Espressif Systems is looking for motivated semester interns to join us for a 6-month internship program in Singapore. This internship will provide hands-on experience in module-level and chip-level verification of wireless system designs. As an intern, you will contribute to building reliable and energy-efficient wireless SoCs and collaborate with design engineers to ensure design quality and accuracy.

Internship Responsibilities:

1. Assist in formulating verification plans for modules, establishing verification environments, and completing module-level and chip-level verification

2. Assist in executing regression tests to improve verification coverage

3. Support FPGA engineers and software engineers in completing FPGA prototype testing

4. Work with chip design engineers to identify and fix design defects

5. Ensure the integrity of chip designs and guide the design team in implementing a verifiable design process

Internship Requirements:

1. Bachelor’s degree or above in Electronic Engineering, Computer Engineering, or related fields

2. Familiar with Verilog and C/System Verilog verification

3. Skilled in scripting languages such as Python, Ruby, Shell, or Tcl

4. Familiarity with UVM is preferred; candidates with a foundation in OOP programming (e.g., C++, Java) are preferred.

5. Availability to commit to an internship duration of at least 6 months

Job Responsibilities

1. Design, verify, and optimize CPU microarchitecture to meet instruction set architecture (ISA) functional and performance requirements.
2. Design processor datapaths, control logic, and memory hierarchy.
3. Research and apply advanced techniques—such as superscalar execution, multithreading, branch prediction, out-of-order execution, and multi-level caches—to improve processor performance and efficiency.
4. Work closely with other hardware engineers, software engineers, and verification engineers to ensure thorough validation of CPU functionality and performance.
5. Write and maintain CPU design documentation, including specifications, functional descriptions, and microarchitecture manuals, to support hardware and software development teams.
6. Design multi-core and heterogeneous processor architectures.

Qualifications

1. Bachelor’s degree or above in Computer Engineering, Electrical Engineering, Microelectronics, or related fields.
2. Preferably 5 years of CPU design experience, with solid knowledge of processor architecture, microarchitecture, datapath design, control logic, and memory hierarchy.
3. Familiarity with the C910 instruction set and related processor architectures; prior experience designing processors based on this architecture is a plus.
4. Proficiency in hardware description languages such as Verilog or VHDL, with strong logical design and engineering implementation skills.
5. Solid understanding of computer architecture and operating system principles, and knowledge of processor performance and efficiency optimization techniques.
6. Strong teamwork skills, good communication and organizational abilities, and good English reading and writing skills, with the ability to read and write technical documentation and reports.

Preferred Qualifications

1. Experience with performance modeling, simulation, and verification; familiarity with computer architecture and performance analysis tools.
2. Experience in RISC-V processor architecture design.
3. Experience in CPU microcode design and optimization.
4. Experience in CPU power management and power optimization.
5. Experience in implementing CPU security and cryptography technologies.

Job Responsibilities

1. Define verification plans and test cases based on chip design specifications, and establish the verification environment

2. Collaborate with chip design engineers in identifying and fixing design defects and continuously improve verification coverage

3. Participate in gate-level simulation and formal verification

4. Optimize tools and the verification environment to enhance verification efficiency

Job Requirements

1. Bachelor's degree or above in Electronic Engineering, Computer Engineering, Computer Science, or related fields

2. Familiar with Verilog, C, System Verilog, UVM

3. Familiar with scripting languages such as Perl, Shell, and or Tcl

Espressif Systems is a global leader in innovative wireless SoC and IoT solutions, with a strong focus on designing and developing cutting-edge products. Our mission is to empower a smart and connected world through continuous innovation and unparalleled customer support.

We are seeking a highly motivated, skilled, and passionate Analog IC Designer to join our team. The successful candidate will possess a genuine interest in analog design, a strong ability to learn independently, and be hands-on in their approach to design work.

Key Responsibilities

1. Develop and optimize analog circuits for various applications, including but not limited to power management, buck converters, bandgap references, crystal oscillators, phase lock loops, power amplifiers, low noise amplifiers, signal conditioning, and data converters.

2. Independently learn and stay updated on the latest trends and best practices in analog design.

3. Perform hands-on design and layout of critical circuits, ensuring high performance and reliability.

4. Create accurate and efficient models of analog components and systems for simulation purposes.

5. Derive transfer functions of circuits to analyze and predict system performance.

6. Collaborate effectively with cross-functional teams, including digital designers, firmware engineers, and system architects to meet tight project schedules.

7. Maintain a careful and meticulous approach to design work, ensuring thorough documentation, testing, and validation of designs.

Qualifications

1. Bachelor's or Master's degree in Electrical Engineering or a related field.

2. years of experience in analog design, preferably in the semiconductor or wireless communication industry.

3. Demonstrated expertise in analog circuit design, simulation, and layout tools, such as Cadence Virtuoso, MMSIM, SpectreRF, AMS, QRC, Calibre, or similar.

4. Strong knowledge of analog design principles, circuit analysis, amplifier compensation, component matching, device reliability, ESD design, etc.

5. Proficient in building and validating models for analog components and systems.

6. Familiarity with deriving and analyzing transfer functions of circuits to predict system performance.

7. Excellent teamwork and communication skills, with a proven ability to work effectively in a fast-paced, collaborative environment.

8. Strong attention to detail, with a meticulous and methodical approach to design work and problem-solving.

9. Ability to work well under pressure, meet tight deadlines, and adapt to changing priorities.