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Senior Systems Engineer The Senior Systems Engineer serves as a technical lead responsible for the architecture, deployment, and optimization of Boingo’s production, Staging, QA, Beta, and Dev systems. This role bridges high-level infrastructure design with hands-on execution, overseeing complex datacenter operations—including racking, stacking, and cabling—while driving the automation of Ubuntu-based virtualized environments. You will act as a primary technical authority, exercising a high degree of personal responsibility for the systems you create to ensure system reliability across global environments. Key Responsibilities  Cloud-Native Architecture: Lead the design, installation, and scaling of Kubernetes clusters using Ansible and Terraform to meet the needs of demanding engineering teams. Infrastructure Management: Drive the management of all environments (Dev to Production), acting as the primary point of contact for system-wide validation. Automation: Drive scripting and self-service solutions to reduce administrative overhead and TOIL . Build highly resilient, high-performance, and robust systems. Physical Operations: Direct datacenter physical layer activities (racking/stacking), ensuring hardware is optimized for performance and scalability. Agile Orchestration: Lead Sprint planning within the Atlassian suite; partner with Network, Development, and QA teams to design creative solutions and resolve problems proactively. Governance & Standards: Define, document, and follow standards for system design and implementation. Use accepted change control methodologies to justify and implement improvements. Mentorship & Collaboration: Foster an environment of cross-training, upskilling the team in Kubernetes expertise and mentoring junior engineers. System Optimization: Continuously monitor and tune systems using metrics collection to drive maximum efficiency. Vendor & Support: Serve as the technical lead for external vendor relations (Ubuntu, Dell, VMware). Participate in on-call rotations to provide expert 24x7 support. Qualifications 5 to 8+ years of progressive systems engineering experience. Expert-level proficiency with Ubuntu OS , RHEL 7+, and modern Linux distributions. Must have deep experience with the Linux shell, kernel modules, cgroups, pki, and iptables. Kubernetes & Containers: Proven expertise in building, managing, and scaling Kubernetes . Experience with CNI, CRI, and CSI plugins (Portworx, Cilium, Ceph), Service Mesh (Istio), and software-defined storage (Rook-Ceph). Automation & IaC: Advanced expertise in Ansible and Terraform to manage the lifecycle of infrastructure. Experience with GitOps workflows, CI/CD (Jenkins), and configuration management (Redfish, cloud-init). Virtualization: Advanced expertise in VMware and VME management within automated environments. Expertise in Python, Golang, or Bash for building robust IaC tooling and integrating with RESTful API services. Core Infrastructure: Mastery of DNS, LDAP, and RADIUS protocols in enterprise environments. Monitoring: Mastery of Prometheus, Grafana, or InfluxDB to implement proactive alert workflows and ensure 99.99% uptime. Agile & Version Control: Power-user of the Atlassian platform (Jira/Confluence) for Sprint leadership. Expertise in Git-based workflows and Pull Requests. Datacenter Leadership: Extensive experience in physical datacenter lifecycle management, including precision racking, stacking, and structured cabling. Bachelor’s degree in computer science or STEM discipline Meet Boingo – named among the Best Places to Work! For 25 years , Boingo has been leading the way, pioneering first after first. No matter what wireless technology comes next, Boingo will be there. Our vast footprint of Wi-Fi and cellular networks reaches more than a billion consumers annually. From airports and stadiums to mil