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Quantumsi25

Senior Software Engineer, Instrument Control

Quantumsi25 · San Diego, CA

Posted 28 days ago · $155,000 - $175,000

or apply directly on Quantumsi25's site. We never take the application ourselves.

Is this posting real?

This role has been open
28 days
Quantumsi25's roles stay open a median of 26 days
Reposted
No
Salary listed
Yes
100% of Quantumsi25's roles list one
Ghost-job risk at Quantumsi25
low
0 stale, 0 reposted of 8 open
Hiring momentum
8 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-09-17

Measured from postings appearing on and disappearing from Quantumsi25's own greenhouse board since 2026-08-03. Full hiring picture for Quantumsi25.

About this role

The Senior Software Engineer for Instrument Control will be responsible for designing, developing, and maintaining software for advanced life science research instruments. This role involves working across the full technology stack, integrating data acquisition, motion control, and user interfaces, while also improving existing software architecture and troubleshooting issues. The engineer will collaborate with systems integration and engineering teams to implement new functionalities and ensure high performance and reliability of the instruments.

Our read on this posting4.4out of 5
benefits
4/5
freshness
4/5
career value
4/5
role clarity
5/5
pay transparency
5/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Quantumsi25 as an employer.

What you need

  • Bachelor’s degree in Computer Science, Electrical Engineering or related discipline (or equivalent practical experience)
  • 5+ years of professional experience in software development, with a strong focus on C#
  • Experience with .NET 6+ for developing and maintaining cross-platform applications
  • Familiarity with Linux operating systems (Ubuntu preferred)
  • Proficiency with Git and collaborative development workflows, including code review and Agile/Scrum practices
  • Experience with automated testing (unit and integration) and CI/CD pipelines

Nice to have

  • Interfacing with communication protocols (Serial, USB, I2C, CAN)
  • Knowledge of control systems, including PID control loops, motion control, and trajectory planning
  • Proficiency in developing GUIs using Avalonia
  • Experience with Python scripting for automation and control logic
  • Experience with Linux system-level scripting and configuration (e.g., bash, systemd, udev)

What you get

  • Comprehensive medical, dental, and vision insurance coverage
  • Health Savings Account (HSA) and Flexible Spending Account (FSA) options, where applicable
  • Company-paid life and accidental death & dismemberment (AD&D) insurance
  • Short-term and long-term disability coverage
  • Employee Assistance Program (EAP) resources to support personal and professional well-being
  • Discretionary paid time off and company-paid holidays

Worth weighing

  • No remote work mentioned, position is likely on-site in San Diego, CA
  • No information on company culture or team dynamics provided
  • Candidates must be authorized to work in the United States; no visa sponsorship available

Summarised from Quantumsi25's posting. Read the full original.

Listed by Quantumsi25 on their greenhouse job board, last confirmed open on 2026-09-17. PitchMeAI is not the employer.

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