Software Engineer – Networking & Drivers (C)

Xsight Labs; United States; On-site; USD 85,000 - 110,000; Full time

Job summary

Xsight Labs is building high-performance networking solutions. As a Software Engineer, you will develop low-level C software, bring up new hardware, and collaborate with firmware, silicon, and verification teams to ship production-quality code.

You’ll implement features in C for user-space and kernel-adjacent paths, contribute to device-driver work, and participate in lab-based SW/HW integration and end-to-end data-path validation.

Qualifications

• 1–4 years of software development in C.
• Outstanding team player with strong verbal and written communication skills.

Responsibilities

• Implement and optimize features in C for user-space and kernel-adjacent components (e.g., packet I/O paths, drivers, utilities).
• Contribute to device driver development: design, debug, testing, and performance tuning.
• Work hands-on in the lab on SW/HW integration, board bring-up, and end-to-end data-path validation.
• Investigate complex issues using logs, packet captures, and profilers; propose and land robust fixes.
• Add automated tests, improve CI signals, and write clear documentation and design notes.
• Collaborate in code reviews and design discussions; learn from senior mentors and share knowledge with peers.

Skills

C programming

Teamwork

Communication skills

Education

Bachelor's Degree in CS or EE

Tools

DPDK

GDB

Job description

About the role

An empAbout the role

Xsight Labs is building high-performance networking solutions for scale-out infrastructure. As a Software Engineer, you'll develop and optimize low-level software in C, help bring up new hardware, and collaborate closely with senior engineers across firmware, silicon, and verification to ship production-quality code.

What you’ll do

• Implement and optimize features in C for user-space and kernel-adjacent components (e.g., packet I/O paths, drivers, utilities).
• Contribute to device driver development: design, debug, testing, and performance tuning.
• Work hands-on in the lab on SW/HW integration, board bring-up, and end-to-end data-path validation.
• Investigate complex issues using logs, packet captures, and profilers; propose and land robust fixes.
• Add automated tests, improve CI signals, and write clear documentation and design notes.
• Collaborate in code reviews and design discussions; learn from senior mentors and share knowledge with peers.

ty job that is used for creating requisitions 'from scratch'

Basic Qualifications

• 1--4 years of software development in C
• Outstanding team player with strong verbal and written communication skills

Preferred Qualifications

• Knowledge of networking protocols (Ethernet/IP/TCP/UDP)
• Experience with SW/HW integration (lab bring-up, measurement, debug)
• Device driver design, development, debugging, and testing experience
• Experience with DPDK user-space application development

Nice to have (optional)

• Knowledge of RDMA technology
• Solid Linux fundamentals (processes, memory, concurrency, sockets)
• Scripting for tooling/automation (Python , Bash)
• Familiarity with profiling and debugging tools (gdb, perf, tcpdump/Wireshark)
• Bachelor's Degree in Computer Science or Electrical Engineering

Basic Qualifications

• Bachelor's Degree in Computer Science or Electrical Engineering
• 1--4 years of software development in C
• Outstanding team player with strong verbal and written communication skills

Preferred Qualifications

• Knowledge of networking protocols (Ethernet/IP/TCP/UDP)
• Experience with SW/HW integration (lab bring-up, measurement, debug)
• Device driver design, development, debugging, and testing experience
• Experience with DPDK user-space application development

Nice to have (optional)

• Knowledge of RDMA technology
• Solid Linux fundamentals (processes, memory, concurrency, sockets)
• Scripting for tooling/automation (Python , Bash)
• Familiarity with profiling and debugging tools (gdb, perf, tcpdump/Wireshark)