Job description

Systems Software Engineer Company: Picarro Location: Santa Clara, CA (Onsite) Education: Bachelor’s Degree Required Position Overview Picarro is seeking a Systems Software Engineer to design, develop, and maintain robust software systems that support scientific instrumentation and data-driven applications. This role requires strong software engineering fundamentals, experience building reliable and maintainable systems in Python and Linux environments, and a solid understanding of software development best practices. The ideal candidate is comfortable working across system layers—from application logic to data processing—and can contribute to both software infrastructure and analytical workflows. Key Responsibilities Design, develop, and maintain systems-level software in Python Build reliable, testable, and maintainable code using modern software engineering practices Develop and maintain unit tests and automated test frameworks Work in collaborative Agile development environments using Git-based workflows Develop and optimize system components running on Linux-based platforms Build and support data pipelines, tools, and internal software frameworks Collaborate with cross-functional engineering teams (hardware, systems, data, and science teams) Support debugging, performance tuning, and system reliability improvements Contribute to architecture decisions and software design reviews Required Qualifications Bachelor’s degree in Computer Science, Engineering, Physics, Mathematics, or related field Strong proficiency in Python with experience building production-quality software Solid understanding of Linux operating systems and command-line tools Experience with collaborative software development (Git, code reviews, Agile workflows) Strong understanding of software engineering best practices (modularity, testing, documentation) Experience writing unit tests and building testable software systems Technical Skills Advanced Python programming Strong experience with software development workflows (Git, branching, CI/CD concepts) Unit testing frameworks (pytest or equivalent) Linux system usage and scripting Familiarity with modern Python libraries and constructs, including but not limited to NumPy Pydantic asyncio typing pathlib itertools collections Ability to design clean, maintainable, and reusable software components Preferred Qualifications Experience building or supporting scientific or instrumentation software systems Exposure to data analysis, data modeling, or visualization workflows Experience working in hardware-software integrated environments Familiarity with performance optimization and debugging complex systems Strong understanding of asynchronous programming concepts in Python Experience contributing to shared software frameworks or platforms The base salary range for this full-time position is $120K to $130K. 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.

Requirements

Must-haves

Systems Software Engineer
Company: Picarro Location: Santa Clara, CA (Onsite) Education: Bachelor’s Degree Required
Position Overview
The ideal candidate is comfortable working across system layers—from application logic to data processing—and can contribute to both software infrastructure and analytical workflows.
Design, develop, and maintain systems-level software in Python
Build reliable, testable, and maintainable code using modern software engineering practices
Develop and maintain unit tests and automated test frameworks
Work in collaborative Agile development environments using Git-based workflows
Develop and optimize system components running on Linux-based platforms
Build and support data pipelines, tools, and internal software frameworks
Collaborate with cross-functional engineering teams (hardware, systems, data, and science teams)
Support debugging, performance tuning, and system reliability improvements
Contribute to architecture decisions and software design reviews
Bachelor’s degree in Computer Science, Engineering, Physics, Mathematics, or related field

Nice-to-haves

Experience building or supporting scientific or instrumentation software systems
Exposure to data analysis, data modeling, or visualization workflows
Experience working in hardware-software integrated environments
Familiarity with performance optimization and debugging complex systems
Strong understanding of asynchronous programming concepts in Python
Experience contributing to shared software frameworks or platforms
We offer a comprehensive benefit package including:
Flexible Spending Account (FSA) and Health Savings Account (HSA) plans
Life, Short-Term Disability, and Long-Term Disability Insurance
Employee Referral Program

Application prep

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Keywords to mirror

pythonagileci/cd

Platform: greenhouse
Effort: quick

Benefits

Benefits detected in the listing.

Dental

Vision

401k

Paid Time Off

Wellness