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Contract Linux Kernel Engineer Jobs in New York (NOW HIRING)

... the Linux kernel, systems programming • A passion for solving challenging problems • Strong systems knowledge and prefer some experience in developing low latency systems • Experience with ...

C++ Software Engineer

New York, NY · 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

As a Linux Engineering intern, you'll work side by side with full-timers to learn how we build and ... fixing a kernel bug, responding to an overheating datacenter in real time, analyzing data to ...

Sr Linux Engineer Job Location: Connecticut Job Type: Permenant Specifically, you will: * Work as ... Excellent knowledge of tuning Linux for low latency, high throughput, and kernel bypass (e.g ...

Email Reliability Engineer

New York, NY · On-site

$62.25 - $82.75/hr

Senior Systems Engineer - Email Reliability (Hybrid SRE) New York, NY (Hybrid, 3 days in office ... Deep comfort with the Linux kernel, TCP stack tuning, and Postfix/MTA configuration management.

As a Linux Engineering intern, you'll work side by side with full-timers to learn how we build and ... fixing a kernel bug, responding to an overheating datacenter in real time, analyzing data to ...

Senior Linux Engineer Job Location: Greenwich Connecticut , Onsite Job Type: Permenant * Work as ... Excellent knowledge of tuning Linux for low latency, high throughput, and kernel bypass (e.g ...

Showing results 41-60

Contract Linux Kernel Engineer information

What is the difference between Contract Linux Kernel Engineer vs Contract Embedded Linux Developer?

AspectContract Linux Kernel EngineerContract Embedded Linux Developer
Required CredentialsLinux kernel knowledge, C programming, Linux certificationsEmbedded systems, Linux, C/C++, hardware familiarity
Work EnvironmentKernel development, system-level programming, Linux environmentsEmbedded devices, hardware integration, real-time systems
Employer & Industry UsageTech companies, hardware manufacturers, open-source projectsConsumer electronics, automotive, IoT devices
Search & Comparison IntentFocus on kernel-level expertise, system optimizationFocus on embedded system development, hardware-software integration

The Contract Linux Kernel Engineer primarily works on kernel development, system optimization, and low-level Linux system tasks. In contrast, the Contract Embedded Linux Developer focuses on developing Linux-based software for embedded devices, often involving hardware integration. Both roles require Linux and C expertise but differ in scope and environment, catering to different industry needs.

What are the most commonly searched types of Linux Kernel Engineer jobs in New York? The most popular types of Linux Kernel Engineer jobs in New York are:
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Infographic showing various Contract Linux Kernel Engineer job openings in New York as of June 2026, with employment types broken down into 54% Full Time, and 46% Part Time. Highlights an 89% Physical, 4% Hybrid, and 7% Remote job distribution.

Junior Vulnerability Researcher (Cloud & Containers)

CACI International Inc

Florham Park, NJ • On-site

Full-time

Re-posted 23 days ago


Job description

Job Summary:
CACI International Inc is seeking a Junior Vulnerability Researcher with a strong background in systems-level engineering and cloud security. The role involves executing complex vulnerability research, developing automated tools, and analyzing containerized environments to enhance national cybersecurity infrastructure.
Responsibilities:
• Execute research into OCI runtimes (runc, crun) and Linux kernel primitives (namespaces, cgroups) to identify breakout and privilege escalation paths.
• Perform static and dynamic analysis on compiled binaries (Go, Rust, or C++) to map logic and identify potential security vulnerabilities.
• Develop and maintain custom fuzzing harnesses (e.g., AFL++, libFuzzer) to stress-test gRPC interfaces and microservice components.
• Use symbolic and concolic execution tools (e.g., Angr, Manticore) to automate the discovery of complex execution paths.
• Analyze containerized environments and system initialization logic to identify and document potential attack surfaces.
• Write custom Python3 scripts to automate research workflows, including firmware unpacking and memory analysis.
• Generate detailed technical reports and documentation for discovered vulnerabilities and research methodology.
Qualifications:
Required:
• An active Top Secret clearance.
• 3–5 years of professional experience in vulnerability research, reverse engineering, or systems-level software development.
• Proficiency in Go, Rust, or C/C++ and strong scripting skills in Python3.
• Experience with disassembly and decompilation tools such as IDA Pro, Ghidra, or Binary Ninja.
• Working knowledge of Linux kernel internals, specifically regarding container isolation (namespaces/cgroups).
• Hands-on experience with debugging tools like GDB and packet analysis tools like Wireshark.
• Familiarity with container orchestration (Kubernetes) and the OCI runtime specification.
• Demonstrated ability to conduct independent technical research and document complex findings.
Preferred:
• An active SCI clearance.
• Previous experience with fuzzing frameworks and vulnerability discovery in distributed systems.
• Understanding of x86 or ARM assembly language.
• Experience with cloud provider security (AWS, Azure, or GCP).
• Relevant security certifications or a history of participation in advanced CTF competitions.
Company:
At CACI International Inc (NYSE: CACI), our 27,000 talented and dynamic employees are ever vigilant in delivering distinctive expertise and technology to meet our customers’ greatest challenges in national security. Founded in 1962, the company is headquartered in Arlington, USA, with a team of 10001+ employees. The company is currently Late Stage.