> Markdown version of [/jobs/ext/2642921-senior-infrastructure-engineer](https://www.wearedevelopers.com/jobs/ext/2642921-senior-infrastructure-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Infrastructure Engineer - **Company:** Komatsu Ltd. - **Location:** Tucson, AZ, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Agile Methodology, DevOps, Github, Hypervisor, Kernel-Based Virtual Machine, Linux System Administration, Reliability Engineering, Ansible, Prometheus, Software Engineering, Datadog, Data Logging, System Availability, Grafana, HybridCloud, Infrastructure as Code (IaC), Gitlab-ci, Information Technology, Terraform, Jenkins, Vmware - **Published:** August 2, 2026 - **Apply:** https://diversityjobs.com/main/sendform/8/8/28176/1/17808984?backUrl=%2Fcareer%2F17808984%2FSenior-Infrastructure-Engineer-Arizona-Tucson ## About the Role * 7+ years of experience in Infrastructure Engineering, DevOps, or SRE roles, with a track record of leading major initiatives. * Experience building and maintaining CI/CD pipelines using GitHub, Jenkins, GitLab CI, or similar tools. * Proven experience managing on-premise and hybrid cloud infrastructure, including hypervisors (VMware, KVM). * Deep understanding of networking, system security, and Linux-based systems. * Familiarity with SRE disciplines including SLIs, SLOs, incident management, and error budgets. Experience with observability and monitoring platforms (e.g., Prometheus, Grafana, ELK, Datadog). * Strong background supporting field-deployed infrastructure and maintaining mission-critical systems with high uptime. * Experience as a mentor, tech lead or leading an engineering team * Bachelor's or Master's degree in Computer Science, Engineering, or equivalent experience. ## Description The Senior Infrastructure Engineer - DevOps & Site Reliability Engineering is responsible for the architecture, implementation, and reliability of Komatsu's mission-critical infrastructure supporting the Autonomous Haulage System (AHS) and other mining technology solutions. This role ensures the scalability, observability, and resilience of infrastructure both in development and in globally deployed production environments. Working cross-functionally with software engineering, security, IT, and field operations, the Senior Infrastructure Engineer designs and automates infrastructure systems to maximize reliability and performance. They will also mentor peers, establish best practices, and drive continuous improvement of infrastructure platforms that support 24/7 mine operations worldwide Job Responsibilities * Serve as a technical leader and subject matter expert across multiple infrastructure and DevOps domains. * Develop and optimize automated CI/CD pipelines to support agile development and fast, reliable deployments. * Architect and maintain on-premise virtual environments, including provisioning, monitoring, and capacity planning. * Design and implement secure, scalable, and resilient infrastructure solutions using Infrastructure as Code (IaC) principles (e.g., Terraform, Ansible, Packer). * Implement observability frameworks for end-to-end system visibility, integrating metrics, tracing, and logging (e.g., Prometheus, Grafana, ELK, OpenTelemetry). * Define and monitor Site Reliability Engineering (SRE) metrics, including Service Level Indicators (SLIs), Service Level Objectives (SLOs), and error budgets to guide operational improvements. * Lead incident response and root cause analysis for production and field systems, ensuring lessons learned are implemented and systems are hardened. * Partner with field engineers and support teams to ensure robust infrastructure at customer mine sites, helping to maintain 24/7 high availability and reliability. * Continuously improve infrastructure in field-deployed environments by applying automation, repeatability, and security best practices. * You will assist in the career development of others, actively mentoring individuals and the team on advanced technical issues and help managers guide the career growth of their team members * You will balance technical leadership and savvy with strong business judgment to make the right decisions about technology choices. * You will be able to occasionally travel internationally. ## Related Videos - [My journey into DevOps world - How it all started!](https://www.wearedevelopers.com/videos/545-my-journey-into-devops-world-how-it-all-started) - [Innovating Developer Tools with AI: Insights from GitHub Next](https://www.wearedevelopers.com/videos/1268-innovating-developer-tools-with-ai-insights-from-github-next) - [From DevOps to Scaled DevOps: How We’re Rebuilding Continuous Delivery as a Platform](https://www.wearedevelopers.com/videos/100018-from-devops-to-scaled-devops-how-we-re-rebuilding-continuous-delivery-as-a-platform) - [WebAssembly: The Next Frontier of Cloud Computing](https://www.wearedevelopers.com/videos/972-webassembly-the-next-frontier-of-cloud-computing) - [Applying Agile Principles to Incident Management ](https://www.wearedevelopers.com/videos/101-applying-agile-principles-to-incident-management) - [DevOps Maturity Check – a way to balance autonomy and alignment](https://www.wearedevelopers.com/videos/58-devops-maturity-check-a-way-to-balance-autonomy-and-alignment) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Best Countries for Software Engineers](https://www.wearedevelopers.com/magazine/267-best-countries-for-software-engineers) - [The Best X (Twitter) Accounts for Developers](https://www.wearedevelopers.com/magazine/294-the-best-x-twitter-accounts-for-developers)