Cadre5 · 2 days ago
Software Engineer- Kubernetes
Knoxville, TN
Full-time
Hybrid
Mid, Senior LevelCadre5 is a company that provides innovative technical solutions and is seeking Software Engineers with deep Kubernetes expertise for the American Science Cloud initiative. The role involves designing and developing custom Kubernetes Operators to support high-performance workloads and secure data workflows, contributing to the advancement of scientific computing infrastructure.
ElectronicsSoftwareComputer
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Custom Kubernetes operator development
Design, implement, maintain, modify, and test custom Kubernetes operators written in Go and/or Ansible
Enhance existing software development processes, practices, and standards. test environments to evaluate tooling based on performance, feature set, and maintainability—especially for components that must work reliably with on-premise hardware and OS requirements
Support the use and understanding of in-house Kubernetes operators and serve as a maintainer for those controllers
Architecture & Infrastructure as Code and Tooling
Develop and implement an Architecture as Code process for the Slate platform
Write and maintain infrastructure and deployment code using tools such as ArgoCD (GitOps), Puppet (OS management), Go, Python, Bash, Ansible, Terraform, and GitLab CI
Engage with development teams to understand platform needs and tailor the cluster experience to meet evolving requirements
Technical Leadership for Software Engineering
Provide software development, guidance, code reviews, and pair programming support to a team of 11 engineers
Contribute to onboarding, team documentation, and process improvement initiatives
Act as a go-to technical expert for all Kubernetes custom operator questions across the engineering organization
Collaboration
Partner closely with internal cybersecurity and development teams to ensure the platform custom operators meets security, compliance, and usability expectations
Participate in cross-functional projects related to platform enhancements, cluster lifecycle automation and infrastructure provisioning
Qualification
Required
Experience with the following key technologies and tools:
Languages: Go, Python, Bash
CI/CD: GitLab CI, ArgoCD
IaC/Config Management: Puppet, Helm, Ansible
Kubernetes & Ecosystem: On-prem K8s, Custom Operators, Service Mesh, k8s architecture
Operating Systems: Linux-based OS management at the hardware level, strong Linux sysadmin skills
The ability to obtain and maintain a Department of Energy 'Q' clearance may be required. This requires US Citizenship
Preferred
Prior Istio operator development or service mesh integration experience
Familiarity with WebAssembly plugin development for Istio or Kubernetes
Background in HPC platforms, GPU-based AI training environments, or large-scale distributed systems
Exposure to DOE computing ecosystems (ALCF, OLCF, NERSC, ESnet, HPDF)
Experience with containerized scientific workflows and secure data-sharing architectures
Benefits
3 weeks’ vacation
Excellent medical insurance, including employer-paid benefits
Full medical, dental, and vision coverage coupled with 401K match
15 days PTO
10 holidays
Company
Cadre5
cadre5 is dedicated to building great software.
Founded in 1999
51-200 employees
Funding
Current Stage
Growth StageLeadership Team
Steve Hicks
President / CEO
Chris O'Neal
Sr Partner / VP Software Eng
Company data provided by crunchbase