555 Microcontrollers jobs in the United States

Embedded Systems Engineer

Sunnyvale, California, United States

Hardware

Summary

Posted: Sep 24, 2025

Role Number:

We live in a mobile and device driven world where knowledge of the physical world around us is needed. We rely on this knowledge to get around, to learn about our environment and to enable spectacular new features for custom applications. Apple is meeting those needs as robustly and as creatively as possible and is interested in people who want to help meet that commitment. The success we are striving will be the result of very skilled people working in an environment which cultivates creativity, partnership, and thinking of old problems in new ways. If that sounds like the kind of environment that you find intriguing, then let's talk. These elements come together to make Apple an amazing environment for motivated people to do the greatest work of their lives. You will become part of a team that sets the standard in cultivating excellence, creativity and innovation. Will you help us design the next generation of revolutionary Apple products?

We’re looking for an Embedded Systems Engineer with a strong focus on digital interfaces, driver development, and test case creation to stress and expose silicon-level issues. You’ll be writing low-level code, building test frameworks, debugging at the hardware/software boundary, and working hands-on with lab equipment to validate and stress high-speed interconnects and memory systems. If you thrive on deep-diving into system-level problems, enjoy cracking tough bugs, and aren’t afraid of rolling up your sleeves in the lab, this role is for you. Come join a team of expert software and hardware engineers with a diverse set of backgrounds (Cellular Modems, Connectivity solutions, Device Drivers, CPUs and caching, kernel programming, embedded systems) to test Apple’s next-generation mobile products. Product lines include iPhones, iPads, Apple Watch, Apple-TVs, and Macs.

Description

The Embedded Systems Engineer will:

• Work with low level device drivers, firmware, and test scripts (C, Python, or similar).
• Design targeted test cases to exercise silicon designs and digital interconnects, with the goal of surfacing corner-case issues.
• Debug IO devices, functional units, and high-speed interfaces at both the software and hardware levels.
• Work with high-speed memory and communication standards (PCIe, MIPI, SPI, I²C, etc.).
• Use lab tools (DSOs, Logic Analyzers, Protocol Analyzers, etc.) to validate and debug hardware/software interactions.
• Collaborate with cross-functional teams to isolate, reproduce, and drive closure on complex system-level problems.
• Document findings, debug flows, and develop regression test suites for long-term validation coverage.

Minimum Qualifications

• BS and 3+ years of relevant industry experience

• Strong programming skills in C and Python (or similar)

• Solid background in embedded system architecture and software development

Preferred Qualifications

• Understanding of modern operating systems and multi-threaded systems.

• Proven experience with firmware and device driver development.

• Hands-on debug experience with modern lab instrumentation.

• Familiarity with crafting validation strategies for silicon and system-level designs.

• Excellent problem-solving mentality, proactive, and thorough.

• Willingness to travel internationally (~10%).

• Prior experience validating or debugging silicon bring-up.

• Familiarity with advanced validation automation frameworks.

• Exposure to high-performance compute or SoC design environments.

Pay & Benefits

At Apple, base pay is one part of our total compensation package and is determined within a range. This provides the opportunity to progress as you grow and develop within a role. The base pay range for this role is between $147,400 and $272,100, and your base pay will depend on your skills, qualifications, experience, and location.

Apple employees also have the opportunity to become an Apple shareholder through participation in Apple’s discretionary employee stock programs. Apple employees are eligible for discretionary restricted stock unit awards, and can purchase Apple stock at a discount if voluntarily participating in Apple’s Employee Stock Purchase Plan. You’ll also receive benefits including: Comprehensive medical and dental coverage, retirement benefits, a range of discounted products and free services, and for formal education related to advancing your career at Apple, reimbursement for certain educational expenses — including tuition. Additionally, this role might be eligible for discretionary bonuses or commission payments as well as relocation.Learn more about Apple Benefits. (

Note: Apple benefit, compensation and employee stock programs are subject to eligibility requirements and other terms of the applicable plan or program.

