Full-Time

EE Firmware and Applications Engineer

Cohu

Cohu

1,001-5,000 employees

Designs and sells semiconductor test equipment

No salary listed

San Diego, CA, USA

In Person

Category
Sales & Solution Engineering (2)
,
Required Skills
Git
C/C++
Requirements
  • Bachelor’s degree in computer engineering, electrical engineering, control engineering or a related field.
  • MSc, MEng, etc. desired
  • Minimum of 5 years of experience in the application support and firmware development of complex mechatronic systems, ideally in semiconductor backend equipment and a minimum of 5 years as a direct engineer in a discipline, preferably firmware development.
  • Strong proficiency in C and C++.
  • Strong understanding of microcontroller architecture, memory management, and digital circuit design.
  • Experience with technical standards and industrial development processes.
  • Experience in bootloader development and using GIT/SVN.
  • Experience with communication protocols like UART, SPI, I2C, CAN, EtherCAT.
  • Strong analytical and debugging skills to resolve complex technical challenges.
  • Understanding and/or working experience with thermal systems, motion control, control systems.
  • Willingness to travel as required for projects and customer support.
  • Excellent English communication skills.
Responsibilities
  • Present technical solutions and resolve system-level issues in collaboration with customers and stakeholders.
  • Collaborate with hardware engineers to interpret schematics, test prototypes, and validate hardware-software interaction.
  • Develop firmware for microcontrollers (e.g., ARM Cortex-M) in C/C++, focusing on bare-metal or RTOS environments.
  • Debug system issues using logic analyzers, oscilloscopes, and JTAG tools to troubleshoot code.
  • Maintain technical documentation, including design specifications and code comments.
  • Create low-level drivers for hardware peripherals (GPIOs, ADCs, Timers) and communication interfaces (CAN, USB, Bluetooth, IoT protocols). EtherCAT experience is a plus.
  • Acting as a technical interface to internal departments as well as customers and external partners.
  • Definition, alignment, and implementation of system requirements in close collaboration with hardware and mechanical engineering teams.
Desired Qualifications
  • MSc, MEng, etc. desired

Cohu provides test and inspection equipment for semiconductors, including test and inspection handlers, MEMS test modules, test contactors, thermal sub-systems, and automated test equipment. These capital instruments are designed, built, and sold to semiconductor manufacturers and test subcontractors, with services and support contracts generating recurring revenue. Cohu differentiates itself through an integrated portfolio that spans multiple test stages—handling, MEMS testing, contactors, and thermal subsystems—paired with a global service footprint. Its goal is to help customers reliably test and validate semiconductor devices across automotive, consumer, industrial, and medical applications to improve quality and yield.

Company Size

1,001-5,000

Company Stage

IPO

Headquarters

Poway, California

Founded

1945

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Simplify's Take

What believers are saying

  • AI data center and HPC demand drive 57% order growth and a $80–100M HPC revenue outlook for 2026.
  • A multi-year $100M win with a leading European semiconductor manufacturer anchors Krypton platform adoption in automotive and industrial markets.
  • $260M in convertible notes and $489M in cash fund Eclipse ramp and capture of the expanding semiconductor equipment cycle through 2026.

What critics are saying

  • Eclipse supply chain ramp-up is already pushing operating expenses to $55M and compressing gross margins into the mid-40% range by year-end 2026.
  • The $260M convertible notes mature in 2030 and create a refinancing or cash repayment cliff if the semiconductor cycle turns down before then.
  • Krypton and NEON platform adoption depend on sustained AI capex; a 30–40% hyperscaler spending pullback would erase Cohu’s primary growth driver and force margin compression.

What makes Cohu unique

  • Cohu’s Krypton inspection platform delivers 30% higher throughput via racetrack architecture and NV-Core vision technology.
  • The NEON HBM inspection platform targets a $750M computing opportunity with 80% revenue growth forecast in 2026.
  • Cohu’s acquisition of Tignis embeds AI/ML process control and analytics directly into its test and inspection equipment stack.

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Company News

Smartbroker Holding AG
Sep 25th, 2025
Cohu Announces Upsize and Pricing of 1.50% Convertible Senior Notes Offering

25.09.2025 - Cohu, Inc. (NASDAQ: COHU) (“Cohu” or the “Company,” “we” or “our”), a global supplier of equipment and services optimizing semiconductor manufacturing yield and productivity, today announced the pricing of $260.0 million aggregate principal amount ... Seite 1

Business Wire
Dec 18th, 2024
Cohu to Enhance Data Analytics and AI/ML Platform with Acquisition of Tignis

Cohu, Inc. (NASDAQ: COHU), a global supplier of equipment and services optimizing semiconductor manufacturing yield and productivity, today announced

Bakersfield.com
Dec 16th, 2024
Cohu to Enhance Data Analytics and AI/ML Platform with Acquisition of Tignis

Cohu, Inc. (NASDAQ: COHU), a global supplier of equipment and services optimizing semiconductor manufacturing yield and productivity, today announced that it has entered into a definitive agreement to acquire Tignis, Inc. ("Tignis"), a provider of artificial intelligence (AI) process control and analytics-based monitoring software.

MarketBeat
Aug 24th, 2024
Tributary Capital Management LLC Invests $11.78 Million in Cohu, Inc. (NASDAQ:COHU)

Tributary Capital Management LLC invests $11.78 million in Cohu, Inc. (NASDAQ:COHU).

Business Wire
May 22nd, 2024
Cohu Announces Multi-Year Estimated $100 Million Win For Test Automation And New Inspection Systems

POWAY, Calif.--(BUSINESS WIRE)--Cohu, Inc. (NASDAQ: COHU), a global supplier of equipment and services optimizing semiconductor manufacturing yield and productivity, today announced that a leading European electronics and semiconductor manufacturer selected Cohu’s test and inspection automation systems representing an estimated $100 million revenue opportunity over the next 5 years. In this benchmark award, certain Cohu products were requalified while Cohu also secured a first design-win for its Krypton next generation semiconductor inspection platform. Krypton is Cohu’s new inspection and metrology platform targeting the growing quality demands for automotive and industrial markets. Based on its unique racetrack architecture combined with Cohu’s sophisticated NV-Core vision technology, it delivers state-of-the-art inspection with up to 30% higher throughput and uptime compared to existing solutions