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Active
On-site
Santa Clara, CA
Posted · 20.09.2026
Greenhouse (US)

# Senior Electrical Engineer

Picarro, Inc

Senior Electrical Engineer   Location: Sana Clara, CA Role Summary: We’re hiring a Senior Electrical Engineer – Mixed-Signal & Digital Systems to design and deliver the next generation of cavity ring-down spectroscopy (CRDS) instruments. In this role, you will own mixed-signal electronics, schematic capture, and PCB layout, applying best practices in grounding, shielding, and signal integrity. You will also handle incremental firmware maintenance in close partnership with the embedded software architect and consultants. Your work will directly influence the precision, stability, and scalability of systems used worldwide in environmental, industrial, and scientific applications. Key Responsibilities: Design and validate mixed-signal circuits and PCBs for high-precision instrumentation Apply best practices in layout, grounding, shielding, and impedance control to minimize noise and interference Perform schematic capture and PCB layout in Altium (or equivalent) and run mixed-signal simulations in SPICE or similar tools Debug and validate designs in the lab using oscilloscopes, logic analyzers, VNAs, and other instrumentation Perform incremental maintenance of embedded firmware (e.g., driver updates, pin mappings, bring-up tweaks) in collaboration with the embedded architect Collaborate closely with optical, analog, and mechanical engineers to integrate electronics into complex systems Document designs, maintain revision control, and contribute to shared engineering standards Qualifications: BS/MS in Electrical Engineering or related field 10+ years in mixed-signal circuit and PCB design for high-performance systems Proficiency in schematic capture and PCB layout tools (Altium preferred) Experience with mixed-signal simulation (SPICE or equivalent) Strong grounding, shielding, and signal integrity practices for noise-sensitive systems Familiarity with FPGA firmware (VHDL/Verilog) and embedded C/C++ for maintenance and bring-up Strong communication skills and ability to work in multidisciplinary teams The base salary range for this full-time position is $170K to $180K. Our total compensation packages include base salary, bonus eligibility, and equity. Your base salary range and title will be determined based on the location, experience, qualification, skills, knowledge, level, and pay of employees in similar positions. We offer a comprehensive benefit package including: Medical, Dental, and Vision insurance Flexible Spending Account (FSA) and Health Savings Account (HSA) plans Life, Short-Term Disability, and Long-Term Disability Insurance Paid Time Off and Paid Holidays Employee Referral Program 401K Social events (summer picnic, holiday party, team lunches, etc.) On-site Health & Wellness programs (fitness challenges, outdoor bootcamp, flu-shots, etc.) About Picarro: We are the world's leader in timely, trusted, and actionable data using enhanced optical spectroscopy. Our solutions are used in a wide variety of applications, including natural gas leak detection, ethylene oxide emissions monitoring, semiconductor fabrication, pharmaceutical, petrochemical, atmospheric science, air quality, greenhouse gas measurements, food safety, hydrology, ecology, and more. Our software and hardware are designed and manufactured in Santa Clara, California and are used in over 90 countries worldwide based on over 65 patents related to cavity ring-down spectroscopy (CRDS) technology and are unparalleled in their precision, ease of use, and reliability. At Picarro, we are committed to fostering a diverse and inclusive workplace. All qualified applicants will receive consideration for employment without regard to race, sex, color, religion, national origin, protected veteran status, gender identity, social orientation, or disability. Posted positions are not open to third-party recruiters/agencies, and unsolicited resume submissions will be considered free referrals.  At Picarro, we strive to ensure that all individuals, regardless of their abilities, have equal opportunities. If you are an individual with a disability and require reasonable accommodation to complete any part of the application process or are limited in the ability or unable to access or use this online application process and need an alternative method for applying, please contact Picarro, Inc. at disabilityassistance@picarro.com for assistance.   

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