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Low Level System Engineer C Jobs (NOW HIRING)

Jane Street

Low-Latency Engineer

New York, NY · On-site

The most important qualification is experience with low level systems programming and optimization, whether it is in C, C++, or any other language. About You * Experience with low level systems ...

Jane Street

Low-Latency Engineer

New York, NY · On-site

The most important qualification is experience with low level systems programming and optimization, whether it is in C, C++, or any other language. About You * Experience with low level systems ...

Apple

Software Engineer

Seattle, WA

$139K - $258K/yr

The engineers on our team possess a broad variety of expertise ranging from low-level system ... Familiarity with a programming language well suited to backend programming; like Golang, C, C ...

SimIS Inc.

Senior System Engineer (C)

Dahlgren, VA · On-site

$106K - $145K/yr

The candidate will provide system level requirements analysis, facility and system design, network ... Associate Systems Engineering Professional (ASEP) required . * Certified Systems Engineering ...

SimIS Inc.

Senior System Engineer (C)

Dahlgren, VA · On-site

$106K - $145K/yr

The candidate will provide system level requirements analysis, facility and system design, network ... Associate Systems Engineering Professional (ASEP) required . * Certified Systems Engineering ...

Apple

Darwin Runtime Engineer, Core OS

Cupertino, CA · On-site

$126K - $166K/yr

Passion for low-level system technologiesFluency in the C programming languageExperience with UNIX-like systemsSystem design and architecture skillsStrong understanding of operating system ...

Nastech Global

C++ Developer

Atlanta, GA · On-site

$47 - $63.50/hr

... low-level system programming concepts Excellent analytical and problem-solving abilities to identify and resolve technical challenges Proficiency in Git or similar version control systems

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Low Level System Engineer C information

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$53.5K

$127.2K

$167K

How much do low level system engineer c jobs pay per year?

As of Jun 18, 2026, the average yearly pay for low level system engineer c in the United States is $127,215.00, according to ZipRecruiter salary data. Most workers in this role earn between $98,000.00 and $157,000.00 per year, depending on experience, location, and employer.

Are C programmers still in demand?

C programmers are still in demand for low-level system development, embedded systems, and performance-critical applications. Skills in C are valuable for roles involving operating systems, device drivers, and firmware, often requiring knowledge of hardware and debugging tools. The demand remains steady due to the continued need for efficient, reliable software in various industries.

What is L1, L2, L3, and L4 engineer?

In the context of a Low Level System Engineer C role, L1, L2, L3, and L4 typically refer to different support or expertise levels within an organization. L1 engineers handle basic troubleshooting, L2 resolve more complex issues, L3 are senior specialists with deep technical knowledge, and L4 are often experts or engineers involved in advanced system design or escalation. These levels help define responsibilities, skill requirements, and escalation paths in technical support and engineering teams.

What is the difference between Low Level System Engineer C vs Embedded Systems Engineer?

AspectLow Level System Engineer CEmbedded Systems Engineer
Required CredentialsBachelor's in Computer Engineering or related; C programming skillsBachelor's in Electrical, Computer Engineering; C/C++ skills
Work EnvironmentHardware-near system development, OS integrationEmbedded device programming, firmware development
Industry UsageIT, telecommunications, hardware companiesConsumer electronics, automotive, aerospace

Low Level System Engineers C focus on developing and maintaining core system software using C, often working closely with hardware and OS components. Embedded Systems Engineers also work with C but specialize in programming embedded devices and firmware. While both roles require C skills and hardware interaction, Low Level System Engineers C typically work on system-level software, whereas Embedded Systems Engineers focus on embedded hardware applications.

What engineer makes $500,000 a year?

High-level engineers such as senior software engineers, principal engineers, or specialized roles like systems architects can earn $500,000 or more annually, especially with bonuses, stock options, or in high-paying industries like technology or finance. Achieving this level typically requires extensive experience, advanced skills, and often leadership responsibilities or unique expertise in areas like low-level system design or performance optimization.

What are the key skills and qualifications needed to thrive as a Low Level System Engineer C, and why are they important?

To excel as a Low Level System Engineer C, you need a strong understanding of computer architecture, operating systems, and proficiency in C programming, often backed by a degree in computer science or a related field. Familiarity with tools such as debuggers (e.g., GDB), version control systems like Git, and experience with embedded systems or driver development are typically required. Exceptional problem-solving skills, attention to detail, and a collaborative mindset help set candidates apart in this role. These abilities are crucial for developing efficient, reliable system software that interacts closely with hardware and underpins higher-level applications.

What are Low Level System Engineer C roles and responsibilities?

Low Level System Engineer C professionals work on the foundational layers of computer systems, focusing on hardware-software interaction, driver development, firmware, and performance optimization. Their responsibilities typically include designing, coding, and debugging low-level modules in C, interfacing directly with operating system kernels or hardware devices. They ensure efficient system performance, troubleshoot hardware-related issues, and contribute to the overall stability and security of embedded or real-time systems. These engineers often collaborate with hardware teams and may be involved in developing or maintaining device drivers, bootloaders, and system libraries.

What are some typical challenges faced by Low Level System Engineers working with C, and how can they be addressed?

Low Level System Engineers working with C often encounter challenges such as hardware compatibility issues, debugging complex memory management bugs, and ensuring efficient system performance. These engineers must have a deep understanding of hardware interfaces, operating system internals, and concurrency. To address these challenges, it's essential to use robust debugging tools, adhere to best practices for memory management, and collaborate closely with firmware, hardware, and QA teams. Regular code reviews and staying updated with the latest developments in system programming can also greatly help in overcoming these obstacles.
Infographic showing various Low Level System Engineer C job openings in the United States as of June 2026, with employment types broken down into 96% Full Time, and 4% Contract. Highlights an 96% In-person, and 4% Hybrid job distribution, with an average salary of $127,215 per year, or $61.2 per hour.
Low-Latency Engineer

Low-Latency Engineer

Jane Street

New York, NY • On-site

Full-time

Posted 25 days ago

Job description

About the Position
We are looking for a Software Engineer with experience in high-performance, low latency systems. You'll work closely with our quantitative researchers and developers, taking a holistic approach to design and optimize our fast-trading systems.
We build systems primarily in OCaml with only small amounts of C and C++, but you don't need any experience with OCaml in particular (we can teach it to you) or knowledge of the financial markets. The most important qualification is experience with low level systems programming and optimization, whether it is in C, C++, or any other language.
About You
  • Experience with low level systems programming and optimization, and working on network applications that require extremely low latency and high throughput
  • Can understand, interpret, and improve application performance through hardware performance counters and other profiling tools
  • Has a thorough understanding of modern computer architecture and can talk to others about it; for example, can you describe modern x86 AMD and Intel cache hierarchies?
  • Some experience with fast-packet processing in user space and common kernel-bypass implementations would be ideal (such as Solarflare OpenOnload/TCPDirect/ef_vi, Exablaze, InfiniBand verbs, DPDK)
  • Experience working around the performance challenges of languages with a managed runtime (such as Java or C#) and familiarity with a typed functional language are a plus

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