Apple is an equal opportunity employer that is committed to inclusion and diversity. We seek to promote equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, Veteran status, or other legally protected characteristics.Learn more about your EEO rights as an applicant ( .

Apple is an equal opportunity employer that is committed to inclusion and diversity. We seek to promote equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, Veteran status, or other legally protected characteristics.Learn more about your EEO rights as an applicant ( .

Apple will not discriminate or retaliate against applicants who inquire about, disclose, or discuss their compensation.

Apple participates in the E-Verify program in certain locations as required by law.Learn more about the E-Verify program ( .

Apple is committed to working with and providing reasonable accommodation to applicants with physical and mental disabilities. Reasonable Accommodation and Drug Free Workplace policy Learn more .

Apple is a drug-free workplace. Reasonable Accommodation and Drug Free Workplace policy Learn more .

Apple will consider for employment all qualified applicants with criminal histories in a manner consistent with applicable law. If you’re applying for a position in San Francisco, review the San Francisco Fair Chance Ordinance guidelines applicable in your area.

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Company Overview:

At Amperesand, we are revolutionizing the industrial power landscape with our groundbreaking Solid State Transformer systems. These systems transcend traditional transformer functionalities, offering advanced features tailored for data centers, EV charging, renewable energy, microgrids, and various industrial applications. We seek passionate individuals who are committed to developing innovative products that support global electrification at an unprecedented pace. Join us on our mission to build a remarkable global company, as we look for talented team members across diverse geographies.

Responsibilities:

• Lead the design and implementation of embedded bootloader architecture, embedded security, and shared platforms.
• Develop and optimize firmware for power electronics embedded systems, ensuring all functional and performance criteria are achieved.
• Collaborate closely with hardware teams to effectively integrate firmware with new and existing hardware components.
• Engage with a team of skilled engineers to tackle complex challenges, share insights, and maintain project timelines.
• Continuously explore and integrate new technologies, tools, and methodologies in the domain of embedded systems.

Qualifications:

• Bachelor's degree in Electrical Engineering, Computer Engineering, Software Engineering, Computer Science, Mechatronics, or a related field, along with 3+ years of professional experience or a comparable combination of experience showcasing exceptional skills.
• Proficient in C or C++ programming specifically for embedded systems.
• Strong understanding of low-level programming techniques and hardware interfacing.
• Familiarity with various Integrated Development Environments (IDEs) and debugging tools.
• Experience using version control systems, such as Git.
• Knowledge of real-time programming concepts and experience with real-time operating systems.
• Proven ability to write efficient code within resource constraints (memory and CPU).
• Experience implementing embedded system testing practices.
• Basic understanding of digital and analog electronics.
• Willingness and ability to travel up to 20%, including internationally.
• Exceptional written and verbal communication skills in English.

Job DescriptionJob Description

Job Title : R&D Software Engineer

Location : Plymouth, MN

Duration : 12+ months

Description:

As the Software Engineer, you'll provide technical contributions within a vibrant, high-performing R&D team that is redefining the treatment of structural heart disease.

You will lead and/or support key software workstreams including software development, software testing, non-product software testing, documentation, and other as directed.

Job Responsibilities

• Develop and maintain unit tests for C++, QML, and C codebases.

• Write and maintain comprehensive code documentation for Qt-based applications.

• Assist in building and customizing Linux distributions using Yocto Project.

• Manage Qt application dependencies and deployment strategies across platforms.

• Participate in UI/UX development using the Qt Framework, with a focus on usability and performance.

• Perform static and dynamic code analysis to ensure code quality and security.

• Conduct feature testing for NFC/BLE daemons and other embedded components, including:

• Capturing and analyzing logs.

• Identifying and reporting issues or anomalies.

• Collaborating with development teams to resolve concerns.

Required Qualifications

• Bachelor’s degree in computer science, Software Engineering, Electrical Engineering or similar.

• Experience in C, C++ family of coding .

