2 years of professional software development experience, primarily in Python
Experience in building desktop or web applications
Proficient in writing automated tests and debugging
Working knowledge of multithreading and concurrency
Proficient with Git and collaborative development practices
Hands-on experience with hardware and test stations
Strong written communication skills in English
Responsibilities
Develop and maintain Python desktop applications for calibration and quality testing
Write and maintain instrument drivers for various protocols
Build PyQt graphical user interfaces for user interaction
Develop real-time plots for streaming sensor data
Support manufacturing test station software for various QA processes
Integrate test results with the Manufacturing Execution System (MES)
Benefits
Opportunity to work in a hands-on engineering role
Exposure to a variety of technologies and protocols
Collaborative team environment
Potential for career growth in a dynamic company
Engagement with both software and hardware aspects of engineering
Full Job Description
Software Engineer
Pivotal Systems is looking for a Software Engineer to join our engineering team in Fremont, CA. This is a versatile, hands-on role for an engineer early in their career: you'll build Python application software, test and calibration software, and graphical user interfaces for our gas flow controller products.
Key Responsibilities
Develop and maintain Python desktop applications that run calibration and quality-test workflows
Write and maintain instrument drivers over RS-232 and RS-485, including ASCII protocols, Modbus RTU, flow references (piston provers, flow meters), relay boards, and pressure sensors
Build PyQt graphical user interfaces for operators and engineers: control panels, per-device views, parameter tables, progress tracking, and logs
Develop real-time plots of streaming sensor data and offline viewers for exported test data
Develop and support manufacturing test station software for calibration, flow verification, leak test, response time, and final QA
Integrate test results with our Manufacturing Execution System (MES)
Required Qualifications
About 2 years of professional software development experience, primarily in Python
Experience building desktop GUI application or web application
Experience writing automated tests and debugging methodically, from logs to root cause
Working knowledge of multithreading and concurrency basics
Proficiency with Git and collaborative development practices such as code review
Comfortable working hands-on in a lab with hardware, instruments, and test stations
Clear written communication in English, including technical documentation
Ability to switch between application, test, and GUI work, and to own tasks through completion
Preferred Qualifications
Experience with serial instrument communication (RS-232/RS-485, Modbus, SCPI)
Experience with manufacturing test, test automation, or MES platforms
Background in calibration, metrology, flow or pressure measurement, or semiconductor capital equipment
Experience with numerical analysis, curve fitting, statistics, or statistical process control (SPC)
Experience with SQL
Experience with pyqtgraph, numpy, openpyxl, PyInstaller, or Qt internationalization
