Principal Engineer – Software

Microchip Technology Inc.

. Develop, integrate, and maintain Ethernet device drivers and supporting software for Microchip USB- and PCIe-based network interface devices .

Posted 10/20/2026full-timeUnited StatesLead💰 $75,000 - $232,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive experience in developing and maintaining Ethernet device drivers and supporting software across multiple operating systems, including Linux and Windows. Proficient in low-level networking software development, debugging, and collaborating with cross-functional teams to deliver high-quality solutions.

Highest-signal resume keywords

C/C++ ProgrammingEmbedded Software DevelopmentDevice Driver DevelopmentEthernet Protocol KnowledgeCross-Platform Collaboration

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Embedded Software DevelopmentDevice Driver DevelopmentC/C++ ProgrammingPython ProgrammingLow-Level Networking SoftwareProcessor Architecture KnowledgeOperating System InternalsDebugging SkillsSystem-Level Issue ReproductionBoard-Level Schematic Reading

Soft Skills

Strong Written CommunicationStrong Verbal CommunicationOwnership of Technical WorkEffective CollaborationAdaptability

Tools & Technologies

Protocol AnalyserOscilloscopeLogic Analyser

Industry Keywords

EthernetPCIeUSBRTOSARMX86ConcurrencyInterruptsDMAMemory Management

Tech Stack

Tools & technologies

LinuxMacOSPythonRTOSC++

About the role

Key responsibilities & impact

Develop, integrate, and maintain Ethernet device drivers and supporting software for Microchip USB- and PCIe-based network interface devices
Work across Linux, Windows, QNX, VxWorks, and other embedded or real-time platforms
Collaborate with hardware, firmware, validation, applications, and customer-support teams in the United States, Denmark, and India
Develop detailed understanding of Microchip USB- and PCIe-based Ethernet NIC architecture, specifications, interfaces, and use cases
Apply technical knowledge during driver design, integration, debugging, and customer support
Design, implement, and maintain Ethernet Network Controller device drivers and supporting tools for multiple operating systems
Create design, development, and support documentation
Support customer integration by reproducing system-level issues
Analyze driver, protocol, performance, and hardware interactions
Identify root causes and deliver verified resolutions

Requirements

What you’ll need

Bachelor’s or master’s degree in CE, EE, CS, or a related field with 10+ years relevant experience
Experience developing embedded software, device drivers, or low-level networking software for Linux, QNX, Windows, macOS, or other operating systems, including RTOS platforms
Strong programming skills in C/C++
Working experience with Python
Knowledge of processor architectures and operating-system internals, including concurrency, interrupts, DMA, memory management, and device I/O
Experience developing software for ARM or x86 platforms is preferred
Knowledge of Ethernet, PCIe, USB, or other bus communication protocols is preferred
Ability to read board-level schematics
Ability to support hardware and driver bring-up
Ability to debug systems using protocol analysers, oscilloscopes, and logic analysers
Strong written and verbal communication skills
Ability to take ownership of complex technical work
Ability to collaborate effectively across geographically distributed teams
Ability to independently adapt plans as product requirements and priorities change

Benefits

Comp & perks

Restricted stock units
Quarterly bonus payments
Health benefits beginning day one
Retirement savings plans
Industry-leading ESPP program with a 2-year look-back feature
Collaborative and engaging work environment
International work environment and opportunities to travel
Opportunities to work with leading-edge technologies