• Ability to work with software developers and produce concise, unambiguous software design/test documentation.

• Flexibility to adapt workstreams to support business priorities.

• Self-motivated with ability to collaborate across multiple disciplines (e.g., electrical, software, systems) to meet program milestones.

• High motivation, technical curiosity and inclination to find creative ways forward when faced with challenges.

Qualifications

• Advanced degree in Computer Science, Computer Engineering or similar.

• Linux experience, including secure boot, kernel, LUKS configuration.

• Experience in developing and/or implementing UI/UX designs within Qt framework

• Experience in non-product software validation compliant with FDA 21 CFR Part 820, EU-MDR regulations, and ISO 13485.

• Familiarity with implementation of static and dynamic unit test tools, such as CodeSonar, Veracode, etc.

• Familiarity with cybersecurity principles and implementation of cybersecurity control measures.

• Familiarity with common code repositories and maintenance thereof (e.g., GIT, BitBucket).

• Experienced in the sequential phases of the medical device development from early feasibility and VOC through development, test, commercial launch, and post-market support.

• Experience in first-in-human and pivotal clinical trials.

• Experience and/or familiarity with cardiac anatomy and interventional cardiology.

Company DescriptionSelect Source International (SSI) is a distinguished staffing company with nearly 25 years of experience, renowned for delivering top-tier workforce solutions encompassing staffing, recruiting, and managed services. As a proud supplier, we bring a wealth of expertise and best-in-business differentiators to comprehensively support your diverse workforce needs.

Based in Minneapolis, Minnesota, USA, SSI has established itself as a global leader, serving a broad clientele across industries with unwavering dedication and excellence. SSI is ISO 9001, 14001, and Soc2 Type2 certified, underscoring our commitment to quality and security. We have garnered numerous sustainability and supplier awards, further validating our industry-leading capabilitiesCompany DescriptionSelect Source International (SSI) is a distinguished staffing company with nearly 25 years of experience, renowned for delivering top-tier workforce solutions encompassing staffing, recruiting, and managed services. As a proud supplier, we bring a wealth of expertise and best-in-business differentiators to comprehensively support your diverse workforce needs.

Based in Minneapolis, Minnesota, USA, SSI has established itself as a global leader, serving a broad clientele across industries with unwavering dedication and excellence. SSI is ISO 9001, 14001, and Soc2 Type2 certified, underscoring our commitment to quality and security. We have garnered numerous sustainability and supplier awards, further validating our industry-leading capabilities

Job DescriptionJob Description

Summary

The Embedded Engineer is responsible for developing and maintaining embedded software and device drivers for hardware products. This includes working with real-time operating systems (RTOS), interfacing with hardware components, and collaborating with cross-functional teams to implement new features and support product development.

Responsibilities

• Design, develop, and maintain embedded software and device drivers using C/C++.
• Implement and support communication protocols (I2C, SPI, UART, USB, Bluetooth).
• Develop software for displays, sensors, and control systems (e.g., PID controllers).
• Utilize RTOS environments and state machines for real-time applications.
• Interpret schematics and datasheets to support low-level software development.
• Use test equipment (oscilloscopes, multimeters, logic analyzers) for debugging and validation.
• Collaborate with hardware and software teams to integrate and test new features.
• Document software designs using modeling tools (e.g., flowcharts, sequence diagrams).
• Apply software testing methods, including static code analysis and environmental testing.

Required Qualifications

• Bachelor’s degree in Electrical Engineering, Computer Science, or related field.
• Minimum of 3 years' experience as an Embedded Engineer or similar role.
• Proficiency in embedded C/C++ development.
• Experience with RTOS and embedded systems design.
• Strong understanding of hardware/software integration.

