Sr. Electrical Engineer

Our client, a rapidly growing biotech startup developing next-generation sample preparation and genomic analysis instrumentation is seeking a Sr. Electrical Engineer to support the design, development, and integration of next-generation genomic instrumentation. This role will lead board-level electronic design, embedded system integration, prototyping, and hands‑on bring‑up within a collaborative R&D environment. This is a high‑impact role with visibility across engineering, product, and scientific teams.

Location: Pleasanton, CA (East Bay)

Employment Type: Full-Time (Direct Hire)

Salary Range: $155k–$190k+ (DOE), plus equity

Hours: Standard day schedule (M–F, onsite)

Relocation support: Considered for strong candidates within CA

• Design, develop, and validate mixed‑signal PCB assemblies for biotech instrumentation.
• Lead schematic capture, component selection, and layout review (Altium preferred).
• Develop and integrate embedded systems using microcontrollers (STM
  32/TI).
• Implement and debug I2C, SPI, UART, USB and related communication interfaces.
• Perform hands‑on bring‑up, prototyping, and electrical characterization
  .
• Utilize oscilloscopes, logic analyzers, and other test equipment for troubleshooting.
• Collaborate closely with firmware, software, mechanical, and assay teams to drive system integration.
• Support transition from R&D to manufacturing and scalable production
  .

• MSc or PhD in Electrical Engineering (BS considered with strong experience).
• 3+ years of professional experience in device, instrumentation, semiconductor, biomedical, or electromechanical systems
  .
• Proven experience in PCBA hardware development and board-level debugging.
• Strong background in analog + digital circuit design and analysis
  .
• Embedded experience writing or debugging low‑level drivers in C.
• Hands‑on lab experience with oscilloscopes, logic analyzers, DMMs.

• Experience developing instrumentation used in life sciences or diagnostics
  .
• Comfortable working hands‑on and iteratively in a startup/R&D lab environment.
• Ability to assess system-level behavior, root cause failures, and drive solutions.
• Self‑driven, collaborative, and proactive problem solver.

• Opportunity to join early in the growth trajectory of a well‑backed biotech startup.
• Competitive salary + meaningful equity participation.
• Medical, dental, and vision coverage.
• Flexible PTO and a collaborative team environment.

Yoh, a Day & Zimmermann company, is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

Visit to contact us if you are an individual with a disability and require accommodation in the application process.

For California applicants, qualified applicants with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. All material job duties described in this posting are job duties for which a criminal history may have a direct, adverse, and negative relationship potentially resulting in the withdrawal of a conditional offer of employment.

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