Job Summary:
Cubic Corporation is a company that creates and delivers technology solutions in transportation and defense. They are seeking a Senior DevOps Engineer to design, build, secure, and deliver Kubernetes-based platforms and release systems, focusing on automation and developer enablement.
Responsibilities:
• Design, build, and maintain Kubernetes-based platform and release systems for secure and constrained environments
• Develop and maintain automation tooling, deployment workflows, and operational utilities using Python, Bash, and infrastructure-as-code approaches
• Build and support release pipelines, artifact management workflows, and reproducible deployment bundles
• Maintain and improve internal operator and engineering workbench tools using modern web technologies
• Support Kubernetes platform operations, including cluster provisioning, upgrades, configuration management, and troubleshooting
• Engineer secure deployment workflows with strong attention to credential handling, certificate management, secrets isolation, and deployment guardrails
• Collaborate across engineering teams to improve platform reliability, deployment consistency, and operational efficiency
• Troubleshoot complex issues spanning applications, containers, clusters, hosts, networking, storage, and artifact distribution systems
• Mentor junior engineers and help establish engineering best practices across platform and release operations
• Continuously improve engineering workflows through automation, AI-assisted tooling, and operational best practices
Qualifications:
Required:
• Senior-level experience in platform engineering, release engineering, or DevOps/SRE roles supporting Kubernetes-based systems
• Hands-on experience operating Kubernetes in offline, air-gapped, or otherwise constrained deployment environments
• Strong expertise with: Kubernetes, Helm, RKE2, Ansible Playbooks, Jinja templating
• Strong automation and tooling development experience using: Python, Bash
• Working full-stack development capability with: TypeScript/JavaScript, React, Tailwind CSS
• Strong understanding of CI/CD pipelines and artifact management workflows using: Git, Artifactory, Container registries (including Zot or similar), Helm charts, Signed and reproducible release bundles
• Experience implementing secure engineering and deployment practices, including: Credential and secret management, TLS certificates and CA bundle management, Deployment boundaries and operational guardrails
• Strong understanding of: Platform engineering, Release engineering, PaaS/SaaS delivery models, Operator-focused tooling and workflows
• Must be eligible to obtain a DOD Security Clearance
Preferred:
• Experience supporting government, defense, intelligence community (IC), or similarly regulated environments
• Strong Linux systems engineering experience, particularly in: RHEL/Rocky Linux environments, Docker/container runtimes, RKE2, Networking and storage systems, Host provisioning and preparation
• Security-minded engineering approach that balances automation, maintainability, auditability, and operational constraints
• Strong troubleshooting and root-cause analysis skills across: Application layers, Kubernetes clusters, Host systems, Networking, Artifact repositories, Authentication and credential systems
• Demonstrated ability to mentor engineers and clearly communicate complex platform concepts to technical and non-technical stakeholders
Company:
Cubic Corporation (Cubic) is an international provider of systems and solutions that address the mass transit and global defense markets. Founded in 1951, the company is headquartered in San Diego, USA, with a team of 5001-10000 employees. The company is currently Late Stage.