Skills

• Experience with USB, Bluetooth stacks, and automotive protocols (e.g., OBD II).
• Familiarity with Agile development, SVN, JIRA, and UML.
• Knowledge of cellular communication (GSM, LTE, CDMA) and RS485.
• Knowledge of Renesas, MSP430 and/or Nordic
• Experience using JIRA for project tracking, issue management, and workflow optimization.
• Exposure to Python, Java, C#, and database systems.
• Ability to read schematics and analyze analog/digital signals.
• Strong communication and organizational skills.

Benefits

• A comprehensive health plan that includes medical , dental , and vision coverage to ensure you and your family have access to the care you need
• A 401(k)-retirement plan with a generous company match to help you save for your future and achieve your financial goals
• Other fringe benefits including Birthday & Anniversary bonus , company-wide discounts , legal services, short & long-term , etc.

Physical Demands and Work Environment

While performing the duties of this job, the employee is regularly required to talk or hear. The employee frequently is required to sit and occasionally stand, walk, use hands to handle or feel, reach with hands and arms, climb or balance, and stoop, kneel, crouch, or crawl. The employee must frequently lift and/or move up to 10 pounds and occasionally up to 25 pounds. Specific vision abilities required include close vision, vision, and the ability to adjust focus.

The employee may occasionally be exposed to moving mechanical parts, fumes, airborne particles, toxic or caustic chemicals, risk of electrical shock, and explosives. The noise level in the work environment is usually moderate, but ear protection may be required in some instances.

Company Overview:

At Amperesand, we are revolutionizing the industrial power landscape with our groundbreaking Solid State Transformer systems. These systems transcend traditional transformer functionalities, offering advanced features tailored for data centers, EV charging, renewable energy, microgrids, and various industrial applications. We seek passionate individuals who are committed to developing innovative products that support global electrification at an unprecedented pace. Join us on our mission to build a remarkable global company, as we look for talented team members across diverse geographies.

Responsibilities:

• Lead the design and implementation of embedded bootloader architecture, embedded security, and shared platforms.
• Develop and optimize firmware for power electronics embedded systems, ensuring all functional and performance criteria are achieved.
• Collaborate closely with hardware teams to effectively integrate firmware with new and existing hardware components.
• Engage with a team of skilled engineers to tackle complex challenges, share insights, and maintain project timelines.
• Continuously explore and integrate new technologies, tools, and methodologies in the domain of embedded systems.

Qualifications:

• Bachelor's degree in Electrical Engineering, Computer Engineering, Software Engineering, Computer Science, Mechatronics, or a related field, along with 3+ years of professional experience or a comparable combination of experience showcasing exceptional skills.
• Proficient in C or C++ programming specifically for embedded systems.
• Strong understanding of low-level programming techniques and hardware interfacing.
• Familiarity with various Integrated Development Environments (IDEs) and debugging tools.
• Experience using version control systems, such as Git.
• Knowledge of real-time programming concepts and experience with real-time operating systems.
• Proven ability to write efficient code within resource constraints (memory and CPU).
• Experience implementing embedded system testing practices.
• Basic understanding of digital and analog electronics.
• Willingness and ability to travel up to 20%, including internationally.
• Exceptional written and verbal communication skills in English.

About the job Embedded Systems Engineer

Skills: Embedded Systems, C, C++, MATLAB, Python, VBA, LEAN, Six Sigma, Debugging, Code Review, IP protocols, MODBUS, CAN Bus, RS 422, RS 485

Duties and Responsibilities

The Embedded Systems Engineer will have core duties and responsibilities to include:

• Design and implement software of embedded devices and systems from requirements to production and commercial deployment.
• Design and implement hardware embedded systems from requirements to production and commercial deployment, including design, schematic capture, component specification and PCB layouts.
• Design, develop, code, test, and debug system software.
• Review code as well as hardware design.
• Analyse and enhance efficiency, stability, and scalability of system resources.
• Integrate and validate new product designs.
• Support software QA and optimize I/O performance.
• Provide postproduction support.
• Interface with other design and development staff with Engineering Department.
• Assess third party and open-source software.

• At least three (3) years of professional industry experience in a related field.

