Principal Software Engineer

Principal Software Engineer 7/29/25 Tucson, Arizona, USA, 85706 32777 Onsite Position

Komatsu is an indispensable partner to the construction, mining, forestry, forklift, and industrial machinery markets, maximizing value for customers through innovative solutions. With a diverse line of products supported by our advanced IoT technologies, regional distribution channels, and a global service network, we tap into the power of data and technology to enhance safety and productivity while optimizing performance. Komatsu supports a myriad of markets, including housing, infrastructure, water, pipeline, minerals, automobile, aerospace, electronics and medical, through its many brands and subsidiaries, including TimberPro, Joy, P&H, Montabert, Modular Mining Systems, Hensley Industries, NTC, and Gigaphoton.

Job Purpose

The Autonomous Haulage System (AHS) is a comprehensive fleet management system for mines. The autonomous trucks are centrally controlled through a wireless network that integrates on-board vehicle controllers, high precision global positioning, and obstacle avoidance systems. The AHS Product Development team is responsible for building innovative solutions to unique and challenging autonomous operation problems. Working with our partners around the world, they design and support the next generation of mine optimization technologies and build the future platforms that will drive the changes in the mining industry for generations.

The Principal Software Engineer – Autonomous Haulage System (AHS), engages cross-disciplinary teams to conceive, design and build innovative automation products. They work closely with product management, hardware engineering, and operations teams.

Travel Requirements

Up to 25%.

Job Duties And Responsibilities

• Lead technical efforts on challenging, cross-functional projects.
• Break down complex problems into simple, straightforward solutions.
• Fully understand system interdependencies and limitations.
• Influence multiple teams technically, boosting their productivity and effectiveness through deep knowledge and experience.
• Be a visionary leader, builder, and operator.
• Balance technical leadership with strong business judgment to make the right technology choices.
• Have expert knowledge in performance, scalability, enterprise system architecture, and engineering best practices.
• Support the career development of others by mentoring individuals and the team on advanced technical issues and helping managers guide their team members' career growth.
• Drive innovation by staying current with industry trends and emerging technologies.
• Collaborate with stakeholders to define project requirements and deliverables.
• Ensure the quality and reliability of software through rigorous testing and code reviews.
• Develop and maintain technical documentation to support ongoing development and maintenance.
• Manage project timelines and deliverables, ensuring projects are completed on time and within budget.
• Foster a culture of continuous improvement and technical excellence within the team.
  
  

Required Skills

• 10 years of non-internship professional software development experience
• 10 years of programming experience, with strong coding skills
• 5 years of leading design or architecture (design patterns, reliability and scaling) of new and existing systems experience
• Experience building complex software systems that have been successfully delivered to customers
• Experience as a mentor, tech lead or leading an engineering team
• Excellence in technical communication with peers and non-technical stakeholders
• Bachelor’s or master’s degree in computer science or equivalent
• Travel requirements up to 25%
  
  

Desired Skills

• Deep hands-on technical expertise in large scale full stack development and building complex distributed systems
• 10 years of full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations experience
• Experience with network protocols, network programming, and distributed application debugging and analysis
• Demonstrated ability to mentor other software developers to maintain architectural vision and software quality
  
  

Komatsu is an Equal Opportunity Workplace and an Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status.