Linux kernel, systems programming * A passion for solving challenging problems * Strong systems knowledge and prefer some experience in developing low latency systems

Simplex Trading

Infrastructure Engineer

Chicago, IL · On-site

$125K - $200K/yr

Thorough understanding of Linux (kernel, modules, filesystems) with special emphasis on the network ... Infrastructure Engineer pay range $125,000-$200,000 USD Why us? Founded in Chicago in 2004, Simplex ...

SG Cap Trading

Linux Systems Engineer

Chicago, IL

Linux Systems Engineer ID: 1018 Location: Chicago, IL More about this job > Description SG is a ... Set up desktops, laptops, and virtual machines (Linux, Windows, Mac). Support SQL database ...

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Virtual Linux Kernel Developer information

What does a virtual Linux kernel developer do?

A Virtual Linux Kernel Developer specializes in designing, developing, and maintaining the core components of the Linux operating system, particularly in virtualized environments. This includes working on kernel modules, optimizing performance for virtual machines, and fixing bugs related to virtualization technologies. They often collaborate with open-source communities and contribute to projects that enhance Linux's compatibility with different hypervisors and cloud platforms. Their role is critical in ensuring the efficiency, security, and stability of Linux systems running in virtualized settings.

What are the key skills and qualifications needed to thrive as a virtual Linux kernel developer?

To thrive as a Virtual Linux Kernel Developer, you need deep expertise in Linux kernel architecture, C programming, and operating system concepts, typically supported by a degree in Computer Science or related fields. Familiarity with version control systems like Git, debugging tools such as GDB, and experience with virtualization technologies (e.g., KVM, QEMU) are essential. Strong problem-solving abilities, attention to detail, and effective remote communication distinguish outstanding professionals in this role. These skills are crucial for developing robust kernel modules, diagnosing complex issues, and collaborating efficiently within distributed development teams.

What are some common challenges faced by virtual Linux kernel developers when debugging complex virtualization issues?

Virtual Linux Kernel Developers often encounter intricate challenges when debugging issues related to virtualization, such as timing discrepancies, non-deterministic behavior, and compatibility with diverse hypervisors. These issues can be difficult to isolate since they may only manifest under specific workloads or hardware configurations. Collaboration with systems engineers, QA teams, and sometimes upstream kernel communities is usually essential to identify root causes and implement robust solutions. Being comfortable with low-level debugging tools, kernel logs, and patch testing in virtual environments is key to overcoming these challenges.

What is the difference between Virtual Linux Kernel Developer vs Virtual Linux System Programmer?

AspectVirtual Linux Kernel DeveloperVirtual Linux System Programmer
Primary FocusDeveloping and maintaining Linux kernel codeWriting and optimizing system-level software for Linux
Required SkillsC programming, kernel architecture, debugging kernel modulesC, C++, system calls, device drivers
Work EnvironmentCollaborative development, version control, Linux environmentsSystem integration, testing, Linux-based systems
Industry UsageOpen-source projects, tech companies, hardware vendorsIT services, embedded systems, enterprise solutions

While both roles involve Linux and system-level programming, Virtual Linux Kernel Developers focus on kernel code development, whereas Virtual Linux System Programmers work on system software and application interfaces. Understanding these distinctions helps in choosing the right career path or job search focus.

What are popular job titles related to Virtual Linux Kernel Developer jobs in Illinois?

For Virtual Linux Kernel Developer jobs in Illinois, the most frequently searched job titles are:

What job categories do people searching Virtual Linux Kernel Developer jobs in Illinois look for?

The top searched job categories for Virtual Linux Kernel Developer jobs in Illinois are:

What cities in Illinois are hiring for Virtual Linux Kernel Developer jobs?

Cities in Illinois with the most Virtual Linux Kernel Developer job openings:

Virtual Linux Kernel Developer jobs near you
Infographic showing various Virtual Linux Kernel Developer job openings in Illinois as of August 2026, with employment types broken down into 85% Full Time, 13% Part Time, and 2% Contract. Highlights an 32% Physical, 2% Hybrid, and 66% Remote job distribution.

System Software Engineer

Chicago, IL • On-site

Chupdown
See more jobs at Chupdownexternal

$150 - $200/hr

Other

This job post has expired 1 day ago. Applications are no longer accepted.

Job description

At Chicago UpDown, we are building breakthrough graph computing acceleration - software and hardware. With 1000x performance of today's cloud-based approaches, UpDown enables instant real-time mapping and analytics of trillion-node graphs. The core technologies were created as part of IARPA's AGILE program, and spun out from the University of Chicago and Purdue University.

We are looking for a talented System Software engineer, experienced with Linux and HPC, and capable with advanced AI tools to lead the design and enhancement of system software for a sophisticated, scalable global memory management and scale-out parallel cluster system (>10,000 nodes).

We are seeking a talented System Software Engineer to design, build, and optimize the memory and system software stack for our scalable, accelerator-based global memory system, UpDown.

Challenges include accelerator global memory (petabytes of unified virtual memory) and resource management in large-scale parallel systems (cloud and HPC-like). The technical challenges exceed the largest cloud and HPC systems today.

Key Responsibilities

Lead the design and implementation of a petabyte-scale unified virtual memory system to leverage novel hardware translation features and capabilities.

Global Memory and system library: System and application allocators & runtimes, including custom memory allocators and system-level runtime infrastructure to maximize throughput.

Task/Job Scheduling & Orchestration: Integrate and optimize HPC workload managers and job scheduling systems (such as Slurm, PBS, or custom schedulers) to efficiently allocate resources and orchestrate massively parallel jobs.

Kernel and Driver Engineering: Linux kernel and driver work to support and optimize the memory management and device driver subsystem, develop custom modules, and eliminate kernel-space bottlenecks.

Minimum Qualifications

Education: Master’s or Ph.D. in CS, CE, or related field.

Systems Programming Experience: 3+ years of hands-on experience writing production-grade, low-level code in C and C++ and/or Linux kernel programming.

Virtual and Memory Management Knowledge: Deep understanding of OS-level memory management, virtual memory, paging, and custom memory allocators.

Parallel Computing or HPC Experience: 3+ years in HPC/Cloud scalable systems software, writing/modifying software for HPC, supercomputer, and accelerator environments.

Preferred Qualifications

5+ years hands-on experience developing or modifying OS kernels (Linux), hypervisors, or low-level runtime libraries.

Strong understanding of the challenges associated with memory management in multi-tenant, globally distributed cloud infrastructure.

Advanced Interconnects: Demonstrated experience working with high-performance network and memory fabrics, such as RDMA (RoCE, InfiniBand), CXL, and NVLink.

Experience with graph workloads and algorithms ("e.g., Graph500 BFS") on modern hardware.

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