• Highly motivated self-starter with drive to succeed.
• Exceptional communication skills and willingness to continually improve.
• Familiarity with developing real time software for embedded systems.
• Coding experience in MATLAB, python, C/C++, VBA, etc.
• Demonstrated collaboration, and facilitation skills.
• Flexible, friendly, and adaptive approach to working in a team-based culture.
• Expertise with commercial software qualification process related commercial software certification standards for embedded software.
• Familiarity with MODBUS, RS 422, RS 485, and CAN bus.
• Knowledge of data structures, algorithms, and software engineering principles.
• Keen listener and innate drive to succeed; and
• LEAN / Six Sigma aware.

• The successful candidate will have a Bachelor's degree or higher in Electronic Engineering or Computer Science with a minor or coursework in hardware and software design.
• Have current Certification in C or C++
• Have at least three (3) years of professional working experience in a related field.
• Have demonstrable coding proficiency with MATLAB, Python, C/C++, VBA, etc.
• Have knowledge and proficiency with commercial software qualification process related commercial software certification standards for embedded software.
• Minimum LEAN or Six Sigma aware, with at least two (2) years of practical working experience with testing, data acquisition and electronic systems design.
• Proven working experience in embedded systems engineering.
• Experience in hands-on development and troubleshooting on embedded targets.
• Proven experience in embedded systems design with pre-emptive, multitasking real-time operating systems.
• Familiarity with software configuration management tools, defect tracking tools, and peer review.
• Excellent knowledge of OS coding techniques, IP protocols, interfaces, and hardware subsystems.
• Excellent knowledge of reading schematics and data sheets for components; and
• Strong documentation and writing skills

• Work with the team to evaluate/specify proper MCU's and associated circuitry for module control and communication to meet industry spec and customer requirements by working with module design and verification teams.
• Assist in the design and maintain firmware architecture and II-VI module trunk code including proprietary OS, module control/communication applications, device drivers, for best performance
• Collaborate internally to develop solutions for addressing key requirement such as time critical communications, efficient digital signal processor interface, and mission-critical hardware controls.
• Help improve firmware development processes and code management systems for firmware quality control.
• Design and improve the workflow of module firmware configuration mechanisms, regression tests, and production preparation.
• Support marketing, sales, and FAE in solving production and customer field issues.
• Support embedded systems architecture, code base development, managing firmware development life cycle, and most importantly great business results.

• Advanced degree in Electrical Engineering, Computer Engineering, or equivalent field
• Masters degree or higher degree preferred.

• Proficient oral and written communication skills within an organization and with industry.
• Demonstrated success in coordinating, influencing, and organizing designs with cross function teams within an engineering department.
• Experience in software design and significant coding practice.
• Experience in ARM Cortex family MCUs and DSP processors.
• Experience with I2C, and SPI protocols.
• Experience with ADC's and DAC's.
• Proficient in C/C++ and assembly.
• Experience in optical transceiver design and implementation is a plus.

• This position is on-site
• May require occasional off-site meetings or travel
• Regular use of a computer and other office equipment is necessary
• Interaction with team members and external contacts is a regular part of the job
• May require occasional overtime and flexibility in work hours to accommodate the executive's needs

• Sitting for extended periods while working on a computer or conducting meetings.
• Use of hands and fingers for typing, writing, and handling documents.
• Occasional lifting of objects or materials up to 20 pounds for administrative tasks.
• Ability to communicate verbally and in writing.
• Mobility within the office environment to attend meetings or interact with colleagues.

