Embedded Systems Engineer III

LHH Recruitment Solutions; Milwaukee (WI); On-site; USD 110,000 - 150,000; Full time

Job summary

LHH Recruitment Solutions is seeking a Senior Embedded Systems Engineer in the Milwaukee metro area to design, develop, integrate, and support embedded systems used in complex environments. The position combines hands‑on software development with system‑level troubleshooting and cross‑functional collaboration, with strong C/C++ expertise and hardware interaction.

The role is onsite in the Northwest suburbs with occasional travel, offering technical leadership and mentorship to other engineers

Qualifications

• 6+ years of professional experience developing embedded systems or firmware.
• Advanced programming experience with C and/or C++.
• Strong understanding of embedded software architecture and real‑time operating systems.
• Experience developing or working with low‑level drivers and hardware interfaces.
• Hands‑on experience with hardware bring‑up and board‑level troubleshooting.
• Experience diagnosing issues that cross software and hardware boundaries.

Responsibilities

• Design, develop, test, and maintain embedded software and firmware.
• Lead technical design efforts involving multiple hardware and software components.
• Contribute to embedded system architecture and longer‑term technical direction.
• Diagnose challenging issues involving firmware, electronics, communications, and system integration.
• Support hardware bring‑up, validation, testing, and troubleshooting.
• Read and interpret electrical schematics and PCB‑related documentation.
• Collaborate with electrical, mechanical, software, quality, manufacturing, and other engineering teams.
• Establish and promote strong practices around coding, testing, documentation, and design.
• Perform root‑cause analysis using appropriate hardware and software debugging techniques.
• Mentor less‑experienced engineers and provide technical guidance on development and troubleshooting.
• Evaluate technologies and engineering approaches that could improve reliability, performance, maintainability, or security.
• Identify technical risks and provide input into project planning and engineering priorities.
• Create technical documentation, specifications, design materials, and engineering recommendations.
• Communicate project progress, technical challenges, risks, and resource considerations to stakeholders.
• Participate in technical discussions with customers, including requirements gathering, solution reviews, testing, and troubleshooting.
• Adapt quickly when urgent technical or business priorities arise.
• Travel occasionally for customer or project‑related needs.

Skills

C/C++

Embedded systems

RTOS

Hardware interfaces

Embedded debugging

Problem solving

Communication skills

Education

Bachelor's degree in Electrical Engineering / Computer Engineering / Software Engineering / Computer Science

Job description

Northwest suburbs of Milwaukee, WI (onsite / 10% travel)

Full time, direct hire

Position Overview

We are seeking an experienced Senior Embedded Systems Engineer to help design, develop, integrate, and support embedded systems used in complex technical environments. This position combines hands‑on embedded software development with system‑level troubleshooting, architecture, technical leadership, and cross‑functional collaboration. The ideal candidate has strong C/C++ expertise, experience working closely with hardware, and the ability to troubleshoot issues spanning firmware, electronics, communications, and overall system integration. This is a senior individual contributor role that will also provide technical guidance to other engineers and participate in customer‑facing technical discussions when needed.

Key Responsibilities

• Design, develop, test, and maintain embedded software and firmware.
• Lead technical design efforts involving multiple hardware and software components.
• Contribute to embedded system architecture and longer‑term technical direction.
• Diagnose challenging issues involving firmware, electronics, communications, and system integration.
• Support hardware bring‑up, validation, testing, and troubleshooting.
• Read and interpret electrical schematics and PCB‑related documentation.
• Collaborate with electrical, mechanical, software, quality, manufacturing, and other engineering teams.
• Establish and promote strong practices around coding, testing, documentation, and design.
• Perform root‑cause analysis using appropriate hardware and software debugging techniques.
• Mentor less‑experienced engineers and provide technical guidance on development and troubleshooting.
• Evaluate technologies and engineering approaches that could improve reliability, performance, maintainability, or security.
• Identify technical risks and provide input into project planning and engineering priorities.
• Create technical documentation, specifications, design materials, and engineering recommendations.
• Communicate project progress, technical challenges, risks, and resource considerations to stakeholders.
• Participate in technical discussions with customers, including requirements gathering, solution reviews, testing, and troubleshooting.
• Adapt quickly when urgent technical or business priorities arise.
• Travel occasionally for customer or project‑related needs.

Qualifications

• Bachelor's degree in Electrical Engineering, Computer Engineering, Software Engineering, Computer Science, or a related technical discipline.
• 6+ years of professional experience developing embedded systems or firmware.
• Advanced programming experience with C and/or C++.
• Strong understanding of embedded software architecture and real‑time operating systems.
• Experience developing or working with low‑level drivers and hardware interfaces.
• Hands‑on experience with hardware bring‑up and board‑level troubleshooting.
• Experience diagnosing issues that cross software and hardware boundaries.
• Working knowledge of common embedded communication technologies, such as:
• I2C
• SPI
• UART
• CAN
• Ethernet
• Ability to read and interpret schematics and other hardware design documentation.
• Experience using embedded debugging and diagnostic tools.
• Strong problem‑solving and root‑cause analysis abilities.
• Ability to manage multiple technical priorities in a structured manner.
• Strong written and verbal communication skills.
• Ability to communicate effectively with both technical and nontechnical stakeholders.

Equal Opportunity Employer/Veterans/Disabled

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The Company will consider qualified applicants with arrest and conviction records in accordance with federal, state, and local laws and/or security clearance requirements, including, as applicable:

• The California Fair Chance Act
• Los Angeles City Fair Chance Ordinance
• Los Angeles County Fair Chance Ordinance for Employers