Role & seniority: Software Developer and Tester (PCIe Switch Fabric); mid-level experience (3–8 years) in embedded software development/validation.

Stack/tools: PCIe Gen4/Gen5/Gen6; embedded software/firmware; drivers and protocol stacks; configuration utilities; Linux driver development; C/C++, Python/Perl/Shell; U-Boot, Linux kernel, embedded RTOS; debugging tools, traffic generators, compliance test suites; protocol analyzers (LeCroy, Teledyne), DMA, memory mapping.

Top 3 responsibilities

Design and develop embedded software/firmware for PCIe switch fabric devices and components.
Create low-level drivers, protocol stacks, configuration utilities; build automation, test suites, and simulation frameworks for validation.
Debug complex PCIe interactions; analyze logs/ traces; ensure PCIe spec compliance; collaborate with hardware/validation teams.

Must-have skills: Bachelor’s/Master’s in CE/E.E. or related; 3–8 years in embedded software development/validation for PCIe/high-speed interconnects; strong PCIe architecture knowledge; C/C++, scripting; Linux driver development; experience with U-Boot/Linux kernel/RTOS; hands-on with debugging tools and compliance test suites.
Nice-to-haves: Experience with DMA, memory mapping, performance analysis; familiarity with protocol analyzers and test automation frameworks; data-center/storage/networking applications.
Location & work type: Colorado Springs, CO; onsite, 5 days/week.

Full Description

Job Title: PCIe Switch Fabric SW (Dev + Test)

Location: Colorado Springs, CO (Onsite- 5 days in a week)

We are seeking a highly skilled Software Developer and Tester specializing in PCI Express (PCIe) Switch Fabric technologies. In this role, you’ll design, develop, validate, and optimize embedded software and test frameworks that drive high-performance I/O interconnect and switching solutions used in data centers, storage systems, and networking platforms.

Key Responsibilities

Design and develop embedded software and firmware controlling PCIe switch fabric devices and components.
Implement low-level drivers, protocol stacks, and configuration utilities for PCIe Gen4/Gen5/Gen6 environments.
Develop automation scripts, test suites, and simulation frameworks to validate switch fabric functionality and performance.
Debug complex system interactions involving PCIe transactions, DMA operations, and memory mapping.
Collaborate with hardware, firmware, and validation teams to ensure functional integration and compliance with PCIe specifications.
Analyze logs, performance metrics, and protocol traces using tools such as LeCroy, Teledyne, or protocol analyzers.
Write detailed design and test documentation, driving continuous improvement in reliability and test coverage.

Required Qualifications

Bachelor’s or Master’s degree in Computer Engineering, Electrical Engineering, or a related field.
3–8 years of experience in embedded software development or validation for PCIe or high-speed interconnect systems.
Strong knowledge of PCIe architecture, protocol layers, configuration space, and switch fabric topology.
Proficiency in C/C++, scripting languages (Python, Perl, or Shell), and Linux driver development.
Hands-on experience with debugging tools, traffic generators, and compliance test suites.
Familiarity with U-Boot, Linux kernel, and embedded RTOS environments.

Soft Skills

Strong problem-solving mindset with attention to detail and structured debugging approach.
Excellent communication and documentation skills for cross-functional collaboration.
Self-driven and able to work independently in a fast-paced R&D environment.