• Prototype and integrate new hardware peripherals using your driver development and debugging skills
• Develop and maintain automated QA test infrastructure to validate hardware-software integration
• Participate in manual validation and debugging using lab tools (oscilloscope, soldering, harness building)
• Collaborate closely with electrical, mechanical, and software teams to ensure end-to-end system reliability
• Write and maintain embedded software in Python and C for our Linux-based scanner systems
• Build and deploy software and operating system components to embedded devices
• Write low-level firmware in C for STM32 microcontrollers, including motor and sensor interfaces
• Support field deployments and help resolve scanner performance issues through test-driven problem solving

• Bachelor's degree in Electrical Engineering, Computer Engineering, Computer Science, or similar
• 1-2 years of experience in embedded systems, firmware, or systems software (including internships)
• Proficiency in Python and C
• Strong grasp of software engineering fundamentals (version control, testing, modular design, PR reviews)
• Strong familiarity with Linux: command-line usage, system debug, and configuration
• Interest in QA practices, test development, and system validation techniques
• Excellent communication and collaboration skills; able to work cross-functionally

• Experience with Agile development practices
• Familiarity with OTA (Over-the-Air) firmware update systems
• Skills in mechatronics, mechanical prototyping, or electronics assembly
• Knowledge of image processing pipelines or image acquisition system

• System Architecture Design and Definition: Design and define robust, scalable, and efficient embedded system architectures for new products and features. This includes high-level design and integration of all system components.
• Technical Roadmap and Strategy Contribution: Contribute to defining and driving the embedded systems technical roadmap, ensuring alignment with overall company goals and product vision.
• Hardware-Software Integration: Oversee and guide the seamless integration of hardware and software components, ensuring optimal performance and functionality. This includes board bring-up and system-level debugging.
• Technology Selection and Evaluation: Evaluate and select appropriate microcontrollers, processors, development tools, operating systems (RTOS, embedded Linux), and wireless protocols (Bluetooth, Zigbee, Wi-Fi, LoRa, etc.) to meet system requirements.
• Performance and Optimization: Drive continuous improvement in system performance, power efficiency, scalability, and product stability through architectural decisions and optimization strategies.
• Defining Best Practices and Standards: Establish and promote best practices for embedded software development, including coding standards, code reviews, testing strategies, and documentation.
• Requirements Analysis and Translation: Translate complex product requirements into detailed technical specifications and architectural designs.
• Risk Assessment and Mitigation: Identify potential technical risks and challenges within the embedded system design and propose effective mitigation strategies.
• Documentation and Specification: Develop and maintain comprehensive system-level documentation, specifications, and architectural diagrams.
• Industry Trends and Compliance: Stay abreast of industry trends, emerging technologies, and relevant regulatory standards (e.g., ISO, IEC, safety-critical systems) to ensure architectural compliance and innovation.
• Troubleshooting and Debugging Guidance: Provide expert guidance and support for complex system-level debugging and troubleshooting.

• Bachelor's or Master's degree in Computer Science, Computer Engineering, Electrical Engineering, or a related field.
• 10+ years of experience in embedded systems development, demonstrating deep expertise in embedded systems architecture & design patterns.
• Proficiency in Python and C/C++.
• Familiarity with embedded Linux, RTOS, microcontrollers (ARM, RISC-V, etc.) including associated build systems.
• Experience with wireless protocols & connectivity architectures (Bluetooth, Zigbee, Wi-Fi, LoRa, etc.).
• Proven experience with end-to-end system architecture.
• Experience with scaled systems that have hit the edge cases and complexities of the real world.
• Extensive experience with diverse embedded operating environments (bare-metal, RTOS, embedded Linux).
• Experience with system-level debugging, board bring-up, and hardware/software integration.
• Knowledge of cybersecurity practices in embedded devices.
• Strong understanding of firmware development for IoT, industrial, automotive, or consumer electronics.
• Excellent interpersonal and communication skills, with the ability to interface with both technical and non-technical stakeholders.

• Experience with Agile development methodologies.
• Background in safety-critical or medical device software development.
• Experience with Bluetooth Low Energy and Wi-Fi.
• Experience with edge computing.
• Experience with pub-sub protocols (e.g., MQTT).

• The annual salary for this role is $200,000 - $230,000 + equity + benefits (including medical, dental, and vision)
• Flexible PTO
• Location: Remote, US
• Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender perception or identity, national origin, age, marital status, protected veteran status, or disability status.