Software Engineer III

At Montana Instruments, the Software Engineer III is an experienced software professional responsible for the design, architecture, development, integration, and validation of software systems used in advanced scientific instrumentation and cryogenic technologies. As a key contributor within multidisciplinary project teams, this role leads development efforts for complex software subsystems, provides technical guidance to less experienced engineers, and drives projects from concept through release. The Software Engineer III balances hands-on software development with technical leadership to deliver innovative, reliable, and maintainable solutions that support Montana Instruments' product roadmap and enable scientific discovery. 

Experience & Education 

Bachelor's degree in Computer Science, Computer Engineering, Software Engineering, or related technical discipline. Equivalent experience may be considered. 

Typically, 5+ years of professional software engineering experience. 

Demonstrated experience developing and deploying software products through complete development lifecycles. 

Experience designing software architectures and leading development of complex software subsystems. 

Experience working with embedded systems and hardware-integrated software applications. 

Competencies, Knowledge, Skills, and Abilities 

Advanced proficiency in C++ and Python 

Strong understanding of Linux/UNIX development environments 

Experience designing scalable and maintainable software architectures 

Strong knowledge of software engineering principles, object-oriented design, design patterns, and software lifecycle methodologies 

Proficiency with source control and collaborative development tools, including Git-based workflows 

Experience developing automated testing and validation strategies 

Strong analytical, troubleshooting, and debugging skills 

Ability to decompose complex technical problems and develop practical engineering solutions 

Effective written and verbal communication skills with both technical and non-technical audiences 

Ability to mentor junior engineers and provide technical leadership without direct supervisory authority 

Preferred Qualifications 

Experience with Qt application development 

Experience with ArchOS and/or Yocto Linux 

Experience with scientific instrumentation, automation systems, or precision electromechanical equipment 

Familiarity with communication protocols including USB, Ethernet, CAN, SPI, I²C, Modbus, and RS-485. 

Experience with CI/CD pipelines and automated build systems 

Experience integrating software with embedded firmware, electronics hardware, vacuum systems, cryogenic systems, or laboratory instrumentation 

• Background in physics, chemistry, materials science, cryogenics, quantum technologies, or related scientific fields 
• Development experience with programming languages
• SQL database or relational database skills

This is an onsite role in Bozeman, Montana. Montana Instruments will not be sponsoring visas for this position. Local candidates will have first preference.