Job Summary:
Cadence is a company that hires and develops leaders and innovators in technology. They are seeking a seasoned Lead Red Hat Linux Architect to modernize their enterprise infrastructure into a scalable, secure, and cloud-native platform, focusing on Red Hat Enterprise Linux and OpenStack environments.
Responsibilities:
• Lead the design, deployment, and configuration of RHOSP 17.1-based cloud environments, including compute, storage, and networking.
• Deliver fully configured and validated OpenStack environments aligned with organizational and client objectives.
• Define and enforce Linux and OpenStack architectural standards, ensuring scalability, automation, and security.
• Collaborate with Cloud, DevOps, and Application teams to integrate workloads across private and hybrid cloud infrastructures.
• Manage day-to-day OpenStack operations to ensure system uptime, stability, and performance.
• Oversee monitoring integration, patch management, node scaling, and performance tuning.
• Implement automation for backups, configuration management, and disaster recovery.
• Create detailed technical documentation for architecture, deployment, and configuration processes.
• Conduct knowledge transfer sessions to strengthen operational readiness and standardization.
• Review Ceilometer and STF configurations to verify metric collection accuracy.
• Integrate RHOSP telemetry (Ceilometer/Prometheus) and alert pipelines.
• Perform log reviews across OpenStack services and identify recurring fault patterns.
• Plan and test RHOSP upgrades in lab/staging environments before production rollout.
• Automate backup and recovery processes for OpenStack databases, configurations, and metadata.
• Validate restore procedures and document disaster recovery verification steps.
• Review STIG compliance guidance and validate current configurations against RHOSP 17.x standards.
• Verify firewall, SELinux, and authentication policies on controller and compute nodes.
• Conduct vulnerability scans using Red Hat Insights or OpenSCAP, tracking remediation and compliance.
• Add and validate compute nodes using Director (TripleO).
• Support GPU node onboarding and verify Nova GPU scheduling.
• Perform performance tuning for Nova, Neutron, and Cinder services.
• Develop Ansible playbooks for provisioning, patching, and backups.
• Maintain Git-based automation repositories for version control and change management.
• Identify knowledge or tooling gaps across RHOSP environments.
• Propose and lead training or shadowing sessions for OpenStack and Ansible operations.
• Provide monthly improvement reports on performance, automation, and reliability metrics.
Qualifications:
Required:
• 10+ years of Linux system architecture and administration experience with Red Hat Enterprise Linux and RHOSP (preferably 17.1).
• Proven experience architecting and operating private or hybrid OpenStack clouds.
• Strong expertise in Ansible, Terraform, Git, and automation workflows.
• Solid knowledge of Prometheus, Alert manager, Grafana, and STF.
• Proficiency in Python and Bash scripting.
• Excellent communication and leadership skills with cross-functional collaboration.
• Red Hat Certified Architect (RHCA) or equivalent certification preferred.
Preferred:
• Experience with iSCSI/NFS storage, and GPU integration within OpenStack.
• Familiarity with multi-cloud operations (AWS, Azure).
• Knowledge of Red Hat security frameworks.
Company:
Cadence is a market leader in AI and digital twins, pioneering the application of computational software to accelerate innovation in the engineering design of silicon to systems. Founded in 1988, the company is headquartered in San Jose, USA, with a team of 10001+ employees. The company is currently Late Stage.