Senior Embedded Software Developer – Switch/PHY API-Team

Microchip Technology Inc.; Herlev Kommune; On-site; DKK 700,000 - 1,000,000; Full time

Benefits offered by this job

Meals and snacks provided

Pension, healthcare, stock options

Job summary

Microchip Denmark invites an embedded software developer to design and maintain OS-agnostic C APIs for Ethernet PHYs and switches used in automotive and industrial applications. You will shape digital features like auto-negotiation, QoS, and IEEE 1588/PTP timing while ensuring security through MACsec and robust test infrastructure.

The role requires 5+ years in embedded C, experience with MISRA/ASPICE, and a collaborative mindset in a cross-disciplinary team, with English proficiency for global

Qualifications

• Strong proficiency in C and embedded software development.
• Experience in regulated environments with safety and quality standards.
• Ability to work independently and collaboratively in cross-functional teams.
• Solid communication skills in English (written and oral).
• 5+ years of applicable experience.

Responsibilities

• Design, develop, and maintain OS-agnostic C APIs for Ethernet PHYs and Switches.
• Focus on digital features such as: Auto-negotiation (aneg) and QoS.
• Time-stamping for IEEE 1588/PTP.
• MACsec security and traffic shaping/policing.
• Ensure APIs are intuitive, extensible, and maintain backward compatibility.
• Contribute to and maintain automated test infrastructure for API validation.
• Write MISRA-compliant C code aligned with ASPICE and automotive safety standards.

Skills

C programming

Embedded software

English communication

Team collaboration

Regulatory awareness

Education

Bachelor's degree in a relevant field

Tools

GIT

MISRA

ASPICE

ISO 26262

IEC 62443

Linux

Job description

Are you looking for a unique opportunity to be a part of something great? Want to join a 17,000-member team that works on the technology that powers the world around us? Looking for an atmosphere of trust, empowerment, respect, diversity, and communication? How about an opportunity to own a piece of a multi-billion dollar (with a B!) global organization? We offer all that and more at Microchip Technology Inc.

People come to work at Microchip because we help design the technology that runs the world. They stay because our culture supports their growth and stability. They are challenged and driven by an incredible array of products and solutions with unlimited career potential. Microchip’s nationally-recognized Leadership Passage Programs support career growth where we proudly enroll over a thousand people annually. We take pride in our commitment to employee development, values-based decision making, and strong sense of community, driven by our Vision, Mission, and 11 Guiding Values; we affectionately refer to it as the Aggregate System and it’s won us countless awards for diversity and workplace excellence.

Our company is built by dedicated team players who love to challenge the status quo; we did not achieve record revenue and over 30 years of quarterly profitability without a great team dedicated to empowering innovation. People like you.

Visit our careers page to see what exciting opportunities and company perks await!

Job Description

Are you passionate about embedded software and Ethernet technologies?

Join Microchip Denmark’s API team and help shape the future of Ethernet switch and PHY software interfaces. We’re looking for a skilled embedded developer to design and maintain OS-agnostic C APIs that enable advanced digital features in Ethernet devices used in automotive and industrial applications.

Key Responsibilities

• Design, develop, and maintain OS-agnostic C APIs for Ethernet PHYs and Switches.


• Focus on digital features such as:


• Auto-negotiation (aneg)


• Quality of Service (QoS)


• Time-stamping for IEEE 1588/PTP


• MACsec security


• Traffic shaping and policing.


• Ensure APIs are intuitive, extensible, and maintain backward compatibility.


• Contribute to and maintain automated test infrastructure for API validation.


• Write MISRA-compliant C code aligned with ASPICE and automotive safety standards.

Requirements/Qualifications

• Strong proficiency in C and embedded software development.


• Experience working in regulated environments with safety and quality standards.


• Ability to work independently and collaboratively in cross-functional teams.


• Solid communication skills in English (written and oral).


• Relevant technical education and 5+ years of applicable experience.

Bonus Skills

• Experience with Ethernet switch SoCs and PHYs.


• Familiarity with IEEE 802.1Q and basic Layer 2 forwarding concepts.


• Knowledge of QoS and/or TSN standards.


• Experience with tools and standards such as GIT, MISRA, ASPICE, ISO 26262, and IEC 62443.


• Exposure to standardization bodies or industry consortia.


• Some experience with Linux (user-space or kernel-space), Ruby, and/or CMake.

What We Offer

• A key role in a team developing cutting-edge Ethernet technologies.


• Career growth opportunities in both technical and managerial tracks.


• Collaboration with experts in chip design, networking, and standards.


• International work environment with travel opportunities.


• Informal and pleasant office culture with meals and snacks provided.


• Competitive compensation and benefits including pension, healthcare, and stock options.

Travel Time

0% - 25%